MB95120MB Series
5. A/D Converter
(1) A/D Converter Electrical Characteristics
(AVcc = Vcc = 4.0 V to 5.5 V, AVss = Vss = 0.0 V, TA = − 40 °C to + 105 °C)
Value
Condi-
tion
Parameter
Resolution
Symbol
Unit
Remarks
Min
⎯
Typ
⎯
Max
10
bit
Total error
− 3.0
− 2.5
− 1.9
⎯
+ 3.0
+ 2.5
+ 1.9
LSB
LSB
LSB
⎯
Linearity error
⎯
Differential linear error
⎯
AVss −
AVss +
AVss +
Zero transition voltage
VOT
V
V
1.5 LSB
0.5 LSB
2.5 LSB
Full-scale transition
voltage
AVR −
3.5 LSB
AVR −
1.5 LSB
AVR +
0.5 LSB
VFST
4.5 V ≤ AVcc ≤
0.9
1.8
⎯
⎯
16500
16500
μs
μs
5.5 V
Compare time
Sampling time
⎯
⎯
4.0 V ≤ AVcc <
4.5 V
4.5 V ≤ AVcc ≤
5.5 V,
At external
⎯
0.6
1.2
⎯
⎯
∞
∞
μs
μs
impedance < 5.4 kΩ
4.0 V ≤ AVcc <
4.5 V,
At external
impedance < 2.4 kΩ
Analog input current
Analog input voltage
Reference voltage
IAIN
VAIN
⎯
−0.3
AVss
⎯
⎯
⎯
+0.3
AVR
AVcc
μA
V
AVss + 4.0
V
AVR pin
AVR pin,
IR
⎯
⎯
600
900
5
μA During A/D
Reference voltage
supply current
operation
AVR pin,
μA
IRH
⎯
At stop mode
63
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