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HD404339 Datasheet, PDF (73/80 Pages) Hitachi Semiconductor – 4-bit HMCS400-Series microcomputer with large-capacity memory | |||
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HD404339 Series
A/D Converter Characteristics (VCC = 4.0 to 5.5 V, GND = 0 V, Vdisp = VCC â 40 V to VCC, Ta = â20 to
+75°C, unless otherwise specified)
Item
Symbol Pins
Min
Typ Max
Analog supply
voltage
AVCC
AVCC
VCC â 0.3 VCC VCC + 0.3
Analog input
voltage
AVin
AN0âAN11 AVSS
â
AVCC
Current flowing IAD
between AVCC and
AVSS
Analog input
CA in
capacitance
â
AN0âAN11 â
â 200
â 30
Resolution
8
8
8
Number of input
channels
0
â 12
Absolute accuracy
â
â ±2.0
Conversion time
34
â 67
Input impedance
AN0âAN11 1
ââ
Note: 1. Connect this to VCC if the A/D converter is not used.
Unit Test Condition Note
V
1
V
µA
VCC = AVCC = 5.0 V
pF
Bit
Channel
LSB
t cyc
Mâ¦
71
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