CY62148BLL-70SC 参数 Datasheet PDF下载

CY62148B MoBL™

Switching Waveforms

(continued)

Write Cycle No. 1 (CE Controlled)

[13]

t

WC

ADDRESS

t

SCE

CE

t

SA

t

AW

t

PWE

WE

t

SD

DATA I/O

DATA VALID

t

HD

t

HA

Write Cycle No. 2 (WE Controlled, OE HIGH During Write)

[13, 14]

t

WC

ADDRESS

t

SCE

CE

t

HZCE

t

AW

t

SA

WE

t

PWE

t

HA

OE

t

SD

DATA I/O

NOTE 15

t

HZOE

Notes:

13. If CE goes HIGH simultaneously with WE going HIGH, the output remains in a high-impedance state.

14. Data I/O is high-impedance if OE = V

IH

.

15. During this period the I/Os are in the output state and input signals should not be applied.

t

HD

DATA

IN

VALID

Document #: 38-05039 Rev. *C

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