IDT72421 datasheet(12/14 Pages) IDT

Part #	IDT72421

Description	CMOS SyncFIFOO 64 X 9, 256 x 9, 512 x 9, 1024 X 9, 2048 X 9 and 4096 x 9

Download	14 Pages

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Manufacturer	IDT [Integrated Device Technology]

Direct Link	http://www.idt.com

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12 / 14 page

COMMERCIALANDINDUSTRIAL

TEMPERATURERANGES

IDT72421/72201/72211/72221/72231/72241/72251 CMOS SyncFIFO™

64 x 9, 256 x 9, 512 x 9, 1,024 x 9, 2,048 x 9, 4,096 x 9 and 8,192 x 9

12



Figure 13. Read Offset Registers Timing

Figure 12. Write Offset Registers Timing

tENS

tENH

tENS

tDS

tDH

WCLK

LD

WEN1

D0 - D7

PAF OFFSET

(MSB)

PAF OFFSET

(LSB)

PAE OFFSET

(MSB)

PAE OFFSET

(LSB)

tCLK

tCLKL

tCLKH

2655 drw 14

tENS

tENH

tENS

DATA IN OUTPUT REGISTER

EMPTY OFFSET

(LSB)

EMPTY OFFSET

(MSB)

FULL OFFSET

(LSB)

FULL OFFSET

(MSB)

RCLK

LD

REN1,

REN2

Q0 - Q7

tCLK

tA

tCLKL

tCLKH

2655 drw15

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