CY7C4261-35(2003) 查看數據表（PDF） - Cypress Semiconductor

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CY7C4261-35
(Rev.:2003)

16K/32K x 9 Deep Sync FIFOs

Cypress Semiconductor 

Switching Waveforms (continued)

Empty Flag Timing

WCLK

tDS

D0 –D8

DATA WRITE 1

tENS

tENH

WEN1

WEN2

(if applicable)

tENS

tENH

[19]

tFRL

RCLK

tSKEW1

tREF

EF

REN1,

REN2

OE

LOW

Q0 –Q8

DATA IN OUTPUT REGISTER

Full Flag Timing

WCLK

NO WRITE

tSKEW1[14]

tDS

D0 –D8

tWFF

FF

CY7C4261

CY7C4271

tDS

DATA WRITE 2

tENS

tENH

tENS

tENH

[19]

tFRL

tREF

tSKEW1

tREF

tA

DATA READ

NO WRITE

DATA WRITE

tSKEW1[14]

tWFF

tWFF

DATA WRITE

WEN1

WEN2

(if applicable)

RCLK

REN1,

REN2

OE

Q0 –Q8

tENS

tENH

LOW

tA

DATA IN OUTPUT REGISTER

tENS

DATA READ

tENH

tA

NEXT DATA READ

Document #: 38-06015 Rev. *B

Page 10 of 18

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