AC ELECTRICAL CHARACTERISTI" />
參數(shù)資料
型號(hào): IDT72291L15TF
廠商: IDT, Integrated Device Technology Inc
文件頁(yè)數(shù): 23/26頁(yè)
文件大?。?/td> 0K
描述: IC FIFO 65536X18 LP 15NS 64QFP
標(biāo)準(zhǔn)包裝: 80
系列: 7200
功能: 同步
存儲(chǔ)容量: 1.1M(65K x 18)
數(shù)據(jù)速率: 67MHz
訪問(wèn)時(shí)間: 15ns
電源電壓: 4.5 V ~ 5.5 V
工作溫度: 0°C ~ 70°C
安裝類型: 表面貼裝
封裝/外殼: 64-LQFP
供應(yīng)商設(shè)備封裝: 64-TQFP(10x10)
包裝: 托盤
其它名稱: 72291L15TF
COMMERCIALANDINDUSTRIAL
TEMPERATURERANGES
IDT72281/72291
CMOS SuperSync FIFO 65,536 x 9 and 131,072 x 9
6
AC ELECTRICAL CHARACTERISTICS(1)
(Commercial: VCC = 5V
± 10%, TA = 0°C to +70°C; Industrial: VCC = 5V ± 10%, TA = -40°C to +85°C)
Commercial
Commercial & Industrial(2)
IDT72281L10
IDT72281L15
IDT72281L20
IDT72291L10
IDT72291L15
IDT72291L20
Symbol
Parameter
Min.
Max.
Min.
Max.
Min.
Max.
Unit
fS
Clock Cycle Frequency
100
66.7
50
MHz
tA
DataAccessTime
2
6.5
2
10
2
12
ns
tCLK
Clock Cycle Time
10
15
20
ns
tCLKH
Clock High Time
4.5
6
8
ns
tCLKL
Clock Low Time
4.5
6
8
ns
tDS
DataSetupTime
3
4
5
ns
tDH
DataHoldTime
0
1
1
ns
tENS
EnableSetupTime
3
4
5
ns
tENH
EnableHoldTime
0
1
1
ns
tLDS
LoadSetupTime
3
4
5
ns
tLDH
LoadHoldTime
0
1
1
ns
tRS
ResetPulseWidth(3)
10
15
20
ns
tRSS
ResetSetupTime
10
15
20
ns
tRSR
Reset Recovery Time
10
15
20
ns
tRSF
ResettoFlagandOutputTime
10
15
20
ns
tFWFT
ModeSelectTime
0
0
0
ns
tRTS
RetransmitSetupTime
3
4
5
ns
tOLZ
Output Enable to Output in Low Z(4)
0—
0
0—
ns
tOE
OutputEnabletoOutputValid
2
6
3
8
3
10
ns
tOHZ
Output Enable to Output in High Z(4)
263
83
10
ns
tWFF
Write Clock to FF or IR
6.5
10
12
ns
tREF
Read Clock to EF or OR
6.5
10
12
ns
tPAF
Write Clock to PAF
6.5
10
12
ns
tPAE
Read Clock to PAE
6.5
10
12
ns
tHF
Clock to HF
—16
20
—22
ns
tSKEW1
Skew time between RCLK and WCLK for FF/IR
5—
6
10
ns
tSKEW2
Skew time between RCLK and WCLK for PAE and PAF
12
15
20
ns
tSKEW3
Skew time between RCLK and WCLK for EF/OR
60
60
60
ns
NOTES:
1. All AC timings apply to both Standard IDT mode and First Word Fall Through mode.
2. Industrial temperature range product for 15ns and 20ns speed grade are available as a standard device.
3. Pulse widths less than minimum values are not allowed.
4. Values guaranteed by design, not currently tested.
I
nputPulseLevels
GND to 3.0V
InputRise/FallTimes
3ns
InputTimingReferenceLevels
1.5V
OutputReferenceLevels
1.5V
OutputLoad
See Figure 2
AC TEST CONDITIONS
* Includes jig and scope capacitances.
4675 drw 04
1.1K
30pF*
680
Ω
5V
D.U.T.
Figure 2. Output Load
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