CY7C12631KV18-400BZI

CY7C12631KV18-400BZI Datasheet


CY7C12611KV18, CY7C12761KV18 CY7C12631KV18, CY7C12651KV18

Part Datasheet
CY7C12631KV18-400BZI CY7C12631KV18-400BZI CY7C12631KV18-400BZI (pdf)
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CY7C12611KV18, CY7C12761KV18 CY7C12631KV18, CY7C12651KV18
36-Mbit II+ SRAM 4-Word Burst Architecture Cycle Read Latency
• Separate independent read and write data ports Supports concurrent transactions
• 550 MHz clock for high bandwidth
• 4-word burst for reducing address bus frequency
• Double data rate DDR intrfaces on both read and write ports

Data transferred at 1100 MHz at 550 MHz
• Available in clock cycle latency
• Two input clocks K and K for precise DDR timing

SRAM uses rising edges only
• Echo clocks CQ and CQ simplify data capture in high speed
systems
• Data valid pin QVLD to indicate valid data on the output
• Single multiplexed address input bus latches address inputs
for read and write ports
• Separate port selects for depth expansion
• Synchronous internally self timed writes
• II+ operates with cycle read latency when DOFF is
asserted HIGH
• Operates similar to QDR I device with 1 cycle read latency when

DOFF is asserted LOW
• Available in x8, x9, x18, and x36 configurations
• Full data coherency, providing most current data
• Core VDD = V± V I/O VDDQ = V to VDD [1]

Supports both V and V I/O supply
• High speed transceiver logic HSTL inputs and variable drive

HSTL output buffers
• Available in 165-ball Fine pitch ball grid array FBGA package
13 x 15 x mm
• Offered in both Pb-free and non Pb-free packages
• Joint test action group JTAG compatible test access
port
• Phase locked loop PLL for accurate data placement

Configurations

With Read Cycle Latency of cycles CY7C12611KV18 4 M x 8 CY7C12761KV18 4 M x 9 CY7C12631KV18 2 M x 18 CY7C12651KV18 1 M x 36

Functional Description

The CY7C12611KV18, CY7C12761KV18, CY7C12631KV18, and CY7C12651KV18 are V Synchronous Pipelined SRAMs, equipped with II+ architecture. Similar to QDR II architecture, QDR II+ architecture consists of two separate ports the read port and the write port to access the memory array. The read port has dedicated data outputs to support read operations and the write port has dedicated data inputs to support write operations. QDR II+ architecture has separate data inputs and data outputs to completely eliminate the need to “turnaround” the data bus that exists with common I/O devices. Each port is accessed through a common address bus. Addresses for read and write addresses are latched on alternate rising edges of the input K clock. Accesses to the QDR II+ read and write ports are independent of one another. To maximize data throughput, both read and write ports are equipped with DDR interfaces. Each address location is associated with four 8-bit words CY7C12611KV18 , 9-bit words CY7C12761KV18 , 18-bit words CY7C12631KV18 , or 36-bit words CY7C12651KV18 that burst sequentially into or out of the device. Because data is transferred into and out of the device on every rising edge of both input clocks K and K , memory bandwidth is maximized while simplifying system design by eliminating bus “turnarounds”.

Depth expansion is accomplished with port selects, which enables each port to operate independently.

All synchronous inputs pass through input registers controlled by the K or K input clocks. All data outputs pass through output registers controlled by the K or K input clocks. Writes are conducted with on-chip synchronous self timed write circuitry. These devices are down bonded from the 65 nm 72 M QDRII+/DDRII+ devices and hence have the same IDD / ISB1 values and the same JTAG ID code as the equivalent 72 M device options. For details refer to the application note AN53189, 65 nm Technology Interim QDRII +/ DDRII + SRAM device family description.

Table Selection Guide
550 MHz
500 MHz
450 MHz
400 MHz

Unit

Max operating frequency
550 500 450 400 MHz

Max operating current x8 900 830 760 690 mA
x9 900 830 760 690
x18 920 850 780 710
x36 1310 1210 1100 1000

Note The Cypress QDR II+ devices surpass the QDR consortium specification and can support VDDQ = V to VDD.
• San Jose, CA 95134-1709
• 408-943-2600
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Logic Block Diagram CY7C12611KV18

CY7C12611KV18, CY7C12761KV18 CY7C12631KV18, CY7C12651KV18

D[7:0]

A 19:0 20

Address Register

K DOFF
Power-Up Sequence 20 PLL Constraints 20 Maximum Ratings 21 Operating Range 21 Neutron Soft Error Immunity 21 Electrical Characteristics 21 DC Electrical Characteristics 21 AC Electrical Characteristics 22 Capacitance 23 Thermal Resistance 23 Switching Characteristics 24 Switching Waveforms 25 Read/Write/Deselect Sequence 25 Ordering Information 26 Ordering Code Definitions 26 Package Information 27 Document Conventions 28 Acronyms Used 28 Units of Measure 28 Document History Page 29 Sales, Solutions, and Legal Information 29 Worldwide Sales and Design Support 29 Products 29 PSoC Solutions 29

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CY7C12611KV18, CY7C12761KV18 CY7C12631KV18, CY7C12651KV18

Pin Configurations

The pin configuration for CY7C12611KV18, CY7C12761KV18, CY7C12631KV18 and CY7C12651KV18 follow.[2]
165-Ball FBGA 13 x 15 x mm Pinout

CY7C12611KV18 4 M x 8

CQ NC/72M

WPS NWS1

K NC/144M RPS

A NC/288M K

NWS0

VDDQ

VDDQ

VDDQ

VDDQ

VDDQ

VDDQ

DOFF

VREF

VDDQ

VDDQ

VDDQ

VDDQ

VREF

VDDQ

VDDQ

VDDQ

VDDQ

VDDQ

VDDQ

QVLD

CY7C12761KV18 4 M x 9

CQ NC/72M

K NC/144M RPS

A NC/288M K

BWS0

VDDQ

VDDQ

VDDQ

VDDQ
Ordering Information

The following table contains only the parts that are currently available. If you do not see what you are looking for, contact your local sales representative. For more information, visit the Cypress website at and refer to the product summary page at Cypress maintains a worldwide network of offices, solution centers, manufacturer’s representatives and distributors. To find the office closest to you, visit us at
Table Ordering Information

Speed MHz
Ordering Code
450 CY7C12651KV18-450BZXC
400 CY7C12631KV18-400BZI

Package Diagram

Package Type

Operating Range
51-85180 165-Ball Fine Pitch Ball Grid Array 13 x 15 x mm Pb-free Commercial
51-85180 165-Ball Fine Pitch Ball Grid Array 13 x 15 x mm

Industrial
Ordering Code Definitions

CY 7 C 12xx K V18

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CY7C12611KV18, CY7C12761KV18 CY7C12631KV18, CY7C12651KV18

Package Information

Figure 165-Ball FBGA 13 x 15 x mm , 51-85180

TOP VIEW

PIN 1 CORNER
1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H J K L M N P R

SEATING PLANE C

MAX. C

BOTTOM VIEW

PIN 1 CORNER

M C M C A B
165X
11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H J K L M N P R
0.15 4X

NOTES :

SOLDER PAD TYPE NON-SOLDER MASK DEFINED NSMD PACKAGE WEIGHT 0.475g JEDEC REFERENCE MO-216 / ISSUE E PACKAGE CODE BB0AC
51-85180-*C

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CY7C12611KV18, CY7C12761KV18 CY7C12631KV18, CY7C12651KV18

Document Conventions

Acronyms Used The following table lists the acronyms that are used in this document.

Acronym DDR FBGA HSTL JEDEC JTAG LMBU LSBU PLL QDR QVLD SEL SRAM TAP TCK TDI TDO TMS

Description Double data rate Fine Pitch Ball Grid Array High Speed Transceiver Logic Joint Electron Devices Engineering Council Joint Test Action Group Logical Multiple Bit Upset Logical Single Bit Upset Phase Locked Loop Quad Data Rate Valid Data Indicator Single Event Latchup Static Random Access Memory Test Access Port Test Clock Test Data IN Test Data Out Test Mode Select

Units of Measure

Symbol °C µs mA MHz ms mV ns pF ps V W

Unit of Measure degrees Celsius microseconds kilohms milliampere microamperes megahertz milliseconds millivolts nanoseconds picofarads picoseconds volts ohms Watts

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CY7C12611KV18, CY7C12761KV18 CY7C12631KV18, CY7C12651KV18

Document History Page

Document Title 36-Mbit II+ SRAM 4-Word Burst Architecture Cycle Read Latency Document Number 001-53193

Orig. Of Change

Submission Date

Description Of Change
** 2702761 VKN/PYRS 05/06/2009 New data sheet
*A 2868256
01/28/2010
Included Soft Error Immunity Data For 550 MHz, 500 MHz and 450 MHz bins, changed tCO, tCCQO, tCHZ specs to 450 ps and tDOH, tCQOH, tCLZ to -450 ps Modified Ordering Information table by including parts that are available and modified the disclaimer for the Ordering information Updated 165-ball package diagram
*B 2880246
02/17/2010 Converted from Preliminary to final, Included “CY7C12651KV18-450BZXC” part in the Ordering Information table.
*C 3002181
08/31/2010 New Part Number CY7C12631KV18-400BZI added to Ordering Information table
and included Ordering Code Definitions.

Sales, Solutions, and Legal Information

Worldwide Sales and Design Support Cypress maintains a worldwide network of offices, solution centers, manufacturer’s representatives, and distributors. To find the office closest to you, visit us at Cypress Locations.

Products Automotive Clocks & Buffers Interface Lighting & Power Control

Memory Optical & Image Sensing PSoC Touch Sensing USB Controllers Wireless/RF
cypress.com/go/automotive cypress.com/go/clocks
cypress.com/go/interface cypress.com/go/powerpsoc
cypress.com/go/plc cypress.com/go/memory
cypress.com/go/image cypress.com/go/psoc cypress.com/go/touch cypress.com/go/USB
cypress.com/go/wireless

PSoC Solutions psoc.cypress.com/solutions PSoC 1 | PSoC 3 | PSoC 5

Cypress Semiconductor Corporation, The information contained herein is subject to change without notice. Cypress Semiconductor Corporation assumes no responsibility for the use of any circuitry other than circuitry embodied in a Cypress product. Nor does it convey or imply any license under patent or other rights. Cypress products are not warranted nor intended to be used for medical, life support, life saving, critical control or safety applications, unless pursuant to an express written agreement with Cypress. Furthermore, Cypress does not authorize its products for use as critical components in life-support systems where a malfunction or failure may reasonably be expected to result in significant injury to the user. The inclusion of Cypress products in life-support systems application implies that the manufacturer assumes all risk of such use and in doing so indemnifies Cypress against all charges.

Any Source Code software and/or firmware is owned by Cypress Semiconductor Corporation Cypress and is protected by and subject to worldwide patent protection United States and foreign , United States copyright laws and international treaty provisions. Cypress hereby grants to licensee a personal, non-exclusive, non-transferable license to copy, use, modify, create derivative works of, and compile the Cypress Source Code and derivative works for the sole purpose of creating custom software and or firmware in support of licensee product to be used only in conjunction with a Cypress integrated circuit as specified in the applicable agreement. Any reproduction, modification, translation, compilation, or representation of this Source Code except as specified above is prohibited without the express written permission of Cypress.

Disclaimer CYPRESS MAKES NO WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, WITH REGARD TO THIS MATERIAL, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. Cypress reserves the right to make changes without further notice to the materials described herein. Cypress does not assume any liability arising out of the application or use of any product or circuit described herein. Cypress does not authorize its products for use as critical components in life-support systems where a malfunction or failure may reasonably be expected to result in significant injury to the user. The inclusion of Cypress’ product in a life-support systems application implies that the manufacturer assumes all risk of such use and in doing so indemnifies Cypress against all charges.

Use may be limited by and subject to the applicable Cypress software license agreement.

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QDR RAMs and Quad Data Rate RAMs comprise a new family of products developed by Cypress, IDT, NEC, Renesas, and Samsung. All product and company names mentioned in this document are the trademarks of their respective holders.
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Datasheet ID: CY7C12631KV18-400BZI 507936