IDT7203 IDT [Integrated Device Technology], IDT7203 Datasheet - Page 11

• Manufacturer Part Number: IDT7203
• Description: CMOS ASYNCHRONOUS FIFO 2048 x 9, 4096 x 9, 8192 x 9 and 16384 x 9
• Manufacturer: IDT [Integrated Device Technology]

NOTE:
1. Flag detection is accomplished by monitoring the
IDT7203/7204/7205/7206 CMOS ASYNCHRONOUS FIFO
2048 x 9, 4096 x 9, 8192 x 9 and 16384 x 9
Do not connect any output signals together.
FULL FLAG (
DATA
RESET (
WRITE (
Figure 13. Block Diagram of 2048 x 18/4096 x 18/8192 x 18/16384 x 18 FIFO Memory Used in Width Expansion Mode
IN
RS
FF
(D)
W
Figure 12. Block Diagram of 2048 x 9/4096 x 9/8192 x 9/16384 x 9 FIFO Used in Single Device Mode
)
)
)
18
FULL FLAG (
DATA IN (D)
RESET (
9
WRITE (
(HALF–FULL FLAG)
EXPANSION IN (
RS
FF
W
7203/
7204/
7205/
7206
FF
)
)
)
IDT
HF
,
EF
XI
and
9
HF
9
signals on either (any) device used in the width expansion configuration.
XI
)
9
7203/
7204/
7205/
7206
5.04
(
IDT
HF
)
7203/
7204/
7205/
7206
IDT
HF
9
XI
MILITARY AND COMMERCIAL TEMPERATURE RANGES
READ (
RETRANSMIT (
DATA OUT (Q)
EMPTY FLAG (
9
R
18
)
2661 drw 14
DATA
READ (
EMPTY FLAG (
RETRANSMIT (
EF
RT
)
)
OUT
R
)
(Q)
2661 drw 15
EF
RT
)
)
11