CY7C199CL-15VXCT

CY7C199CL-15VXCT Datasheet


CY7C199C

Part Datasheet
CY7C199CL-15VXCT CY7C199CL-15VXCT CY7C199CL-15VXCT (pdf)
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CY7C199CL-15ZXC CY7C199CL-15ZXC CY7C199CL-15ZXC
PDF Datasheet Preview
CY7C199C
256K 32K x 8 Static RAM
• Fast access time 12 ns, 15 ns, 20 ns, and 25 ns
• Wide voltage range 5.0V ± 10% 4.5V to 5.5V
• CMOS for optimum speed/power
• Inputs and Outputs
• Available in 28 DIP, 28 SOJ, and 28 TSOP I packages
• Also available in Lead-Free 28 DIP
• 2.0V Data Retention
• Low CMOS standby power
• Automated Power-down when deselected

The CY7C199C is a high-performance CMOS Asynchronous SRAM organized as 32K by 8 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 CY7C199C is available in 28 DIP, 28 SOJ, and 28 TSOP I package s .

Logic Block Diagram

Input Buffer

Row Decoder Sense Amps

RAM Array

I/Ox

Column Decoder

Power Down Circuit

WE OE

Product Portfolio

Maximum Access Time

Maximum Operating Current

Maximum CMOS Standby Current low power
12 ns 12 85 500
15 ns 15 80 500
20 ns 20 75 500
25 ns 25 75 500

Note For best-practices recommendations, please refer to the Cypress application note System Design Guidelines on

Unit ns mA µA

Cypress Semiconductor Corporation
• 3901 North First Street
• San Jose, CA 95134
• 408-943-2600

Pin Layout and Specifications
28 DIP x mm P21

A5 1 A6 2 A7 3 A8 4 A9 5 A10 6 A11 7 A12 8 A13 9 A14 10 I/O0 11 I/O1 12 I/O2 13 VSS 14
28 VCC 27 WE
26 A4 25 A3 24 A2 23 A1 22 OE
21 A0 20 CE
19 I/O7 18 I/O6 17 I/O5 16 I/O4 15 I/O3

CY7C199C

A1 2 A2 3 A3 4 A4 5 WE 6

VCC 7 A5 8 A6 9 A7 10 A8 11 A9 12 A10 13 A11 14
28 TSOP I 8 x mm Z28
28 A0 27 CE
26 I/O7 25 I/O6 24 I/O5 23 I/O4 22 I/O3 21 VSS 20 I/O2 19 I/O1 18 I/O0 17 A14 16 A13 15 A12
28 SOJ V21

A5 1 A6 2 A7 3 A8 4 A9 5 A10 6 A11 7 A12 8 A13 9 A14 10 I/O0 11 I/O1 12 I/O2 13 VSS 14
28 VCC 27 WE
Ordering Information

Speed 12 ns 12 ns 12 ns 12 ns 12 ns 12 ns 15 ns 15 ns 15 ns 15 ns 15 ns 15 ns 15 ns 15 ns 15 ns 15 ns 15 ns 15 ns 15 ns 15 ns 20 ns 20 ns 20 ns 20 ns 25 ns 25 ns
Ordering Code

Package Name V21 Z28 V21 P21 V21 Z28 V21 Z28 V21 Z28 P21

Package Type 28 SOJ 28 SOJ Pb-Free 28 TSOP I 8 x mm 28 TSOP I 8 x mm Pb-Free 28 SOJ 28 SOJ Pb-Free 28 DIP x mm 28 DIP x mm Pb-Free 28 SOJ 28 SOJ Pb-Free 28 TSOP I 8 x mm 28 TSOP I 8 x mm Pb-Free 28 SOJ 28 SOJ Pb-Free 28 SOJ 28 SOJ Pb-Free 28 TSOP I 8 x mm 28 TSOP I 8 x mm Pb-Free 28 SOJ 28 SOJ Pb-Free 28 SOJ 28 SOJ Pb-Free 28 TSOP I 8 x mm 28 TSOP I 8 x mm Pb-Free 28 DIP x mm 28 DIP x mm Pb-Free

CY7C199C

Power Option Standard Low Power Low Power Low Power Low Power Low Power Low Power Standard

Operating Range

Commercial Industrial Commercial Industrial Commercial Industrial Commercial Industrial Commercial

Page 10 of 13

Package Diagram
28-Lead Thin Small Outline Package Type 1 8 x mm Z28

CY7C199C
51-85071-*G

Page 11 of 13

CY7C199C

Package Diagram continued

DIMENSIONS IN INCHES
28-Lead 300-Mil Molded SOJ V21

MIN. MAX.

PIN 1 ID

DETAIL A

EXTERNAL LEAD DESIGN

TYP.

MIN.

SEATING PLANE

OPTION 1

OPTION 2
51-85031-*B
28-Lead 300-Mil PDIP P21

SEE LEAD END OPTION 1

DIMENSIONS IN INCHES [MM] MIN. MAX.

REFERENCE JEDEC MO-095

PACKAGE WEIGHT gms

LEAD END OPTION LEAD #1, 14, 15 & 28

SEATING PLANE

SEE LEAD END OPTION
3° MIN.
51-85014-*D

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

Page 12 of 13

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 Semiconductor product. Nor does it convey or imply any license under patent or other rights. Cypress Semiconductor 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 Semiconductor products in life-support systems application implies that the manufacturer assumes all risk of such use and in doing so indemnifies Cypress Semiconductor against all charges.

CY7C199C
PCI Added Lead-Free part to Ordering info on Page #10

Page 13 of 13
More datasheets: 5330H3 | 5335H7 | HE-90 | HS-2 | HE-54 | HS-1 | CY7C199C-20VXC | CY7C199C-15VXI | CY7C199C-12VXI | CY7C199CL-15VXC


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Datasheet ID: CY7C199CL-15VXCT 508082