CY7C4205V View Datasheet(PDF) - Cypress Semiconductor

Part Name

Description

View to exact match

CY7C4205V

64/256/512/1K/2K/4K x18 Low-Voltage Synchronous FIFOs

Cypress Semiconductor 

Logic Block Diagram

WCLK

WEN

WRITE

CONTROL

RS

FL/RT

WXI

WXO/HF

RXI

RXO

WRITE

POINTER

RESET

LOGIC

EXPANSION

LOGIC

Pin Configuration

D0–17

INPUT

REGISTER

RAM

ARRAY

64 x 18

256 x 18

512 x 18

1K x 18

2K x 18

4K x 18

CY7C4225V/4205V/4215V

CY7C4425V/4235V/4245V

FLAG

PROGRAM

REGISTER

FLAG

LOGIC

READ

POINTER

FF

EF

PAE

PAF

SMODE

THREE–STATE

OUTPUT REGISTER

OE

Q0–17

READ

CONTROL

RCLK

REN

STQFP/TQFP

Top View

D15

1

D14

2

D13

3

D12

4

D11

5

D10

6

D9

7

D8

8

D7

9

D6

10

D5

11

D4

12

D3

13

D2

14

D1

15

D0

16

CY7C4425V

CY7C4205V

CY7C4215V

CY7C4225V

CY7C4235V

CY7C4245V

48

Q14

47

Q13

46

GND

45

Q12

44

Q11

43

VCC

42

Q10

41

Q9

40

GND

39

Q8

38

Q7

37

Q6

36

Q5

35

GND

34

Q4

33

VCC

Document #: 38-06029 Rev. *C

Page 2 of 20

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