S912XEQ384J3MALR Freescale Semiconductor, S912XEQ384J3MALR Datasheet - Page 1244

• Manufacturer Part Number: S912XEQ384J3MALR
• Description: S912XEQ Series 16 Bit 50 Mhz 384 KB Flash 24 KB Ram Microcontroller - LQFP-112
• Manufacturer: Freescale Semiconductor

Appendix A Electrical Characteristics
In
1244
f
1. See Figure A-9.
SCK
Table A-28
Num
10
11
12
13
1
1
2
3
4
5
6
9
/f
1/4
1/2
bus
C
D
D
D
D
D
D
D
D
D
D
D
D
the timing characteristics for master mode are listed.
SCK frequency
SCK period
Enable lead time
Enable lag time
Clock (SCK) high or low time
Data setup time (inputs)
Data hold time (inputs)
Data valid after SCK edge
Data valid after SS fall (CPHA = 0)
Data hold time (outputs)
Rise and fall time inputs
Rise and fall time outputs
5
Figure A-9. Derating of maximum f
10
Table A-28. SPI Master Mode Timing Characteristics
Characteristic
MC9S12XE-Family Reference Manual Rev. 1.24
15
20
25
Symbol
SCK
30
t
t
t
wsck
t
f
t
t
lead
vsck
t
t
t
t
sck
sck
t
vss
lag
su
ho
rfo
hi
rfi
to f
bus
35
ratio in Master Mode
1/2048
Min
2
—
—
—
—
—
—
—
8
8
0
1
40
Typ
1/2
1/2
1/2
—
—
—
—
—
—
—
—
—
f
bus
Freescale Semiconductor
[MHz]
1/2
2048
Max
15
15
—
—
—
—
—
—
8
8
(1)
Unit
f
t
t
t
t
ns
ns
ns
ns
ns
ns
ns
bus
bus
sck
sck
sck