参数资料
型号: MC9S08QE32CFT
厂商: FREESCALE SEMICONDUCTOR INC
元件分类: 微控制器/微处理器
英文描述: 8-BIT, FLASH, 50.33 MHz, MICROCONTROLLER, QCC48
封装: 7 X 7 MM, 1 MM HEIGHT, ROHS COMPLIANT, MO-220VKKD-2, QFN-48
文件页数: 11/46页
文件大小: 985K
代理商: MC9S08QE32CFT
Electrical Characteristics
MC9S08QE32 Series MCU Data Sheet, Rev. 6
Freescale Semiconductor
19
Figure 11. Typical Crystal or Resonator Circuit: High Range and Low Range/High Gain
Figure 12. Typical Crystal or Resonator Circuit: Low Range/Low Power
3.9
Internal Clock Source (ICS) Characteristics
Table 11. ICS Frequency Specifications (Temperature Range = –40 to 85
°C Ambient)
Num
C
Characteristic
Symbol
Min
Typical1
Max
Unit
1P
Average internal reference frequency — factory trimmed
fint_t
32.768
kHz
2C
Average internal reference frequency — untrimmed
fint_ut
31.25
39.06
kHz
3T
Internal reference start-up time
tIRST
—5
10
μs
4
P
DCO output frequency
trimmed2
Low range (DFR = 00)
fdco_u
16
20
MHz
P
Mid range (DFR = 01)
32
40
P
High range (DFR = 10)
48
60
5
P
DCO output frequency2
reference = 32768 Hz
and
DMX32 = 1
Low range (DFR = 00)
fdco_DMX32
19.92
MHz
P
Mid range (DFR = 01)
39.85
P
High range (DFR = 10)
59.77
6C
Resolution of trimmed DCO output frequency at fixed voltage
and temperature (using FTRIM)
Δf
dco_res_t
±0.1
±0.2
%fdco
7C
Resolution of trimmed DCO output frequency at fixed voltage
and temperature (not using FTRIM)
Δf
dco_res_t
±0.2
±0.4
%fdco
XOSCVLP
EXTAL
XTAL
Crystal or Resonator
RS
C2
RF
C1
XOSCVLP
EXTAL
XTAL
Crystal or Resonator
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