=== Modems ===

219 Modems, a relatively simple means of interfacing a computer to a duplex RF link which utilizes conventional FM transmitters and receivers, data rates 9.6 - 64.0 kbps
1281 Cellular/cordless devices, telephone circuits, modem circuits RAMs dynamic (synchronous and rambus, fast EDO, 1, 2, 4, 8 Megabit, SIMM parity, 16, 64 Megabit, field, video, graphic, multibank)
1299 Modem, wireless, provides high speed data transmission between computers, process controllers or data terminals, 300, 600, 1200, 2400, 4800 or 9600 baud, RS 232, UHF synthesized transceiver, user selectable channel
1596 Modem, multi-rate, QPSK, modulator (F =50-180 MHz, modulation: QPSK, BPSK, F step =2.5 kHz, RL(out) =20 dB, Pout =-5-25 dBm, Adj steps =0.1 dB, Spur =-55-40 dBc, convolutional encoding: rate =1/2, 3/4, 7/8, input data interference voltage/RS422 at all data rates G 703 at 2048 kbps, data rates =9.6-2048 kbps in 1 bps steps), demodulator (F step =25 kHz, RL(in) >20 dB, Pin =-30-55 dBm, AFC range =25 kHz, T(acq) <10 s)
1718 Modem interface, unit digital. Provides RS-232C interface from STEL-9236 to host/control PC or terminal. Allows STEL-9231 to be used with differentially encoded data without FEC. Allows STEL-9236 to be used in BPSK, DBPSK, QPSK and DQPSK mode without FEC. Allows correction for phase ambiguity for both BPSK and QPSK demodulated data
1727 Modem, digital, fast acquisition, spread spectrum burst processor, F(clc) =20 and 45 MHz, operates at up to 11.5 Mchips/s in transmit and receive modes. Acquisition within one symbol using digital PN matched filter. Independent PN sequences up to 64 bits long for acquisition/preamble and data symbols
2079 Wireless communications boards: OEM radio modem of 434 MHz; OEM spread spectrum transceiver
2582 Modem provides a relatively inexpensive means of interfacing a computer to a duplex RF link which utilizes conventional FM transmitters and receivers. Features: simplified RS-232 and RS-422 transmission; full duplex; data rate to 64 kbps, ruggedized for airborne applications
5024 Modems, MIC, 9600 bps modem for facsimile machines, ECM supported; 14.4 kbps modem with voice codec for facsimile; 14.4 kbps modem for facsimile machines, etc
5948 Modems, radio, intelligent, F =125-180, 400-470, 868-870 MHz, mode of operation =transmit only, receive only, transceiver (configurable), data input/output =RS232, RF band rate =4800 for 12.5 kHz Ch spacing and 9600 for 20 kHz and 25 kHz Ch spacing, Mod type =GMSK, RF channels =12.5/20/25 kHz, RS232 band input rate =300, 600, 1200, 2400, 4800, 9600, 19200, 38400 (configurable), source address =0-255 (configurable), destination address =0-255 (configurable), supply voltage =5.5-9.0 V@I =460 mA (transmit), 120 mA(receive), T(Tx/Rx switching) =20 ms, Pout =500 mW (high); 5 mW (low), size =138x63x30 mm, W =670, -10 to +55C
7333 Modems, VHF&UHF, small size, field configurable, store and forward mode, reports by exception, up to 64 I/O ports, remote supply voltage monitoring, accurate over the air protocol, can share existing radio channels, various I/O configurations available. For SCADA and telemetry, factory automation, environmental monitoring, irrigation control, security systems, refrigerated storage, agricultural controls, remote well sites, eugine monitoring, lighting systems monitoring. F =136-174&403-512 MHz, Ch spacing =25 kHz, PLL step size =12.5 oz 10.0 kHz, No (ch) <64, antenna Imp =50 Ohm, Fr Stab =5 ppm, data rate =10 kbps, Tx section (P(RF) =2-4&2 W, Spurs&Harm <-55 dBc, peak carrier Dev =3.0 kHz), Rx section (digital Sens =0.5&0.7 uV@bit error rate of <1E-4, , image Rej >70&60 dB, selectivity >60 dB, Spurs Rej > 60 dB), supply voltage =12 V@I(Rx) =150 mA, I(Tx) =750-1500 mA&800 mA, size =76x76x38 mm, -30 to +60C
7334 Modem, radio, provides high speed channel rates in excess of 19200 bits per second, selectable operating modes for transparent and packet data operation, provides addressed communications for devices that are not directly addressable themselves, includes store-and-forward data repeating for wide area coverage, provides two individually configurable data ports, supports data activation (three wire) and RTS/CTS handshake protocols, includes powerful network diagnostics for non-intrusive monitoring of all radio and data network functions, built-in bit error rate (BER) monitoring, configurable RF output power levels, programmable receive sensitivity level (squelch) for use on noisy channels, watertight case option for field work and marine installations. For water and waste water management, oil and gas field monitoring, differential GPS and RTK surveying, traffic monitoring and control, automatic vehicle location (AVL), CAD dispatch and messaging, security/alarm system management. F =132-208, 340-360, 380-520, 806-870, 928-960 MHz, No (Ch) =99 Rx/Tx pairs, stored in non-volatile memory, Ch spacing =2.5, 5, 6.25, 7.5, 10, 12.5, 15, 25 &30 kHz, Ch rate =2000-19200 bps (filtered MSK, GMSK, and 4 level FSK), P(RF) =75 mW-5 W (external amplifiers available for up to 500 W), Rx data Sens =-105 dBm for less than BER =E-6, carrier detect rates =300, 1200, 2400 4800, 9600, 19200, 38400 band, data format: asynchronous (8 or 9 bit words), synchronous option on data port 2, signal levels: RS-232, RS-485 or TTL (data Port 1), RS-232 or RS485 (data Port 2), supply voltage =9-28 VDC (2 W models), 11-28 VDC (5 W models), sizes =109x79x46 mm&147x79x46 mm, -30 to +60C
7335 Modem, FHSS, operates in the 2.4 GHz, ISM band, license-exemt in the US, Canada, and many other countries, frequency-hopping spread spectrum (FHSS) radio is highly resistant to interference and ensures secure communication, supports both point-to-point and point-to-multipoint applications, delivers over-the-air data rates of 1.6 Mbps and up to 800 kbps of real world user data throughput, maintains optimal throughput up to 16 kms, enables high speed wireless connectivity for LAN-to-Internet and LAN-to-LAN applications and provides secure, reliable connections to corporate computer networks, outlying offices, and the Internet. F =2.4-2.4835, 2.450-2.4835 GHz, radio modulation: quadrature and binary FSK, No (Ch) =15, BW =1 MHz per 1 channel, P(Tx) =+18 dBm at the antenna port, Rx threshold =-80 dBm, network interface: Ethernet 10 Base TRJ-45, flash memory =4 MB, power supply input =100-240 VAC, 50-60 Hz, auto-sensing, power supply output =+5 VDC@I =3 A, size =230x220x27 mm, weight =2.24 kg, 0 to +65C
7336 Modem, DSSS, uses direct sequence spread spectrum (DSSS) radio technology and the 2.4 GHz ISM band to provide high-speed wireless connections, operates in point-to- point and point to multipoint application-upports multiple station units, delivers up to 11 Mbps of data throughput, PC-based graphical user interface (GUI), command line interface for Telnet, and Web browser-based for programming and monitoring RF and IP network conditions, provides high-speed, wireless connections for LAN-to Internet and LAN-to-LAN connectivity at a fraction of the cost of traditional wire-based technologies, frees user from the high cost of leasing additional telephone lines, expensive installation and high montly fees. It enables fast, reliable connections to corporate computer networks, clients and outlying offices. F =2.4000-2.4835 GHz, 3 orthogonal (non-overlapping) channels sets, BW =22 MHz per 1 channel, link path distance =up to 16 km, radio modulation: complimentary code keying (CCK), P (RF) =+15 dBm at the antenna port, power supply =120/230 VAC, 50/60 Hz, size =232x162x146 mm, weight =2.75 kg, 0 to +50C
9177 Modem, radio, provides a reliable wireless communications link between two serial devices, addressable point-to-point, point-to-multipoint and broadcast multidrop, serial protCol, on-air data encryption and 100 % code balancing, simple built-in command line configuration, built-in RF link diagnostics, remote over-air unit configuration, front panel modem status indicators, low operating current, auto standby mode, low profile enclosure with integrated PP3 battery, uses 9 V PP3 battery or 7-15VDC power supply. F=433.92 MHz, serial protCol (8 data/1 stop/ no parity), DTE speed selectable 600 - 115200 bps, air data speed selectable 600-14400 bps, 96 byte serial Rx/Tx buffer, range < 300 m with fixed antenna, P(Tx)=10 mW, Rx Sens =-100 dBm for 1 ppm BER, supply voltage =7-15VDC@I=36 mA (operating), 15 mA (standby), 440 mA (shutdown), 0 to +550C
12979 Modem (ISM radio) provide low-to medium speed data communications in a single-unit, easy to install package. The modem utilizes one simplex UHF radio channel at separate transmit and receive periods. As the modem has no FEC or ARQ capabilities, a suitable terminal transfer protocol is necessary. Data speed=0-9600 b/s (baseband modulation), 0-1200 b/s (AFSK) different versions, one or two channels, preselected by crystals, Ch spacing =25 kHz, Pout=10 mW, modulation: 0-1200 b/s AFSK FM CCITT V.23, 0-9600 b/s direct FSK, nominal Dev=2.5 kHz on 25 kHz Ch spacing, Stab=2 kHz@-20 to 55C on 25 kHz Ch spacing, Sens <-110 dBm RF input level to 1E-2 BER, supply voltage=+11+25 V@I<55 mA (Rx), <80 mA (Tx), size=65x140x30 mm, weight=230 g.
12980 Modem (radio) provide low-to medium speed data communications in a single-unit, easy to install package. The modem utilizes one or two simplex UHF-radio channels as separate transmit and receive periods. Operating speeds can be selected freely between 0-9600 b/s. The number of data and parity bits can be chosen freely. As the modem has no FEC or ARQ capabilities, a suitable terminal transfer protocol is necessary. A suitable link hop distance is essentially dependent on environment conditions and the antenna and their directivity. When using a helix rubber duck antenna, the coverage is up to 3 km and using directional antenna the coverage is up to 20 km in suitable conditions. F=400-470 MHz (one or two channels, preselected by crystals), Ch spacing=12.5 or 25 kHz, Pout=400 mW, modulation: 0-1200 b/s AFSK FM CCITT V.23, 0-9600 b/s direct FSK, nominal Dev =2.5 kHz and 25 kHz Ch spacing, 1.5 kHz on 12.5 kHz Ch spacing, Stab=2.0 kHz@-20 to +55C on 25 kHz Ch spacing, 1.0 kHz@-20 to +55C on 12.5 kHz Ch spacing, Sens
12981 Modem (radio). The device is a small and versatile UNF data radio modem which provides reliable wireless data communication between two or more terminals. The modem is fully PC compatible and it can be used with the RS 232 or RS 485 interfaces. The modem can be configured to operate with 10 or 11 bit characters and varying amounts of data, start and stop bits can be chosen within these character lengths. The radio modem consists of a radio transceiver board and a processor controlled modem board housed in an aluminium casing. A suitable link hop distance is essentially dependent on environmental conditions, the antennas and their directivity. When using this radio modem and helix rubber duck antenna, the coverage is up to 3 km and using directional antenna with the coverage is up to 25 km in suitable conditions. The maximum coverage of ISM radio modem is approximately 5 km in suitable conditions. F=400-470 MHz (one or two channels, preselected by crystals), data speed=300-4800 b/s or 300-9600 b/s depending on channel spacing, Ch spacing=12.5 or 25 kHz, Pout=400 mW, modulation: FSK, nominal Dev=2.5 kHz on 25 kHz Ch spacing, 1.5 kHz on 12.5 kHz Ch spacing, Stab=2.0 kHz@-25 to +55C on 25 kHz and 1.0 kHz@-25 to +55C on 12.5 kHz Ch spacing, Sens=better than 1E-2@-110 dBm RF input level, data interface: RS232 or RS485, supply voltage=+9+15 VDC@I<60 mA(Rx), <350 mA (Tx), size=65x110x32 mm, weight=250 g
12982 Modem (radio). The device is a small and versatile UNF data radio modem which provides reliable wireless data communication between two or more terminals. The modem is fully PC compatible and it can be used with the RS 232 or RS 485 interfaces. The modem can be configured to operate with 10 or 11 bit characters and varying amounts of data, start and stop bits can be chosen within these character lengths. The radio modem consists of a radio transceiver board and a processor controlled modem board housed in an aluminium casing. A suitable link hop distance is essentially dependent on environmental conditions, the antennas and their directivity. When using this radio modem and helix rubber duck antenna, the coverage is up to 3 km and using directional antenna with the coverage is up to 25 km in suitable conditions. The maximum coverage of ISM radio modem is approximately 5 km in suitable conditions. F=433.050-434.970 MHz (one or two channels, preselected by crystals), data speed=300-9600 b/s, Ch spacing=25 kHz, Pout=10 mW, modulation: FSK, nominal Dev=5 kHz on 25 kHz Ch spacing, Stab=2.0 kHz@-25 to +55C on 25 kHz Ch spacing, Sens=better than 1E-2 at -110 dBm RF input level, data interface: RS232 or RS485, supply voltage=+9+30 VDC@I<60 mA(Rx), <110 mA (Tx), size=65x110x32 mm, weight=250 g
12983 Modem, broadband, wireless. The single-chip broadband wireless modem IC includes a 10-bit A/D, a 10-bit D/A, 64/256 QAM demodulation with Annex A and B FEC, QPSK demodulation (Annex B) QPSK/16 QAM burst transmitter, a programmable MAC, an embedded ARM microprocessor, a 10/100 Ethernet MAC, a USB transceiver, and SRAM. In addition, it offers peripheral interface to accommodate IP telephony, home networking, and video products.
12984 Modem, radio, for mobile applications. The modem has no processor of its own. The required data framing, buffering, handskaking etc, are performed by the system integrator processor. The same processor can be used to switch the channel, adjust the transmitter output power and other parameters of the radio modem. For a synthesized radio modem the turn on time of the transmitter is very short (less than 10 ms), which means very quick polling of the mobile stations. The output power is adjustable between 0.5 to 5 W and the maximum data speed is 7200 bits/s. The switching range of the modem is 20 MHz, which gives in total 800 channels on 25 kHz channel spacing. The receiver and the transmitter channels can be selected independently. F=445-475 MHz (later also 400-445 MHz), switching range=20 MHz, No(Ch)=800, Ch spacing=25, 20 and 12.5 kHz, modulation: baseband FSK, data speed=7200 b/s@25 kHz spacing, 3600 b/s@20 & 12.5 kHz spacing, Pout=0.5-5 W (adjustable externally), Fr Stab=2.0 kHz@-20 to +55C on 25 kHz, 1.5 kHz@-20 to +55C, on 12.5 kHz, Sens<-113 dBm@12 dB SINAD, <-110 dBm on 1% bit error rate at 7200 b/s input level, T(Tx turn on)<10 ms, Ch switching time<20 ms, T=-20 to +55C, Harm=2-95%, Pcons<2.2 A transmitting (5W), <125 mA receiving, <10 mA sleep mode. Weight=400 g, size=60x65x140 mm.
12985 Modem, Smart ACF V.92 modem device set with SMART DAA technology enables modem designers to develop a single worldwide modem for desktop PCs, Internet appliance and portable units with minimum design effort. Features available with V.92 are quick connect, PCM upstream and modem-on-hold. The device set supports analog data at up to 56 Kbps, analog fax at up to 14.4 Kbps, telephone answering machine/telephony extensions and voice/speakerphone. The new V.44 standard is also supported. This new data-compression protocol delivers data rates faster than those achieved by the V.42 bis protocol
12986 Modem, wireless, broadband, single-chip, highest level of integration, programmable MAC architecture, support for Ethernet or USB. The additional components required to complete a broadband modem are minimal. The programmability of the devices integrated system controller and MAC make the broadband modem extremely flexible. All of the documentation required to develop a broadband modem is included: schematics, Gerber files, bill of materials, data sheets, and application notes
12987 Modem. PC card device sets support high-speed analog data up to 56 kbps, 14.4 kbps fax, voice/TAM, analog cellular direct connect, and speakerphone operation. The modem supports ITU-T V.90/K56 flex, V.34 and V.32 bis data modulations and is designed to operate with dial-up telephone lines in the U.S. and worldwide.
12988 Modem. Single-chip V.92 modem device set enables modem designers to develop modems, for desktop PCs and Internet appliances. Features available with V.92 are quick connect, PCM upstream and modem-on-hold. The new V.44 standard is also supported. This new data-compression protocol delivers data rates faster than those achieved by the V.42 bis protocol. The device set supports analog data at up to 56 kbps, analog fax at up to 14.4 kbps, telephone answering machine (TAM)/telephony extensions and voice/speakerphone, and parallel/serial host interface operation, depending on the model.
12989 Modem. The LAN/soft V.92 PCI combo modem device set is the low-cost answer for broadband-ready consumer desktops and SOHO mobile PC markets that require an affordable, flexible, LAN/modem communication solution. The device supports 10/100 Mbps Ethernet LAN and a host-processed V.92 analog data modem with V.44 data compression/14.4 kbps fax modem operation. The combined LAN modem functions with a single PCI interface integrated onto a single die. This provides a significantly lower cos solution than using separate LAN and modem interface devices.
12990 Modem. The single-chip cable modem IC integrates both downstream and upstream physical layer (PHY) technologies as well as dual software programmable network-processing engines with on-chip memory for cable MAC and application layer processing. The device provides a cost-effective, single-chip, digital cable communications solution. The IC support a number of interfaces including: an IEEE 802.3 10/100 Ethernet MAC with MII for access to home networking standards such as HPNA 2.0 and home plug; a USB 1.1 transceiver; and a host interface to accommodate IP telephony, IEEE 802.11a and IEEE 802.11b wireless networking standards
12991 Modems (low-power V.90 PCMCIA modems with Smart DAA). Smart PC card modem family offers PC card manufactures the capability of offering two standard PCMCIA solutions one with data, fax, and TAM; the second with GSM support. The Smart PC card modem family supports 56 kbps high-speed analog data, 14.4 kbps fax and voice operation. The modem supports fax modem send and receive rates up to 14.4 kbps and is designed to operate with dial-up telephone lines in the US and worldwide. Software is included and its downloadable architecture allows for updating of executable code.
15266 Modem (handless data/SMS/fax, dual band 900/1800 MHz, GSM transmission, accepts standard SIM card, can be used on standard GSM network, RS232 interface, uses extended AT command set, supports class 1 fax commands, data transmission up to 14400 band). Size = 150 x 82 x 30 mm.
15267 Modem (industry standard RS232 interface, upto 10 km range, no operating licence required, 34 RF channels user selectable, transmission rate = 1200-19200 band, 4 k buffer memory, full error checking, standby power 0.5 mA). The wireless modem provides a reliable multi-channel serial data communications link that can be configured for many low power telemetry applications. The modem is very simple to use, only three connections are required to the RS232 port (Tx, Rx, OV). The modem has up to 500 mW RF output power which will give a typical range of 6-10 km indirect line of sight and 1-3 km within a buildings environment. A 4 k buffer memory is provided to enable the RF modem to transmit and receive data independently of the host controller. A FEC algorithm may be used to increase the data communication integrity at high speed or over long distances. F = 420-470 MHz, Pout = 5-500 mW, No (channels) = 15, Ch separation = 12.5 or 25 kHz, size = 114 x 65 x 26 mm, -10 to +55C.
15268 Modem (RS232 radio modem 433 MHz, automatic data packetising and error checking, network configurable, user selectable as master or slave, direct PC interface, range upto 120 m open line of sight, upto 128 modems per networks, band rates (9600, 4800, 2400, 1200), RS232 cable supplied, miniature size enclosure, requires no radio licence to operate. A low cost wireless modem providing a reliable serial data communications link that can be used for many data communications applications. The RF modem is very simple to use and provides an RS232 invisible link up to 9600 band. Each modem may be configured to be either Master or Slave to enable a simple wireless network. Up to 127 Slaves may be controlled by a single Master modem. Transmitted data is automatically packetised, encrypted and error checked with full acknowledgment invisible to the host to achieve a highly reliable communication.
17677 Modem, FSK modulation. The device is a small and light-weight radio modem used for a variety of applications involving half-duplex transfer of data messages with two radio modems a point-to-point connection can easily be set up. F=400-470 MHz (baseband 2 MHz), Ch spacing =25 kHz, No(Ch)=16(selectable by Hex switch), Fr Stab<1.5 kHz, P(Tx)=400 mW@50 Ohm, Adj range=20-1000 mW (factory set), carrier power Stab=+ 2 dB/-3 dB, Fr Dev=2.5 kHz, adjacent channel power<200 mW, Spurs I-ETSI 300.220, Sens<-108 dBm (BER<10E-4), co-ch Rej>8 dB, adjacent channel selectivity>65 dB, intermodulation Att>65 dB, Spur radiation<2 nW, RS<232 interface, data speed=300-4800 bps, modulating signal Manchester coded NRZ, supply voltage=+10+14 VDC@I=90 mA (Rx), 600 mA (Tx), size=137x67x29 mm, weight=250 g, -25 to 55C
17678 Modem, high speed, UHF, with 10 W output power and diversity receiving, interfaces RS-232, RS-422 or RS-485, LCD display and four push buttons, error correction (FEC), repeater function, programmable output power. A new radio modem includes a high power (10 W) transmitter and two receivers which gives you numerous diversity functions. Due to the powerful transmitter the coverage is better than before and the distances between the stations can be remarkably longer. With the diversity receiver the modem selects the best signal from the ones received in distinction to the two different points. Thus we can improve the reliability of the connection where there is lot of reflections and fading. These new characteristics make it possible to more than double the distance between the modems compared to the existing radio modems. F=400-470 MHz, Ch spacing=12.5/25 kHz, No (Ch)=160/80, Fr Stab<1.5 kHz, P (Tx)=1-10 W, carrier power Stab=+2 dB/-3 dB, Sens=-116-110 dBm (BER<10E-3), Co-ch Rej>-12 dB, adjacent channel selectivity>60 dB/>70 dB, intermodulation Att>65 dB, Spurs radiation<2 nW, data speed=300-38400 bps (of RS interface), 19200 bps (25 kHz channel), 9600 bps (12.5 kHz channel), supply voltage=+11.8 +30 VDC@P=3VA (Rx), 25 VA (Tx), size=151x123x31 mm, weight=550 g, -25 to +55C
17679 Modem, high speed, UHF, with developed data transfer characteristics, half-duplex. Message routing is a new feature modems, which makes it easier to build up a large radio modem network. The modem software includes a selectable error correction, which improves the functioning of the radio modem under interference. The modem is compatible with the interface types RS-232, RS-422 and RS-485. Without changing the hardware all the parameter settings of the radio modem can be modified through the interface from a PC. F=380-470 MHz, Ch spacing=12.5 or 25 kHz, No (Ch)=160 or 80, Fr Stab<1.5 kHz, P(Tx)=10-1000 mW, carrier power Stab=+2 dB/-3 dB, Sens=-116-100 dBm (BER<10 E-3), co-channel Rej>-12 dB, adjacent channel selectivity>60 dB/>70 dB, intermodulation Att>65 dB, Spurs radiations<2 nW, data speed=300-38400 bps (of RS interface), 19200 bps (25 kHz channel), 9600 bps (12.5 kHz channel), supply voltage=+9+30 VDC@I=1.8 VA (Rx), 6.0 VA (Tx), -25 to +55C, size=137x67x29 mm
17680 Modem, interfaces RS-232, RS-485, RS-422, LCD display and four push buttons, programmable output power. F=869.400-869.650 MHz, Ch spacing=25 kHz, No (Ch)=10, Fr Stab<2.5 kHz, P=10-500 mW, carrier power Stab=+2 dB/-3 dB, Sens<-110 dBm (BER<10E-3), Co-channel Rej>-12 dB, adjacent channel selectivity>60 dB, intermodulation Att>60 dB, Spurs radiations<2 nW, data speed=300-38400 bps (RS interface), 19200 bps (25 kHz channel), supply voltage=+9+30 VDC@P=1.7 VA (Rx), 4.0 VA (Tx), size=137x67x29 mm, weight=250 g, -25 to +55C
18756 Radio modem (highly integrated transceiver and Gaussian FSK modem with digital control functions, fully compliant with Bluetooth specifications 1.2, direct-conversion architecture with no external channel filter or VCO resonant component, highly sensitive receiver with excellent interference rejection performance.The IC also incorporates analog and digital voltage regulators, a power-on reset (POR) circuit and a reference PLL to enable multiple input frequencies, F = 2402-2480 MHz, Rx Sens = -87 dBm, Pout = +2 dBm, supply voltage = 2.3-3.63 V, -40 to +85?C
21759 Modem, telephone, compact, low cost, global embedded, shared line features prevent modem operation from interfering with voice communications. Data transfer rates =300-56000 bps, supply voltage =3.3 V, I =30 mA (on-line), 5 mA (sleep), 0.14 mA (power down), telephone loop current =40 mA, data transmit level =-12 dBm, DTMF Tx level =-2.5 dBm
21760 Modem, telephone, compact, low-cost, global embedded, control & configuration via AT commands, 3.3 and 5 V compatible serial interface, shared line features prevent modem operation from interfering with voice communications. Data transfer at rates =300-56000 bps, supply voltage =3.3 V, I =30 mA (on-line), 5 mA (sleep), 0.14 mA (power down), telephone loop current =40 mA, Imp (line) =600 Ohm, data Tx level =-12 dBm, DTMF Tx level =-2.5 dBm, 0 to +70C
21761 Modem, telephone, low speed, surface mount, low cost, supports V.21, V.22, V.22 bis, V.23, Bell 103, Bell 212 A modem protocols, supports pulse and FSK alarm formats, sleep mode with wake-on-ring feature, power down reduces current draw to 0.1 mA. It permits the designer to easily incorporate dial-up communications into set tap box, security, vending, or point-of-sale applications. Supply voltage =3.3 V, I =15 mA (on-line), 10 mA (sleep), 0.1 mA (power down), data transfer rates =300-2400 bps, telephone loop current =40 mA, serial data rates <115200 bps, Imp (line) =600 Ohm, data Tx level <-9 dBm, DTMF Tx level =-2.5 dBm, 0 to +70C
23116 GSM modem, 900/1800 MHz, GPRS, class B, class 10, DTR triggered-dialling and SMS, up to 11 data bits, 8xLED indicators, speed CSD up to 14.4 kbit/s, GPRS up to 85.6 kbit/s, speed serial 300 to 115.2 kbit/s. The modem requires a SIM card to provide connection to a network service provider
23661 CDMA wirelles modem, loaded with standard cellular phone software, easy to interface, high data rates (up to 144 kbps), follow up CDMA phone technologies. Applications: telemetry, pocket PC, credit card reader, security monitor, meter control, car navigation, control & display, remote alarm
23687 Radio modems, is perfectly adapted for applications such as remote control, monitoring, telemetry, data transter, etc. Where cabling is sensitive and expensive (dam, weather station, mechanic installation, ), as well as for mobile applications (vehicules, cranes, robots, ). F =433.1-434.6, 868 MHz, BW =9.6 kHz, spacing =100 & 50 kHz, P =10 mW @ 433 MHz, 10/500 mW @ 868 MHz, FSK modulation, No (channels) =16, baud rate =1200-76800 bps, Sens =-112 dBm @ 19200 bps, SMA female antenna connector


  
Back


© 2001 - 2016 
    ChipFind:       ,
  ,