XC912BC32CFU8 Motorola Semiconductor Products, XC912BC32CFU8 Datasheet - Page 355

• Manufacturer Part Number: XC912BC32CFU8
• Description: M68HC12B Family Data Sheet
• Manufacturer: Motorola Semiconductor Products

19.17 Serial Peripheral Interface (SPI) Timing
M68HC12B Family — Rev. 8.0
MOTOROLA
Num
1. V
10
11
12
13
1
2
3
4
5
6
7
8
9
and 70% V
DD
= 5.0 Vdc ± 10%, V
Operating frequency
SCK period
Enable lead time
Enable lag time
Clock (SCK) high or low time
Sequential transfer delay
Data setup time (inputs)
Data hold time (inputs)
Slave access time
Slave MISO disable time
Data valid (after SCK edge)
Data hold time (outputs)
Rise Time
Fall Time
Master
Slave
Master
Slave
Master
Slave
Master
Slave
Master
Slave
Master
Slave
Master
Slave
Master
Slave
Master
Slave
Master
Slave
Input
Output
Input
Output
DD
levels, unless otherwise noted.
SS
= 0 Vdc, T
Function
A
= T
L
(1)
to T
H
Electrical Specifications
, 200 pF load on all SPI pins, AC timing is shown with respect to 20% V
Symbol
t
WSCK
t
t
t
t
Lead
t
t
f
SCK
t
t
LAG
t
t
DIS
t
t
OP
HO
RO
TD
SU
t
t
FO
HI
RI
FI
A
V
Serial Peripheral Interface (SPI) Timing
t
t
cyc
cyc
Min
DC
DC
1/2
1/2
1/2
30
30
30
—
—
—
—
—
—
—
—
2
2
1
1
1
0
0
0
− 30
− 30
Electrical Specifications
128 t
t
t
cyc
cyc
Max
256
1/2
1/2
50
50
30
30
—
—
—
—
—
—
—
—
—
—
—
—
—
—
1
1
−30
−30
cyc
frequency
Data Sheet
E-clock
Unit
t
t
t
t
t
t
t
t
t
t
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
cyc
cyc
sck
cyc
sck
cyc
sck
cyc
cyc
cyc
DD
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