73
HCD-HDX500/HDX501W
IC704 SN74LVC257APWR
8
15
16
10
14 13 12 11
G
4A 4B 4Y 3A 3B 3Y
9
6
7
4
5
2
3
1
S
1A 1B 1Y 2A 2B 2Y
VCC
OUTPUT CTL
4Y OUTPUT
3A
3B
3Y OUTPUT
4A
4B
1Y OUTPUT
2A
2B
2Y OUTPUT
1A
1B
GND
SELECT
INPUTS
INPUTS
INPUTS
INPUTS
IC772 PCM1808PWR
DELTA-SIGMA
MODULATOR
DELTA-SIGMA
MODULATOR
ANTIALIAS
LOW-PASS FILTER
ANTIALIAS
LOW-PASS FILTER
AGND
VCC
2
3
VDD
DGND
4
5
LRCK 7
REFERENCE
×
1/64
DECIMATION
FILTER
WITH
HIGH-PASS
FILTER
SERIAL
INTERFACE
&
MODE/FORMAT
CONTROL
FMT
12
VINR
14
VINL
13
MD1
11
MD0
10
DOUT
9
BCK
8
CLOCK & TIMING CONTROL
POWER
SUPPLY
SCKI 6
VREF 1
www. xiaoyu163. com
QQ 376315150
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8
TEL 13942296513
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9
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0
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Q
Q
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TEL 13942296513 QQ 376315150 892498299