MC9S12A256 Motorola, MC9S12A256 Datasheet - Page 115

• Manufacturer Part Number: MC9S12A256
• Description: MC9S12DT256 Device User Guide V03.03
• Manufacturer: Motorola

The relative deviation of t
number of clock periods (N).
Defining the jitter as:
For N < 100, the following equation is a good fit for the maximum jitter:
0
t
min1
t
nom
t
max1
J(N)
Figure A-4 Maximum bus clock jitter approximation
1
nom
J N
1
is at its maximum for one clock period, and decreases towards zero for larger
=
5
Figure A-3 Jitter Definitions
max 1
2
J N
10
–
t
t
-------------------- -
N t
minN
max
=
t
maxN
------- -
nom
j
1
N
3
N
+
,
j
2
20
MC9S12DT256 Device User Guide — V03.03
1
–
-------------------- -
N t
t
min
nom
N
N-1
N
N
113