Sony LDI-D100B - Page 52

5-3
IC1104-1106 µPD485505G-35-E2
1 2 3 4
DOUT0
DOUT2
DOUT1
DOUT3
24 23 22 21
DIN0 DIN2 DIN1 DIN3
20 19 18 17
VCC
WCK
16 15 14 13
DIN4
DIN6
DIN5
DIN7
5 6 7 8 9 10 11 12
GND
RCK
DOUT4 DOUT6 DOUT5
DOUT7
OUTPUT
BUFFER
40,384 BIT
(5,048 X 8)
MEMORY CELL ARRAY
WRITE ADDRESS POINTER
READ ADDRESS POINTER
INPUT
BUFFER
RE
RSTR
WE RSTW
IC1301, 1302 NJM2521M-TE1IC1201 CXD1178Q-T6
37
RO
38
GO
39
GO
40
BO
41
BO
42
VG
43
AVDD
44
AVDD
45
AVDD
46
AVDD
47
DVDD
48
DVDD
1
R0
2
R1
3
R2
4
R3
5
R4
6
R5
7
R6
8
R7
DECODER DECODER
9
G0
10
G1
11
G2
12
G3
36
RO
6MSB’S
CURRENT
CELLS
2LSB’S
CURRENT
CELLS
6MSB’S
CURRENT
CELLS
2LSB’S
CURRENT
CELLS
6MSB’S
CURRENT
CELLS
2LSB’S
CURRENT
CELLS
+ –
26
CE
27
RCK
25
BLK
28
GCK
29
BCK
30
DVSS
31
DVSS
32
VB
33
AVSS
34
VREF
35
IREF
CLK
GEN
CLK
GEN
CLK
GEN
BIAS
VOLT GEN
CURRENT CELLS
(FOR FULL SCALE)
LATCHES LATCHES
13 G4
14 G5
15 G6
16 G7
17 B0
18 B1
19 B2
20 B3
21 B4
22 B5
23 B6
24 B7
DECODER DECODER DECODER
LATCHES
DECODER
VOUT
VCC
VIN3 (MUTE)
1 2 3 4
567
GND
BUFFER
VIN1 VIN2
SW1
SW2
8
BIAS
w w w . x i a o y u 1 6 3 . c o m
Q Q
3
7
6 3
1 5 1 5
0 9 9
2
8 9
4 2
9 8
T E L 1 3 9 4 2 2 9 6 5 1 3 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3
Q Q
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