![background image](http://html.mh-extra.com/html/sony/hcd-gn88d/hcd-gn88d_service-manual_420685063.webp)
63
HCD-GN88D
7-33. IC Block Diagrams
IC252
TC7WH157FK (TE85R) (DMB03 BOARD)
1
1OE
56 1LE
LE
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
LATCH
LATCH
28
2OE
29 2LE
OE
LE
OE
1D1
1D2
GND
1D3
1D4
VCC
1D5
1D6
GND
1D7
1D8
1D9
1D10
2D1
2D2
2D3
GND
2D4
2D5
2D6
VCC
2D7
2D8
GND
2D9
2D10
1Q1
1Q2
GND
1Q3
1Q4
VCC
1Q5
1Q6
GND
1Q7
1Q8
1Q9
1Q10
2Q1
2Q2
2Q3
GND
2Q4
2Q5
2Q6
VCC
2Q7
2Q8
GND
2Q9
2Q10
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
SELECT
11
6
ST
11
7
A
1
2
3
A
B
Y
5
Y
B
GND 4
VCC
8
Y
EN G
Y
IC216
SN74ALVCH16841DGGR (DMB03 BOARD)
IC302 PCM1609KPTR (DMB03 BOARD)
SYSTEM
CLOCK
MANAGER
FUNCTION
CONTROL
INTERFACE
SERIAL
INPUT
INTERFACE
4X/8X
OVER SAMPLING
DIGITAL
FILTER
WITH
FUNCTION
CONTROLLER
ENHANCED
MULTI-
LEVEL
DELTA-
SIGMA
MOJULE
ZERO DETECT
DAC
LPF
DAC
LPF
DAC
LPF
DAC
LPF
DAC
LPF
DAC
LPF
DAC
LPF
DAC
LPF
RST
SCKI
SCKO
BCK
TEST
VDD
DGND
DATA1
DATA2
DATA3
ZEROA
LRCK
37
38
39
40
42
43
44
45
46
47
48
41
ZERO1/GPO1
ZERO2/GPO2
ZERO3/GPO3
ZERO4/GPO4
ZERO5/GPO5
ZERO6/GPO6
NC
NC
VOUT6
VOUT5
VOUT4
VOUT3
1
2
3
4
5
6
7
8
9
10
11
12
VOUT2
VOUT1
VCOM
VOUT7
AGND5
VCC5
AGND6
VOUT8
AGND4
VCC4
AGND3
VCC3
13
14
15
16
17
18
19
20
21
22
23
24
ML
MC
MDI
MDO
ZERO8
DATA4
ZERO7
NC
VCC1
AGND1
VCC2
AGND2
36 35 34 33
32 31 30
29
28
27
26
25