TDA1549T 查看數據表（PDF） - Philips Electronics

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TDA1549T

Stereo 4fs data input up-sampling filter with bitstream continuous calibration DAC (BCC-DAC1)

Philips Electronics 

Philips Semiconductors

Stereo 4fs data input up-sampling filter with

bitstream continuous calibration DAC (BCC-DAC1)

Objective specification

TDA1549T

PINNING

SYMBOL PIN

DESCRIPTION

WS

1 word select input

BCK

2 bit clock input

TEST

3 test input; pin should be connected to

ground

VOL

4 left channel output

FILTCL

5 capacitor for left channel 1st order

filter function; should be connected

between pins 4 and 5

FILTCR

6 capacitor for right channel 1st order

filter function; should be connected

between pins 6 and 7

VOR

7 right channel output

Vref

VSSO

VDDO

VDDA

VSSA

n.c.

8 internal reference voltage for output

channels (1⁄2VDD)

9 operational amplifier ground

10 operational amplifier supply voltage

11 analog supply voltage

12 analog ground

13 not connected (this pin should be left

open-circuit)

VSSD

VDDD

DATA

14 digital ground

15 digital supply voltage

16 data input

Fig.2 Pin configuration.

August 1994

5

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