Cypress CY7C0832AV, CY7C0837AV, CY7C0832BV, CY7C0833AV, CY7C0830AV, CY7C0831AV manual CE1L

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CY7C0837AV, CY7C0830AV

CY7C0831AV, CY7C0832AV

CY7C0832BV, CY7C0833AV

Pin Configurations

Figure 2. 120-Pin Thin Quad Flat Pack (TQFP) (Top View)

CY7C0830AV / CY7C0831AV / CY7C0832AV / CY7C0832BV

A2L

A3L

VSS

VDD

A4L

A5L

A6L

A7L

CE1L

B0L

B1L

OEL

CE0L

VDD

VSS

R/WL

CLKL

VSS

ADSL

CNTENL

CNTRSTL

CNT/MSKL

A8L

A9L

A10L

A11L

A12L

VSS

VDD

A13L

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

 

A A DQ

 

DQ

 

DQ

 

DQ DQ V

 

V

 

DQ

 

DQ

 

DQ

 

DQ

INT

 

L R

 

INT DQ DQ

 

DQ

 

DQ

V V DQ

DQ DQ DQ DQ A A

 

 

 

 

 

 

 

 

 

 

CNTINT

CNTINT

 

 

 

 

1L

0L

 

17L

 

16L

 

15L 14L

 

13L

 

DD

 

SS

 

12L 11L

 

10L

 

9L

L

 

 

 

 

 

R 9R

 

10R

11R

12R

SS DD 13R

14R

15R 16R 17R

0R 1R

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

120

 

119

 

118

 

117

 

116

 

115

 

114

 

113

 

112

 

111

 

110

 

109

 

108

 

107

 

106

105

 

104

103

 

102

 

101

 

100

99

98

97

 

96

95

94

93

92

91

 

31

32

33 34

35

36

37

38

39 40

41

42

43

44 45

46

47

 

48

49 50

51

 

52

 

53

 

54

55 56

57

58

59

 

60

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

[9]

 

[10]

 

 

8L

 

7L

 

6L

5L

4L

 

 

 

 

 

3L

 

2L

 

1L 0L

0R

 

1R

 

2R

3R

 

 

 

 

 

 

4R

 

5R

 

6R

 

7R

 

8R

[10]

[9]

 

15R

 

14R

 

14L

15L

16L

17L

 

 

 

 

DD

 

SS

 

 

 

 

 

 

SS

 

DD

 

 

 

 

 

 

17R

 

16R

 

 

A A A A

DQ DQ DQ DQ DQ

V V

DQ DQ DQ DQ DQ

DQ DQ DQ

V

V

DQ DQ DQ DQ DQ

A A A A

90 A2R

89 A3R

88 VSS

87 VDD

86 A4R

85 A5R

84 A6R

83 A7R

82 CE1R

81 B0R

80 B1R

79 OER

78 CE0R

77 VDD

76 VSS

75 R/WR

74 CLKR

73 MRST

72 ADSR

71 CNTENR

70 CNTRSTR

69 CNT/MSKR

68 A8R

67 A9R

66 A10R

65 A11R

64 A12R

63 VSS

62 VDD

61 A13R

Notes

10.Leave this pin unconnected for CY7C0830AV.

11.Leave this pin unconnected for CY7C0830AV and CY7C0831AV.

Document #: 38-06059 Rev. *S

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Contents Features Functional DescriptionLogic Block Diagram TrueRAM Array Mirror RegPin Configurations DQ9 L DQ9 RCE1L Pin Definitions Byte Select OperationMaster Reset Mailbox InterruptsAddress Counter and Mask Register Operations Interrupt Operation Example 2, 12, 13, 14, 15Counter Reset Operation Counter Load OperationCounter Increment Operation Counter Hold OperationMask Reset Operation RetransmitMask Readback Operation Counting by TwoCnten ADS Cntrst Mrst CLKPerforming a TAP Reset Ieee 1149.1 Serial Boundary Scan JtagPerforming a Pause/Restart Boundary Scan Hierarchy for 9-Mbit DeviceInstruction Identification Codes Scan Registers Sizes Register Name Bit SizeInstruction Code Description Electrical Characteristics Maximum RatingsOperating Range CapacitanceSwitching Characteristics Delays Master Reset TimingJtag Timing and Switching Waveforms Switching Waveforms Read Cycle12, 30, 31, 32Bank Select Read34 Read-to-Write-to-Read OE Controlled33, 36, 38 Write with Address Counter Advance39 Readback State of Address Counter or Mask Register43, 44, 45 Lport RportCounter Interrupt and Retransmit 15, 42, 50, 51, 52 Outputs Disabled DeselectedWrite ReadOrdering Information 512K × 18 9M 3.3V Synchronous CY7C0833AV Dual-Port Sram128K × 18 2M 3.3V Synchronous CY7C0831AV Dual-Port Sram 64K × 18 1M 3.3V Synchronous CY7C0830AV Dual-Port SramPackage Diagrams 32K × 18 512K 3.3V Synchronous CY7C0837AV Dual-Port SramPin Thin Quad Flatpack 14 x 14 x 1.4 mm Document History Worldwide Sales and Design Support Products PSoC Solutions Sales, Solutions, and Legal InformationUSB

CY7C0837AV, CY7C0833AV, CY7C0831AV, CY7C0830AV, CY7C0832AV specifications

Cypress Semiconductor, a leader in innovative semiconductor solutions, has developed a range of high-performance SRAM (Static Random Access Memory) products, including the CY7C0837AV, CY7C0833AV, CY7C0831AV, CY7C0830AV, and CY7C0832AV. These devices cater to various applications requiring fast, reliable memory storage.

One of the main features of these SRAMs is their speed. They offer fast access times, which range from 10 to 15 nanoseconds. This rapid access is critical for applications where speed is essential, such as high-speed networking and telecommunications equipment, automotive systems, and industrial controls. The CY7C0837AV, for instance, boasts a 1 Mbit memory capacity, making it suitable for applications requiring a larger data buffer.

Another notable feature of these devices is their low power consumption. The SRAMs are designed to operate at low voltages, typically around 3.3V, which greatly reduces the overall power requirements. This characteristic is particularly advantageous for battery-operated devices and portable electronics, as it extends battery life and improves energy efficiency.

Cypress's SRAM offerings incorporate advanced technologies like asynchronous read and write operations, which enable users to access memory without the need for a clock signal. This asynchronous nature allows for simpler system designs and integration, significantly reducing component count and complexity.

In terms of packaging, these SRAMs are available in various formats, including standard DIP and surface-mount options, facilitating easy integration into a range of printed circuit boards. Their footprint and compatibility with existing designs ensure they can be utilized in both new developments and legacy system enhancements.

The CY7C0837AV, CY7C0833AV, CY7C0831AV, CY7C0830AV, and CY7C0832AV also support burst mode operations, allowing for faster sequential data access. This feature enhances performance in applications that require continuous data streams, such as video processing and signal processing tasks.

In summary, the Cypress CY7C0837AV, CY7C0833AV, CY7C0831AV, CY7C0830AV, and CY7C0832AV SRAMs provide a combination of high speed, low power consumption, and versatile packaging options. Their advanced technologies and characteristics make them ideal for a wide range of applications, from automotive to industrial systems, solidifying their position as reliable memory solutions in the semiconductor market.