ADS125H02
ADS125H02 is Delta-Sigma ADC manufactured by Texas Instruments.
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SBAS790C
- OCTOBER 2018
- REVISED JUNE 2019
ADS125H02 ±20-V Input, 2-Channel, 40-k SPS, 24-Bit, Delta-Sigma ADC With PGA and Voltage Reference
1 Features
- 1 ±20-V input, 24-bit delta-sigma ADC
- Programmable data rate: 2.5 SPS to 40 k SPS
- High-voltage, high-impedance PGA:
- Differential input range: up to ±20 V
- Programmable gain: 0.125 to 128
- mon-mode input voltage: up to ±15.5 V
- Input impedance: 1 GΩ (minimum)
- High-performance ADC:
- Input noise: 45 n VRMS (20 SPS)
- CMRR: 105 d B
- Normal-mode rejection at 50 Hz, 60 Hz: 95 d B
- Offset drift: 5 n V/°C
- Gain drift: 1 ppm/°C
- INL: 2 ppm
- Integrated Features and diagnostics:
- 2.5-V reference: 3 ppm/°C drift
- Clock oscillator: 2.5% error (maximum)
- Excitation current sources
- GPIO to drive external mux
- Signal and reference voltage...
