MC9S12A256B ETC, MC9S12A256B Datasheet - Page 118

• Manufacturer Part Number: MC9S12A256B
• Description: device made up of standard HCS12 blocks and the HCS12 processor core
• Manufacturer: ETC

MC9S12DP256B Device User Guide — V02.14
Conditions are shown in Table A-4 unless otherwise noted, CLOAD = 200pF on all outputs
Num C
10
11
12
118
1
1
2
3
4
5
6
7
8
9
P Operating Frequency
P SCK Period t
D Enable Lead Time
D Enable Lag Time
D Clock (SCK) High or Low Time
D Data Setup Time (Inputs)
D Data Hold Time (Inputs)
D Slave Access Time
D Slave MISO Disable Time
D Data Valid (after SCK Edge)
D Data Hold Time (Outputs)
D Rise Time Inputs and Outputs
D Fall Time Inputs and Outputs
sck
Table A-19 SPI Slave Mode Timing Characteristics
= 1./f
op
Rating
Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
Symbol
t
t
t
wsck
t
t
f
lead
t
t
sck
t
lag
dis
op
t
t
ho
su
t
t
hi
a
v
r
f
t
cyc
Min
DC
25
25
4
1
1
0
30
Typ
Max
2048
1 4
25
25
25
1
1
Unit
f
t
t
t
t
t
bus
bus
ns
ns
ns
ns
ns
ns
ns
cyc
cyc
cyc
cyc