IDT7282L20PA Просмотр технического описания (PDF) - Integrated Device Technology

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IDT7282L20PA

CMOS dual asynchronous FIFO dual 256 x 9, dual 512 x 9, dual 1024 x 9

Integrated Device Technology 

IDT7280/7281/7282 CMOS DUAL ASYNCHRONOUS FIFO

DUAL 256 x 9, DUAL 512 x 9 and DUAL 1K x 9

LAST WRITE IGNORED

WRITE

FIRST READ

R

PRELIMINARY INFORMATION

COMMERCIAL TEMPERATURE RANGE

ADDITIONAL FIRST

READS

WRITE

W

t WFF

FF

t RFF

Figure 4. Full Flag From Last Write to First Read

3208 drw 06

W

R

EF

DATA OUT

LAST READ

IGNORED

READ

FIRST WRITE

ADDITIONAL FIRST

WRITES

READ

t REF

tA

VALID

t WEF

Figure 5. Empty Flag From Last Read to First Write

VALID

3208 drw 07

RT

W,R

HF, EF, FF

t RTC

t RT

t RTS

RTF

Figure 6. Retransmit

t RTR

FLAG VALID

3208 drw 08

5.07

6

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