Key facts
- Brand
- Texas Instruments
- Model
- ADS1294
- Industry
- Industrial
- Documents
- 2
- Languages
- EN · ZH
- Last added
- 2012-04-07
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Texas Instruments ADS1294/ADS1296/ADS1298 Datasheet
The ADS1294/1296/1298 family provides an 8‑channel, low‑noise, low‑power analog front‑end designed for ECG, EEG and other biopotential applications. It integrates programmable gain amplifiers, a built‑in right‑leg drive, lead‑off detection, and a SPI‑compatible serial interface.
The device is offered in a 64‑ball BGA package and a TQFP‑64, operates from 2.7 V to 5.25 V analog supply, and supports data rates from 250 SPS up to 32 kSPS. Detailed electrical characteristics, noise performance tables, and mechanical drawings are provided throughout the document.
Texas Instruments ADS1294 specifications
| Number of channels | 8 |
|---|---|
| Resolution | 24‑bit |
| Power consumption (low‑power mode) | 0.75 mW per channel |
| Input‑referred noise (gain = 6, 150 Hz BW) | 4 µVpp |
| Analog supply voltage range | 2.7 V – 5.25 V |
| Digital supply voltage range | 1.65 V – 3.6 V |
| Data‑rate range | 250 SPS – 32 kSPS |
| Operating temperature (standard grade) | 0 °C – +70 °C |
| Operating temperature (industrial grade) | -40 °C – +85 °C |
All Texas Instruments ADS1294 documents by type
Ratings, dimensions and ordering codes, for selection and design work.
Questions answered in these manuals
What is the maximum data‑rate of the ADS1294/1296/1298?
The device supports data rates up to 32 kSPS.
What supply voltages does the device require?
Analog supply can be 2.7 V to 5.25 V and digital supply 1.65 V to 3.6 V.
How many GPIO pins are provided on the ADS129x?
The device provides four general‑purpose I/O pins.
What is the maximum supply voltage for AVDD?
AVDD can be supplied between 2.7 V and 5.25 V.