M27C256B-2B1TR 查看數據表（PDF） - STMicroelectronics
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M27C256B-2B1TR Datasheet PDF : 24 Pages
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Summary description
Table 1.
A0-A14
Q0-Q7
E
G
VPP
VCC
VSS
NC
DU
Signal names
Figure 2. DIP connections
Address Inputs
Data Outputs
Chip Enable
Output Enable
Program Supply
Supply Voltage
Ground
Not Connected Internally
Don’t Use
VPP
A12
A7
A6
A5
A4
A3
A2
A1
A0
Q0
Q1
Q2
VSS
1
28
2
27
3
26
4
25
5
24
6
23
7
22
M27C256B
8
21
9
20
10
19
11
18
12
17
13
16
14
15
VCC
A14
A13
A8
A9
A11
G
A10
E
Q7
Q6
Q5
Q4
Q3
AI00756
M27C256B
6/24
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