MC9S08GW64_11 Datasheet, PDF (27/42 Pages) Freescale Semiconductor, Inc – HC08 instruction set with added BGND instruction

EXTAL
XOSCVLP
R_F
XTAL
R_S
Electrical Characteristics
Crystal or Resonator
C₁
C₂
Figure 14. Typical Crystal or Resonator Circuit: High Range and Low Range/High Gain
EXTAL
XOSCVLP
XTAL
Crystal or Resonator
Figure 15. Typical Crystal or Resonator Circuit: Low Range/Low Power
3.9 Internal Clock Source (ICS) Characteristics
Table 12. ICS Frequency Specifications (Temperature Range = –40 to 85C Ambient)
Num C
Characteristic
Symbol Min
Typ¹
Max Unit
1 P Average internal reference frequency — factory trimmed at
VDD = 3.6 V and temperature = 25 C
f_{int_ft}
—
32.768
—
kHz
2 P Average internal reference frequency - trimmed
f_{int_t}
31.25
—
39.063 kHz
3 T Internal reference start-up time
t_IRST
—
—
6
s
4 P DCO output frequency range - untrimmed
f_{dco_ut}
12.8
16.8
21.33 MHz
5 P DCO output frequency range - trimmed
f_{dco_t}
16
—
20 MHz
6
C
Resolution of trimmed DCO output frequency at fixed
voltage and temperature (using FTRIM)
f_{dco_res_t} —
0.1
0.2 %f_dco
7
C
Resolution of trimmed DCO output frequency at fixed
voltage and temperature (not using FTRIM)
f_{dco_res_t} —
0.2
0.4 %f_dco
8
C
Total deviation from trimmed DCO output frequency over
voltage and temperature
f_{dco_t}
—
+ 0.5
-1.0
2 %f_dco
MC9S08GW64 Series MCU Data Sheet, Rev. 3
Freescale Semiconductor
27