
5.04
9
IDT7203/7204/7205/7206 CMOS ASYNCHRONOUS FIFO
2048 x 9, 4096 x 9, 8192 x 9 and 16384 x 9
MILITARY AND COMMERCIAL TEMPERATURE RANGES
Figure 7. Minimum Timing for an Empty Flag Coincident Read Pulse.
Figure 8. Minimum Timing for an Full Flag Coincident Write Pulse.
Figure 9. Half-Full Flag Timing
Figure 10. Expansion Out
W
R
HF
HALF-FULL OR LESS
MORE THAN HALF-FULL
HALF-FULL OR LESS
t
RHF
t
WHF
2661 drw 11
t
RFF
FF
R
W
t
WPF
2661 drw 10
W
R
XO
WRITE TO
LAST PHYSICAL
LOCATION
t
XOL
t
XOL
t
XOH
READ FROM
LAST PHYSICAL
LOCATION
t
XOH
2661 drw 12
t
WEF
EF
W
R
t
RPE
2661 drw 09