UDA1343 데이터 시트보기 (PDF) - Philips Electronics
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UDA1343 Datasheet PDF : 36 Pages
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Philips Semiconductors
Economy audio CODEC with features
Preliminary specification
UDA1343TT
BLOCK DIAGRAM
handbook, full pagewidth
VDDA(ADC) VSSA(ADC)
2
1
VINL
3
PGA
VADCP
7
VADCN
6
Vref(A)
4
PGA
5 VINR
ADC
ADC
10
VDDD
11
VSSD
18
DATAO
16
BCK
WS 17
DATAI 19
OVERFL 9
DECIMATION FILTER
DC/VOLUME/MUTE
DIGITAL INTERFACE
DE-EMPHASIS/VOLUME/MUTE
DIGITAL MIXER
UDA1343TT
INTERPOLATION FILTER
NOISE SHAPER
L3-BUS
INTERFACE
8
TEST1
21
TEST2
20
RESET
13
L3MODE
14
L3CLOCK
15
L3DATA
12
SYSCLK
DIGITAL
SILENCE
DETECTOR
DAC
DAC
26
VOUTL
25
VDDO
27
VSSO
23
22
VDDA(DAC) VSSA(DAC)
Fig.1 Block diagram.
24 VOUTR
28
Vref(D)
MGL886
2000 Jan 12
5
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