Read Sony DPP-SV55 (serv.man2) Service Manual online
6-7
DPP-SV55 V2
IC
TA8428F(EL) (TOSHIBA)
MOTOR ROTATION CONTROL DRIVER
TOP VIEW
V
CC
NC
V
CC
NC
NC
GND
NC
IN1
IN2
NC
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
NC
NC
NC
NC
OUT
A
OUTA
NC
NC
NC
NC
INPUTS
IN1, IN2
OUTPUTS
OUTA, OUT
A
OTHER
NC
: OUTPUT CONDITION CONTROL
: DC MOTOR CONNECTION
: NO CONNECTION
CONTROL
SHORT CURRENT
PROTECTOR
THERMAL
SHUTDOWN
OUTA
V
CC
15
OUT
A
16
IN1
8
IN2
9
64M (1048576
x
4
x
16)-BIT SDRAM
TOP VIEW
V
CC
I/O1
V
CC
Q
I/O2
I/O3
GNDQ
I/O4
I/O5
V
CC
Q
I/O6
I/O7
GNDQ
I/O8
V
CC
LDQM
WE
CAS
RAS
CS
BA0
BA1
A10
A0
A1
A2
A3
V
CC
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
54
53
52
51
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
GND
I/O16
GNDQ
I/O15
I/O14
V
CC
Q
I/O13
I/O12
GNDQ
I/O11
I/O10
V
CC
Q
I/O9
GND
NC
UDQM
CLK
CKE
NC
A11
A9
A8
A7
A6
A5
A4
GND
INPUTS
A0 - A11
BA0, BA1
CAS
CKE
CLK
CS
LDQM
RAS
WE
WE
UDQM
INPUTS/OUTPUTS
I/O1 - I/O16
OTHER
NC
: ADDRESS
: BANK SELECT
: COLUMN ADDRESS STROBE
: CLOCK ENABLE
: CLOCK
: CHIP SELECT
: DATA MASK
: ROW ADDRESS STROBE
: WRITE ENABLE
: DATA MASK
: DATA
: NO CONNECTION
COLUMN DECODER
INPUT BUFFER
OUTPUT BUFFER
SENSE AMPLIFIER & I(O)BUS
MEMORY ARRAY
ROW DECODER
COLUMN ADDRESS
COUNTER
BANK 0
4096
x
256
x
16BIT
COLUMN DECODER
SENSE AMPLIFIER & I(O)BUS
MEMORY ARRAY
ROW DECODER
COLUMN ADDRESS
BUFFER
BANK 1
4096
x
256
x
16BIT
COLUMN DECODER
SENSE AMPLIFIER & I(O)BUS
MEMORY ARRAY
ROW DECODER
ROW ADDRESS
BUFFER
BANK 2
4096
x
256
x
16BIT
COLUMN DECODER
SENSE AMPLIFIER & I(O)BUS
MEMORY ARRAY
ROW DECODER
REFRESH COUNTER
BANK 3
4096
x
256
x
16BIT
A0 - A11, BA0, BA1
COLUMN ADDRESSES
A0 - A11, BA0, BA1
ROW ADDRESSES
I/O1 - I/O16
2, 4, 5, 7, 8, 10, 11, 13, 42,
44, 45, 47, 48, 50, 51, 53
23 - 26, 29 - 34, 22, 35, 20, 21
23 - 26, 29 - 34, 22, 35, 20, 21
CONTROL LOGIC & TIMING GENERATOR
CLK
38
CKE
37
CS
19
RAS
18
CAS
17
WE
16
LDQM
15
UDQM
39
V54C365164VCT8PC-TP (MOSEL-VIT)
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