MC9S12A128 MOTOROLA [Motorola, Inc], MC9S12A128 Datasheet - Page 79

• Manufacturer Part Number: MC9S12A128
• Description: Microcontroller unit (MCU)
• Manufacturer: MOTOROLA [Motorola, Inc]

Conditions are shown in
Num C
NOTES:
1. % deviation from target frequency
2. f
10
11
12
13
14
15
1
2
3
4
5
6
7
8
9
Rs = 10K .
REF
P Self Clock Mode frequency
D VCO locking range
D
D Lock Detection
D Un-Lock Detection
D
C PLLON Total Stabilization delay (Auto Mode)
D PLLON Acquisition mode stabilization delay
D PLLON Tracking mode stabilization delay
D Fitting parameter VCO loop gain
D Fitting parameter VCO loop frequency
D Charge pump current acquisition mode
D Charge pump current tracking mode
C Jitter fit parameter 1
C Jitter fit parameter 2
= 4MHz, f
Lock Detector transition from Acquisition to Tracking
mode
Lock Detector transition from Tracking to Acquisition
mode
BUS
= 25MHz equivalent f
Table A-4
(2)
(2)
Rating
unless otherwise noted
Table A-16 PLL Characteristics
VCO
= 50MHz: REFDV = #$03, SYNR = #$018, Cs = 4.7nF, Cp = 470pF,
(2)
(2)
(2)
Symbol
| i
| i
f
f
t
SCM
VCO
t
stab
Lock
K
acq
t
f
unt
ch
ch
j
j
unl
trk
al
1
1
2
1
|
|
|
|
|
|
Min
MC9S12A128 Device Guide — V01.01
0.5
—
—
—
—
—
—
—
—
—
1
8
3
0
6
–120
Typ
38.5
0.5
0.3
0.2
3.5
75
—
—
—
—
—
—
—
—
Max
0.13
5.5
1.5
2.5
1.1
50
—
—
—
—
—
—
—
4
8
MHz/V
Unit
MHz
MHz
MHz
%
%
%
%
ms
ms
ms
%
%
(1)
(1)
(1)
(1)
A
A
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