CY62256L-70ZI Cypress Semiconductor Corporation., CY62256L-70ZI Datasheet
![no-image](/images/manufacturer_photos/0/1/180/cypress_semiconductor_corporation__sml.jpg)
CY62256L-70ZI
Available stocks
Related parts for CY62256L-70ZI
CY62256L-70ZI Summary of contents
Page 1
Features • 4.5V–5.5V Operation • Low active power (70 ns, LL version) — 275 mW (max.) • Low standby power (70 ns, LL version) — (max.) • 55 access time • Easy memory expansion with CE ...
Page 2
Maximum Ratings (Above which the useful life may be impaired. For user guide- lines, not tested.) Storage Temperature Ambient Temperature with Power Applied ................................................... +70 C Supply Voltage to Ground Potential (Pin 28 to Pin 14) DC ...
Page 3
AC Test Loads and Waveforms R1 1800 5V OUTPUT OUTPUT R2 100 pF 990 INCLUDING INCLUDING JIG AND SCOPE (a) Equivalent to: THÉ VENIN EQUIVALENT 639 OUTPUT Data Retention Characteristics Parameter Description V V for Data Retention ...
Page 4
Switching Characteristics Over the Operating Range Parameter READ CYCLE t Read Cycle Time RC t Address to Data Valid AA t Data Hold from Address Change OHA t CE LOW to Data Valid ACE t OE LOW to Data Valid ...
Page 5
Switching Waveforms (continued) [11,12] Read Cycle No ACE OE t LZOE HIGH IMPEDANCE DATA OUT t LZCE SUPPLY CURRENT Write Cycle No. 1 (WE Controlled) ADDRESS DATA I/O ...
Page 6
Switching Waveforms (continued) Write Cycle No. 3 (WE Controlled, OE LOW) ADDRESS DATA I/O NOTE 15 t HZWE Note: 15. During this period, the I/Os are in output state and input signals should not be applied. ...
Page 7
Typical DC and AC Characteristics NORMALIZED SUPPLY CURRENT vs. SUPPLY VOLTAGE 1.4 1 1.0 0.8 0.6 V =5. = 0.4 0 0.0 4.0 4.5 5.0 5.5 6.0 SUPPLY VOLTAGE (V) NORMALIZED ACCESS ...
Page 8
Typical DC and AC Characteristics TYPICAL POWER-ON CURRENT vs. SUPPLY VOLTAGE 3.0 2.5 2.0 1.5 1.0 0.5 0.0 0.0 1.0 2.0 3.0 4.0 5.0 SUPPLY VOLTAGE (V) Truth Table Inputs/Outputs High ...
Page 9
... CY62256L 70SNC CY62256LL 70SNC CY62256–70SNI CY62256L–70SNI CY62256LL 70SNI CY62256 70ZC CY62256L 70ZC CY62256LL 70ZC CY62256–70ZI CY62256L 70ZI CY62256LL 70ZI CY62256 70PC CY62256L 70PC CY62256LL 70PC CY62256 70ZRC CY62256L 70ZRC CY62256LL 70ZRC Shaded area contains preliminary information. Document #: 38 00455 C ...
Page 10
Package Diagrams 28-Lead (600-Mil) Molded DIP P15 28-Lead 450-Mil (300-Mil Body Width) SOIC S22 10 CY62256 ...
Page 11
Package Diagrams (continued) 28-Lead Thin Small Outline Package Z28 11 CY62256 ...
Page 12
Package Diagrams (continued) 28-Lead Reverse Thin Small Outline Package ZR28 © Cypress Semiconductor Corporation, 1997. 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 ...