24-bit, 1-channel Analog Front End (AFE) for ECG applications. Features a 1.7V to 3.6V operating supply voltage range, with a maximum supply voltage of 5.25V. Offers a sampling rate of 8 kS/s and a conversion rate of 125 S/s, delivering 24-bit resolution and 107dB Signal to Noise Ratio (SNR). Operates with a low power consumption of 250µA at 250µW maximum power dissipation. Includes a SPI interface and is housed in a gold-plated TQFP package, operating from -40°C to 85°C.
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Texas Instruments ADS1291IPBS 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 | 250 |
| Packaging | Rail/Tube |
| 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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