MC9S12NE64_06 Datasheet, PDF (538/554 Pages) Freescale Semiconductor, Inc – Microcontrollers

Appendix A Electrical Characteristics
Table A-29. SPI Slave Mode Timing Characteristics
Num C
Characteristic
1
P SCK Frequency
1
P SCK Period
2
D Enable Lead Time
3
D Enable Lag Time
4
D Clock (SCK) High or Low Time
5
D Data Setup Time (Inputs)
6
D Data Hold Time (Inputs)
7
D Slave Access Time (time to data
active)
8
D Slave MISO Disable Time
9
D Data Valid after SCK Edge
10
D Data Valid after SS fall
11
D Data Hold Time (Outputs)
12
D Rise and Fall Time Inputs
13
D Rise and Fall Time Outputs
1_{tbus added due to internal synchronization delay}
Symbol
f_sck
t_sck
t_lead
t_lag
t_wsck
t_su
t_hi
t_a
t_dis
t_vsck
t_vss
t_ho
t_rfi
t_rfo
Min
DC
4
4
4
4
8
8
—
—
—
—
20
—
—
Typ
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Max
1/4
∞
—
—
—
—
—
20
22
30 + t_bus ¹
30 + t_bus ¹
—
8
8
Unit
f_bus
t_bus
t_bus
t_bus
t_bus
ns
ns
ns
ns
ns
ns
ns
ns
ns
MC9S12NE64 Data Sheet, Rev. 1.1
538
Freescale Semiconductor