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PI3C3126LE датащи(PDF) 4 Page - Pericom Semiconductor Corporation

номер детали PI3C3126LE
подробное описание детали  2.5V/3.3V, High Bandwidth, Hot Insertion,4-Bit, 2-Port Bus Switch with Individual Enables
PDF  7 Pages
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производитель  PERICOM [Pericom Semiconductor Corporation]
домашняя страница  http://www.pericom.com
Logo PERICOM - Pericom Semiconductor Corporation

PI3C3126LE датащи(HTML) 4 Page - Pericom Semiconductor Corporation

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PI3C3126
2.5V/3.3V, High Bandwidth, Hot Insertion,4-Bit,
2-Port Bus Switch with Individual Enables
PS9087A
09/24/10
Switching Characteristics over 3.3V Operating Range
Parameters
Description
Conditions
Com.
Units
Min.
Max.
tPLH
tPHL
PropogationDelay(1,2)
AtoB,BtoA
CL=50pF
RL=500Ω
0.25
ns
tPZH
tPZL
BusEnableTime
CL=50pF
RL=500Ω
R=500Ω
1.5
6.5
tPHZ
tPLZ
BusDisableTime
1.5
5.5
Notes:
1. ThisparameterisguaranteedbutnottestedonPropagationDelays.
2. ThebusswitchcontributesnopropagationaldelayotherthantheRCdelayoftheONresistanceoftheswitchandthe
loadcapacitance.Thetimeconstantfortheswitchaloneisoftheorderof0.25nsfor50pFload.Sincethistimeconstant
ismuchsmallerthantherise/falltimesoftypicaldrivingsignals,itaddsverylittlepropagationaldelaytothesystem.
Propagationaldelayofthebusswitchwhenusedinasystemisdeterminedbythedrivingcircuitonthedrivingsideofthe
switchanditsinteractionwiththeloadonthedrivenside.
Switching Characteristics over 2.5V Operating Range
Parameters
Description
Conditions
Com.
Units
Min.
Max.
tPLH
tPHL
PropogationDelay(1,2)
AtoB,BtoA
CL=50pF
RL=500Ω
0.25
ns
tPZH
tPZL
BusEnableTime
CL=50pF
RL=500Ω
R=500Ω
1.5
9.8
tPHZ
tPLZ
BusDisableTime
1.5
8.3
Notes:
1. ThisparameterisguaranteedbutnottestedonPropagationDelays.
2. ThebusswitchcontributesnopropagationaldelayotherthantheRCdelayoftheONresistanceoftheswitchandthe
loadcapacitance.Thetimeconstantfortheswitchaloneisoftheorderof0.25nsfor50pFload.Sincethistimeconstant
ismuchsmallerthantherise/falltimesoftypicaldrivingsignals,itaddsverylittlepropagationaldelaytothesystem.
Propagationaldelayofthebusswitchwhenusedinasystemisdeterminedbythedrivingcircuitonthedrivingsideofthe
switchanditsinteractionwiththeloadonthedrivenside.
11-0003



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