7480 Datasheet, PDF (62/98 Pages) Bi technologies – 7/8 Diameter 5-Turn Wirewound Precision Potentiometer

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MITSUBISHI MICROCOMPUTERS
7480/7481 GROUP
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
M37481M4/M8/E8-XXXSP/FP, M37481M2T/M4T/M8T/E8T-XXXSP/FP, M37481E8SS
A-D CONVERSION CHARACTERISTICS (7481 Group)
(VCC = 2.7 to 5.5 V, V SS = 0 V, Ta = –20 to 85°C (Note) unless otherwise specified)
Table 15. A-D conversion characteristics
Symbol
Parameter
Test conditions
——
Resolution
——
Absolute accuracy (except
quantization error)
VCC = VREF = 5.0 V
TCONV
Conversion time
VCC = 2.7 to 5.5 V, f(XIN) = 4 MHz
VCC = 4.5 to 5.5 V, f(XIN) = 8 MHz
VVREF
Reference voltage
VCC = 2.7 to 4.0 V
VCC = 4.0 to 5.5 V
RLADDER
Ladder resistance
VIA
Analog input voltage
IVREF
Reference input current
VREF = 5.0 V
Note: –40 to 85 °C for extended operating temperature range version.
Standard values
Unit
Min.
Typ.
Max.
8
bits
±2
LSB
2
0.5 VCC
12
35
0
50
143
25
µs
12.5
VCC
V
VCC
100
kΩ
VREF
V
416
µA
61