Electrical Characteristics
MPC561/MPC563 Reference Manual, Rev. 1.2
F-62
Freescale Semiconductor
F.18
TouCAN Electrical Characteristics
F.19
PPM Timing Characteristics
Table F-21. TouCAN Timing
1
Note:
(T
A
= T
L
to T
H
)
1
AC timing is shown is tested to the 3-V levels outlined in <XrefBlue>Table F-4 on page F-7.
Nu
m
Rating
Symbol
Min
Max
Unit
127 CNTX0 (Delay from ICLOCK)
t
CNTX0
19
ns
128 CNRX0 (Set-Up to ICLOCK rise)
t
CNRX0
0
ns
129 Rise Time
Input
Output –
50 pF load, SLRC1 bit of PDMCR = “0”
200 pF load, SLRC1 bit of PDMCR = “0”
50 pF, SLRC1 bit of PDMCR = “1”
t
RI
t
RO
1
50
100
25
µ
s
ns
ns
ns
130 Fall Time
Input
Output–
50 pF load, SLRC1 bit of PDMCR = “0”
200 pF load, SLRC1 bit of PDMCR = “0”
50 pF, SLRC1 bit of PDMCR = “1”
t
FI
t
FO
1
50
100
25
µ
s
ns
ns
ns
Serial Pins (Maximum frequency)
t
F
1
—
MHz
Table F-22. PPM Timing
Note:
(T
A
= T
L
to T
H
, 50 pF Load on all Pins)
Nu
m
Rating
Symbol
Min
Max
Unit
131 Operating Frequency
1
f
OP
f
SYS
/256
f
SYS
/2
2
Hz
132 Cycle Time
t
CYC
2*TC
256*TC
3
ns
133 PPM Clock (PPM_TCLK) high or low time
t
SW
(t
cyc
/2) - (t
RO
+ t
FI
)
ns
134 Sequential Transfer Delay
t
TD
9*tcyc
17*tcyc
ns
135 Data Setup Time (Inputs)
t
SU
30
—
ns
136 Data Hold Time (Inputs)
t
HI
0
—
ns
137 Data Valid (After PPM_TCLK Edge)
t
V
—
5
ns
138 Data Hold Time (Outputs)
t
HO
TC/2
—
ns
Summary of Contents for MPC561
Page 84: ...MPC561 MPC563 Reference Manual Rev 1 2 lxxxiv Freescale Semiconductor...
Page 144: ...Signal Descriptions MPC561 MPC563 Reference Manual Rev 1 2 2 46 Freescale Semiconductor...
Page 206: ...Central Processing Unit MPC561 MPC563 Reference Manual Rev 1 2 3 62 Freescale Semiconductor...
Page 302: ...Reset MPC561 MPC563 Reference Manual Rev 1 2 7 14 Freescale Semiconductor...
Page 854: ...Time Processor Unit 3 MPC561 MPC563 Reference Manual Rev 1 2 19 24 Freescale Semiconductor...
Page 968: ...Development Support MPC561 MPC563 Reference Manual Rev 1 2 23 54 Freescale Semiconductor...
Page 1144: ...Internal Memory Map MPC561 MPC563 Reference Manual Rev 1 2 B 34 Freescale Semiconductor...
Page 1212: ...TPU3 ROM Functions MPC561 MPC563 Reference Manual Rev 1 2 D 60 Freescale Semiconductor...
Page 1216: ...Memory Access Timing MPC561 MPC563 Reference Manual Rev 1 2 E 4 Freescale Semiconductor...