UDA1350AH Просмотр технического описания (PDF) - Philips Electronics

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производитель

UDA1350AH

IEC 958 audio DAC

Philips Electronics 

Philips Semiconductors

IEC 958 audio DAC

Preliminary specification

UDA1350AH

5 ORDERING INFORMATION

TYPE

NUMBER

UDA1350AH

NAME

QFP44

PACKAGE

DESCRIPTION

plastic quad flat package; 44 leads (lead length 1.3 mm);

body 10 × 10 × 1.75 mm

6 BLOCK DIAGRAM

VERSION

SOT307-2

CLKOUT

TC TEST2 RTCB

VSSA VDDA

VDDA(DAC)

Vref

VOUTL VSSA(DAC) VOUTR

VDDA(PLL)

32

VSSA(PLL)

31

34

TEST1

29

CLOCK

AND

TIMING CIRCUIT

23 39 44

26 27

18 17 25 24 22

DAC

DAC

VDDD(C)

2

VSSD(C)

4

10

L3MODE

6

L3CLOCK

5

L3DATA

35

SELSTATIC

15

SPDIF0

16

SPDIF1

L3

INTERFACE

SLICER

IEC 958

DECODER

UDA1350AH

DATA

OUTPUT

INTERFACE

NOISE SHAPER

INTERPOLATOR

AUDIO FEATURE PROCESSOR 12 MUTE

DATA

INPUT

INTERFACE

1 RESET

13

SELCHAN

VDDD

43

VSSD

3

11, 14,

28, 38,

40, 41

21 30 42

33

37

36 7 8 9

19 20

MGS750

n.c.

PREEM1

BCKO WSO DATAO BCKI SELCLK

LOCK PREEM0

DATAI WSI SELSPDIF

1999 Dec 16

Fig.1 Block diagram.

5

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