7203L25J Datasheet, PDF (12/14 Pages) Integrated Device Technology – CMOS ASYNCHRONOUS FIFO 2,048 x 9, 4,096 x 9 8,192 x 9, 16,384 x 9

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
COMMERCIAL, INDUSTRIAL AND MILITARY
TEMPERATURE RANGES
Q0-Q8
Q9-Q17
Q(N-8)-QN
R, W, RS
D0-DN
Q0-Q8
IDT7203
IDT7204
IDT7205
IDT7206
IDT7207
IDT7208
DEPTH
EXPANSION
BLOCK
D0-D8
D9-DN
Q9-Q17
IDT7203
IDT7204
IDT7205
IDT7206
IDT7207
IDT7208
DEPTH
EXPANSION
BLOCK
D9-D17
D18-DN
NOTES:
1. For depth expansion block see section on Depth Expansion and Figure 14.
2. For Flag detection see section on Width Expansion and Figure 13..
Figure 15. Compound FIFO Expansion
Q(N-8)-QN
IDT7203
IDT7204
IDT7205
IDT7206
IDT7207
IDT7208
DEPTH
EXPANSION
BLOCK
D(N-8)-DN
D(N-8)-DN
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SYSTEM A
WA
FFA
DA 0-8
IDT
7203
77_ID2200_T45
72₇0₂₀1₆A
7207
7208
RB
EFB
HFB
QB 0-8
QA 0-8 _IDT
7203
RA
7204
7205
HFA
7206
EFA
7207
7208
DB 0-8
WB
FFB
Figure 16. Bidirectional FIFO Operation
12
SYSTEM B
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