IDT72V291 Integrated Device Technology, IDT72V291 Datasheet - Page 6

• Manufacturer Part Number: IDT72V291
• Description: 128k X 9 Supersync Fifo, 3.3v
• Manufacturer: Integrated Device Technology

AC TEST CONDITIONS
AC ELECTRICAL CHARACTERISTICS
(Commercial: V
NOTES:
1. All AC timings apply to both Standard IDT mode and First Word Fall Through mode.
2. Industrial temperature range product for the 15ns speed grade is available as a standard device.
3. Pulse widths less than minimum values are not allowed.
4. Values guarenteed by design, not currently tested.
IDT72V281/72V291 3.3V CMOS SUPERSYNC FIFO
65,536 x 9 and 131,072 x 9
Symbol
f
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
A
DH
LDH
CLK
CLKH
CLKL
DS
ENS
ENH
LDS
RS
RSS
RSR
RSF
FWFT
RTS
OLZ
OE
OHZ
WFF
REF
PAF
PAE
HF
SKEW1
SKEW2
SKEW3
Input Pulse Levels
Input Rise/Fall Times
Input Timing Reference Levels
Output Reference Levels
Output Load
Clock Cycle Frequency
Data Access Time
Clock Cycle Time
Clock High Time
Clock Low Time
Data Setup Time
Data Hold Time
Enable Setup Time
Enable Hold Time
Load Setup Time
Load Hold Time
Reset Pulse Width
Reset Setup Time
Reset Recovery Time
Reset to Flag and Output Time
Mode Select Time
Retransmit Setup Time
Output Enable to Output in Low Z
Output Enable to Output Valid
Output Enable to Output in High Z
Write Clock to FF or IR
Read Clock to EF or OR
Write Clock to PAF
Read Clock to PAE
Clock to HF
Skew time between RCLK and WCLK
for FF/IR
Skew time between RCLK and WCLK
for PAE and PAF
Skew time between RCLK and WCLK
for EF/OR
CC
= 3.3V ± 0.3V, T
Parameter
(3)
A
= 0
o
C to +70
(4)
(4)
o
C; Industrial: V
GND to 3.0V
See Figure 2
TM
1.5V
1.5V
3ns
Min.
4.5
4.5
0.5
0.5
0.5
—
10
10
10
10
—
—
—
—
—
—
12
60
CC
IDT72V281L10
2
3
3
3
0
3
0
2
2
5
IDT72V291L10
Commercial
= 3.3V ± 3.3V, TA = -40°C to +85°C)
6
Max.
100
6.5
6.5
6.5
6.5
6.5
—
—
—
—
—
—
—
—
—
—
—
—
10
—
—
—
16
—
—
—
6
6
Min.
—
15
15
15
15
—
—
—
—
—
—
15
60
2
6
6
4
1
4
1
4
1
0
4
0
3
3
6
Com’l & Ind’l
IDT72V291L15
IDT72V281L15
D.U.T.
* Includes jig and scope capacitances.
Figure 2. Output Load
510Ω
66.7
Max.
10
—
—
—
—
—
—
—
—
—
—
—
—
15
—
—
—
10
10
10
10
20
—
—
—
8
8
(2)
COMMERCIAL AND INDUSTRIAL
Min.
3.3V
—
20
20
20
20
—
—
—
—
—
—
10
20
60
2
8
8
5
1
5
1
5
1
0
5
0
3
3
IDT72V291L20
IDT72V281L20
Commercial
330Ω
TEMPERATURE RANGES
30pF*
Max.
50
12
—
—
—
—
—
—
—
—
—
—
—
—
20
—
—
—
10
10
12
12
12
12
22
—
—
—
4513 drw 04
Unit
MHz
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