Datasheet

ADS1100
5
SBAS239B
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TYPICAL CHARACTERISTICS (Cont.)
At T
A
= 25°C and V
DD
= 5V, unless otherwise noted.
TOTAL ERROR vs INPUT SIGNAL
Total Error (mV)
0.0
–0.5
–1.0
–1.5
–2.0
–2.5
–100 –75 –50 –25 0 25 50 75 100
Input Signal (% of Full-Scale)
PGA = 8
PGA = 4
PGA = 2
PGA = 1
Data Rate = 8SPS
INTEGRAL NONLINEARITY vs SUPPLY VOLTAGE
0.016
0.014
0.012
0.010
0.008
0.006
0.004
0.002
0.000
Integral Nonlinearity (% of FSR)
2.5 3.0 3.5 4.0 4.5 5.0 5.5
V
DD
(V)
PGA = 8
PGA = 4
PGA = 2
PGA = 1
V
DD
= 2.7V
V
DD
= 5V
V
DD
= 3.5V
0.05
0.04
0.03
0.02
0.01
0.00
Integral Nonlinearity (% of FSR)
INTEGRAL NONLINEARITY vs TEMPERATURE
–60 –40 –20 0 20 40 60 80 100 120 140
Temperature (°C)
PGA =1
20
15
10
5
0
Noise (p-p, % of LSB)
NOISE vs INPUT SIGNAL
0 20406080100
Input Signal (% of Full-Scale)
PGA = 8
PGA = 4
PGA = 2
PGA = 1
Data Rate = 8SPS
PGA = 8
PGA = 4
PGA = 2
PGA = 1
NOISE vs SUPPLY VOLTAGE
30
25
20
15
10
5
0
Noise (p-p, % of LSB)
2.5 3.0 3.5 4.0 4.5 5.0 5.5
V
DD
(V)
Data Rate = 8SPS
NOISE vs TEMPERATURE
25
20
15
10
5
Noise (p-p, % of LSB)
–60 –40 –20 0 20 40 60 80 100 120 140
Temperature (°C)
Data Rate = 8SPS
PGA = 8