Sony HCD-SR4W - Page 76

76
HCD-SR4W
IC703 NJM3404AV (TE2)
1
8
2
7
3
6
4
5
A
B
A OUTPUT
A-INPUT
A+INPUT
V-
V+
B OUTPUT
B-INPUT
B+INPUT
IC704 TK11125CSCL-G
IC706 M51V18165M-60TS-KR1
NC
A9 A8 A7 A6 A5 A4 VSS
NC NC
A0 A1 A2 A3
VDD VDD
DQ1 DQ2 DQ3 DQ4
VCC
DQ5 DQ6 DQ7 DQ8
WE
RAS
3132 2930 262728
2019 2221 24 25232
VDD
1 43 65 87 109
VSS DQ16 DQ15 DQ14 DQ13 VSS DQ12 DQ11 DQ10 DQ9
4950 4748 4546 4344 4142 35
I/O
SELECTOR
OUTPUT
BUFFER
INPUT
BUFFER
OUTPUT
BUFFER
INPUT
BUFFER
SENSE
AMPLIFIER
COLUMN
DECODERS
MEMORY
CELLS
WORD
DRIVERS
ROW
DECODERS
ON CHIP
VBB GENERATOR
ON CHIP
IVCC GENERATOR
COLUMN
ADDRESS
BUFFERS
LCAS
34
UCAS
33
OE
I/O
CONTROLLER
I/O
CONTROLLER
17 18
11 – 16
NC
40 – 36
ROW
ADDRESS
BUFFERS
INTERNAL
ADDRESS
COUNTER
REFRESH
CONTROL
CLOCK
TIMING
GENERATOR
VCC VDD
VDD
VDD
5 4
CONTROL
CIRCUIT
BANDGAP
REFERENCE
VCONT GND NP
VIN VOUT
OVER HEAT &
OVER CURRENT
PROTECTION
1 2 3
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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