REV ECN no, Date Change Description of Change

CY62256

Document Title: CY62256 256K (32K x 8) Static RAM

Document Number: 38-05248

		Issue	Orig. of
REV.	ECN NO.	Date	Change	Description of Change

**	113454	03/06/02	MGN	Change from Spec number: 38-00455 to 38-05248
				Remove obsolete parts from ordering info, standardize format

*A	115227	05/23/02	GBI	Changed SN Package Diagram

*B	116506	09/04/02	GBI	Added footnote 1.
				Corrected package description in Ordering Information table

Document #: 38-05248 Rev. *B

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Contents

Column FeaturesCypress Semiconductor Corporation Inputbuffer Operating Range Pin ConfigurationsElectrical Characteristics Over the Operating Range Maximum Ratings Data Retention Waveform Data Retention CharacteristicsCapacitance4 AC Test Loads and Waveforms Write Cycle9 Switching Characteristics Over the Operating Range6Switching Waveforms CY62256− Parameter Description Min Max Unit Read Cycle Write Cycle No CE Controlled Read Cycle No 12Write Cycle No WE Controlled Write Cycle No WE Controlled, OE LOW Typical DC and AC Characteristics Normalized Supply Voltage Inputs/Outputs Mode PowerTruth Table Ordering Information Lead 300-mil SNC Narrow Body SN28 Package DiagramsLead 600-mil Molded DIP P15 Lead Thin Small Outline Package Type 1 8 x 13.4 mm Z28 Date Change Description of Change REV ECN no

REV.