PXR40 Datasheet, PDF (90/100 Pages) Freescale Semiconductor, Inc – PXR40 Microcontroller

Electrical characteristics
eMIOS Input
eMIOS
Output
1
2
Figure 25. eMIOS timing
5.12.9 DSPI timing
Table 37. DSPI timing^{1 2}
Spec
Characteristic
1 DSPI Cycle Time^{3, 4}
Master (MTFE = 0)
Slave (MTFE = 0)
Master (MTFE = 1)
Slave (MTFE = 1)
2 PCS to SCK Delay⁵
3 After SCK Delay⁶
Master mode
Slave mode
4 SCK Duty Cycle
5 Slave Access Time
(SS active to SOUT valid)
6 Slave SOUT Disable Time
(SS inactive to SOUT High-Z or invalid)
7 PCSx to PCSS time
8 PCSS to PCSx time
Peripheral Bus Freq: 132 MHz
Symbol
Unit
Min
Max
t_SCK
t_SYS * 2
t_SYS*32768*7 ns
t_CSC
12
—
ns
t_ASC
ns
t_SYS * 2
—
t_SYS *3 –
constraints ⁷
t_SDC
t_A
0.33 * t_SCK
0.66 * t_SCK
ns
—
25
ns
t_DIS
—
25
ns
t_PCSC
t_PASC
t_SYS * 2
t_SYS * 2
t_SYS * 7
ns
t_SYS * 7
ns
PXR40 Microcontroller Data Sheet, Rev. 1
90
Freescale Semiconductor