TDA9874H 데이터 시트보기 (PDF) - Philips Electronics

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TDA9874H

Digital TV sound demodulator/decoder

Philips Electronics 

Philips Semiconductors

Digital TV sound demodulator/decoder

Preliminary specification

TDA9874H

SYMBOL

WS

SCK

SYSCLK

VDDD4

VSSD4

P1

MONOIN

EXTIR

EXTIL

Vref2

P2

VDDA3

VSSA3

PIN

DESCRIPTION

32 I2S-bus word select input/output

33 I2S-bus clock input/output

34 system clock output

35 digital supply voltage 4; demodulator circuitry

36 digital ground supply 4; demodulator circuitry

37 first general purpose I/O pin

38 analog mono input

39 external audio input right channel

40 external audio input left channel

41 analog reference voltage DAC and operational amplifiers

42 second general purpose I/O pin

43 analog supply voltage 3; operational amplifiers

44 analog ground supply 3; operational amplifiers

1998 Apr 27

9

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