Low-power, 24-bit, 1-channel analog front end (AFE) for ECG applications. Features a 125S/s conversion rate, 8KS/s sampling rate, and 107dB signal-to-noise ratio. Operates with a supply voltage range of 1.7V to 3.6V (DC) and a maximum of 5.25V. Includes a differential input type and SPI interface. Packaged in a 32-TQFP with gold contact plating, operating from -40°C to 85°C.
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Texas Instruments ADS1291IPBSR technical specifications.
| Package/Case | TQFP |
| Contact Plating | Gold |
| Conversion Rate | 125S/s |
| Input Type | DIFFERENTIAL |
| Interface | SPI |
| Lead Free | Lead Free |
| Max Operating Temperature | 85°C |
| Min Operating Temperature | -40°C |
| Max Power Dissipation | 495uW |
| Max Supply Voltage (DC) | 3.6V |
| Min Supply Voltage (DC) | 1.7V |
| Max Supply Voltage | 5.25V |
| Min Supply Voltage | 1.7V |
| Number of A/D Converters | 1 |
| Number of Bits | 24 |
| Number of Channels | 1 |
| Number of Converters | 2 |
| Number of Inputs | 1 |
| Operating Supply Current | 250uA |
| Package Quantity | 1000 |
| Packaging | Tape and Reel |
| Radiation Hardening | No |
| Resolution | 24b |
| RoHS Compliant | Yes |
| Sampling Rate | 8KS/s |
| Signal to Noise Ratio (SNR) | 107dB |
| Type | General Purpose |
| RoHS | Compliant |
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