IDT72805LB Datasheet, PDF(17/26 Page) Integrated Device Technology – CMOS DUAL SyncFIFO DUAL 256 x 18, DUAL 512 x 18, DUAL 1,024 x 18, DUAL 2,048 x 18, and DUAL 4,096 x 18

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IDT72805LB Datasheet, PDF (17/26 Pages) Integrated Device Technology – CMOS DUAL SyncFIFO DUAL 256 x 18, DUAL 512 x 18, DUAL 1,024 x 18, DUAL 2,048 x 18, and DUAL 4,096 x 18

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IDT72805LB/72815LB/72825LB/72835LB/72845LB CMOS Dual SyncFIFOTM

256 x 18, 512 x 18, 1,024 x 18, 2,048 x 18 and 4,096 x 18

WCLK

WXO

tCLKH

Note 1

tXO

tENS

WEN

NOTE:

1. Write to Last Physical Location.

Figure 16. Write Expansion Out Timing

RCLK

RXO

tENS

REN

NOTE:

1. Read from Last Physical Location.

tCLKH

Note 1

tXO

Figure 17. Read Expansion Out Timing

COMMERCIAL AND INDUSTRIAL

TEMPERATURE RANGES

3139 drw 16

3139 drw 17

WXI

WCLK

RXI

RCLK

tXI

tXIS

Figure 18. Write Expansion In Timing

tXI

tXIS

Figure 19. Read Expansion In Timing

3139 drw 18

3139 drw 19

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