IDT7280(1996) Просмотр технического описания (PDF) - Integrated Device Technology
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IDT7280
(Rev.:1996)
(Rev.:1996)
Integrated Device Technology
IDT7280 Datasheet PDF : 12 Pages
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IDT7280/7281/7282 CMOS DUAL ASYNCHRONOUS FIFO
DUAL 256 x 9, DUAL 512 x 9 and DUAL 1K x 9
PRELIMINARY INFORMATION
COMMERCIAL TEMPERATURE RANGE
SIDE 1
DATA IN
WA
FFA
DA 0-8
FIFDOT A
7201A
RA
EFA
HFA
Q A 0-8
Q B 0-8
IDT
7280/
7281/
7282
D B 0-8
SIDE 2
RB
FIFO B
HFB
EF B
WB
FF B
3208 drw 18
Figure 16. Bidirectional FIFO Mode
W
R
EF
DATA OUT
R
W
FF
DATA IN
DATA OUT
t RPE
t WLZ
t WEF
t REF
tA
DATA OUTVALID
3208 drw 19
Figure 17. Read Data Flow-Through Mode
t RFF
tA
DATA OUT VALID
t WPF
t WFF
DATA IN
VALID
t DS
Figure 18. Write Data Flow-Through Mode
t DH
3208 drw 20
5.07
11
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