Datasheet

ADS1253
SBAS199B
5
www.ti.com
TYPICAL CHARACTERISTICS (Cont.)
At T
A
= +25°C, V
DD
= +5V, CLK = 8MHz, and V
REF
= 4.096V, unless otherwise specified.
2.0
1.8
1.6
1.4
1.2
1.0
RMS Noise (ppm of FS)
–5 –4 –3 –2 –10 1 2 3 4 5
Input Voltage (V)
RMS NOISE vs INPUT VOLTAGE (V
REF
= 5.0V)
5
4
3
2
1
0
INTEGRAL NONLINEARITY vs TEMPERATURE
Temperature (°C)
–40 –20 0 20 40 60 80 100
INL (ppm of FS)
570
560
550
540
530
520
510
500
GAIN ERROR vs TEMPERATURE
Temperature (°C)
–40 –20 0 20 40 60 80 100
Gain Error (ppm of FS)
0
–20
–40
–60
–80
–100
–120
POWER-SUPPLY REJECTION RATIO
vs CLK FREQUENCY
Clock Frequency (MHz)
02468
PSRR (dB)
OFFSET vs TEMPERATURE
20
18
16
14
12
10
8
6
4
2
0
DC Offset (ppm of FS)
–40 –20 0 20 40 60 80 100
Temperature (°C)
5
4
3
2
1
0
INTEGRAL NONLINEARITY vs DATA OUTPUT RATE
Data Output Rate (Hz)
100 1k 10k 100k
INL (ppm of FS)