CY7C199C-15VIT 데이터 시트보기 (PDF) - Cypress Semiconductor

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CY7C199C-15VIT

256K (32K x 8) Static RAM

Cypress Semiconductor 

Data Retention Characteristics[8]

Parameter

Description

VDR

ICCDR

tCDR

VCC for Data Retention

Data Retention Current

Chip Deselect to Data

Retention Time

tR

Operation Recovery Time

Timing Waveforms

Data Retention Waveform

Condition

VCC = VDR=2.0V, CE ≥ VCC – 0.3V,

VIN ≥ VCC – 0.3V or VIN ≤ 0.3V

VCC

DATA RETENTION MODE

tCDR

CE

Read Cycle No. 1[11, 10]

tRC

Address

Data Out

tAA

tOHA

Previous Data Valid

Notes:

8. L-version only.

9. Device is continuously selected. OE = VIL = CE.

10. WE is HIGH for Read Cycle.

CY7C199C

ALL

Min.

Max.

Unit

2.0

–

V

–

150

µA

0

–

ns

200

–

µs

tR

Data Valid

Document #: 38-05408 Rev. *C

Page 6 of 13

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