MPC8313ECVRGDFB datasheet(22/100 Pages) FREESCALE

22 / 100 page

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

Freescale Semiconductor

Ethernet: Three-Speed Ethernet, MII Management

8.2

MII, RGMII, and RTBI AC Timing Specifications

The AC timing specifications for MII, RMII, RGMII, and RTBI are presented in this section.

8.2.1

MII AC Timing Specifications

This section describes the MII transmit and receive AC timing specifications.

Output low voltage

VOL

IOL = 4.0 mA

LVDDA or LVDDB = Min

VSS

0.50

Input high voltage

VIH

——

2.0

LVDDA + 0.3

LVDDB + 0.3

Input low voltage

VIL

—

–0.3

0.90

Input high current

IIH

VIN

1 = LV

DDA or LVDDB

—40

μA

Input low current

IIL

VIN

1 = VSS

–600

—

μA

Note:

1. The symbol VIN, in this case, represents the LVIN symbol referenced in Table 1 and Table 2.

Table 25. RGMII/RTBI DC Electrical Characteristics

Parameters

Symbol

Conditions

Min

Max

Unit

Supply voltage 2.5 V

LVDDA/LVDDB

—

2.37

2.63

Output high voltage

VOH

IOH = –1.0 mA

LVDDA or LVDDB = Min

2.00

LVDDA + 0.3

LVDDB + 0.3

Output low voltage

VOL

IOL = 1.0 mA

LVDDA or LVDDB = Min

VSS – 0.3

0.40

Input high voltage

VIH

—LVDDA or LVDDB = Min

1.7

LVDDA + 0.3

LVDDB + 0.3

Input low voltage

VIL

—LVDDA or LVDDB = Min

–0.3

0.70

Input high current

IIH

VIN

1 = LV

DDA or LVDDB

—10

μA

Input low current

IIL

VIN

1 = V

–15

—

μA

Note:

1. Note that the symbol VIN, in this case, represents the LVIN symbol referenced in Table 1 and Table 2.

Table 24. MII DC Electrical Characteristics (continued)

Parameter

Symbol

Conditions

Min

Max

Unit

MPC8313ECVRGDFB Datasheet(PDF) 22 Page - Freescale Semiconductor, Inc

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