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ADS1118IDGST Datasheet(PDF) 7 Page - Texas Instruments

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Part No. ADS1118IDGST
Description  Ultra-Small, Low-Power, SPI-Compatible, 16-Bit Analog-to-Digital Converter and Temperature Sensor with Internal Reference
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Maker  TI1 [Texas Instruments]
Homepage  http://www.ti.com
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ADS1118IDGST Datasheet(HTML) 7 Page - Texas Instruments

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−4
−3
−2
−1
0
1
2
3
4
−60
−40
−20
0
20
40
60
80
100
120
140
Temperature (°C)
VDD = 2V
VDD = 3.3V
VDD = 5V
G028
4
3
2
1
0
1
2
3
4
-
-
-
-
-2.048
-1.024
0
1.024
2.048
InputSignal(V)
Includesnoise,offset,andgainerror.
FS= 2.048V
DataRate=860SPS
DifferentialInputs
±
0
2
4
6
8
10
−0.5 −0.4 −0.3 −0.2 −0.1
0
0.1
0.2
0.3
0.4
0.5
DR = 8SPS
DR = 128SPS
DR = 860SPS
Input Voltage (V)
FS = ±0.512V
G017
0
5
10
15
20
25
30
35
2.0
2.5
3.0
3.5
4.0
4.5
5.0
5.5
DR = 8SPS
DR = 128SPS
DR = 860SPS
Supply Voltage (V)
FS = ±2.048V
G018
1
2
3
4
5
6
7
8
9
10
−40
−20
0
20
40
60
80
100
120
Temperature (°C)
FS = ±2.048V
Data Rate = 8SPS
G019
0
2.5
5
7.5
10
12.5
15
2.0
2.5
3.0
3.5
4.0
4.5
5.0
5.5
Supply Voltage (V)
FS = ±0.256V
FS = ±0.512V
FS = ±2.048V
FS = ±6.144V
G010
ADS1118
www.ti.com
SBAS457A
– OCTOBER 2010 – REVISED JULY 2011
TYPICAL CHARACTERISTICS
At TA = +25°C and VDD = 3.3V, unless otherwise noted.
TOTAL ERROR vs INPUT SIGNAL
DATA RATE vs TEMPERATURE
Figure 2.
Figure 3.
NOISE vs INPUT SIGNAL
NOISE vs SUPPLY VOLTAGE
Figure 4.
Figure 5.
NOISE vs TEMPERATURE
INL vs SUPPLY VOLTAGE(1)
Figure 6.
Figure 7.
(1)
This parameter expresses the full-scale range of the ADC scaling. In no event should more than VDD + 0.3V be applied to this device.
Copyright
© 2010–2011, Texas Instruments Incorporated
7


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