74HC942, 74HC942N full duplex low speed modem

National Semiconductor

Description

MM74HC942 300 Baud Modem January 1988 MM74HC942 300 Baud Modem General .
The MM74HC942 is a full duplex low speed modem It provides a 300 baud bidirectional serial interface for data communication over telephone lines and o.

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74HC942 Datasheet Preview — This datasheet PDF includes multiple part numbers: 74HC942, 74HC942N. Please refer to the document for exact specifications by model.

Datasheet Specifications

Part number: 74HC942, 74HC942N
Manufacturer: National Semiconductor
File Size: Direct Link
Datasheet: 74HC942N_NationalSemiconductor.pdf
Description: full duplex low speed modem
Note: This datasheet PDF includes multiple part numbers: 74HC942, 74HC942N.
Please refer to the document for exact specifications by model.

Features

* Y Y Y Y Y Y Y Y Y Y www. DataSheet4U. com MODULATOR SECTION The modulator contains a frequency synthesizer and a sine wave synthesizer It produces a phase coherent frequency shift keyed (FSK) output LINE DRIVER AND HYBRID SECTION The line driver and hybrid are designed to facilitate connection to a

Applications

* Y Y Y Y Y Y Y Y Built-in low speed modems Remote data collection Radio telemetry Credit verification Stand-alone modems Point-of-sale terminals Tone signalling systems Remote process control TRI-STATE is a registered trademark of National Semiconductor Corp Connection and Block Diagrams Dual-In-L

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74HC942N full duplex low speed modem National Semiconductor

National Semiconductor 74HC942-like datasheet