MC81F4104
7.3 A/D Converter Characteristics
(T = - 40 C to + 85 C, V = 2.7 V to 5.5 V)
ref
A
Parameter
Symbol
–
Conditions
Min
–
Typ
12
Max
–
Units
A/D converting Resolution
Integral Linearity Error
Differential Linearity Error
Offset Error of Top
–
bits
ILE
–
–
3
2
3
3
±5
DLE
EOT
EOB
–
–
–
Vref = 5.12V,
–
±1
±1
±3
LSB
VSS = 0V, T = + 25 C
A
–
Offset Error of Bottom
Overall Accuracy
–
t
–
Conversion time
25
–
–
s
V
CONV
V
Analog input voltage
Analog Reference Voltage
Analog input current
VAIN
Vref
–
–
–
–
Vref
5.5
10
SS
2.7
V
I
–
VDD = Vref = 5V
VDD = Vref = 5V
VDD = Vref = 3V
–
A
AIN
–
–
1
3
mA
nA
0.5
1.5
Analog block current
IAVDD
VDD = Vref = 5V
Power down mode
–
100
500
-
-
-
-
-
-
1.67
1.63
1.62
-
-
-
VDD = 5v, T = + 25 C
A
BGR
V
VDD = 4v, T = + 25 C
A
VDD = 3v, T = + 25 C
A
October 19, 2009 Ver.1.35
21
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