參數資料
型號: MCF51QE128
廠商: 飛思卡爾半導體(中國)有限公司
英文描述: 32-Bit Version 1 ColdFire㈢ Central Processor Unit (CPU)
中文描述: 32位版本1的ColdFire㈢中央處理器(CPU)的
文件頁數: 18/38頁
文件大小: 429K
代理商: MCF51QE128
MCF51QE128 Series Advance Information Data Sheet, Rev. 3
Electrical Characteristics
Freescale Semiconductor
18
3.8
External Oscillator (XOSC) Characteristics
Reference
Figure 10
and
Figure 11
for crystal or resonator circuits.
Table 10. XOSC and ICS Specifications (Temperature Range = –40 to 85
°
C Ambient)
Num
C
Characteristic
Symbol
Min
Typ
1
1
Data in Typical column was characterized at 3.0 V, 25
°
C or is typical recommended value.
2
Load capacitors (C
1
,C
2
), feedback resistor (R
F
) and series resistor (R
S
) are incorporated internally when RANGE=HGO=0.
3
See crystal or resonator manufacturer’s recommendation.
4
Proper PC board layout procedures must be followed to achieve specifications.
Max
Unit
1
C
Oscillator crystal or resonator (EREFS = 1, ERCLKEN = 1)
Low range (RANGE = 0)
High range (RANGE = 1), high gain (HGO = 1)
High range (RANGE = 1), low power (HGO = 0)
f
lo
f
hi
f
hi
32
1
1
38.4
16
8
kHz
MHz
MHz
2
D
Load capacitors
Low range (RANGE=0), low power (HGO=0)
Other oscillator settings
C
1,
C
2
See Note
2
See Note
3
3
D
Feedback resistor
Low range, low power (RANGE=0, HGO=0)
2
Low range, High Gain (RANGE=0, HGO=1)
High range (RANGE=1, HGO=X)
R
F
10
1
M
Ω
4
D
Series resistor —
Low range, low power (RANGE = 0, HGO = 0)
2
Low range, high gain (RANGE = 0, HGO = 1)
High range, low power (RANGE = 1, HGO = 0)
High range, high gain (RANGE = 1, HGO = 1)
8 MHz
4 MHz
1 MHz
R
S
0
100
0
0
0
0
10
20
k
Ω
5
C
Crystal start-up time
4
Low range, low power
Low range, high power
High range, low power
High range, high power
tCSTL
tCSTH
200
400
5
15
ms
6
D
Square wave input clock frequency (EREFS = 0, ERCLKEN = 1)
FEE mode
FBE or FBELP mode
f
extal
0.03125
0
50.33
50.33
MHz
MHz
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相關代理商/技術參數
參數描述
MCF51QE128_08 制造商:FREESCALE 制造商全稱:Freescale Semiconductor, Inc 功能描述:32-Bit Version 1 ColdFire㈢ Central Processor Unit (CPU)
MCF51QE128CLH 功能描述:32位微控制器 - MCU Flexis Series 32 Bit 128K FLASH RoHS:否 制造商:Texas Instruments 核心:C28x 處理器系列:TMS320F28x 數據總線寬度:32 bit 最大時鐘頻率:90 MHz 程序存儲器大小:64 KB 數據 RAM 大小:26 KB 片上 ADC:Yes 工作電源電壓:2.97 V to 3.63 V 工作溫度范圍:- 40 C to + 105 C 封裝 / 箱體:LQFP-80 安裝風格:SMD/SMT
MCF51QE128CLK 功能描述:32位微控制器 - MCU Flexis Series 32 Bit 128K FLASH RoHS:否 制造商:Texas Instruments 核心:C28x 處理器系列:TMS320F28x 數據總線寬度:32 bit 最大時鐘頻率:90 MHz 程序存儲器大小:64 KB 數據 RAM 大小:26 KB 片上 ADC:Yes 工作電源電壓:2.97 V to 3.63 V 工作溫度范圍:- 40 C to + 105 C 封裝 / 箱體:LQFP-80 安裝風格:SMD/SMT
MCF51QE32 制造商:FREESCALE 制造商全稱:Freescale Semiconductor, Inc 功能描述:32-Bit Version 1 ColdFire㈢ Central Processor Unit (CPU)
MCF51QE32CLH 功能描述:32位微控制器 - MCU Flexis Series 32 Bit 32K FLASH RoHS:否 制造商:Texas Instruments 核心:C28x 處理器系列:TMS320F28x 數據總線寬度:32 bit 最大時鐘頻率:90 MHz 程序存儲器大小:64 KB 數據 RAM 大小:26 KB 片上 ADC:Yes 工作電源電壓:2.97 V to 3.63 V 工作溫度范圍:- 40 C to + 105 C 封裝 / 箱體:LQFP-80 安裝風格:SMD/SMT