TYPICAL CHARACTERISTICS (Cont.)
At TA = +25°C, AVDD = +5V, DVDD = +1.8V, CLK = 8MHz, and VREF = 4.096, unless otherwise specified.
RMS NOISE vs INPUT VOLTAGE
INTEGRAL NONLINEARITY vs TEMPERATURE
2
1.5
1
2.5
2.0
1.5
1.0
0.5
0
0.5
0
–5
–4
–3
–2
–1
0
1
2
3
4
5
–40
–20
0
20
40
60
80
100
Input Voltage (V)
Temperature (°C)
OFFSET vs TEMPERATURE
INTEGRAL NON-LINEARITY vs DATA OUTPUT RATE
20
18
16
14
12
10
8
6
5
4
3
2
1
0
6
4
2
0
–40
–20
0
20
40
60
80
100
100
1k
10k
100k
Temperature (°C)
Data Output Rate (Hz)
GAIN ERROR vs TEMPERATURE
PSR vs CLK FREQUENCY
600
580
560
540
520
500
480
–0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–60
–40
–20
0
20
40
60
80
100
1
2
3
4
5
6
7
8
Temperature (°C)
Clock Frequency (MHz)
ADS1254
5
SBAS213
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