MM912H634CV1AE Freescale Semiconductor, MM912H634CV1AE Datasheet - Page 32

• Manufacturer Part Number: MM912H634CV1AE
• Description: 64KS12 LIN2xLS/HS Isense
• Manufacturer: Freescale Semiconductor
• Series: -r

Specifications of MM912H634CV1AE

• Applications: Automotive
• Core Processor: HCS12
• Program Memory Type: FLASH (64 kB)
• Controller Series: HCS12
• Ram Size: 6K x 8
• Interface: LIN
• Number Of I /o: -
• Voltage - Supply: 5.5 V ~ 27 V
• Operating Temperature: -40°C ~ 105°C
• Mounting Type: Surface Mount
• Package / Case: 48-LQFP Exposed Pad
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

For N < 100, the following equation is a good fit for the maximum jitter:
3.6.2.2.2
3.6.2.3
Freescale Semiconductor
VCO Frequency During System Reset
VCO Locking Range
Reference Clock
Lock Detection
Un-Lock Detection
Time to Lock
Jitter Fit Parameter 1
Note:
Internal Reference Frequency, Factory Trimmed
-40 °C  T
45.
46.
47.
the maximum device bus clock is specified as fBUS.
% deviation from target frequency.
f
REF
J
= 1.0 MHz, f
 150 °C
Electrical Characteristics for the IRC1M
On timers and serial modules a prescaler will eliminate the effect of the jitter to a large extent.
Electrical Characteristics for the PLL
(47)
BUS
Rating
Rating
J(N)
= 32 MHz equivalent f
Figure 11. Maximum Bus Clock Jitter Approximation
1
MM912_634 Advance Information, Rev. 4.0
5
Table 42. IRC1M Characteristics
PLL
Table 41. PLL Characteristics
= 64 MHz, REFRQ=00, SYNDIV=$1F, VCOFRQ=01, POSTDIV=$00.
10
J N
(45)
f
IRC1M_TRIM
 
Symbol
NOTE
Symbol
f
VCORST


f
f
t
=
VCO
REF
Lock
lock
j
unl
1
------- -
|
j
|
1
N
0.987
Min
Min
8.0
1.0
0.5
32
—
—
20
0
Typ
1.0
Typ
—
—
—
—
—
—
—
N
Electrical Characteristics
256/f
1.013
150 +
Max
Max
1.5
2.5
1.2
32
64
—
REF
%
%
Unit
MHz
Unit
MHz
MHz
MHz
s
%
(46)
(46)
32