M27C256B-2B6TR View Datasheet(PDF) - STMicroelectronics

Part Name

Description

Manufacturer

M27C256B-2B6TR

256 Kbit (32Kb × 8) UV EPROM and OTP EPROM

STMicroelectronics 

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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