PI3C3306LE datasheet(3/7 Pages) PERICOM

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01/11/11

PI3C3305/PI3C3306

2.5V/3.3V, High Bandwidth, Hot-Insertion,

2-Bit, 2-Port Bus Switch with Individual Enables

Power Supply Characteristics

Parameters

Description

Test Conditions(1)

Min.

Typ.(2)

Max.

Units

ICC

Quiescent Power

Supply Current

VCC = Max.

VIN = GND or VCC

260

500

µA

ΔICC

Supply Current per

Input HIGH

VCC = Max.

VIN =3.0V(3)

750

Notes:

1. ForMax.orMin.conditions,useappropriatevaluespecifiedunderElectricalCharacteristicsfortheapplicabledevice.

2. TypicalvaluesareatVCC=3.3V,+25°Cambient.

3. Perdriveninput(controlinputonly);AandBpinsdonotcontributetoΔICC.

Notes:

1. See test circuit and waveforms.

2. ThisparameterisguaranteedbutnottestedonPropagationDelays.

3. ThebusswitchcontributesnopropagationaldelayotherthantheRCdelayoftheOn-Resistanceoftheswitchandtheloadcapacitance.Thetime

constantfortheswitchaloneisoftheorderof0.25nsfor50pFload.Sincethistimeconstantismuchsmallerthantherise/falltimesoftypical

driving signals, it adds very little propagational delay to the system. Propagational delay of the bus switch when used in a system is determined

by the driving circuit on the driving side of the switch and its interaction with the load on the driven side.

Switching Characteristics over 2.5V Operating Range

Parameters

Description

Test Conditions(1)

3305/3306

Units

Com

Min.

Max.

tPLH

tPHL

PropagationDelay(2, 3) A to B, B to A

CL = 50pF

RL=500Ω

0.25

tPZH

tPZL

Bus Enable Time

CL = 50pF

RL=500Ω

R=500Ω

1.5

9.8

tPHZ

tPLZ

BusDisableTime

1.5

8.3

Switching Characteristics over 3.3V Operating Range

Parameters

Description

Test Conditions(1)

3305/3306

Units

Com

Min.

Max.

tPLH

tPHL

PropagationDelay(2, 3) A to B, B to A

CL = 50pF

RL=500Ω

0.25

tPZH

tPZL

Bus Enable Time

CL = 50pF

RL=500Ω

R=500Ω

1.5

6.5

tPHZ

tPLZ

BusDisableTime

1.5

5.5

Notes:

1. See test circuit and waveforms.

2. ThisparameterisguaranteedbutnottestedonPropagationDelays.

3. ThebusswitchcontributesnopropagationaldelayotherthantheRCdelayoftheOn-Resistanceoftheswitchandtheloadcapacitance.Thetime

constantfortheswitchaloneisoftheorderof0.25nsfor50pFload.Sincethistimeconstantismuchsmallerthantherise/falltimesoftypical

driving signals, it adds very little propagational delay to the system. Propagational delay of the bus switch when used in a system is determined

by the driving circuit on the driving side of the switch and its interaction with the load on the driven side.

11-0003

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