The Datasheet Archive

MM74HC942 datasheet (8)

Part ECAD Model Manufacturer Description Type PDF
MM74HC942 MM74HC942 ECAD Model National Semiconductor MM74HC942 is a full duplex low speed modem Original PDF
MM74HC942C MM74HC942C ECAD Model National Semiconductor 300 Baud Modem Scan PDF
MM74HC942J MM74HC942J ECAD Model National Semiconductor MM74HC942 is a full duplex low speed modem Original PDF
MM74HC942J MM74HC942J ECAD Model National Semiconductor 300 Baud Modem Scan PDF
MM74HC942J MM74HC942J ECAD Model National Semiconductor 300 Baud Modem Scan PDF
MM74HC942N MM74HC942N ECAD Model National Semiconductor MM74HC942 is a full duplex low speed modem Original PDF
MM74HC942N MM74HC942N ECAD Model National Semiconductor 300 Baud Modem Scan PDF
MM74HC942N MM74HC942N ECAD Model National Semiconductor 300 Baud Modem Scan PDF

MM74HC942 Datasheets Context Search

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telephone hybrid one chip

Abstract: 74HC MM74HC MM74HC942
Text: jack arrangement and is possible with the MM74HC942. The values of resistors required to program the , National Semiconductor o <0 MM74HC942 300 Baud Modem General Description The MM74HC942 is a , communication over telephone lines and other narrow bandwidth channels. It is Bell 103 compatible. The MM74HC942 , /534s—1 Top View Order Number MM54HC942* or MM74HC942 * * Please look into Section 8, Appendix D for , "C. 'The demodulator specifications apply to the MM74HC942 operating with a modulator having frequency


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PDF MM74HC942 600fi TL/F/5348â MM74HC942 TL/F/5346-5 telephone hybrid one chip 74HC MM74HC
1995 - AN-314 national

Abstract: MM74HC943 AN-314 AN-347 C1995 74HC MM74HC942 TP53130 h5531 AN-347 national
Text: The MM74HC942 943 may be used in a CMOS or TTL environment In a CMOS environment no interfacing is required If the MM74HC942 943 is interfaced to NMOS or bipolar logic circuits standard interface , National Semiconductor Corporation TL H 5531 MM74HC942 and MM74HC943 Design Guide MM74HC942 and , current is important Power-Down Mode The state SQT e ALB e VCC puts the MM74HC942 943 in power-down , the exchange is b12 dBm This level is also the maximum allowed by most phone companies The MM74HC942


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MM74HCM

Abstract: No abstract text available
Text: arrangement is called the I universal registered jack arrangement and is possible with ! the MM74HC942. The , NATIONAL SEUICOND '{LOGIC} IDE D | bS01l22 DDbSSSb 7 | MM74HC942 05J National Æ jA Semiconductor MM74HC942 300 Baud Modem General Description The MM74HC942 is a full duplex low speed modem. It , other narrow band width channels. It is Bell 103 compatible. The MM74HC942 utilizes advanced , MM74HC942 * ' Please look Into Section 8, Appendix D for availability of various package types. 3-442


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PDF bS01l22 MM74HC942 MM74HC942 MM74KC942 MM74HCM2 MM74HCM
Not Available

Abstract: No abstract text available
Text: called the universal registered jack arrangement and is possible with the MM74HC942. The values of , Lll L UL UL lI L lI lü l Order Number MM74HC942J NS Package J20A Order Number MM74HC942N NS , MM74HC942 300 Baud Modem & National Semiconductor January 1988 MM74HC942 300 Baud Modem General Description The MM74HC942 is a full duplex low speed modem. It pro vides a 300 baud , . It is Bell 103 compatible. The MM74HC942 utilizes advanced silicon-gate CMOS technology. Switched


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PDF MM74HC942 phon59
1995 - 2025h

Abstract: 2025Hz 74HC universal telemetry modem MM74HC942N MM74HC942J MM74HC942 MM74HC J20A C1995
Text: MM74HC942 300 Baud Modem General Description Features The MM74HC942 is a full duplex low , lines and other narrow bandwidth channels It is Bell 103 compatible The MM74HC942 utilizes advanced , TL F 5348­1 Top View Order Number MM54HC942 or MM74HC942 TL F 5348 ­ 2 C1995 National Semiconductor Corporation TL F 5348 RRD-B30M105 Printed in U S A MM74HC942 300 Baud Modem January , The demodulator specifications apply to the MM74HC942 operating with a modulator having frequency


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PDF MM74HC942 2025h 2025Hz 74HC universal telemetry modem MM74HC942N MM74HC942J MM74HC J20A C1995
Not Available

Abstract: No abstract text available
Text: arrangement and is possible with the MM74HC942. The values of resistors required to pro­ gram the MM74HC942 , Dimensions inches (millimeters) 0.985 Order Number MM74HC942J NS Package J20A Order Number MM74HC942N , January 1988 MM74HC942 300 Baud Modem General Description Features The MM74HC942 is a , loopback for self test ■Power down mode The MM74HC942 utilizes advanced silicon-gate CMOS , Package - SQT • ALB •Of* • TXD Top View Order Number MM54HC942 or MM74HC942 CM


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PDF MM74HC942 600ft
1270Hz

Abstract: balanced frequency discriminator National Hybrid 2025h MM74HC942J MM74HC942 MM74HC 74HC telephone hybrid power line carrier communication dc
Text: universal registered jack arrangement and is possible with the MM74HC942. The values of resistors required ,  National Semiconductor January 1988 MM74HC942 300 Baud Modem General Description The MM74HC942 is a full duplex low speed modem. It provides a 300 baud bidirectional serial interface for data communication over telephone lines and other narrow bandwidth channels. It is Bell 103 compatible. The MM74HC942 , TL/F/5348-1 Top View Order Number MM54HC942 or MM74HC942 Vet GHD VBB XTALS XTALD I I I


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PDF MM74HC942 600fi 1270Hz balanced frequency discriminator National Hybrid 2025h MM74HC942J MM74HC 74HC telephone hybrid power line carrier communication dc
1995 - FULL WAVE RECTIFIER CIRCUITS

Abstract: National Hybrid 5532 lowpass filter CIRCUIT DIAGRAM AN-349 SC-15 SC-12 MM74HC942 internal diagram of external modem implementation of frequency discriminator AN-349 national
Text: modems available today Advances in CMOS and circuit design technology have made possible the MM74HC942 a , S A AN-349 TL H 5532 ­ 1 FIGURE 1 Chip Architecture of the MM74HC942 CMOS 300 Baud Modem , 0 5 mW standby) and low external component count makes the MM74HC942 an efficient implementation of the 300 baud modem function APPLICATIONS Figure 7 shows the MM74HC942 in an acoustically , circuits is again evident TL H 5532 ­ 7 FIGURE 6 Typical Interface Between the MM74HC942 and the


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1995 - MM74HC943

Abstract: AN-392 C1995 MM74HC942 VA300 Phoenix Microsystems alto
Text: important to know which bias definition is being used The MM74HC942 and MM74HC943 300 baud modems use the , should be specified Figures 5 and 6 show the bias for the MM74HC942 the MM74HC943 and another modem , whereas for the MM74HC942 and MM74HC943 it is not This demonstrates the necessity for specifying the , Note the mode and signal strength dependence of the measurements This data was taken on the MM74HC942 , specification of b12 dBm on the MM74HC942 943 integrated circuits On the other hand a modem which is to be


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1995 - dx 8250

Abstract: national semiconductor 8250, uart TP5088 8250 uart national telephone circuit with dtmf tp5088 UART national 8250 OUT141 uart 8250 8250 uart configuration 8250 uart
Text: Semiconductor Corporation TL F 8691 RRD-B30M105 Printed in U S A AN-444 FIGURE 1 The MM74HC942's 2 , strobes The modem design is based on the MM74HC942 modem chip Figure 1 illustrates the chip , demodulator section reduces the outgoing signal to negligible levels A LOOK AT THE MM74HC942 MODEM CHIP The MM74HC942 modem IC lets you use simple support circuitry requires relatively little circuit-board area and


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1995 - Understanding 300 Baud Modem Specifications

Abstract: 74vhc942 AN-1017 national distortion factor generator VA300 MM74HC943 MM74HC942 C1995 74VHC943 TMS9
Text: devices are direct pin function and spec replacements for the MM74HC942 943 devices ) Bit bias is , Plant'' P A Gresh Bell Syst Tech J Dec '69 (10) ``Comparison Report of MM74HC942 MM74HC943 versus


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1995 - FULL WAVE RECTIFIER CIRCUITS

Abstract: AN10141 74vhc942 national TV frequency synthesizer chip discrete phase sequence detector SC-15 SC-12 MM74HC942 C1995 AN-1014
Text: replacements for the MM74HC942 943 devices ) The two polysilicon layers also offer a near perfect capacitor


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1995 - 74vhc942

Abstract: modem hybrid separates transmit 74VHC943 AN-314 C1995 MM74HC942 TP53130 AN-1016 national AN-314 national
Text: 74VHC942 943 devices are direct pin function and spec replacements for the MM74HC942 943 devices 1


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PDF 74VHC942 74VHC943 74VHC943 modem hybrid separates transmit AN-314 C1995 MM74HC942 TP53130 AN-1016 national AN-314 national
74vhc942

Abstract: universal telemetry modem power line carrier communication dc 74VHC MM74HC942 D-S2256 WV5 64
Text: Electrical Characteristics Unless otherwise specified, all specifications apply to the MM74HC942 over the


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PDF 74VHC942 600ft Cep-01451. 212-S066 GCH0G21 universal telemetry modem power line carrier communication dc 74VHC MM74HC942 D-S2256 WV5 64
1995 - C24PH

Abstract: optimum hybrid design ,national semiconductor Linear c24-ph "Optimum Hybrid Design" R12PI c24phi Var1-M12 midcom 671-0017 AN3971
Text: 's MM74HC942 and MM74HC943 single chip 300 baud modems Analysis of this circuit reveals it nulls the


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1984 - telephone circuit with dtmf tp5088

Abstract: mm58167a TP5088 74510 74HC B44 transistor C1995 MM74HC942 NSC800 NSC858
Text: replacements for the MM74HC942 943 devices ) Linked with such CMOS peripheral ICs as the NSC858 UART the


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PDF 74VHC943 Bell103 74VHC942 MM74HC942 telephone circuit with dtmf tp5088 mm58167a TP5088 74510 74HC B44 transistor C1995 NSC800 NSC858
M5L8042

Abstract: panasonic inverter dv 707 manual ccd camera mc 7218 wiring diagram panasonic inverter manual dv 707 tda 12011 pin details tmm2114 tda 12011 Toshiba DC MOTOR DGM 3520 2A sn29764 MC74HC4538
Text: No file text available


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PDF S-17103 54070Z CH-5404 M5L8042 panasonic inverter dv 707 manual ccd camera mc 7218 wiring diagram panasonic inverter manual dv 707 tda 12011 pin details tmm2114 tda 12011 Toshiba DC MOTOR DGM 3520 2A sn29764 MC74HC4538
triac tag 8518

Abstract: 70146 X2864AD DS3654 TC9160 philips ecg master replacement guide 7 segment display RL S5220 la 4440 amplifier circuit diagram 300 watt vtl 3829 A-C4 TCA965 equivalent
Text: No file text available


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