mcf5253 Freescale Semiconductor, Inc, mcf5253 Datasheet - Page 13

• Manufacturer Part Number: mcf5253
• Description: Mcf5253 Coldfire? Microprocessor Data Sheet
• Manufacturer: Freescale Semiconductor, Inc

Table 9
Table 10
Freescale Semiconductor
Operation Voltage Range for I/O
Input High Voltage
Input Low Voltage
Reset Threshold Voltage - High
Reset Threshold Voltage - Low
Reset Input Rise Time
Reset Input Fall Time
provides the operating parameters for the ADC DC electrical characteristics.
provides the DC electrical specifications for the digital pins.
Note: Software and hardware sampling time is dependent on the external RC network used and the
Input Hysteresis (ADINx = ADVDD/2)
ADC Input Linear Operating Range
Operation Voltage Range for ADC
Reference Voltage (external)
internal CPU Frequency and AD Converter clock divider.See Section 12.4.1 in the MCF5253
Reference Manual for more information.
Common Mode Rejection
Table 9. Operating Parameters for ADC DC Electrical Characteristics
AD Convertor Error
Input offset voltage
Table 10. DC Electrical Specifications (I/O Vcc = 3.3 Vdc + 0.3 Vdc)
Characteristic
MCF5253 ColdFire Processor Data Sheet: Technical Data, Rev. 4
1.23
1.22
1.21
1.19
1.18
1.17
1.16
1.15
1.14
1.13
1.2
Figure 2. Linear Regulator—Voutput vs Vinput
Characteristic
2.97
Voutput vs Vinput
Symbol
ADVDD
ADREF
ADINx
V
CMR
V
offset
hyst
Input Voltage
3.3
0.73
Min
0
0
–
0
3
2
0.78
Typ
10
–
–
–
–
3.63
ADVDD–1.1
ADVDD–1.1
ADVDD–1.1
Max
0.85
Symbol
3.6
–
RtH
V
V
TtL
V
nS
nS
cc
IH
IL
Electrical Specifications
Min
-0.3
3.0
2.0
10
10
Units
2
–
LSB
mV
mV
V
V
v
v
Max
3.6
5.5
0.8
0.8
–
–
–
Units
V
V
V
V
V
–
–
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