MPC8349ECVVALDB datasheet(32/87 Pages) FREESCALE

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MPC8349EA PowerQUICC II Pro Integrated Host Processor Hardware Specifications, Rev. 13

Freescale Semiconductor

Ethernet: Three-Speed Ethernet, MII Management

8.3.2

MII Management AC Electrical Specifications

Table 34 provides the MII management AC timing specifications.

Input high current

IIH

VIN

1 = LV

—10

μA

Input low current

IIL

VIN = LVDD

–15

—

μA

Note:

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

Table 33. MII Management DC Electrical Characteristics Powered at 3.3 V

Parameter

Symbol

Conditions

Min

Max

Unit

Supply voltage (3.3 V)

LVDD

—

2.97

3.63

Output high voltage

VOH

IOH = –1.0 mA

LVDD = Min

2.10

LVDD +0.3

Output low voltage

VOL

IOL = 1.0 mA

LVDD = Min

GND

0.50

Input high voltage

VIH

—2.00

—

Input low voltage

VIL

—

0.80

Input high current

IIH

LVDD = Max

VIN

1 = 2.1 V

—

μA

Input low current

IIL

LVDD = Max

VIN = 0.5 V

–600

—

μA

Note:

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

Table 34. MII Management AC Timing Specifications

At recommended operating conditions with LVDD is 3.3 V ± 10% or 2.5 V ± 5%.

Parameter/Condition

Symbol1

Min

Typ

Max

Unit

Notes

MDC frequency

fMDC

—2.5

—

MHz

MDC period

tMDC

—400

—

MDC clock pulse width high

tMDCH

—

MDC to MDIO delay

tMDKHDX

—

MDIO to MDC setup time

tMDDVKH

5—

—

MDIO to MDC hold time

tMDDXKH

0—

—

MDC rise time

tMDCR

—

Table 32. MII Management DC Electrical Characteristics Powered at 2.5 V (continued)

Parameter

Symbol

Conditions

Min

Max

Unit

MPC8349ECVVALDB Datasheet(PDF) 32 Page - Freescale Semiconductor, Inc

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