PI5C34X2245BE

PI5C34X2245BE Datasheet

PI5C34X2245

Part	Datasheet
PI5C34X2245BE	PI5C34X2245BE (pdf)

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• Near-Zero propagation delay • 25Ω series resistor termination • 5Ω switches connect inputs to outputs • Direct bus connection when switches are ON • Ultra-low quiescent power 0.2uA typical Ideally suited for notebook applications • Pin compatible with QS34X245 • Industrial operating temperature to +85°C • Packaging Pb-free & Green available : 80-pin 150 mil wide BQSOP B Block Diagram 06-0238 PI5C34X2245 32-Bit, 2-Port Bus Switch with 25Ω Series Resistor Pericom Semiconductor’s PI5C34X2245 is a 32-bit, 2-port bus switch. Four enable signals BEn turn the switches on. The bus switch creates no additional propagational delay or additional ground bounce noise. The device has a built-in 25Ω resistor to reduce noise resulting from reflection, thus eliminating the need for an external terminating resistor. PI5C34X2245 32-Bit, 2-Port BusSwitch with 25Ω Series Resistor Maximum Ratings Above which the useful life may be impaired. For user guidelines, not tested. Storage Temperature to +150°C Ambient Temperature with Power Applied to +85°C Supply Voltage to Ground Potential to +7.0V DC Input Voltage to +7.0V DC Output 120 mA Power Dissipation 0.5W Note Stresses greater than those listed under MAXIMUM RATINGS may cause permanent damage to the device. This is a stress rating only and functional operation of the device at these or any other conditions above those indicated in the operational sections of this is not implied. Exposure to absolute maximum rating conditions for extended periods may affect reliability. Truth Table 1 Function A0 31 Disconnect Hi-Z Connect Notes H = High Voltage Level, L = Low Voltage Level Hi-Z = High Impedance Pin Description Pin Name I/O A0-A31 B0-B31 Description Bus Enable Input Active LOW Bus A Bus B DC Electrical Characteristics Over the Operating Range, TA = to +85°C, VCC = 5V ±10% Parameters Test Conditions 1 Min. Typ 2 Input HIGH Voltage Guaranteed Logic HIGH Level Input LOW Voltage Guaranteed Logic LOW Level Input HIGH Current VCC = Max., VIN = VCC IIL IOZH Input LOW Current High Impedance Output Current VCC = Max., VIN = GND 0 - A, B - VCC Clamp Diode Voltage Ordering Information Ordering Code Package Code Package Description PI5C34X2245B 80-Pin 150 Mil Wide Plastic BQSOP PI5C34X2245BE Pb-free & Green, 80-Pin 150 Mil Wide Plastic BQSOP Notes • Thermal characteristics can be found on the company web site at • E = Pb-free & Green • Adding an X = Tape/Reel 06-0238 Pericom Semiconductor Corporation • 1-800-435-2336 •

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• Near-Zero propagation delay
• 25Ω series resistor termination
• 5Ω switches connect inputs to outputs
• Direct bus connection when switches are ON
• Ultra-low quiescent power 0.2uA typical

Ideally suited for notebook applications
• Pin compatible with QS34X245
• Industrial operating temperature to +85°C
• Packaging Pb-free & Green available :
80-pin 150 mil wide BQSOP B

Block Diagram
06-0238

PI5C34X2245
32-Bit, 2-Port Bus Switch with 25Ω Series Resistor

Pericom Semiconductor’s PI5C34X2245 is a 32-bit, 2-port bus switch. Four enable signals BEn turn the switches on. The bus switch creates no additional propagational delay or additional ground bounce noise. The device has a built-in 25Ω resistor to reduce noise resulting from reflection, thus eliminating the need for an external terminating resistor.

PI5C34X2245 32-Bit, 2-Port BusSwitch with 25Ω Series Resistor

Maximum Ratings

Above which the useful life may be impaired. For user guidelines, not tested.

Storage Temperature to +150°C Ambient Temperature with Power Applied to +85°C Supply Voltage to Ground Potential to +7.0V DC Input Voltage to +7.0V DC Output 120 mA Power Dissipation 0.5W

Note Stresses greater than those listed under MAXIMUM RATINGS may cause permanent damage to the device. This is a stress rating only and functional operation of the device at these or any other conditions above those indicated in the operational sections of this is not implied. Exposure to absolute maximum rating conditions for extended periods may affect reliability.

Truth Table 1

Function

A0 31

Disconnect

Hi-Z

Connect

Notes H = High Voltage Level, L = Low Voltage Level

Hi-Z = High Impedance

Pin Description

Pin Name I/O

A0-A31

B0-B31

Description Bus Enable Input Active LOW Bus A Bus B

DC Electrical Characteristics Over the Operating Range, TA = to +85°C, VCC = 5V ±10%

Parameters

Test Conditions 1

Min. Typ 2

Input HIGH Voltage

Guaranteed Logic HIGH Level

Input LOW Voltage

Guaranteed Logic LOW Level

Input HIGH Current

VCC = Max., VIN = VCC

IIL IOZH

Input LOW Current

High Impedance Output Current

VCC = Max., VIN = GND 0 - A, B - VCC

Clamp Diode Voltage
Ordering Information
Ordering Code

Package Code

Package Description

PI5C34X2245B
80-Pin 150 Mil Wide Plastic BQSOP

PI5C34X2245BE

Pb-free & Green, 80-Pin 150 Mil Wide Plastic BQSOP

Notes
• Thermal characteristics can be found on the company web site at
• E = Pb-free & Green
• Adding an X = Tape/Reel
06-0238

Pericom Semiconductor Corporation
• 1-800-435-2336
•

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Datasheet ID: PI5C34X2245BE 510075