CY7C194BN-15VC

CY7C194BN-15VC Datasheet

CY7C194BN

Part	Datasheet
CY7C194BN-15VC	CY7C194BN-15VC (pdf)

Related Parts	Information
CY7C194BN-15PC	CY7C194BN-15PC

PDF Datasheet Preview
CY7C194BN 256 Kb 64 K x 4 Static RAM 256 Kb 64 K x 4 Static RAM • Fast access time 15 ns • Wide voltage range V ± 10% V to V • Complementary metal oxide semiconductor CMOS for optimum speed/power • Transistor logic TTL compatible inputs and outputs • CY7C194BN is available in 24-pin DIP, 24-pin SOJ packages. The CY7C194BN is a high-performance CMOS Asynchronous SRAM organized as 64 K x 4 bits that supports an asynchronous memory interface. The device features an automatic power-down feature that significantly reduces power consumption when deselected. See the Truth Table in this data sheet for a complete description of read and write modes. The CY7C194BN is available in 24-pin DIP, 24-pin SOJ package s . Logic Block Diagram Input Buffer Row Decoder Sense Amps RAM Array Column Decoder I/Ox Power Down Circuit WE OE 7C195 only • San Jose, CA 95134-1709 • 408-943-2600 [+] Feedback CY7C194BN Contents Product Portfolio 3 Pin Layout and Specification 4 Pin Description 5 CY7C194BN Truth Table 5 Maximum Ratings 5 Operating Range 5 DC Electrical Characteristics 6 Capacitance 6 Thermal Resistance 6 AC Test Loads 7 AC Test Conditions 7 AC Electrical Characteristics 8 Timing Waveforms 8 Ordering Information 11 Ordering Code Definitions 11 Package Diagrams 12 Acronyms 13 Document Conventions 13 Units of Measure 13 Document History Page 14 Sales, Solutions, and Legal Information 15 Worldwide Sales and Design Support 15 Products 15 PSoC Solutions 15 Page 2 of 15 [+] Feedback Product Portfolio Maximum access time Maximum operating current Maximum CMOS standby current CY7C194BN Unit Page 3 of 15 [+] Feedback Pin Layout and Specification CY7C194BN 24-pin SOJ 8 x 15 x mm CE 11 GND 12 I/O3 I/O2 I/O1 I/O0 13 WE CY7C194BN 24-pin DIP x mm CE 11 GND 12 17 I/O3 16 I/O2 15 I/O1 14 I/O0 13 WE CY7C194BN Page 4 of 15 [+] Feedback CY7C194BN Pin Description CE I/OX NC VCC WE Type Input Description Address inputs Control Input or output Supply Control Chip enable Data input/outputs No connect. pins are not internally connected to the die Power V Write enable CY7C194BN 24-pin DIP 24-pin SOJ Ordering Information Speed ns Ordering Code Package Diagram Package Type CY7C194BN-15PC 51-85013 24-pin DIP x mm CY7C194BN-15VC 51-85030 24-pin SOJ 8 x 15 x mm Please contact local sales representative regarding availability of these parts. Ordering Code Definitions CY 7 C 1 94 BN - 15 X C Temperature Range C = Commercial Package Type X = P or V P = 24-pin DIP V = 24-pin SOJ Speed 15 ns BN = µm Technology 94 = 256 K bit density with datawidth x 4bits 1 = Fast Asynchronous SRAM family Technology Code C = CMOS 7 = SRAM CY = Cypress CY7C194BN Power Option Standard Operating Range Commercial Page 11 of 15 [+] Feedback CY7C194BN Package Diagrams Figure 24-pin 300-mil SOJ V24.3/VZ24.3 Molded SOJ V13 , 51-85030 Figure 24-pin PDIP x Inches P24.3, 51-85013 51-85030 C 51-85013 C Page 12 of 15 [+] Feedback Acronyms Acronym chip enable CMOS complementary metal oxide semiconductor dual in-line package electrostatic discharge input/output small outline J-lead SRAM static random access memory transistor-transistor logic write enable CY7C194BN Document Conventions Units of Measure Symbol °C MHz mA mm ns % pF V W Unit of Measure degree Celsius Mega Hertz micro Amperes milli Amperes milli meter nano seconds ohms percent pico Farad Volts Watts Page 13 of 15 [+] Feedback CY7C194BN Document History Page Document Title CY7C194BN, 256 Kb 64 K x 4 Static RAM Document Number 001-06446 ECN No. Issue Date Orig. of Change Description of Change Updated Ordering Information table Updated Package Diagram Added Sales, Solutions, and Legal Information 3108898 12/13/2010 AJU Added Ordering Code Definitions. 3219087 04/18/2011 PRAS Updated as per template Added TOC Added Acronyms and Units of Measure. 3271782 06/02/2011 PRAS Updated General Description Removed “For best practice recommendations, refer to the Cypress application note AN1064, SRAM System Guidelines.” . Updated in new template. Page 14 of 15 [+] Feedback CY7C194BN 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. All products and company names mentioned in this document may be the trademarks of their respective holders. Page 15 of 15 [+] Feedback

PDF Datasheet Preview

CY7C194BN
256 Kb 64 K x 4 Static RAM
256 Kb 64 K x 4 Static RAM
• Fast access time 15 ns
• Wide voltage range V ± 10% V to V
• Complementary metal oxide semiconductor CMOS for
optimum speed/power
• Transistor logic TTL compatible inputs and outputs
• CY7C194BN is available in 24-pin DIP, 24-pin SOJ packages.

The CY7C194BN is a high-performance CMOS Asynchronous SRAM organized as 64 K x 4 bits that supports an asynchronous memory interface. The device features an automatic power-down feature that significantly reduces power consumption when deselected. See the Truth Table in this data sheet for a complete description of read and write modes. The CY7C194BN is available in 24-pin DIP, 24-pin SOJ package s .

Logic Block Diagram

Input Buffer

Row Decoder Sense Amps

RAM Array

Column Decoder

I/Ox

Power Down Circuit

WE OE
7C195 only
• San Jose, CA 95134-1709
• 408-943-2600
[+] Feedback

CY7C194BN

Contents

Product Portfolio 3 Pin Layout and Specification 4 Pin Description 5 CY7C194BN Truth Table 5 Maximum Ratings 5 Operating Range 5 DC Electrical Characteristics 6 Capacitance 6 Thermal Resistance 6 AC Test Loads 7 AC Test Conditions 7 AC Electrical Characteristics 8 Timing Waveforms 8
Ordering Information 11 Ordering Code Definitions 11

Package Diagrams 12 Acronyms 13 Document Conventions 13

Units of Measure 13 Document History Page 14 Sales, Solutions, and Legal Information 15

Worldwide Sales and Design Support 15 Products 15 PSoC Solutions 15

Page 2 of 15 [+] Feedback

Product Portfolio

Maximum access time Maximum operating current Maximum CMOS standby current

CY7C194BN

Unit

Page 3 of 15 [+] Feedback

Pin Layout and Specification

CY7C194BN 24-pin SOJ 8 x 15 x mm

CE 11

GND 12

I/O3

I/O2

I/O1

I/O0
13 WE

CY7C194BN 24-pin DIP x mm

CE 11

GND 12
17 I/O3
16 I/O2
15 I/O1
14 I/O0
13 WE

CY7C194BN

Page 4 of 15 [+] Feedback

CY7C194BN

Pin Description

CE I/OX NC

VCC WE

Type Input

Description Address inputs

Control Input or output

Supply Control

Chip enable Data input/outputs No connect. pins are not internally connected to the die Power V Write enable

CY7C194BN
24-pin DIP
24-pin SOJ
Ordering Information

Speed ns
Ordering Code

Package Diagram

Package Type

CY7C194BN-15PC
51-85013 24-pin DIP x mm

CY7C194BN-15VC
51-85030 24-pin SOJ 8 x 15 x mm

Please contact local sales representative regarding availability of these parts.
Ordering Code Definitions CY 7 C 1 94 BN - 15 X C

Temperature Range C = Commercial Package Type X = P or V P = 24-pin DIP V = 24-pin SOJ Speed 15 ns BN = µm Technology 94 = 256 K bit density with datawidth x 4bits 1 = Fast Asynchronous SRAM family Technology Code C = CMOS 7 = SRAM CY = Cypress

CY7C194BN

Power Option Standard

Operating Range

Commercial

Page 11 of 15 [+] Feedback

CY7C194BN

Package Diagrams

Figure 24-pin 300-mil SOJ V24.3/VZ24.3 Molded SOJ V13 , 51-85030

Figure 24-pin PDIP x Inches P24.3, 51-85013
51-85030 *C
51-85013 *C

Page 12 of 15 [+] Feedback

Acronyms

Acronym
chip enable

CMOS
complementary metal oxide semiconductor
dual in-line package
electrostatic discharge
input/output
small outline J-lead

SRAM
static random access memory
transistor-transistor logic
write enable

CY7C194BN

Document Conventions

Units of Measure

Symbol °C MHz mA mm ns
% pF V W

Unit of Measure degree Celsius Mega Hertz micro Amperes milli Amperes milli meter nano seconds ohms percent pico Farad Volts Watts

Page 13 of 15 [+] Feedback

CY7C194BN

Document History Page

Document Title CY7C194BN, 256 Kb 64 K x 4 Static RAM Document Number 001-06446

ECN No.

Issue Date

Orig. of Change

Description of Change
Updated Ordering Information table

Updated Package Diagram

Added Sales, Solutions, and Legal Information
3108898 12/13/2010
AJU Added Ordering Code Definitions.
3219087 04/18/2011 PRAS Updated as per template

Added TOC

Added Acronyms and Units of Measure.
3271782 06/02/2011 PRAS Updated General Description Removed “For best practice
recommendations, refer to the Cypress application note AN1064, SRAM

System Guidelines.” .

Updated in new template.

Page 14 of 15 [+] Feedback

CY7C194BN

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.

All products and company names mentioned in this document may be the trademarks of their respective holders.

Page 15 of 15
[+] Feedback

Notice: we do not provide any warranties that information, datasheets, application notes, circuit diagrams, or software stored on this website are up-to-date or error free. The archived CY7C194BN-15VC Datasheet file may be downloaded here without warranties.

Datasheet ID: CY7C194BN-15VC 508079