HD404356 Datasheet, PDF (91/100 Pages) Hitachi Semiconductor – 4-bit HMCS400-Series microcomputer

HD404358 Series
A/D Converter Characteristics (HD407A4359: V_CC = 2.7 to 5.5 V, GND = 0 V, T_a = –20 to +75°C;
HD404354/HD404356/HD404358 /HD40A4354/HD40A4356/HD40A4358: V_CC = 2.7 to 6.0 V, GND = 0
V, T_a = –20 to +75°C, unless otherwise specified)
Item
Symbol Pins
Min
Typ
Max Unit
Test Condition Note
Analog supply AV_CC
AV_CC
V_CC – 0.3 V_CC
V_CC + 0.3 V
1
voltage
Analog input AV_in
voltage
AN₀–AN₇ AV_SS
—
AV_CC
V
Current flowing I_AD
between AV_CC
and AV_SS
—
—
200
µA
V_CC = AV_CC = 5.0
V
Analog input CA_in
AN₀–AN₇ —
—
30
pF
capacitance
Resolution
8
8
8
Bit
Number of input
channels
0
—
8
Channel
Absolute
accuracy
—
—
±2.0 LSB
Conversion
time
34
—
67
t _cyc
Input
impedance
AN₀–AN₇ 1
—
—
MΩ
Note: 1. Connect this to V_CC if the A/D converter is not used.
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