MPC875EC datasheet(62/84 Pages) FREESCALE

部件名	MPC875EC

功能描述	Hardware Specifications

PDF	84 Pages

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制造商	FREESCALE [Freescale Semiconductor, Inc]

网页	http://www.freescale.com

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MPC875/MPC870 Hardware Specifications, Rev. 3.0

PRELIMINARY—SUBJECT TO CHANGE WITHOUT NOTICE

Freescale Semiconductor

CPM Electrical Characteristics

Figure 58. SMC Transparent Timing Diagram

13.9 SPI Master AC Electrical Specifications

Table 26 provides the SPI master timings as shown in Figure 59 and Figure 60.

Table 26. SPI Master Timing

Num

Characteristic

All

Frequencies

Unit

Min

Max

160

MASTER cycle time

1024

tcyc

161

MASTER clock (SCK) high or low time

512

tcyc

162

MASTER data setup time (inputs)

—

163

Master data hold time (inputs)

—

164

Master data valid (after SCK edge)

—

165

Master data hold time (outputs)

—

166

Rise time output

—

167

Fall time output

—

SMCLK

SMRXD

(Input)

152

150

SMTXD

(Output)

152

151

SMSYNC

151

154

153

155

154

155

NOTE

NOTE:

This delay is equal to an integer number of character-length clocks.

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