The AD7883 is a high speed, low power, 12-bit A/D converter which operates from a single +3 V to +3.6 V supply. It consists of a 5 µs track/hold amplifier, a 15 µs successive-approximation ADC, versatile interface logic and a multiple-input-range circuit. The part also includes a power save feature. Fast bus access times and standard control inputs ensure easy interfacing to modern micropro
The AD7883 is a high-speed, low-power, 12-bit analog-to-digital converter (ADC) fabricated in Analog Devices' Linear Compatible CMOS process. It operates from a single +3 V to +3.6 V supply and features a 5 µs track/hold amplifier and a 15 µs successive-approximation ADC. The device includes versatile interface logic and a multiple-input-range circuit, making it suitable for battery-powered portable systems and laptop computers.
| Resolution | 12 Bits |
|---|---|
| Supply Voltage | +3 V to +3.6 V |
| Throughput Rate | 50 kHz |
| Conversion Time | 15 µs |
| Acquisition Time | 5 µs |
| Total Harmonic Distortion | -80 dB typ |
| Operating Temperature Range | -40 °C to +85 °C |
| Package Options | 24-Lead SOIC and 0.3" DIP |
The device operates from a single +3 V to +3.6 V supply.
The maximum conversion time is 15 µs.
The AD7883 is available in a 24-pin, 0.3 inch-wide, plastic dual-in-line package (DIP) as well as a small 24-lead SOIC package.