Product Summary

The M7512B is a 1200 bps Half Duplex FSK Modem. It is useful for the ITU-T V.23 modem, for examples, low cost built-in modems, telecontrol systems, home security systems, etc. The device needs two power supplies, +5 V for digital and +12 V for analog. The M7512B works with single rail +3 V to +5 V and low power consumption.

Parametrics

M7512B absolute maximum ratings: (1)On the conditions of Ta = 25℃, with respect to GND, Power Supply Voltage VDD: –0.3 to +7 V; (2)On the conditions of Ta = 25℃, with respect to GND, Input Voltage VIN: –0.3 to VDD + 0.3 V; (3)Storage Temperature TSTG: –55 to +150 ℃.

Features

M7512B features: (1)Conforms to ITU-T V.23, 1200 bps Half Duplex; (2)Conforms to ITU-T V.23, 75 bps transmitter; (3)Single Power Supply: +3 V to +5 V; (4)Low Power Consumption Operating Mode: 25 mW Typ.; Power Down Mode: 0.1 mW Max.; (5)Line Hybrid Circuit on Chip; (6)Line Direct Drive Capability of Analog Output; (7)3.579545 MHz Crystal Oscillator; (8)Digital Interface: TTL.

Diagrams

M7512B block diagram

M75176P
M75176P

Other


Data Sheet

Negotiable 
M75177P
M75177P

Other


Data Sheet

Negotiable 
M75178P
M75178P

Other


Data Sheet

Negotiable 
M75179P
M75179P

Other


Data Sheet

Negotiable 
M75189AP
M75189AP

Other


Data Sheet

Negotiable