IDT7202 IDT [Integrated Device Technology], IDT7202 Datasheet - Page 10

• Manufacturer Part Number: IDT7202
• Description: CMOS ASYNCHRONOUS FIFO WITH RETRANSMIT 1K x 9, 2K x 9, 4K x 9
• Manufacturer: IDT [Integrated Device Technology]

IDT72021, IDT72031, IDT72041
CMOS ASYNCHRONOUS FIFO WITH RETRANSMIT 1K x 9, 2K x 9, 4K x 9
OPERATING CONFIGURATIONS
SINGLE DEVICE CONFIGURATION
Configuration when the Expansion In (
grounded (see Figure 13).
R
XI
W
XO
W
The IDT72021/031/041 is in the Single Device
R
t
XOL
t
FULL FLAG (FF)
XIS
LAST PHYSICAL
LOCATION
RESET (RS)
WRITE TO
DATA IN (D)
WRITE (W)
t
XI
(HALF–FULL FLAG)
FIRST PHYSICAL
EXPANSION IN (XI)
LOCATION
WRITE TO
Figure 13. Block Diagram of Single 1K/2K/4K x 9 FIFO
XI
9
t
) control input is
XOH
Figure 11. Expansion Out
Figure 12. Expansion In
72021/031/041
HF
IDT
t
5.09
AEF
XIR
9
t
MILITARY AND COMMERCIAL TEMPERATURE RANGES
XOL
LAST PHYSICAL
t
READ FROM
XIS
LOCATION
READ (R)
DATA OUT (Q)
EMPTY FLAG (EF)
RETRANSMIT (RT)
OUTPUT ENABLE (OE)
FIRST PHYSICAL
READ FROM
2677 drw 16
LOCATION
t
XOH
2677 drw 14
2677 drw 15
10