PI2EQX4401ZFE

PI2EQX4401ZFE Datasheet

PI2EQX4401

Part	Datasheet
PI2EQX4401ZFE	PI2EQX4401ZFE (pdf)

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• One high-speed PCI Express lane • Adjustable Transmiter De-Emphasis & Amplitude • Adjustable Receiver Equalization • One Spread Spectrum Reference Clock Buffer Output • 100Ω Differential CML I/O’s • Low Power 100mW per Channel • Stand-by Mode Power Down State • VCC Operating Range 1.8V ±0.1V • Built in Clock Buffer • Packaging Pb-free & Green : 36-pad TQFN ZF36 Block Diagram PI2EQX4401 2.5Gbps x1 Lane Serial PCI Express Repeater/Equalizer with Clock Buffer Pericom Semiconductor’s PI2EQX4401 is a low power, PCIExpress compliant signal re-driver. The device provides programmable equalization, and de-emphasis by using 4 select bits, SEL[0:3], to optimize performance over a variety of physical mediums by reducing Inter-symbol interference. PI2EQX4401 supports two 100 Differential CML data I/O’s between the Protocol ASIC to a switch fabric, across a backplane, or extends the signals across other distant data pathways on the user’s platform. The integrated equalization circuitry provides with signal integrity of the PCI Express signal before the re-driver. Whereas the integrated de-emphasis circuitry provides with signal integrity of the PCI Express signal after the re-driver. In addition to providing signal re-conditioning, Pericom’s PI2EQX4401 also provides power management Stand-by mode operated by a Bus Enable pin. Pin Description NC SEL0_A SEL1_A SEL2_A SEL3_A EN_A EN_B 36 35 34 33 32 31 30 29 VDD 1 28 VDD AI+ 2 27 A0+ AI- 3 GND 4 26 A025 GND AVDD 5 VDD 6 B0+ 7 24 AGND 23 VDD 22 BI+ B0- 8 21 BI- GND 9 20 GND VDD 10 19 IREF 11 12 13 14 15 16 17 18 OUTOUT+ SEL3_B SEL2_B SEL1_B SEL0_B CLKINCLKIN+ PS8777B 02/15/06 PI2EQX4401 2.5Gbps x1 Lane Serial PCI Express Repeater/Equalizer with Clock Buffer Pin Description Pin # Pin Name 1, 6, 10, 23, 28 4, 9, 20, 25 33, 34 SEL[0:1]_A 13, 14 SEL[0:1]_B SEL[2]_A SEL[2]_B SEL[3]_A SEL[3]_B Ordering Information Ordering Number PI2EQX4401ZFE Package Code ZF Package Description Pb-Free and Green 36-pad TQFN Pericom Semiconductor Corporation • 1-800-435-2336 • 7 PS8777B 02/15/06

PDF Datasheet Preview

• One high-speed PCI Express lane
• Adjustable Transmiter De-Emphasis & Amplitude
• Adjustable Receiver Equalization
• One Spread Spectrum Reference Clock Buffer Output
• 100Ω Differential CML I/O’s
• Low Power 100mW per Channel
• Stand-by Mode Power Down State
• VCC Operating Range 1.8V ±0.1V
• Built in Clock Buffer
• Packaging Pb-free & Green :
36-pad TQFN ZF36

Block Diagram

PI2EQX4401
2.5Gbps x1 Lane Serial PCI Express Repeater/Equalizer with Clock Buffer

Pericom Semiconductor’s PI2EQX4401 is a low power, PCIExpress compliant signal re-driver. The device provides programmable equalization, and de-emphasis by using 4 select bits, SEL[0:3], to optimize performance over a variety of physical mediums by reducing Inter-symbol interference. PI2EQX4401 supports two 100 Differential CML data I/O’s between the Protocol ASIC to a switch fabric, across a backplane, or extends the signals across other distant data pathways on the user’s platform. The integrated equalization circuitry provides with signal integrity of the PCI Express signal before the re-driver. Whereas the integrated de-emphasis circuitry provides with signal integrity of the PCI Express signal after the re-driver. In addition to providing signal re-conditioning, Pericom’s PI2EQX4401 also provides power management Stand-by mode operated by a Bus Enable pin.

Pin Description

NC SEL0_A SEL1_A SEL2_A SEL3_A EN_A EN_B
36 35 34 33 32 31 30 29

VDD 1
28 VDD

AI+ 2
27 A0+

AI- 3 GND 4
26 A025 GND

AVDD 5 VDD 6 B0+ 7
24 AGND 23 VDD 22 BI+

B0- 8
21 BI-

GND 9
20 GND

VDD 10
19 IREF
11 12 13 14 15 16 17 18

OUTOUT+ SEL3_B SEL2_B SEL1_B SEL0_B CLKINCLKIN+

PS8777B
02/15/06

PI2EQX4401 2.5Gbps x1 Lane Serial PCI Express Repeater/Equalizer with Clock Buffer

Pin Description

Pin #

Pin Name
1, 6, 10, 23, 28
4, 9, 20, 25
33, 34

SEL[0:1]_A
13, 14

SEL[0:1]_B

SEL[2]_A

SEL[2]_B

SEL[3]_A

SEL[3]_B
Ordering Information
Ordering Number PI2EQX4401ZFE

Package Code ZF

Package Description Pb-Free and Green 36-pad TQFN

Pericom Semiconductor Corporation
• 1-800-435-2336
• 7

PS8777B
02/15/06

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Datasheet ID: PI2EQX4401ZFE 510036