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U22, U23, U24 NJM4580E
1
8
A
OUT
2
7
A
-IN
A
B
3
6
+IN
A
V -
4
5
IC302 TC74HC373AF
D0
D1
D2
D
D
D
Q
Q
Q
L
L
L
LE
QE
Q0
Q1
U6 M11B416256A
WE
RAS
CONTROL
CASL
LOGIC
CASH
CLOCK
GENERATOR
COLUMN
ADDRESS
BUFFER
A0
REFRESH
CONTROLER
A1
A2
A3
A4
REFRESH
A5
COUNTER
A6
A7
A8
ROW
ADDRESS
BUFFERS(9)
U26 TC74HCU04AF
1
14
Vcc
1A
V +
2
13
6A
1Y
3
12
6Y
2A
B
OUT
5Y
2Y
4
11
5
10
B
-IN
3A
5Y
6
9
4A
3Y
B +IN
7
8
GND
4Y
D3
D4
D5
D6
D7
D
D
D
D
D
Q
Q
Q
Q
Q
L
L
L
L
L
Q2
Q3
Q4
Q5
Q6
Q7
DATA-IN BUFFER
DATA-OUT
BUFFER
COLUMN
DECODER
512
SENSE AMPLIFIERS
I/O GATING
512x16
512x512x16
512
MEMORY
ARRAY
V
cc
V
GENERATOR
BB
V
ss
65
U9 XC61AN1902MR
U29 BA17805FP
R4
V
IN
+
V
OUT
-
Vref
V
SS
D1
U27 LD1117S
U28 LD1117S33
.
.
IO15
OE
U3 BA033FP
VCC
1Pin
Vcc
-
Vref
+
3Pin
GND
2Pin
R10
R9
R13
R8
Q8
D2
Q12
Q9
Q15
R5
Q13
Q10
Q6
Q5
R6
R15
R16
R1
R2
C1
Q11
Q18
Q7
Q4
Q2
Q14
Q1
Q3
R14
R3
R7
R22
R18
D3
Thermal
Limit
Current
Limit
GND (FIXED OUTPUT)
ADJ. (ADJUSTABLE OUTPUT)
IC502, IC951, IC952, IC953, IC954 BA4558N
+
OUT
1CH
-
2
1
3
4
+IN1
V
OUT1
-IN1
EE
66
(1)
INPUT
Q18
Q17
R21
R12
R11
R17
(3)
OUTPUT
R20
R19
(2)
COMMON
V
IN
-
+
+
V
OUT
Substrate
+
2CH
-
5
6
7
8
+IN2
-IN2
OUT2
VCC
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