mc68hc912d60c Freescale Semiconductor, Inc, mc68hc912d60c Datasheet - Page 422

• Manufacturer Part Number: mc68hc912d60c
• Description: Hc12 Microcontrollers
• Manufacturer: Freescale Semiconductor, Inc

Electrical Specifications
Technical Data
422
Num
1. All AC timing is shown with respect to 20% V
10
11
12
13
1
2
3
4
5
6
7
8
9
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
(V
DD
= 5.0 Vdc ±10%, V
Function
Table 20-15. SPI Timing
SS
DD
= 0 Vdc, T
Electrical Specifications
and 70% V
A
= T
DD
L
to T
levels unless otherwise noted.
Symbol
t
t
wsck
t
t
lead
t
H
f
t
t
t
sck
t
t
t
lag
dis
t
op
t
t
ho
t
su
td
ro
fo
hi
a
v
ri
fi
, 200 pF load on all SPI pins)
f
f
t
t
eclk
eclk
cyc
cyc
Min
1/2
1/2
1/2
30
30
30
—
—
—
—
—
—
—
—
2
2
1
1
1
0
0
0
/256
/256
− 30
− 30
MC68HC912D60A — Rev. 3.1
Freescale Semiconductor
t
t
128 t
cyc
cyc
Max
(1)
256
50
50
30
30
—
—
—
—
—
—
—
—
—
—
—
—
—
—
4
4
1
1
− 30
− 30
cyc
MHz
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