MPC8313ECVRGDDA datasheet(45/100 Pages) FREESCALE

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MPC8313E PowerQUICC™ II Pro Processor Hardware Specifications, Rev. 2.1

Freescale Semiconductor

USB

9.3

SerDes Transmitter and Receiver Reference Circuits

Figure 33 shows the reference circuits for the SerDes data lane’s transmitter and receiver.

Figure 33. SerDes Transmitter and Receiver Reference Circuits

The SerDes data lane’s DC and AC specifications are defined in the interface protocol section listed below

(SGMII) based on the application usage:

•

Section 8.3, “SGMII Interface Electrical Characteristics

Please note that a external AC-coupling capacitor is required for the above serial transmission protocol

with the capacitor value defined in the specifications of the protocol section.

10 USB

10.1

USB Dual-Role Controllers

This section provides the AC and DC electrical specifications for the USB interface.

10.1.1

USB DC Electrical Characteristics

Table 41 provides the DC electrical characteristics for the USB interface.

Table 41. USB DC Electrical Characteristics

Parameter

Symbol

Min

Max

Unit

High-level input voltage

VIH

2.0

LVDDB +0.3

Low-level input voltage

VIL

–0.3

0.8

Input current

IIN

—±5

μA

High-level output voltage, IOH = –100 μAVOH

LVDDB – 0.2

—

Low-level output voltage, IOL = 100 μAVOL

—0.2

Receiver

Transmitter

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