MPC8640DEC datasheet(26/140 Pages) FREESCALE

部件名	MPC8640DEC

功能描述	Integrated Host Processor Hardware Specifications

PDF	140 Pages

Scroll/Zoom	100%

制造商	FREESCALE [Freescale Semiconductor, Inc]

网页	http://www.freescale.com

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MPC8640 and MPC8640D Integrated Host Processor Hardware Specifications, Rev. 1

Freescale Semiconductor

DUART

Figure 7 provides the AC test load for the DDR bus.

Figure 7. DDR AC Test Load

7DUART

This section describes the DC and AC electrical specifications for the DUART interface of the MPC8640.

7.1

DUART DC Electrical Characteristics

Table 21 provides the DC electrical characteristics for the DUART interface.

7.2

DUART AC Electrical Specifications

Table 22 provides the AC timing parameters for the DUART interface.

Table 21. DUART DC Electrical Characteristics

Parameter

Symbol

Min

Max

Unit

High-level input voltage

VIH

2OVDD + 0.3

Low-level input voltage

VIL

– 0.3

0.8

Input current

(VIN

1 = 0 V or V

IN = VDD)

IIN

—±5

μA

High-level output voltage

(OVDD = min, IOH = –100 μA)

VOH

OVDD – 0.2

—

Low-level output voltage

(OVDD = min, IOL = 100 μA)

VOL

—0.2

Note:

1. Note that the symbol VIN, in this case, represents the OVIN symbol referenced in Table 1

and Table 2.

Output

Z0 = 50 Ω

RL = 50 Ω

Dn_GVDD/2

MPC8640DEC 数据表(PDF) 26 Page - Freescale Semiconductor, Inc

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