pi2eqx4502 Pericom Semiconductor Corporation, pi2eqx4502 Datasheet

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pi2eqx4502

Manufacturer Part Number
pi2eqx4502
Description
4.5gbps X2 Lane Serial Re-driver With Built-in Equalization & De-emphasis
Manufacturer
Pericom Semiconductor Corporation
Datasheet
Features
• Supports data rates up to 4.5Gbps on each lane
• Adjustable Transmiter De-Emphasis & Amplitude
• Adjustable Receiver Equalization
• Two Spread Spectrum Reference Clock Buffer Outputs
• 100Ω Differential CML I/O’s
• Low Power (100mW per Channel)
• Standby Mode – Power Down State
• V
• Packaging: (Pb-free & Green available)
Block Diagram
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Operating Range: 1.8V +/-0.1V
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4.5Gbps x2 Lane Serial Re-driver with Built-in
1
Description
Pericom Semiconductor’s PI2EQX4502 is a low power, signal
re-driver. The device provides programmable equalization,
amplification, and de-emphasis by using 7 select bits, SEL[0:6],
to optimize performance over a variety of physical mediums by
reducing Inter-symbol interference. PI2EQX4502 supports four
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 flexibility with
signal integrity of the signal before the re-driver. Whereas the
integrated de-emphasis circuitry provides flexibility with signal
integrity of the signal after the re-driver.
In addition to providing signal re-conditioning, Pericom’s
PI2EQX4502 also provides power management Stand-by mode
operated by a Bus Enable pin.
Pin Description
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Equalization & De-emphasis
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PI2EQX4502
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PS8816A
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03/08/06
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pi2eqx4502 Summary of contents

Page 1

... Lane Serial Re-driver with Built-in Description Pericom Semiconductor’s PI2EQX4502 is a low power, signal re-driver. The device provides programmable equalization, amplification, and de-emphasis by using 7 select bits, SEL[0:6], to optimize performance over a variety of physical mediums by reducing Inter-symbol interference. PI2EQX4502 supports four 100 Differential CML data I/O’ ...

Page 2

... Negative CMLOutput Channel D with internal 50Ω pull up during normal operation and 2KΩ pull up otherwise. EN_[A:D] is the enable pin with internal 50KΩ pull up resistor. A LVCMOS high provides normal operation. A LVCMOS low selects a low power down mode. 2 PI2EQX4502 4.5Gbps x2 Lane Serial Re-driver Description PS8816A 03/08/06 ...

Page 3

... Exposure to absolute maximum rating conditions for ex- tended periods may affect reliability. SEL6_[A:D] De-emphasis PI2EQX4502 0dB -2.5dB -3.5dB -4.5dB PS8816A 03/08/06 ...

Page 4

... PI2EQX4502 4.5Gbps x2 Lane Serial Re-driver Min. Typ. Max. Units 0.1 0 ...

Page 5

... Input Low Current IL with Built-in Equalization & De-emphasis (V = 1.8 ±0.1V 70° Conditions Differential Swing | TX-D+ TX- TX-D+ TX-D- (3) 20% to 80% Single ended TX-DIFFP-P TX-D+ 5 PI2EQX4502 4.5Gbps x2 Lane Serial Re-driver Min. Typ. Max. 200 800 0.3 150 100 120 75 200 - V | 0.4 1.6 TX-D- 0.65 × 0.35 × ...

Page 6

... TLA and TLB are 3” transmission lines 1.8 ±0.1V Parameters Rs 33Ω 5% TLA Rs 33Ω 5% TLB Rp Rp 49.9Ω 49.9Ω PI2EQX4502 4.5Gbps x2 Lane Serial Re-driver with Built-in Equalization & De-emphasis = 0 TO 70°C) A Min Max. Units 125 525 100 600 850 -150 200 550 200 45 55 Clock ...

Page 7

... Thermal characteristics can be found on the company web site at www.pericom.com/packaging/ • Pb-free and Green • X suffix = Tape/Reel Pericom Semiconductor Corporation • 1-800-435-2336 • www.pericom.com 4.5Gbps x2 Lane Serial Re-driver with Built-in Equalization & De-emphasis 0.40 BSC. Package Code NB NBE Pb-free & Green 84-Ball LFBGA 7 PI2EQX4502 0.50 ± 0.05 7.20 BSC. Package Description 84-lead LFBGA PS8816A 03/08/06 ...

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