The AD5790 is a 20-bit single-channel voltage output digital-to-analog converter (DAC) with ±2 LSB integral nonlinearity (INL), 8 nV/√Hz output noise spectral density, 0.1 LSB long-term linearity error stability, ±0.018 ppm/°C gain error temperature coefficient, and other features. The product integrates precision reference buffers, operates in a temperature range of -40°C to +125°C, supports a 4 mm × 5 mm LFCSP package, has a wide power supply range of up to ±16.5 V, and a 35 MHz Schmitt-triggered digital interface. It is suitable for applications such as medical instrumentation, test and measurement, industrial control, scientific and aerospace instrumentation, data acquisition systems, digital gain and offset adjustment, and power supply control.
The AD5790 is a single‑ended 20‑bit voltage‑output digital‑to‑analog converter designed for high‑precision applications such as medical instrumentation, test and measurement, and industrial control. It operates from a bipolar supply up to ±16.5 V, offers a low 8 nV/V·Hz noise floor, and includes on‑chip reference buffers and a power‑on reset circuit.
The datasheet provides detailed specifications, timing characteristics, absolute maximum ratings, and recommended operating conditions. It also lists companion products, evaluation board information, and mechanical dimensions for the 4 mm × 5 mm LFCSP package.
| Resolution | 20 Bits |
|---|---|
| Integral Nonlinearity Error | ±2 LSB |
| Gain Error Temperature Coefficient | +0.018 ppm/°C |
| Operating Temperature Range | -40°C to +125°C |
| Package | 4 mm × 5 mm LFCSP |
| Supply Voltage Range | Up to +16.5 V |
The AD5790 provides a 20‑bit resolution.
It operates from –40 °C to +125 °C.
The device can be powered with a supply up to +16.5 V.