Sony CDX-5V661 Service Manual page 55

QQ
3 7 63 1515 0
IC502 LB1836ML-TE-L
VCC 1
IN1 2
OUT1 3
VS1 4
OUT2 5
IN2 6
7
GND
IC602 MSM51V17400D-10TK-FS
VCC 1
DQ1
2
3
DQ2
WE 4
RAS 5
NC
6
TE
L 13942296513
NC 7
8
A10
A0 9
A1 10
A2 11
A3 12
VSS 13
IC910 RN5RF33AA-TL
GND 1
VDD 2
–
+
VREF CURRENT LIMIT
VOUT 3
www
.
http://www.xiaoyu163.com
CONTROL
LOGIC
THERMAL SHUT DOWN
TIMING
GENERATOR
COLUMN
DECODERS
INTERNAL
REFRESH
SENSE
ADDRESS CONTROL
AMPLIFIERS
COUNTER CLOCK
ROW WORD MEMORY
DECODERS DRIVERS CELLS
5 CE
4 EXT
x ao u163
y
i
http://www.xiaoyu163.com
CDX-5V661/5V661A/5V661D/5V661S
2 9
8
14
13
12
CONTROL
LOGIC
11
10
9
8
TIMING
GENERATOR
WRITE
I/O
CLOCK
SELECTOR
GENERATOR
Q Q
3 6 7 1 3 1 5
INPUT OUTPUT
BUFFERS BUFFERS
DATA BUS
IC940 RN5RZ38BA-TL
GND
1
VDD 2
VOUT 3
co
.
9 4 2 8
GND
IN3
OUT3
VS2
OUT4
IN4
VCC
26 VSS
25 DQ4
24 DQ3
23
CAS
22 OE
0 5 8 2 9 9 4
21 A9
20
NC
A8
19
18 A7
17 A6
A5
16
15 A4
14 VSS
5 CE
VREF
+
–
CURRENT
LIMIT
4
NC
m
9 9
2 8 9 9
55