IDT72V223 IDT [Integrated Device Technology], IDT72V223 Datasheet - Page 37

• Manufacturer Part Number: IDT72V223
• Description: 3.3 VOLT HIGH-DENSITY SUPERSYNC NARROW BUS FIFO
• Manufacturer: IDT [Integrated Device Technology]

NOTE:
1. OE = LOW and REN = LOW.
2. Asynchronous Read is available in IDT Standard Mode only.
NOTE:
1. OE = LOW and REN = LOW.
2. Asynchronous Read is available in IDT Standard Mode only.
WCLK
WCLK
IDT72V223/233/243/253/263/273/283/293 3.3V HIGH DENSITY SUPERSYNC II
IDT72V263/273/283/293/103/113 3.3V HIGH DENSITY SUPERSYNC II
8K x 18, 16K x 9/18, 32K x 9/18, 64K x 9/18, 128K x 9/18, 256K x 9/18, 512K x9
512 x 18, 1K x 9/18, 2K x 9/18, 4K x 9/18, 8K x 9/18, 16K x 9/18, 32K x 9/18, 64K x 9/18, 128K x 9
WEN
WEN
Qn
RD
RD
Dn
Qn
FF
EF
Dn
Last Word
Last Word in Output Register
t
t
AA
Figure 26. Synchronous Write, Asynchronous Read, Empty Flag Operation (IDT Standard Mode)
SKEW
Figure 25. Synchronous Write, Asynchronous Read, Full Flag Operation (IDT Standard Mode)
t
t
ENS
DS
W
1
0
t
t
ENH
DH
t
EFA
No Write
W
X
t
CYL
t
RPE
t
CYC
t
AA
t
CYH
t
t
AA
EFA
t
2
WFF
t
CYH
W
X+1
TM
37
NARROW BUS FIFO
W
TM
0
NARROW BUS FIFO
D
F
COMMERCIAL AND INDUSTRIAL
D
F+1
t
WFF
TEMPERATURE RANGES
4666 drw28
4666 drw29