mc9s08qg8 Freescale Semiconductor, Inc, mc9s08qg8 Datasheet - Page 266

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mc9s08qg8

Manufacturer Part Number
mc9s08qg8
Description
Hcs08 Microcontrollers
Manufacturer
Freescale Semiconductor, Inc
Datasheet

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0
Oscillator crystal or resonator (EREFS = 1, ERCLKEN = 1)
Load capacitors
Feedback resistor
Series resistor — Low range
Series resistor — High range
Crystal start-up time
Internal reference start-up time
Square wave input clock frequency (EREFS = 0, ERCLKEN = 1)
Average internal reference frequency - untrimmed
Average internal reference frequency - trimmed
DCO output frequency range - untrimmed
DCO output frequency range - trimmed
Resolution of trimmed DCO output frequency at fixed voltage and
temperature
Appendix A Electrical Characteristics
A.7
Reference
266
Low range (RANGE = 0)
High range (RANGE = 1) FEE or FBE mode
High range (RANGE = 1), high gain (HGO = 1), FBELP mode
High range (RANGE = 1), low power (HGO = 0), FBELP mode
Low range (32 kHz to 38.4 kHz)
High range (1 MHz to 16 MHz)
FEE or FBE mode
FBELP mode
Low Gain (HGO = 0)
High Gain (HGO = 1)
Low Gain (HGO = 0)
High Gain (HGO = 1)
Low range, low power
Low range, high power
High range, low power
High range, high power
≥ 8 MHz
4 MHz
1 MHz
External Oscillator (XOSC) and Internal Clock Source (ICS)
Characteristics
4
Figure A-7
Table A-7. XOSC and ICS Specifications (Temperature Range = –40 to 85°C Ambient)
2
4, 5
Characteristic
for crystal or resonator circuit.
MC9S08QG8 and MC9S08QG4 Data Sheet, Rev. 1.01
2
∆f
Symbol
f
dco_res_t
t
t
f
f
t
dco_ut
CSTH
f
CSTL
f
int_ut
dco_t
IRST
extal
R
R
C
C
R
int_t
f
f
f
f
lo
hi
hi
hi
S
S
1
2
F
0.03125
31.25
12.8
Min
32
25
16
1
1
1
0
Typ
32.7
16.8
±0.1
100
200
400
See Note
10
15
60
1
0
0
0
0
5
1
Freescale Semiconductor
3
41.66
39.06
21.33
± 0.2
Max
38.4
100
16
10
20
20
20
5
8
0
5
%f
MHz
MHz
MHz
MHz
MHz
MHz
MHz
Unit
kHz
kHz
kHz
MΩ
MΩ
ms
kΩ
kΩ
µs
dco

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