CY7C025 datasheet(3/21 Pages) CYPRESS

Part #	CY7C025

Description	4K x 16/18 and 8K x 16/18 Dual-Port Static RAM with SEM, INT, BUSY

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Manufacturer	CYPRESS [Cypress Semiconductor]

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CY7C024/024A/0241

CY7C025/0251

Document #: 38-06035 Rev. *D

Page 3 of 21

Figure 2. 100-Pin TQFP (Top View)

Pin Configurations (continued)

100 99

97

98

96

2

3

1

42

41

59

60

61

12

13

15

14

16

4

5

40

39

95 94

17

26

9

10

8

7

6

11

27 28

30

29

31 32

35

34

36 37 38

33

67

66

64

65

63

62

68

69

70

75

73

74

72

71

89 88

86

87

85

93 92

84

NC

A5L

A4L

INTL

A2L

A0L

BUSYL

GND

INTR

A0R

A1L

NC

I/O10L

I/O11L

I/O15L

VCC

GND

I/O1R

I/O2R

VCC

90

91

A3L

M/S

BUSYR

I/O14L

GND

I/O12L

I/O13L

A1R

A2R

A3R

A4R

NC

I/O3R

I/O4R

I/O5R

I/O6R

NC

18

19

20

21

22

23

24

25

83 82 81 80 79 78 77 76

58

57

56

55

54

53

52

51

43 44 45 46 47 48 49 50

I/O0R

CY7C024/5

Pin Definitions

Left Port

Right Port

Description

CEL

CER

Chip Enable

R/WL

R/WR

Read/Write Enable

OEL

OER

Output Enable

A0L–A11/12L

A0R–A11/12R

Address

I/O0L–I/O15/17L

I/O0R–I/O15/17R

Data Bus Input/Output

SEML

SEMR

Semaphore Enable

UBL

UBR

Upper Byte Select

LBL

LBR

Lower Byte Select

INTL

INTR

Interrupt Flag

BUSYL

BUSYR

Busy Flag

M/S

Master or Slave Select

VCC

Power

GND

Ground

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Similar Part No. - CY7C025

Manufacturer	Part #	Datasheet	Description
Cypress Semiconductor	CY7C025	522Kb / 21P	4K x 16/18 and 8K x 16/18 Dual-Port Static RAM with SEM, INT, BUSY
	CY7C025-15AC	702Kb / 20P	4K x 16/18 and 8K x 16/18 Dual-Port Static RAM with SEM, INT, BUSY
	CY7C025-15AC	522Kb / 21P	4K x 16/18 and 8K x 16/18 Dual-Port Static RAM with SEM, INT, BUSY
	CY7C025-15AC	535Kb / 21P	4K x 16/18 and 8K x 16/18 Dual-Port Static RAM with SEM, INT, BUSY
	CY7C025-15AI	702Kb / 20P	4K x 16/18 and 8K x 16/18 Dual-Port Static RAM with SEM, INT, BUSY

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Similar Description - CY7C025

Manufacturer	Part #	Datasheet	Description
Cypress Semiconductor	CY7C024E	431Kb / 22P	4K x 16/18 and 8K x 16/18 Dual-Port Static RAM with SEM, INT, BUSY
	CY7C024	535Kb / 21P	4K x 16/18 and 8K x 16/18 Dual-Port Static RAM with SEM, INT, BUSY
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	CY7C145	391Kb / 19P	8K x 8/9 Dual-Port Static RAM with Sem, Int, Busy
	CY7C138	476Kb / 16P	4K x 8/9 Dual-Port Static RAM with Sem, Int, Busy
	CY7C144	607Kb / 20P	8K x 8/9 Dual-Port Static RAM with SEM, INT, BUSY
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CY7C025 Datasheet(PDF) 3 Page - Cypress Semiconductor

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