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Rev. 2.0, 11/00, page 835 of 1037
29.2.5
A/D Converter Characteristics of HD64F2194, HD64F2194C
Table 29.9 A/D Converter Characteristics of HD64F2194, HD64F2194C
(Conditions: Vcc = AVcc = 4.0 to 5.5 V, Vss = AVss = 0.0 V, Ta = –20 to +75
°
C unless
otherwise specified.)
Values
Item
Symbol
Applicable
Pins
Test Conditions
Min
Typ
Max
Unit
Note
Analog power
supply voltage
AVcc
AVcc
Vcc-
0.3
Vcc
Vcc+
0.3
V
Analog input
voltage
A
VIN
AN0 to AN7,
AN8 to ANB
AVss
AVcc
V
A
ICC
AVcc
AVcc=5.0V
2.0
mA
Analog power
supply current
A
ISTOP
AVcc
Vcc=2.7 to 5.5V
At reset and in
power-down mode
10
µ
A
Analog input
capacitance
C
AIN
AN0 to AN7,
AN8 to ANB
30
pF
Allowable signal
source impedance
R
AIN
AN0 to AN7,
AN8 to ANB
10
k
Ω
Resolution
10
Bit
Absolute accuracy
AVcc=5.0V
±
4
LSB
Conversion time
13.4
26.6
µ
s
Note: Do not open the AVcc and AVss pin even when the A/D converter is not in use. Set AVcc
= Vcc and AVss = Vss.
Содержание Hitachi H8S/2191
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