Sony HCD-C770 Service Manual page 80

HCD-C770/C990
QQ
3 7 63 1515 0
IC706 MSM51V18165F-60TSKR1
50 49 48 47 46 45 44 43 42
OUTPUT INPUT
BUFFER BUFFER
OUTPUT INPUT
BUFFER BUFFER
VCC VCC
1 2 3 4 5 6 7 8 9
TE
L 13942296513
IC808 MSM56V16160F-8TK7R1
50 49 48 47 46 45 44 43 42
OUTPUT
BUFFERS
READ
DATA
REGISTER
INPUT
DATA
REGISTER
INPUT
BUFFERS
www
1 2 3 4 5 6 7 8 9
.
80
http://www.xiaoyu163.com
NC
41 40 – 36 35 34 33
TIMING
GENERATOR
I/O
CONTROLLER
I/O
CONTROLLER
SENSE
AMPLIFIER
MEMORY
CELLS
VBB GENERATOR
IVCC GENERATOR
10 11 – 16 17 18
NC
41 40 39 38 37 36 35 34
TIMING
REGISTER
PROGRAMING
REGISTER
LATENCY
&
BURST
CONTROLLER
I/O
CONTROLLER
BANK
CONTROLLER
10 11 12 13 14 15 16 17 18
x ao
y
i
http://www.xiaoyu163.com
8
32 31 30 29 28
REFRESH INTERNAL
CONTROL ADDRESS
CLOCK COUNTER
ROW
COLUMN
ADDRESS
ADDRESS
BUFFERS
BUFFERS
COLUMN
DECODERS
WORD ROW
DRIVERS DECODERS
ON CHIP
VCC
ON CHIP
VCC
19 20 21 22 23
Q Q
3 6 7 1 3
33
INTERNAL
COLUMN
COLUMN
ADDRESS
ADDRESS
BUFFERS
COUNTOR
SENSE COLUMN
AMPLIFIER DECODERS
MEMORY ROW
WORD
DECODERS
CELLS DRIVERS
u163
.
2 9 9 4 2 8
27 26
VCC
24 25
1 5 0 5 8 2 9 9 4
32 31 30 29 28 27
INTERNAL
ROW
ROW
ADDRESS
ADDRESS
BUFFERS
COUNTOR
m
19 20 21 22 23 24
co
9 9
2 8 9 9
26
25