Cypress CY7C1474V25, CY7C1470V25, CY7C1472V25 manual Ordering Information

Page 22

CY7C1470V25

CY7C1472V25

CY7C1474V25

Ordering Information

Not all of the speed, package and temperature ranges are available. Please contact your local sales representative or

visit www.cypress.com for actual products offered.

Speed

Ordering Code

Package

Part and Package Type

Operating

(MHz)

Diagram

Range

 

 

 

 

 

167

CY7C1470V25-167AXC

51-85050

100-Pin Thin Quad Flat Pack (14 x 20 x 1.4 mm) Lead-Free

Commercial

 

 

 

 

 

 

CY7C1472V25-167AXC

 

 

 

 

 

 

 

 

 

CY7C1470V25-167BZC

51-85165

165-ball Fine-Pitch Ball Grid Array (15 x 17 x 1.4mm)

 

 

 

 

 

 

 

CY7C1472V25-167BZC

 

 

 

 

 

 

 

 

 

CY7C1470V25-167BZXC

51-85165

165-ball Fine-Pitch Ball Grid Array (15 x 17 x 1.4mm) Lead-Free

 

 

 

 

 

 

 

CY7C1472V25-167BZXC

 

 

 

 

 

 

 

 

 

CY7C1474V25-167BGC

51-85167

209-ball Fine-Pitch Ball Grid Array (14 × 22 × 1.76 mm)

 

 

 

 

 

 

 

CY7C1474V25-167BGXC

 

209-ball Fine-Pitch Ball Grid Array (14 × 22 × 1.76 mm) Lead-Free

 

 

 

 

 

 

 

CY7C1470V25-167AXI

51-85050

100-Pin Thin Quad Flat Pack (14 x 20 x 1.4 mm) Lead-Free

lndustrial

 

 

 

 

 

 

CY7C1472V25-167AXI

 

 

 

 

 

 

 

 

 

CY7C1470V25-167BZI

51-85165

165-ball Fine-Pitch Ball Grid Array (15 x 17 x 1.4mm)

 

 

 

 

 

 

 

CY7C1472V25-167BZI

 

 

 

 

 

 

 

 

 

CY7C1470V25-167BZXI

51-85165

165-ball Fine-Pitch Ball Grid Array (15 x 17 x 1.4mm) Lead-Free

 

 

 

 

 

 

 

CY7C1472V25-167BZXI

 

 

 

 

 

 

 

 

 

CY7C1474V25-167BGI

51-85167

209-ball Fine-Pitch Ball Grid Array (14 × 22 × 1.76 mm)

 

 

 

 

 

 

 

CY7C1474V25-167BGXI

 

209-ball Fine-Pitch Ball Grid Array (14 × 22 × 1.76 mm) Lead-Free

 

 

 

 

 

 

200

CY7C1470V25-200AXC

51-85050

100-Pin Thin Quad Flat Pack (14 x 20 x 1.4 mm) Lead-Free

Commercial

 

 

 

 

 

 

CY7C1472V25-200AXC

 

 

 

 

 

 

 

 

 

CY7C1470V25-200BZC

51-85165

165-ball Fine-Pitch Ball Grid Array (15 x 17 x 1.4mm)

 

 

 

 

 

 

 

CY7C1472V25-200BZC

 

 

 

 

 

 

 

 

 

CY7C1470V25-200BZXC

51-85165

165-ball Fine-Pitch Ball Grid Array (15 x 17 x 1.4mm) Lead-Free

 

 

 

 

 

 

 

CY7C1472V25-200BZXC

 

 

 

 

 

 

 

 

 

CY7C1474V25-200BGC

51-85167

209-ball Fine-Pitch Ball Grid Array (14 × 22 × 1.76 mm)

 

 

 

 

 

 

 

CY7C1474V25-200BGXC

 

209-ball Fine-Pitch Ball Grid Array (14 × 22 × 1.76 mm) Lead-Free

 

 

 

 

 

 

 

CY7C1470V25-200AXI

51-85050

100-Pin Thin Quad Flat Pack (14 x 20 x 1.4 mm) Lead-Free

lndustrial

 

 

 

 

 

 

CY7C1472V25-200AXI

 

 

 

 

 

 

 

 

 

CY7C1470V25-200BZI

51-85165

165-ball Fine-Pitch Ball Grid Array (15 x 17 x 1.4mm)

 

 

 

 

 

 

 

CY7C1472V25-200BZI

 

 

 

 

 

 

 

 

 

CY7C1470V25-200BZXI

51-85165

165-ball Fine-Pitch Ball Grid Array (15 x 17 x 1.4mm) Lead-Free

 

 

 

 

 

 

 

CY7C1472V25-200BZXI

 

 

 

 

 

 

 

 

 

CY7C1474V25-200BGI

51-85167

209-ball Fine-Pitch Ball Grid Array (14 × 22 × 1.76 mm)

 

 

 

 

 

 

 

CY7C1474V25-200BGXI

 

209-ball Fine-Pitch Ball Grid Array (14 × 22 × 1.76 mm) Lead-Free

 

 

 

 

 

 

Document #: 38-05290 Rev. *I

Page 22 of 28

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Contents Functional Description FeaturesLogic Block Diagram-CY7C1470V25 2M x Cypress Semiconductor CorporationSelection Guide Logic Block Diagram-CY7C1472V25 4M xLogic Block Diagram-CY7C1474V25 1M x 250 MHz 200 MHz 167 MHz UnitPin Configurations Pin Tqfp Pinout 4M ×CY7C1472V25 4M x Pin Name Type Pin Description Pin DefinitionsByte Write Select Inputs, active L OW . Qualified with Power supply for the I/O circuitry Power supply inputs to the core of the deviceClock input to the Jtag circuitry Single Write Accesses Single Read AccessesBurst Read Accesses Burst Write AccessesInterleaved Burst Address Table Mode = Floating or VDD Linear Burst Address Table Mode = GNDZZ Mode Electrical Characteristics Function CY7C1472V25 Partial Write Cycle Description1, 2, 3Function CY7C1470V25 BW d BW c BW b BW a Function CY7C1474V25TAP Controller Block Diagram TAP Controller State Diagram Ieee 1149.1 Serial Boundary Scan JtagInstruction Register TAP Instruction SetParameter Description Min Max Unit Clock TAP AC Switching Characteristics Over the Operating Range9TAP Timing Output Times8V TAP AC Test Conditions TAP DC Electrical Characteristics And Operating Conditions5V TAP AC Test Conditions Identification Register DefinitionsRegister Name Bit Size Scan Register SizesIdentification Codes Instruction Code DescriptionBoundary Scan Exit Order 4M x Boundary Scan Exit Order 2M xBit # Ball ID J10 Boundary Scan Exit Order 1M xA11 W10Operating Range Electrical Characteristics Over the Operating Range12Maximum Ratings Ambient RangeThermal Resistance14 Capacitance14AC Test Loads and Waveforms 250 200 167 Parameter Description Unit Min Max Switching Characteristics Over the Operating Range 15Set-up Times Address A1 A2 Switching WaveformsRead/Write/Timing21, 22 DON’T CareZZ Mode Timing25 NOP, Stall and Deselect Cycles21, 22Ordering Information 250 Package Diagrams Pin Thin Plastic Quad Flatpack 14 x 20 x 1.4 mmBall Fbga 15 x 17 x 1.4 mm Ball Fbga 14 x 22 x 1.76 mm ECN No Issue Date Orig. Description of Change Document History472335 See ECN VKN

CY7C1474V25, CY7C1470V25, CY7C1472V25 specifications

The Cypress CY7C1470V25, CY7C1474V25, and CY7C1472V25 are part of Cypress Semiconductor’s family of high-performance synchronous static random-access memory (SRAM) solutions. These memory devices are designed specifically for applications that require fast access times and high bandwidth, making them ideal for a variety of consumer and industrial applications.

One of the standout features of these SRAMs is their performance. They provide high-speed access times, with data transfer rates that can reach up to 1 GHz. This performance is particularly beneficial for high-speed applications including networking equipment, telecommunications, and video processing systems. The CY7C1470V25, for example, offers a 256K x 16 configuration with an access time as low as 3.5 ns. Similarly, the CY7C1474V25 and CY7C1472V25 variants provide respective memory sizes of 1M x 16 and 512K x 16, catering to diverse memory application needs.

These SRAMs utilize a synchronous interface, which provides greater control over data transfers and synchronization with external clock signals. This synchronous operation allows for more efficient data handling in high-speed environments, reducing latency and improving system performance overall.

In terms of power consumption, the Cypress CY7C147x series is designed to operate efficiently. With a low operating voltage of 2.5V, these devices minimize energy usage while still delivering high-speed performance. The low standby power makes them suitable for battery-operated devices, as well as for systems where energy efficiency is a priority.

Furthermore, these SRAMs come with built-in features such as burst mode, which allows for sequential data access, enhancing read and write operations. This is especially useful in applications requiring rapid data retrieval.

The packaging options for the CY7C1470V25, CY7C1474V25, and CY7C1472V25 include both fine-pitch ball grid array (FBGA) and other configurations, facilitating easy integration into various circuit board layouts.

In conclusion, the Cypress CY7C1470V25, CY7C1474V25, and CY7C1472V25 SRAMs are powerful memory solutions that combine high-speed performance, low power consumption, and a synchronous interface. Their robust design makes them suitable for a wide array of applications ranging from communications to consumer electronics, ensuring they meet the demands of modern technology.