MITSUBISHI MICROCOMPUTERS
3850 Group
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
Table 11 A-D converter characteristics
(VCC = 2.7 to 5.5 V, VSS = AVSS = 0 V, Ta = –20 to 85 °C, f(XIN) = 8 MHz, unless otherwise noted)
Symbol
–
–
tCONV
RLADDER
IVREF
II(AD)
Parameter
Resolution
Absolute accuracy (excluding quantization error)
Conversion time
Ladder resistor
Reference power source input current
A-D port input current
Test conditions
VREF = 5.0 V
Limits
Unit
Min.
Typ.
Max.
10
bit
±4
LSB
61
tc(φ)
35
kΩ
50
150
200
µA
0.5
5.0
µA
36