Data Sheet

NUC123
May 3, 2017 Page 87 of 99 Rev.2.04
NUC123 SERIES DATASHEET
Analog Characteristics 8.4
8.4.1 10-bit SARADC Specifications
PARAMETER
Sym.
Specification
TEST CONDITIONS
Min.
TYP.
Max.
Unit
Operating voltage
AV
DD
2.7
5.5
V
AV
DD
= V
DD
Operating current
I
ADC
1.5
mA
AV
DD
= V
DD
= 5V, F
SPS
= 200K
Resolution
R
ADC
10
bit
Reference voltage
V
REF
AV
DD
V
V
REF
connected to AV
DD
in chip
ADC input voltage
V
IN
0
AV
DD
V
Sampling rate
F
SPS
200K
Hz
V
DD
= 5V, ADC clock = 3MHz
Free running conversion
Integral non-linearity error
(INL)
INL
±1
LSB
Differential non-linearity
(DNL)
DNL
±1
LSB
Gain error
E
G
±2
LSB
Offset error
E
OFFSET
3
LSB
Absolute error
E
ABS
4
LSB
ADC clock frequency
F
ADC
100K
3M
Hz
V
DD
= 5V
Clock cycle
AD
CYC
16
Cycle