MPC5602D datasheet(62/77 Pages) FREESCALE

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MPC5602D Microcontroller Data Sheet, Rev. 3.1

Preliminary—Subject to Change Without Notice

Electrical characteristics

Freescale Semiconductor

4.18.2

DSPI characteristics

Table 40. DSPI characteristics1

1 Operating conditions: C

OUT = 10 to 50 pF, Slew

IN = 3.5 to 15 ns.

No.

Symbol

Parameter

DSPI0/DSPI1

Unit

Min

Typ

Max

1tSCK

D SCK cycle time

Master mode

(MTFE = 0)

125

—

Slave mode

(MTFE = 0)

125

—

Master mode

(MTFE = 1)

—

Slave mode

(MTFE = 1)

—

—fDSPI

D DSPI digital controller frequency

—

fCPU

MHz

—

t

CSC

D Internal delay between pad

associated to SCK and pad

associated to CSn in master

mode

Master mode

—

1302

2 Maximum is reached when CSn pad is configured as SLOW pad while SCK pad is configured as MEDIUM pad.

—

t

ASC

D Internal delay between pad

associated to SCK and pad

associated to CSn in master

mode for CSn1

1

Master mode

—

130(2)

2tCSCext

3 The t

CSC delay value is configurable through a register. When configuring tCSC (using PCSSCK and CSSCK fields

in DSPI_CTARx registers), delay between internal CS and internal SCK must be higher than

t

CSC to ensure

positive tCSCext.

D CS to SCK delay

Slave mode

—

3tASCext

D After SCK delay

Slave mode

1/fDSPI + 5

—

4tSDC

D SCK duty cycle

Master mode

—

tSCK/2

—

Slave mode

tSCK/2

—

5tA

D Slave access time

—

1/fDSPI +70

—

6tDI

D Slave SOUT disable time

—

9tSUI

D Data setup time for inputs

Master mode

—

Slave mode

—

tHI

D Data hold time for inputs

Master mode

—

Slave mode

——

tSUO

D Data valid after SCK edge

Master mode

—

Slave mode

—

tHO

(6)

D Data hold time for outputs

Master mode

—

Slave mode

—

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