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S912XHZ512F1VAG Datasheet, PDF (919/978 Pages) Freescale Semiconductor, Inc – Covers MC9S12XHZ384, MC9S12XHZ256 | |||
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Appendix A Electrical Characteristics
Table A-19. PLL Characteristics
Conditions are shown in Table A-4 unless otherwise noted
Num C
Rating
Symbol
Min
Typ
Max
Unit
1 P Self clock mode frequency
fSCM
1
â
5.5
MHz
2 D VCO locking range
fVCO
8
3 D Lock detector transition from acquisition to tracking mode |âtrk|
3
4 D Lock detection
|âLock|
0
5 D Unlock detection
|âunl|
0.5
6 D Lock detector transition from tracking to acquisition mode |âunt|
6
7 C PLLON total stabilization delay (auto mode)2
tstab
â
8 D PLLON acquisition mode stabilization delay2
tacq
â
9 D PLLON tracking mode stabilization delay2
tal
â
â
â
â
â
â
0.24
0.09
0.16
80
MHz
4
%1
1.5
%1
2.5
%1
8
%1
â
ms
â
ms
â
ms
10 D Fitting parameter VCO loop gain
K1
â
â195
â
MHz/V
11 D Fitting parameter VCO loop frequency
f1
â
126
â
MHz
12 D Charge pump current acquisition mode
| ich |
â
38.5
â
µA
13 D Charge pump current tracking mode
| ich |
â
3.5
â
µA
14 C Jitter ï¬t parameter 12
j1
â
0.9
1.3
%
15 C Jitter ï¬t parameter 22
j2
â
0.02
0.12
%
1 % deviation from target frequency
2 fosc = 4 MHz, fBUS = 40 MHz equivalent fVCO = 80 MHz: REFDV = #$00, SYNR = #$09, CS = 4.7 nF, CP = 470 pF, RS = 4.7 kâ¦
A.6 LCD
Table A-20. LCD Driver Electrical Characteristics
Characteristic
Symbol
Min. Typ.
Max.
Unit
LCD Supply Voltage
VLCD
-0.25
-
VDDX + 0.25
V
LCD Output Impedance(BP[3:0],FP[31:0])
for outputs to charge to higher voltage level or to
GND 1
ZBP/FP
-
-
5.0
kâ¦
LCD Output Current (BP[3:0],FP[31:0])
for outputs to discharge to lower voltage level
except GND 2
IBP/FP
50
-
-
uA
1 Outputs measured one at a time, low impedance voltage source connected to the VLCD pin.
2 Outputs measured one at a time, low impedance voltage source connected to the VLCD pin.
MC9S12XHZ512 Data Sheet, Rev. 1.06
Freescale Semiconductor
919
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