14-bit, 2MSPS SAR Analog-to-Digital Converter (ADC) with dual unipolar pseudo-differential input channels. Features 82dB Signal-to-Noise Ratio (SNR) and 86dB Spurious-free dynamic range (SFDR). Operates with a supply voltage range of 1.65V to 5.25V, consuming 10.5mW typical power. Integral Nonlinearity (INL) is 2.5LSB, with a full-scale error of 4LSB. SPI interface for data transfer. Packaged in a 16-WQFN with gold contact plating, suitable for operation from -40°C to 125°C.
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Texas Instruments ADS7946SRTET technical specifications.
| Package/Case | QFN |
| Contact Plating | Gold |
| Conversion Rate | 2MS/s |
| Full Scale Error | 4LSB |
| Height | 0.75mm |
| Input Type | SINGLE-ENDED |
| Integral Nonlinearity (INL) | 2.5LSB |
| Interface | SPI |
| Lead Free | Lead Free |
| Length | 3.15mm |
| Max Operating Temperature | 125°C |
| Min Operating Temperature | -40°C |
| Max Power Dissipation | 11.6mW |
| Max Supply Voltage (DC) | 5.25V |
| Min Supply Voltage (DC) | 1.65V |
| Max Supply Voltage | 5.25V |
| Min Supply Voltage | 2.7V |
| Number of A/D Converters | 1 |
| Number of Analog Inputs | 2 |
| Number of Bits | 14 |
| Number of Channels | 1 |
| Number of Converters | 1 |
| Number of Elements | 1 |
| Number of Inputs | 2 |
| Operating Supply Voltage | 3.3V |
| Package Quantity | 1 |
| Packaging | Tape and Reel |
| Polarity | Unipolar |
| Power Consumption | 10.5mW |
| Reach SVHC Compliant | No |
| Resolution | 14b |
| RoHS Compliant | Yes |
| Sampling Rate | 2MS/s |
| Signal to Noise Ratio (SNR) | 82dB |
| Spurious-free dynamic range (SFDR) | 86dB |
| Supply Current | 4mA |
| Supply Type | Analog, Digital, Single |
| Width | 3.15mm |
| RoHS | Compliant |
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