12-bit Analog-to-Digital Converter (ADC) with 6 channels, featuring single-ended inputs and a unipolar polarity. This integrated circuit offers a sampling rate of 105 kS/s and supports I2C, SPI, and 2-wire interfaces. Designed for resistive touchscreens, it operates from a single supply voltage between 1.6V and 3.6V, with a maximum power dissipation of 2.3mW. The component is housed in a VQFN package with tin, matte contact plating and is RoHS compliant.
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Analog Devices AD7879-1WACPZ-RL7 technical specifications.
| Package/Case | VQFN |
| Contact Plating | Tin, Matte |
| Full Scale Error | 4LSB |
| Input Capacitance | 30pF |
| Input Type | SINGLE-ENDED |
| Integral Nonlinearity (INL) | 3LSB |
| Interface | I2C, SPI, 2-Wire |
| Lead Free | Contains Lead |
| Max Input Voltage | 3.6V |
| Min Input Voltage | 1.6V |
| Max Operating Temperature | 85°C |
| Min Operating Temperature | -40°C |
| Max Power Dissipation | 2.138W |
| Max Supply Voltage | 3.6V |
| Min Supply Voltage | 1.6V |
| Number of A/D Converters | 1 |
| Number of Analog Inputs | 2 |
| Number of Channels | 6 |
| Number of Elements | 1 |
| Operating Supply Voltage | 2.6V |
| Package Quantity | 1500 |
| Packaging | Tape and Reel |
| Polarity | Unipolar |
| Power Dissipation | 2.3mW |
| Resolution | 12b |
| RoHS Compliant | Yes |
| Sampling Rate | 105KS/s |
| Supply Type | Single |
| Touchscreen | Resistive |
| RoHS | Compliant |
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