Key facts
- Brand
- Analog Devices
- Model
- AD7191
- Industry
- Industrial
- Documents
- 3
- Languages
- EN
- Last added
- 2026-10-16
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AD7191 Pin-Programmable Ultralow Noise 24-Bit Sigma-Delta ADC Datasheet
The AD7191 is a low noise, complete analog front end containing a 24-bit sigma-delta (Σ-Δ) ADC. It features an on-chip programmable gain amplifier with gains of 1, 8, 64, or 128, and supports differential input voltage ranges up to ±5 V. The device includes two differential analog inputs and an internal temperature sensor for compensation.
Read onlineAnalog Devices AD7191 specifications
| RMS Noise (Gain=128) | 15 nV @ 10 Hz |
|---|---|
| Power Supply Voltage | 3 V to 5.25 V |
| Operating Temperature Range | -40°C to +105°C |
| Package Type | 24-lead TSSOP |
Source: AD7191 Pin-Programmable Ultralow Noise 24-Bit Sigma-Delta ADC Datasheet
All Analog Devices AD7191 documents by type
Ratings, dimensions and ordering codes, for selection and design work.
Questions answered in these manuals
What are the programmable PGA gain settings?
The on-chip PGA has a gain of 1, 8, 64, or 128.
From: AD7191 Pin-Programmable Ultralow Noise 24-Bit Sigma-Delta ADC Datasheet
What output data rates are supported?
The output data rate can be programmed to 10 Hz, 50 Hz, 60 Hz, or 120 Hz.
From: AD7191 Pin-Programmable Ultralow Noise 24-Bit Sigma-Delta ADC Datasheet
What output data rates are available for the AD7191?
The AD7191 can be programmed for output data rates of 10 Hz, 50 Hz, 60 Hz, or 120 Hz.
What supply voltage range does the AD7191 require?
The device operates from a power supply of 3 V to 5.25 V.
What is the power supply voltage range for the AD7191?
The AD7191 operates from 3 V to 5.25 V.
How much current does the AD7191 typically draw?
Typical supply current is 4.35 mA.