M48T35-70PC1F Просмотр технического описания (PDF) - STMicroelectronics
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M48T35-70PC1F Datasheet PDF : 26 Pages
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Figure 4. DIP Connections
A14
A12
A7
A6
A5
A4
A3
A2
A1
A0
DQ0
DQ1
DQ2
VSS
1
28
2
27
3
26
4
25
5
24
6
23
7 M48T35 22
8 M48T35Y 21
9
20
10
19
11
18
12
17
13
16
14
15
VCC
W
A13
A8
A9
A11
G
A10
E
DQ7
DQ6
DQ5
DQ4
DQ3
AI01621B
Figure 6. Block Diagram
M48T35, M48T35Y
Figure 5. SOIC Connections
A14
A12
A7
A6
A5
A4
A3
A2
A1
A0
DQ0
DQ1
DQ2
VSS
1
28
2
27
3
26
4
25
5
24
6
23
7
22
M48T35Y
8
21
9
20
10
19
11
18
12
17
13
16
14
15
AI01622B
VCC
W
A13
A8
A9
A11
G
A10
E
DQ7
DQ6
DQ5
DQ4
DQ3
32,768 Hz
CRYSTAL
LITHIUM
CELL
OSCILLATOR AND
CLOCK CHAIN
8 x 8 BiPORT
SRAM ARRAY
POWER
VOLTAGE SENSE
AND
SWITCHING
CIRCUITRY
VPFD
32,760 x 8
SRAM ARRAY
A0-A14
DQ0-DQ7
E
W
G
VCC
VSS
AI01623
5/26
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