Cypress CY7C0830AV, CY7C0837AV, CY7C0832BV, CY7C0833AV, CY7C0832AV Pin Configurations, DQ9 L DQ9 R

Page 3

CY7C0837AV, CY7C0830AV

CY7C0831AV, CY7C0832AV

CY7C0832BV, CY7C0833AV

Pin Configurations

Figure 1. 144-Ball BGA (Top View)

CY7C0837AV / CY7C0830AV / CY7C0831AV / CY7C0832AV / CY7C0833AV

 

1

2

3

 

 

 

4

 

5

 

6

 

 

7

 

 

8

 

9

 

10

 

11

12

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

A

DQ17L

DQ16L

DQ14L

DQ12L

DQ10L

 

DQ9L

 

 

DQ9R

DQ10R

DQ12R

DQ14R

DQ16R

DQ17R

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

B

A0L

A1L

DQ15L

DQ13L

DQ11L

 

 

 

 

 

 

NC

DQ11R

DQ13R

DQ15R

A1R

A0R

MRST

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CE1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CE1

 

 

 

C

 

 

 

 

 

 

 

 

 

ADS

 

ADS

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CNTINT

 

 

CNTINT

 

 

 

 

 

 

 

A2L

A3L

 

 

INTL

 

 

 

 

INTR

 

A3R

A2R

 

 

[7] L

 

 

[9]

L

 

[8] L

 

 

[8] R

[9]

R

 

 

 

 

[7] R

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0

 

 

 

D

A4L

A5L

 

CE0

 

 

NC

VDD

 

 

VDD

 

 

 

VDD

 

VDD

 

 

NC

CE

 

A5R

A4R

 

 

[8] L

 

 

 

 

 

 

 

 

 

 

 

 

 

[8] R

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

E

A6L

A7L

 

 

 

 

 

 

 

 

 

 

NC

VDD

 

 

VSS

 

 

 

VSS

 

VDD

 

 

NC

 

 

 

 

 

 

 

 

 

 

A7R

A6R

 

 

B1L

 

 

 

 

 

 

 

 

 

 

 

B1R

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

F

A8L

A9L

 

 

CL

 

 

NC

VSS

 

 

VSS

 

 

 

VSS

 

VSS

 

 

NC

 

 

 

CR

 

A9R

A8R

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

G

A10L

A11L

 

 

 

 

 

 

 

 

 

 

NC

VSS

 

 

VSS

 

 

 

VSS

 

VSS

 

 

NC

 

 

 

 

 

 

 

 

 

 

A11R

A10R

 

 

B0L

 

 

 

 

 

 

 

 

 

 

 

B0R

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

H

A12L

A13L

 

 

 

 

 

 

L

 

 

NC

VDD

 

 

VSS

 

 

 

VSS

 

VDD

 

 

NC

 

 

 

 

 

 

 

R

 

A13R

A12R

 

 

OE

 

 

 

 

 

 

 

 

 

 

 

OE

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

J

 

A15

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

A15

 

A14L

 

RWL

 

 

NC

VDD

 

 

VDD

 

 

 

VDD

 

VDD

 

 

NC

 

RWR

 

A14R

[3] L

 

 

 

 

 

 

 

 

 

 

 

 

 

[3]R

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

K

A16

A17

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

A17

A16

CNT/MSK

 

TDO

CNTRST

 

 

TCK

 

 

 

TMS

CNTRST

 

TDI

CNT/MSK

 

[4] L

[5] L

[7]

 

 

L

[7]

L

 

 

 

 

[7]

R

 

[7]

 

 

R

[5]R

[4]R

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

L

A18

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

A18

NC

DQ6L

 

DQ4L

DQ2L

 

CNTEN

 

CNTEN

 

DQ2R

DQ4R

DQ6R

 

NC

[6] L

 

 

[8]

 

L

 

 

[8] R

 

 

[6]R

M

DQ8L

DQ7L

DQ5L

DQ3L

DQ1L

DQ0L

DQ0R

DQ1R

DQ3R

DQ5R

DQ7R

DQ8R

Notes

3.Leave this ball unconnected for CY7C0837AV.

4.Leave this ball unconnected for CY7C0837AV and CY7C0830AV.

5.Leave this ball unconnected for CY7C0837AV, CY7C0830AV and CY7C0831AV.

6.Leave this ball unconnected for CY7C0837AV, CY7C0830AV, CY7C0831AV, and CY7C0832AV.

7.These balls are not applicable for CY7C0833AV device. They must be tied to VDD.

8.These balls are not applicable for CY7C0833AV device. They must be tied to VSS.

9.These balls are not applicable for CY7C0833AV device. They must not be connected.

Document #: 38-06059 Rev. *S

Page 3 of 28

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Contents Functional Description FeaturesMirror Reg Logic Block DiagramTrue RAM ArrayDQ9 L DQ9 R Pin ConfigurationsCE1L Byte Select Operation Pin DefinitionsInterrupt Operation Example 2, 12, 13, 14, 15 Master ResetMailbox Interrupts Address Counter and Mask Register OperationsCounter Hold Operation Counter Reset OperationCounter Load Operation Counter Increment OperationCounting by Two Mask Reset OperationRetransmit Mask Readback OperationCLK Cnten ADS Cntrst MrstBoundary Scan Hierarchy for 9-Mbit Device Performing a TAP ResetIeee 1149.1 Serial Boundary Scan Jtag Performing a Pause/RestartScan Registers Sizes Register Name Bit Size Instruction Identification CodesInstruction Code Description Capacitance Electrical CharacteristicsMaximum Ratings Operating RangeSwitching Characteristics Master Reset Timing DelaysJtag Timing and Switching Waveforms Read Cycle12, 30, 31, 32 Switching WaveformsBank 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 Rport LportCounter Interrupt and Retransmit 15, 42, 50, 51, 52 Read Outputs DisabledDeselected Write64K × 18 1M 3.3V Synchronous CY7C0830AV Dual-Port Sram Ordering Information512K × 18 9M 3.3V Synchronous CY7C0833AV Dual-Port Sram 128K × 18 2M 3.3V Synchronous CY7C0831AV Dual-Port Sram32K × 18 512K 3.3V Synchronous CY7C0837AV Dual-Port Sram Package DiagramsPin Thin Quad Flatpack 14 x 14 x 1.4 mm Document History Sales, Solutions, and Legal Information Worldwide Sales and Design Support Products PSoC SolutionsUSB

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.