参数资料
型号: MCF5251CEVM140
厂商: FREESCALE SEMICONDUCTOR INC
元件分类: 微控制器/微处理器
英文描述: 32-BIT, 140 MHz, MICROPROCESSOR, PBGA225
封装: LEAD FREE, MAPBGA-225
文件页数: 4/32页
文件大小: 652K
代理商: MCF5251CEVM140
Electrical Specifications
MCF5251 ColdFire Processor Data Sheet: Technical Data, Rev. 2.1
12
Freescale Semiconductor
Table 7 provides the operating parameters for the linear regulator.
NOTE
A pmos regulator is used as a current source in this linear regulator, so a
10 F capacitor (ESR 0... 5 Ohm) is needed on the output pin (LINOUT) to
integrate the current. Typically, this requires the use of a tantalum type
capacitor.
Table 8 provides the operating parameters for the ADC DC electrical characteristics.
Table 9 provides the DC electrical specifications for the digital pins.
USBGND
GND
V
RTCVDDA
3.0
4.2
V
RTCVSSA
GND
V
PLLCOREVDD
1.08
1.2
1.32
V
PLLCOREGND
GND
V
LININ
3.0
3.3
3.6
V
GND
GND
V
Table 7. Linear Regulator Operating Parameters
Characteristic
Symbol
Min
Typ
Max
Units
Input Voltage (LININ)
Vin
3.0
3.3
3.6
V
Output Voltage (LINOUT)
Vout
1.08
1.2
1.32
V
Output Current
Iout
100
mA
Power Dissipation
Pd
500
mW
Load Regulation
10% Iout
≥ 90% Iout
50
60
mV
Power Supply Rejection
PSRR
40
dB
Table 8. Operating Parameters for ADC DC Electrical Characteristics
Characteristic
Symbol
Min
Typ
Max
Units
Operation Voltage Range for ADC
ADVDD
3
3.6
V
Common Mode Rejection
CMR
0
ADVDD–1.1
v
Reference Voltage (external)
ADREF
0
ADVDD–1.1
v
Input offset voltage
Voffset
–10
mV
Input Hysteresis (ADINx = ADVDD/2)
Vhyst
0.73
0.78
0.85
mV
ADC Input Linear Operating Range
ADINx
0
ADVDD–1.1
V
Table 6. Recommended Operating Supply Voltages (continued)
Pin Name
Min
Typ
Max
Unit
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相关代理商/技术参数
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