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TEA7089A Datasheet - ST Microelectronics

TEA7089A LOW-RANGE PHONE DEDICATED CHIP

The TEA7089A is a Telephone Analog Front End device, TAFE, which integrates the three basic functions of a standard telephone set : - Speech network, - DTMF generator, - Ringer generator on buzzer. A complete telephone set can be designed using TEA7089A associated with a low cost microcontroller. Ju.
TEA7089A LOW-RANGE PHONE DEDICATED CHIP . . . . . . . RING - GENERATION OF 8 MELODY TONES (Including the 3 German Melody Tones) - 4 STEPS DIGITAL CONTROL ON THE AMPLIFIER OUTPUT LEVEL SPEECH - TRANSMIT GAINEXTERNALLY ADJUSTABLE - RECEIVINGGAINEXTERNALLYADJUSTABLE - AGCSLOPEEXTERNALLYPROGRAMMABLE - SOFTCLIPPING ON SENDING CHANNEL - RECEIVE AMPLIFIER FOR PIEZO OR ELECTRODYNAMIC TRANSDUCER - +6dB MODE ON RECEIVE CHANNEL - LINE POWER MANAGEMENT DIALING - DTMF GENERATOR - LOW DC MASK DURING MAKE PE.

TEA7089A Datasheet (154.84 KB)

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Datasheet Details

Part number:

TEA7089A

Manufacturer:

STMicroelectronics ↗

File Size:

154.84 KB

Description:

Low-range phone dedicated chip.

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TEA7089A LOW-RANGE PHONE DEDICATED CHIP ST Microelectronics

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