參數(shù)資料
型號(hào): IDT72251L25PFI
廠商: INTEGRATED DEVICE TECHNOLOGY INC
元件分類(lèi): DRAM
英文描述: CMOS SyncFIFOO 64 X 9, 256 x 9, 512 x 9, 1024 X 9, 2048 X 9 and 4096 x 9
中文描述: 8K X 9 OTHER FIFO, 15 ns, PQFP32
封裝: TQFP-32
文件頁(yè)數(shù): 4/14頁(yè)
文件大?。?/td> 155K
代理商: IDT72251L25PFI
COMMERCIAL AND INDUSTRIAL
TEMPERATURE RANGES
IDT72421/72201/72211/72221/72231/72241/72251 CMOS SyncFIFO
64 x 9, 256 x 9, 512 x 9, 1,024 x 9, 2,048 x 9, 4,096 x 9 and 8,192 x 9
4
Figure 1. Output Load
*ncludes jig and scope capacitances
or equivalent circuit
AC ELECTRICAL CHARACTERISTICS
(Commercial: V
CC
= 5V ± 10%, T
A
= 0
°
C to +70
°
C; Industrial: V
CC
= 5V ± 10%, T
A
= –40
°
C to +85
°
C)
Commercial
IDT72421L10
IDT72201L10
IDT72211L10
IDT72221L10
IDT72231L10
IDT72241L10
IDT72251L10
Mn.
2
10
4.5
4.5
3
0.5
3
0.5
10
8
8
0
3
3
5
Coml & Ind'l
(1)
IDT72421L15
IDT72201L15
IDT72211L15
IDT72221L15
IDT72231L15
IDT72241L15
IDT72251L15
Mn.
2
15
6
6
4
1
4
1
15
10
10
0
3
3
6
Coml & Ind'l
(1)
IDT72421L25
IDT72201L25
IDT72211L25
IDT72221L25
IDT72231L25
IDT72241L25
IDT72251L25
Mn.
2
25
10
10
6
1
6
1
15
15
15
0
3
3
10
Symbol
f
S
t
A
t
CLK
t
CLKH
t
CLKL
t
DS
t
DH
t
ENS
t
ENH
t
RS
t
RSS
t
RSR
t
RSF
t
OLZ
t
OE
t
OHZ
t
WFF
t
REF
t
PAF
t
PAE
t
SKEW1
Parameter
Max.
100
6.5
10
6
6
6.5
6.5
6.5
6.5
Max.
66.7
10
15
8
8
10
10
10
10
Max.
40
15
25
13
13
15
15
15
15
Unit
MHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
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
Reset Pulse Width
(2)
Reset Setup Time
Reset Recovery Time
Reset to Flag and Output Time
Output Enable to Output in Low-Z
(3)
Output Enable to Output Valid
Output Enable to Output in High-Z
(3)
Write Clock to Full Flag
Read Clock to Empty Flag
Write Clock to Programmable Almost-Full Flag
Read Clock to Programmable Almost-Empty Flag
Skew time between Read Clock & Write Clock for
Empty Flag & Full Flag
Skew time between Read Clock & Write Clock for
Almost-Empty Flag & Programmable Almost-Full Flag
t
SKEW2
14
15
18
ns
NOTES:
1. Industrial temperature range product for the 15ns and 25ns speed grades are available as standard product.
2. Pulse widths less than mnimumvalues are not allowed.
3. Values guaranteed by design, not currently tested.
In Pulse Levels
Input Rise/Fall Times
Input Timng Reference Levels
Output Reference Levels
Output Load
GND to 3.0V
3ns
1.5V
1.5V
See Figure 1
CAPACITANCE
(Ta = +25
°
C, f = 1.0MHz)
Symbol
Parameter
C
IN
(2)
Input Capacitance
C
OUT
(1,2)
Output Capacitance
NOTES:
1. With output deselected (OE
V
IH
).
2. Characterized values, not currently tested.
Conditions
V
IN
= 0V
V
OUT
= 0V
Max.
10
10
Unit
pF
pF
30pF*
1.1K
5V
680
D.U.T.
2655 drw 03
AC TEST CONDITIONS
相關(guān)PDF資料
PDF描述
IDT72221L25PF CMOS SyncFIFOO 64 X 9, 256 x 9, 512 x 9, 1024 X 9, 2048 X 9 and 4096 x 9
IDT72221L25PFI CMOS SyncFIFOO 64 X 9, 256 x 9, 512 x 9, 1024 X 9, 2048 X 9 and 4096 x 9
IDT72231L25J CMOS SyncFIFOO 64 X 9, 256 x 9, 512 x 9, 1024 X 9, 2048 X 9 and 4096 x 9
IDT72231L25JI CMOS SyncFIFOO 64 X 9, 256 x 9, 512 x 9, 1024 X 9, 2048 X 9 and 4096 x 9
IDT72231L25PF CMOS SyncFIFOO 64 X 9, 256 x 9, 512 x 9, 1024 X 9, 2048 X 9 and 4096 x 9
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