MPC8641D datasheet(75/140 Pages) FREESCALE

Part #	MPC8641D

Description	Integrated Host Processor Hardware Specifications

PDF	140 Pages

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Manufacturer	FREESCALE [Freescale Semiconductor, Inc]

Direct Link	http://www.freescale.com

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MPC8641 and MPC8641D Integrated Host Processor Hardware Specifications, Rev. 1

Freescale Semiconductor

PCI Express

Figure 50. Minimum Transmitter Timing and Voltage Output Compliance Specifications

14.4.3

Differential Receiver (RX) Input Specifications

Table 50 defines the specifications for the differential input at all receivers (RXs). The parameters are

specified at the component pins.

Table 50. Differential Receiver (RX) Input Specifications

Symbol

Parameter

Min

Nom

Max

Units

Comments

Unit Interval

399.8

400

400.12

Each UI is 400 ps ± 300 ppm. UI does not

account for Spread Spectrum Clock dictated

variations. See Note 1.

VRX-DIFFp-p

Differential

Peak-to-Peak

Output Voltage

0.175

1.200

VRX-DIFFp-p = 2*|VRX-D+ - VRX-D-|

See Note 2.

TRX-EYE

Minimum

Receiver Eye

Width

0.4

The maximum interconnect media and

Transmitter jitter that can be tolerated by the

Receiver can be derived as TRX-MAX-JITTER =

1 - TRX-EYE= 0.6 UI.

See Notes 2 and 3.

MPC8641D Datasheet(PDF) 75 Page - Freescale Semiconductor, Inc

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