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ADS1262IPWR Datasheet(PDF) 21 Page - Texas Instruments

Part # ADS1262IPWR
Description  ADS126x 32-Bit, Precision, 38-kSPS, Analog-to-Digital Converter (ADC) with Programmable Gain Amplifier (PGA) and Voltage Reference
PDF  133 Pages
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Manufacturer  TI2 [Texas Instruments]
Direct Link  https://www.ti.com
Logo TI2 - Texas Instruments

ADS1262IPWR Datasheet(HTML) 21 Page - Texas Instruments

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7.9 Typical Characteristics (continued)
at TA = 25°C, VAVDD = 5 V, VAVSS = 0 V, VDVDD = 3.3 V, VREF = 2.5 V, and fCLK = 7.3728 MHz (unless otherwise noted); typical
ADC1 characteristics at data rate = 20 SPS and gain = 1; typical ADC2 characteristics at data rate = 10 SPS and gain = 1
Temperature (qC)
-50
-25
0
25
50
75
100
125
0.1
0.2
0.3
0.5
1
2
3
5
10
20
30
50
100
D090
Gain = 1
Gain = 4
Gain = 16
Gain = 64
10 SPS
Figure 7-58. ADC2 Noise vs Temperature
Reference Voltage (V)
0.5
1
1.5
2
2.5
3
3.5
4
4.5
5
0.1
0.2
0.5
1
2
5
10
20
50
100
200
500
1000
D074
10 SPS, Gain = 1
10 SPS, Gain = 4
10 SPS, Gain = 8
10 SPS, Gain = 16
800 SPS, Gain = 8
Figure 7-59. ADC2 Noise vs Reference Voltage
Absolute Input Voltage (V)
0
0.5
1
1.5
2
2.5
3
3.5
4
4.5
5
0
4
8
12
16
20
D082
Gain = 1, T = -40qC
Gain = 1, T = 25qC
Gain = 1, T = 85qC
Gain = 1, T = 125qC
Gain = 4, T = -40qC
Gain = 4, T = 25qC
Gain = 4, T = 85qC
Gain = 4, T = 125qC
Gain = 1, 4
Figure 7-60. ADC2 Absolute Input Current
Absolute Input Voltage (V)
0
0.5
1
1.5
2
2.5
3
3.5
4
4.5
5
0
1
2
3
4
5
6
7
8
D043
Gain = 16, T = -40qC
Gain = 16, T = 25qC
Gain = 16, T = 85qC
Gain = 16, T = 125qC
Gain = 64, T = -40qC
Gain = 64, T = 25qC
Gain = 64, T = 85qC
Gain = 64, T = 125qC
Gain = 16, 64
Figure 7-61. ADC2 Absolute Input Current
Differential Input Voltage (% FSR)
-100
-80
-60
-40
-20
0
20
40
60
80
100
-25
-20
-15
-10
-5
0
5
10
15
20
25
D084
PGA = 1, T = -40qC
PGA = 1, T = 25qC
PGA = 1, T = 85qC
PGA = 1, T = 125qC
PGA = 4, T = -40qC
PGA = 4, T = 25qC
PGA = 4, T = 85qC
PGA = 4, T = 125qC
Gain = 1, 4
Figure 7-62. ADC2 Differential Input Current
Differential Input Voltage (% FSR)
-100
-80
-60
-40
-20
0
20
40
60
80
100
-5
-4
-3
-2
-1
0
1
2
3
4
5
D085
PGA = 16, T = -40qC
PGA = 16, T = 25qC
PGA = 16, T = 85qC
PGA = 16, T = 125qC
PGA = 64, T = -40qC
PGA = 64, T = 25qC
PGA = 64, T = 85qC
PGA = 64, T = 125qC
Gain = 16, 64
Figure 7-63. ADC2 Differential Input Current
www.ti.com
ADS1262, ADS1263
SBAS661C – FEBRUARY 2015 – REVISED MAY 2021
Copyright © 2021 Texas Instruments Incorporated
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Product Folder Links: ADS1262 ADS1263



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