參數(shù)資料
型號(hào): MC68HC08QY2CDTE
廠商: FREESCALE SEMICONDUCTOR INC
元件分類: 微控制器/微處理器
英文描述: 8-BIT, FLASH, 8 MHz, MICROCONTROLLER, PDSO16
封裝: 0.65 MM PITCH, LEAD FREE, TSSOP-16
文件頁數(shù): 66/176頁
文件大?。?/td> 1124K
代理商: MC68HC08QY2CDTE
Electrical Specifications
MC68HC08QY/QT Family Data Sheet, Rev. 2
158
Freescale Semiconductor
16.14 Oscillator Characteristics
Characteristic
Symbol
Min
Typ
Max
Unit
Internal oscillator frequency(1)
ICFS1:ICFS0 = 00
ICFS1:ICFS0 = 01
ICFS1:ICFS0 = 10 (not allowed if VDD <2.7V)
fINTCLK
4
8
12.8
MHz
Trim accuracy - fixed voltage and temperature
Δ
TRIM_ACC
± 0.4
%
Deviation from trimmed Internal oscillator (2)(3)
4, 8, 12.8 MHz, VDD = ± 10%, 0 to 70°C
4, 8, 12.8 MHz, VDD = ± 10%, –40 to 125°C
4, 8 MHz, VDD = 1.8 V to 3.6 V, 0 to 70°C
Δ
INT_TRIM
± 2
± 5
%
External RC oscillator frequency, RCCLK (1)(2)
VDD ≥2.7 V
VDD < 2.7 V
fRCCLK
2
—10
8.4
MHz
External clock reference frequency(1)(4)(5)
VDD ≥ 4.5 V
VDD ≥ 2.7 V
VDD < 2.7 V
fOSCXCLK
dc
32
16
8.4
MHz
RC oscillator external resistor
VDD = 5 V
VDD = 3 V
VDD = 2 V
REXT
Crystal frequency, XTALCLK(1)(6)(7)
ECFS1:ECFS0 = 00 (VDD ≥ 4.5 V)
ECFS1:ECFS0 = 00 (not allowed if VDD < 2.7V)
ECFS1:ECFS0 = 01
ECFS1:ECFS0 = 10
fOSCXCLK
8
1
30
32
16
8
100
MHz
kHz
ECFS1:ECFS0 = 00 (8)
Feedback bias resistor
Crystal load capacitance(9)
Crystal capacitors(9)
RB
CL
C1,C2
1
20
(2 x CL) – 5pF
M
Ω
pF
ECFS1:ECFS0 = 01(8)
Crystal series damping resistor
fOSCXCLK = 1 MHz
fOSCXCLK = 4 MHz
fOSCXCLK = 8 MHz
Feedback bias resistor
Crystal load capacitance(9)
Crystal capacitors(9)
RS
RB
CL
C1,C2
20
10
0
5
18
(2 x CL) –10 pF
k
Ω
k
Ω
k
Ω
M
Ω
pF
Continued on next page
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