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547
CHAPTER 27 ELECTRICAL SPECIFICATIONS (CONVENTIONAL PRODUCTS)
User
’
s Manual U14260EJ3V1UD
A/D Converter Characteristics (T
A
=
–
40 to +85
°
C, 2.2 V
≤
AV
REF
≤
V
DD
≤
5.5 V, AV
SS
= V
SS
= 0 V)
Parameter
Symbol
Conditions
MIN.
TYP.
MAX.
Unit
Resolution
10
10
10
bit
Overall error
Note
4.0 V
≤
AV
REF
≤
5.5 V
±
0.2
±
0.4
%FSR
2.7 V
≤
AV
REF
< 4.0 V
±
0.3
±
0.6
%FSR
2.2 V
≤
AV
REF
< 2.7 V
±
0.6
±
1.2
%FSR
Conversion time
t
CONV
4.0 V
≤
AV
REF
≤
5.5 V
14
96
μ
s
2.7 V
≤
AV
REF
< 4.0 V
19
96
μ
s
2.2 V
≤
AV
REF
< 2.7 V
28
96
μ
s
Zero-scale error
Note
4.0 V
≤
AV
REF
≤
5.5 V
±
0.4
%FSR
2.7 V
≤
AV
REF
< 4.0 V
±
0.6
%FSR
2.2 V
≤
AV
REF
< 2.7 V
±
1.2
%FSR
Full-scale error
Note
4.0 V
≤
AV
REF
≤
5.5 V
±
0.4
%FSR
2.7 V
≤
AV
REF
< 4.0 V
±
0.6
%FSR
2.2 V
≤
AV
REF
< 2.7 V
±
1.2
%FSR
Integral linear error
4.0 V
≤
AV
REF
≤
5.5 V
±
2.5
LSB
2.7 V
≤
AV
REF
< 4.0 V
±
4.5
LSB
2.2 V
≤
AV
REF
< 2.7 V
±
8.5
LSB
Differential linear error
4.0 V
≤
AV
REF
≤
5.5 V
±
1.5
LSB
2.7 V
≤
AV
REF
< 4.0 V
±
2.0
LSB
2.2 V
≤
AV
REF
< 2.7 V
±
3.5
LSB
Analog input impedance
During sampling
100
k
Other than during sampling
10
M
Analog input voltage
V
AIN
0
AV
REF
V
AV
REF
resistance
R
REF
During A/D conversion
20
40
k
Note
Overall error excluding quantization error (
±
1/2 LSB). This value is indicated as a ratio to the full-scale value.
Remark
FSR: Full-scale range
Data Memory STOP Mode Low Supply Voltage Data Retention Characteristics (T
A
=
–
40 to +85
°
C)
Parameter
Symbol
Conditions
MIN.
TYP.
MAX.
Unit
Data retention power
supply voltage
V
DDDR
1.6
5.5
V
Data retention power
supply current
I
DDDR
Subsystem clock stop (XT1 = V
DD
) and
feedback resistor disconnected
0.1
30
μ
A
Release signal set time
t
SREL
0
μ
s
Oscillation stabilization
wait time
t
WAIT
Release by RESET
2
17
/fx
s
Release by interrupt request
Note
s
Note
Selection of 2
12
/f
X
and 2
14
/f
X
to 2
17
/f
X
is possible using bits 0 to 2 (OSTS0 to OSTS2) of the oscillation
stabilization time select register (OSTS).