TEA7532 Datasheet PDF | STMicroelectronics

STMicroelectronics TEA7532

The TEA7532 inputs (PG0, PG1, ON/OFF) permit the loudspeaker to be cut-off thus ensuring privacy of communication. Zmic = 1.1 V I6 ; Zinp = 1.1 V I9 ; Zin2 = 1.1 V I2 5/16 TEA7532 CIRCUIT DESCRIPTION TEA7532 is a 16 pin DIL integrated circuit providing the following facilities : - Loudspeaker amplifier 1.1.

Part No.	TEA7532
Datasheet	TEA7532 Download
Manufacturer	STMicroelectronics
Description	MONITOR AMPLIFIER
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DESCRIPTION

This 16 pins IC is designed for monitor (loudspeaker) telephone set and provides : a) Signal amplification for monitoring (loudspeaker) b) Antiacoustic feedback (antilarsen) c) Antidistortion by automatic gain adaptation d) Antilarsen adjustment (full duplex) BLOCK DIAGRAM DIP16 SO16 ORDERING NUMBERS : TEA7532DP (DIP16) TEA7532FP (SO16) July 1993 1/16 TEA7532 PIN CONNECTION (Top view) PIN

DESCRIPTION

N° 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 Symbol ADJ ALADJ ADS VLS MIC1 MIC2 FAL TC1 INP LS1 VREF LS2 GND PG0 PG1 ON/OFF

DESCRIPTION

Adjust Internal Reference V LS Antilarsen Adjustement Antidistortion Supply Microphone Input Microphone input Antilarsen Filter Antilarsen Time Constant Input Signal Output Loudspeaker 1 Internal Resistance Output Loudspeaker 2 Ground Inputs Program Level to Loudspeaker

ABSOLUTE MAXIMUM RATINGS

Symbol Top VLS ILS VL Parameter Temperature Range Supply Voltage Supply Current for T > 300ms for T ≤ 300ms Voltage Level (pins, PG0, PG1, on/off) Value –5...