K20P120M100SF2 Datasheet, PDF (55/66 Pages) Freescale Semiconductor, Inc – K20 Data Sheet

Num
DS9
DS10
DS11
DS12
DS13
DS14
DS15
DS16
Peripheral operating requirements and behaviors
Table 43. Slave mode DSPI timing (full voltage range) (continued)
Description
DSPI_SCK input cycle time
DSPI_SCK input high/low time
DSPI_SCK to DSPI_SOUT valid
DSPI_SCK to DSPI_SOUT invalid
DSPI_SIN to DSPI_SCK input setup
DSPI_SCK to DSPI_SIN input hold
DSPI_SS active to DSPI_SOUT driven
DSPI_SS inactive to DSPI_SOUT not driven
Min.
8 x t_BUS
(t_SCK/2) - 4
—
0
2
7
—
—
Max.
—
(t_SCK/2) + 4
20
—
—
—
19
19
Unit
ns
ns
ns
ns
ns
ns
ns
ns
DSPI_SS
DSPI_SCK
(CPOL=0)
DSPI_SOUT
DSPI_SIN
DS10
DS15
DS13
First data
DS14
First data
DS12
Data
Data
DS9
DS11
Last data
DS16
Last data
Figure 22. DSPI classic SPI timing — slave mode
6.8.7 I²C switching specifications
See General switching specifications.
6.8.8 UART switching specifications
See General switching specifications.
K20 Data Sheet Data Sheet, Rev. 6.1, 08/2012.
Freescale Semiconductor, Inc.
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