(PDF) KA8501A Datasheet - SPEECH NETWORK WITH DIALER INTERFACE

Número de pieza	KA8501A
Descripción	SPEECH NETWORK WITH DIALER INTERFACE
Fabricantes	Samsung
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No Preview Available ! KA8501A SPEECH NETWORK WITH DIALER INTERFACE INTRODUCTION The KA8501A is a telephone speech network in- tegrated circuit which includes transmit amp, receive amp, DTMF amp, voltage regulator, line equalizer, voltage comparator. It handles the voice signal, perfor- ming the 2/4 wires interface and changing the gain on both sending and receiving amplifiers to compensate the line current. The KA8501A can work in fixed gain mode. FEATURES • Adjusts sending and receiving attenuation length • Regulated voltage for dialer • Linear interface for DTMF • Suitable for ceramic transducers • Mute function PIN CONFIGURATION 16-DIP-300A ORDERING INFORMATION Device KA8501A Package 16-DIP-300A Operating Temperature - 45°C ~ + 70°C MIC1 1 16 MIC2 V+ 2 15 VDD MUTING 3 14 MF BIAS ADJ. 4 REGULATOR 5 REGULATOR 6 LINE CURRENT 7 KA8501A 13 RXO2 12 RXO1 11 RXI + 10 RXI - ZBAL SWITCH 8 9 V- Fig. 1 1 page

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PDF KA8501A Data sheet ( Hoja de datos )