HCD-GPX555/GPX888
55
IC452 BA2903FV-E2 (MB BOARD (5/9))
IC604 PCM1754DBQR (MB BOARD (1/9))
IC611, IC615 PCM1754DBQR (MB BOARD (2/9))
IC602, IC605 SN74LV4052APWR (MB BOARD (1/9))
VCC
GND
+
–
+
–
8
7
6
5
B OUTPUT
B- INPUT
B+ INPUT
1
2
3
4
A OUTPUT
A- INPUT
A+ INPUT
V-
V+
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
2Y0
1Y2
VCC
1Y1
1-COM
1Y0
1Y3
A
B
GND
GND
INH
2Y1
2Y3
2-COM
2Y2
1
AUDIO
SERIAL
PORT
POWER
SUPPLY
BCK
SYSTEM
CLOCK
2
DATA
3
LRCK
4
DGND
5
NC
6
VCC
15
SERIAL
CONTROL
PORT
FMT
14
4x/8x OVERSAMPLING DIGITAL
FILTER & FUNCTION CONTROL
ENHANCED MULTILEVEL
DELTA-SIGMA MODULATOR
D/A
CONVERTER
D/A
CONVERTER
ZERO
DETECT
OUTPUT AMP
& LOW-PASS
FILTER
OUTPUT AMP
& LOW-PASS
FILTER
MUTE
SYSTEM
CLOCK
MANAGER
16 SCK
13 DEMP
12 TEST
11 ZEROA
9 AGND
VLTUO
VRTUO
10 VCOM
7
8
