IDT72V81 IDT [Integrated Device Technology], IDT72V81 Datasheet - Page 3

• Manufacturer Part Number: IDT72V81
• Description: 3.3 Volt CMOS DUAL ASYNCHRONOUS FIFO DUAL 512 x 9, DUAL 1,024 x 9 DUAL 2,048 x 9, DUAL 4,096 X 9
• Manufacturer: IDT [Integrated Device Technology]

(Commercial: V
NOTES:
1. Timings referenced as in AC Test Conditions.
2. Pulse widths less than minimum value are not allowed.
3. Values guaranteed by design, not currently tested.
4. Only applies to read data flow-through mode.
Symbol
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
S
RC
A
RR
RPW
RLZ
WLZ
DV
RHZ
WC
WPW
WR
DS
DH
RSC
RS
RSS
RSR
RTC
RT
RTS
RTR
EFL
HFH,FFH
RTF
REF
RFF
RPE
WEF
WFF
WHF
RHF
WPF
XOL
XOH
XI
XIR
XIS
IDT72V81/72V82/72V83/72V84/72V85
CC
Shift Frequency
Read Cycle Time
Access Time
Read Recovery Time
Read Pulse Width
Read Pulse Low to Data Bus at Low Z
Write Pulse High to Data Bus at Low Z
Data Valid from Read Pulse High
Read Pulse High to Data Bus at High Z
Write Cycle Time
Write Pulse Width
Write Recovery Time
Data Set-up Time
Data Hold Time
Reset Cycle Time
Reset Pulse Width
Reset Set-up Time
Reset Recovery Time
Retransmit Cycle Time
Retransmit Pulse Width
Retransmit Set-up Time
Retransmit Recovery Time
Reset to Empty Flag Low
Reset to Half-Full and Full Flag High
Retransmit Low to Flags Valid
Read Low to Empty Flag Low
Read High to Full Flag High
Read Pulse Width after EF High
Write High to Empty Flag High
Write Low to Full Flag Low
Write Low to Half-Full Flag Low
Read High to Half-Full Flag High
Write Pulse Width after FF High
Read/Write to XO Low
Read/Write to XO High
XI Pulse Width
XI Recovery Time
XI Set-up Time
= 3.3V±0.3V, T
(2)
(2)
(2)
(2)
(3)
A
(2)
(3)
= 0 C to +70 C)
Parameter
(3)
(3, 4)
(3)
3
Min.
—
25
—
10
15
—
25
15
10
11
25
15
15
10
25
15
15
10
—
—
—
—
—
15
—
—
—
—
15
—
—
15
10
10
3
5
5
0
IDT72V81L15
IDT72V82L15
IDT72V83L15
IDT72V84L15
IDT72V85L15
Max.
40
—
15
—
—
—
—
—
15
—
—
—
—
—
—
—
—
—
—
—
—
—
25
25
25
15
15
—
15
15
25
25
—
15
15
—
—
—
Commercial
Commercial Temperature Range
Min.
—
30
—
10
20
—
30
20
10
12
30
20
20
10
30
20
20
10
—
—
—
—
—
20
—
—
—
—
20
—
—
20
10
10
3
5
5
0
IDT72V81L20
IDT72V82L20
IDT72V83L20
IDT72V84L20
IDT72V85L20
33.3
Max.
—
20
—
—
—
—
—
15
—
—
—
—
—
—
—
—
—
—
—
—
—
30
30
30
20
20
—
20
20
30
30
—
20
20
—
—
—
MHz
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns