7203L35J8 Integrated Device Technology, 7203L35J8 Datasheet - Page 8

• Manufacturer Part Number: 7203L35J8
• Manufacturer: Integrated Device Technology

NOTE:
1. EF, FF and HF may change status during Retransmit, but flags will be valid at t
DATA
EF
HF, EF, FF
W
IDT7203/7204/7205/7206/7207/7208 CMOS ASYNCHRONOUS FIFO
2,048 x 9, 4,096 x 9, 8,192 x 9, 16,384 x 9, 32,768 x 9 and 65,536 x 9
R
FF
W
R
W,R
OUT
EF
RT
W
R
LAST READ
Figure 7. Minimum Timing for an Empty Flag Coincident Read Pulse.
Figure 8. Minimum Timing for a Full Flag Coincident Write Pulse.
t
REF
t
A
Figure 5. Empty Flag Timing From Last Read to First Write
VALID
IGNORED
READ
Figure 6. Retransmit
RTC
t
RTC
t
RT
.
8
t
t
WEF
RTF
t
FIRST WRITE
RTS
t
RFF
t
t
WEF
RPE
t
COMMERCIAL, INDUSTRIAL AND MILITARY
WPF
t
RTR
TEMPERATURE RANGES
FLAG VALID
APRIL 22, 2010
2661 drw07
2661 drw08
2661 drw10
2661 drw09