M16C/62P Group (M16C/62P, M16C/62PT)
23. Electrical Characteristics
Rev.2.41
Jan 10, 2006
Page 348 of 390
REJ09B0185-0241
NOTES:
1.
Referenced to V
CC1
=AV
CC
=V
REF
=4.0 to 5.5V, V
SS
=AV
SS
=0V at T
opr
=
−
40 to 85
°
C /
−
40 to 125
°
C unless otherwise specified.
T version =
−
40 to 85
°
C, V version =
−
40 to 125
°
C
2.
φ
AD frequency must be 12 MHz or less.
3.
When sample & hold is disabled,
φ
AD frequency must be 250 kHz or more, in addition to the limitation in Note 2.
When sample & hold is enabled,
φ
AD frequency must be 1MHz or more, in addition to the limitation in Note 2.
NOTES:
1.
Referenced to V
CC1
=V
REF
=4.0 to 5.5V, V
SS
=AV
SS
=0V at T
opr
=
−
40 to 85
°
C /
−
40 to 125
°
C unless otherwise specified. T
version =
−
40 to 85
°
C, V version =
−
40 to 125
°
C
2.
This applies when using one D/A converter, with the D/A register for the unused D/A converter set to “00h”. The resistor
ladder of the A/D converter is not included. Also, when D/A register contents are not “00h”, the I
VREF
will flow even if Vref id
disconnected by the A/D control register.
Table 23.51
A/D Conversion Characteristics
(1)
Symbol
Parameter
Measuring Condition
Standard
Unit
Min.
Typ.
Max.
−
Resolution
V
REF
=V
CC1
10
Bits
INL
Integral Non-Linearity
Error
10bit
V
REF
=
V
CC1
=
5V
AN0 to AN7 input,
AN0_0 to AN0_7 input,
AN2_0 to AN2_7 input,
ANEX0, ANEX1 input
±3
LSB
External operation amp
connection mode
±7
LSB
8bit
V
REF
=V
CC1
=5V
±2
LSB
−
Absolute Accuracy
10bit
V
REF
=
V
CC1
=
5V
AN0 to AN7 input,
AN0_0 to AN0_7 input,
AN2_0 to AN2_7 input,
ANEX0, ANEX1 input
±3
LSB
External operation amp
connection mode
±7
LSB
8bit
V
REF
=V
CC1
=5V
±2
LSB
−
Tolerance Level Impedance
3
k
Ω
DNL
Differential Non-Linearity Error
±1
LSB
−
Offset Error
±3
LSB
−
Gain Error
±3
LSB
R
LADDER
Ladder Resistance
V
REF
=V
CC1
10
40
k
Ω
t
CONV
10-bit Conversion Time, Sample & Hold
Function Available
V
REF
=V
CC1
=5V,
φ
AD=12MHz
2.75
µ
s
t
CONV
8-bit Conversion Time, Sample & Hold
Function Available
V
REF
=V
CC1
=5V,
φ
AD=12MHz
2.33
µ
s
t
SAMP
Sampling Time
0.25
µ
s
V
REF
Reference Voltage
2.0
V
CC1
V
V
IA
Analog Input Voltage
0
V
REF
V
Table 23.52
D/A Conversion Characteristics
(1)
Symbol
Parameter
Measuring Condition
Standard
Unit
Min.
Typ.
Max.
−
Resolution
8
Bits
−
Absolute Accuracy
1.0
%
t
SU
Setup Time
3
µ
s
R
O
Output Resistance
4
10
20
k
Ω
I
VREF
Reference Power Supply Input Current
(NOTE 2)
1.5
mA
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