M48T59 查看數據表（PDF） - STMicroelectronics
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M48T59 Datasheet PDF : 29 Pages
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Figure 4. 28-pin SOIC Connections
RST
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 M48T59Y 22
8 M48T59V 21
9
20
10
19
11
18
12
17
13
16
14
15
AI01382E
VCC
W
IRQ/FT
A8
A9
A11
G
A10
E
DQ7
DQ6
DQ5
DQ4
DQ3
Figure 6. Block Diagram
IRQ/FT
M48T59, M48T59Y, M48T59V*
Figure 5. PCDIP28 CAPHAT Connections
RST
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 M48T59 22
8 M48T59Y 21
9
20
10
19
11
18
12
17
13
16
14
15
VCC
W
IRQ/FT
A8
A9
A11
G
A10
E
DQ7
DQ6
DQ5
DQ4
DQ3
AI01381D
32,768 Hz
CRYSTAL
LITHIUM
CELL
OSCILLATOR AND
CLOCK CHAIN
16 x 8 BiPORT
SRAM ARRAY
POWER
VOLTAGE SENSE
AND
SWITCHING
CIRCUITRY
VPFD
8176 x 8
SRAM ARRAY
A0-A12
DQ0-DQ7
E
W
G
VCC
RST
VSS
AI01383D
5/29
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