MC9S08LL16(2009) 查看數據表（PDF） - Freescale Semiconductor

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MC9S08LL16
(Rev.:2009)

MC9S08LL16 Series

Freescale Semiconductor 

Electrical Characteristics

EXTAL

XOSCVLP

RF

XTAL

RS

Crystal or Resonator

C1

C2

Figure 13. Typical Crystal or Resonator Circuit: High Range and Low Range/High Gain

EXTAL

XOSCVLP

XTAL

Crystal or Resonator

Figure 14. 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

fint_ft

—

32.768

—

kHz

2 P Average internal reference frequency - trimmed

fint_t

31.25

—

39.063 kHz

3 T Internal reference start-up time

tIRST

—

—

6

μs

4 P DCO output frequency range - untrimmed

fdco_ut

12.8

16.8

21.33 MHz

5 P DCO output frequency range - trimmed

fdco_t

16

—

20 MHz

6

C

Resolution of trimmed DCO output frequency at fixed

voltage and temperature (using FTRIM)

Δfdco_res_t —

±0.1

±0.2 %fdco

7

C

Resolution of trimmed DCO output frequency at fixed

voltage and temperature (not using FTRIM)

Δfdco_res_t —

±0.2

±0.4 %fdco

8

C

Total deviation from trimmed DCO output frequency over

voltage and temperature

Δfdco_t

—

+ 0.5

–1.0

±2 %fdco

MC9S08LL16 Series MCU Data Sheet, Rev. 4

26

Freescale Semiconductor

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