MPC8306S datasheet(31/70 Pages) FREESCALE

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MPC8306S PowerQUICC II Pro Integrated Communications Processor Family Hardware Specifications, Rev. 1

Freescale Semiconductor

USB

The following figure shows the timing with internal clock.

Figure 22. AC Timing (Internal Clock) Diagram

USB

11.1

USB Controller

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

11.1.1

USB DC Electrical Characteristics

The following table provides the DC electrical characteristics for the USB interface.

11.1.2

USB AC Electrical Specifications

The following table describes the general timing parameters of the USB interface.

Table 30. USB DC Electrical Characteristics

Parameter

Symbol

Min

Max

Unit

High-level input voltage

VIH

2.0

OVDD +0.3

Low-level input voltage

VIL

–0.3

0.8

Input current

IIN

—±5

A

High-level output voltage, IOH = –100 AVOH

OVDD –0.2

—

Low-level output voltage, IOL = 100 AVOL

—0.2

Table 31. USB General Timing Parameters

Parameter

Symbol1

Min

Max

Unit

Note

USB clock cycle time

tUSCK

—

Input setup to USB clock—all inputs

tUSIVKH

4—

—

input hold to USB clock—all inputs

tUSIXKH

1—

—

USB clock to output valid—all outputs (except

USBDR_STP_USBDR_STP)

tUSKHOV

—7

—

Serial CLK (Output)

tHIIXKH

tHIKHOV

Input Signals:

(See Note)

Output Signals:

(See Note)

tHIIVKH

tHIKHOX

Note:

The clock edge is selectable.

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