CY7C261-35PC datasheet(6/14 Pages) CYPRESS

Part #	CY7C261-35PC

Description	8K x 8 Power-Switched and Reprogrammable PROM

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Manufacturer	CYPRESS [Cypress Semiconductor]

Direct Link	http://www.cypress.com

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6 / 14 page

CY7C261

CY7C263/CY7C264

Document #: 38-04010 Rev. *B

Page 6 of 14

Programming Information

Programming support is available from Cypress as well as

from a number of third-party software vendors. For detailed

programming information, including a listing of software

packages, please see the PROM Programming Information

located at the end of this section. Programming algorithms can

be obtained from any Cypress representative.

Figure 1. Programming Pinouts

DIP/Flatpack

LCC/PLCC

Top View

GND

1

2

3

4

5

6

7

8

9

10

11

14

15

16

20

19

18

17

21

24

23

22

A6

A5

A4 /A

12

A 3/A11

A2/A10

A1/A9

A0/A8

D0

A7

D3

VCC

VFY

PGM

LATCH

D7

D6

D5

D4

CS

D2

12

13

D1

NA

VPP

28

4

5

6

7

8

9

10

32 1

27

13 14 15 16 17

26

25

24

23

22

21

20

11

12

19

D0

18

NC

A0/A8

A4/A12

A3/A11

LATCH

NC

CS

VPP

D7

D6

7C261

7C263

7C264

7C261

7C263

A2/A10

A1/A9

NA

(Opaque only)

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