7202LA20JG Datasheet, PDF (12/14 Pages) Integrated Device Technology – CMOS ASYNCHRONOUS FIFO

IDT7201L/7201LA/7202LA CMOS ASYNCHRONOUS FIFO
256 x 9, 512 x 9 and 1,024 x 9
Q0-Q8
Q0-Q8
R, W, RS
IDT7200/
IDT7201A/
IDT7202A
DEPTH
EXPANSION
BLOCK
D0-D8
D0-DN
D9-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.
COMMERCIAL, INDUSTRIAL AND MILITARY
TEMPERATURE RANGES
Q9-Q17
Q9-Q17
IDT7200/
IDT7201A/
IDT7202A
DEPTH
EXPANSION
BLOCK
D9-D17
Q(N-8)-Qn
Q(N-8)-Qn
IDT7200/
IDT7201A/
IDT7202A
DEPTH
EXPANSION
BLOCK
D(N-8)-DN
D18-DN
D(N-8)-DN
2679 drw 17
Figure 15. Compound FIFO Expansion
SYSTEM A
WA
FFA
DA 0-8
IDT
7ID20T0/
77220011AA/
7202A
RB
EFB
HFB
QB 0-8
QA 0-8
RA
HFA
EFA
IDT
7200/
7201A/
7202A
DB 0-8
WB
FFB
Figure 16. Bidirectional FIFO Mode
SYSTEM B
2679 drw 18
12