UPD43256B-AXX 查看數據表（PDF） - NEC => Renesas Technology
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UPD43256B-AXX Datasheet PDF : 24 Pages
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Pin Configurations (Marking Side)
/xxx indicates active low signal.
28-PIN PLASTIC DIP (15.24 mm (600))
[ µPD43256BCZ-xxL ]
[ µPD43256BCZ-xxLL ]
A14
1
A12
2
A7
3
A6
4
A5
5
A4
6
A3
7
A2
8
A1
9
A0
10
I/O1
11
I/O2
12
I/O3
13
GND
14
28
VCC
27
/WE
26
A13
25
A8
24
A9
23
A11
22
/OE
21
A10
20
/CS
19
I/O8
18
I/O7
17
I/O6
16
I/O5
15
I/O4
µPD43256B
A0 - A14
I/O1 - I/O8
/CS
/WE
/OE
VCC
GND
: Address inputs
: Data inputs / outputs
: Chip Select
: Write Enable
: Output Enable
: Power supply
: Ground
Remark Refer to Package Drawings for the 1-pin index mark.
Data Sheet M10770EJCV0DS00
3
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