MC81F4x16
7.3 A/D CONVERTER CHARACTERISTICS
(T = - 40 C to + 85 C, V = 2.7 V to 5.5 V, VSS=0V)
ref
A
Parameter
Symbol
Conditions
Min
Typ
Max
Units
A/D converting
Resolution
–
–
–
12
–
bits
Integral Linearity Error
ILE
DLE
EOT
EOB
–
–
–
–
–
3
2
3
3
±5
–
Differential Linearity Error
Offset Error of Top
Offset Error of Bottom
Overall Accuracy
Vref = 5.12V,
–
±1
±1
±3
–
LSB
VSS = 0V, T = + 25 C
A
–
–
t
Conversion time
–
–
25
s
CONV
V
Analog input voltage
VAIN
AVref
–
–
Vref
5.5
V
SS
Analog Reference
Voltage
–
2.7
V
I
Analog input current
VDD = Vref = 5V
VDD = Vref = 5V
VDD = Vref = 3V
–
–
–
–
1
10
3
A
AIN
mA
nA
0.5
1.5
Analog block current
IAVDD
VDD = Vref = 5V
–
100
500
Power down mode
-
-
-
-
-
-
1.67
1.63
1.62
-
-
-
V
V
V
VDD = 5v, T = + 25 C
A
BGR
VDD = 4v, T = + 25 C
A
VDD = 3v, T = + 25 C
A
34
October 19, 2009 Ver.1.35
FINECHIPS [ FINECHIPS ]
