IDT7204 datasheet(12/14 Pages) IDT

12 / 14 page

COMMERCIAL,INDUSTRIALANDMILITARY

TEMPERATURERANGES

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

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 16. Bidirectional FIFO Operation

IDT

7201A

EFB

HFB

FFA

FFB

SYSTEM A

SYSTEM B

QB 0-8

DB 0-8

QA 0-8

HFA

EFA

IDT

7203

7204

7205

7206

7207

7208

DA 0-8

IDT

7203

7204

7205

7206

7207

7208

2661 drw18

R, W, RS

D0-DN

D0-D8

D9-DN

D9-D17

D18-DN

D(N-8)-DN

Q(N-8)-QN

IDT7203

IDT7204

IDT7205

IDT7206

IDT7207

IDT7208

DEPTH

EXPANSION

BLOCK

2661 drw17

IDT7203

IDT7204

IDT7205

IDT7206

IDT7207

IDT7208

DEPTH

EXPANSION

BLOCK

IDT7203

IDT7204

IDT7205

IDT7206

IDT7207

IDT7208

DEPTH

EXPANSION

BLOCK

Q(N-8)-QN

Q9-Q17

Q0-Q8

Figure 15. Compound FIFO Expansion

IDT7204 Datasheet(PDF) 12 Page - Integrated Device Technology

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