54
VSX-709RDS, VSX-609RDS
W24257AJ-12 (D.D & INPUT ASSY : IC1301)
• 32K
×
8 High-Speed CMOS Static RAM
•
Block Diagram
•
Pin Function
VDD
DSS
A0
A14
28
14
10
1
20
22
27
I/O8
19
I/O1
11
CS
OE
WE
DECORER
DATA I/O
CORE
ARRAY
CONTROL
No.
Pin Name
Function
1
A14
2
A12
3
A7
4
A6
5
A5
6
A4
7
A3
8
A2
Addres Inputs
9
A1
10
A0
21
A10
23
A11
24
A9
25
A8
26
A13
11
I/O1
12
I/O2
13
I/O3
15
I/O4
Data Inputs/Outputs
16
I/O5
17
I/O6
18
I/O7
19
I/O8
14
Vss
Ground
20
CS
Chip Select Input
22
OE
Output Enable Input
27
WE
Write Enable Input
28
Vdd
Power Supply
TC9273F-007 (D.D & INPUT ASSY : IC101)
• Analog Switch Array
•
Block Diagram
•
Pin Function
VDD
DSS
28
1
CK
GND
14
13
STB
DATA
16
15
S9
10
Level Shift + Shift Register Circuit
S10
11
S11
S1
S2
S3
S4
S5
S6
S7
S8
S9
S10
S11
12
27
26
25
24
23
22
21
20
19
18
17
No.
Pin Name
Function
1
VSS
Minus Power Supply
2, 27
S1
3, 26
S2
4, 25
S3
5, 24
S4
6, 23
S5
7, 22
S6
Input and Output
8, 21
S7
9, 20
S8
10, 19
S9
21, 18
S10
26, 17
S11
13
GND
Digital Ground
14
CK
Clock Input
15
DATA
Data Input
16
STB
Strobe Input
28
VDD
Plus Power Supply
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9
9
2
8
9
4
2
9
8
TEL 13942296513
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
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TEL 13942296513 QQ 376315150 892498299
