This document describes the features and characteristics of Analog Devices' ADuC824 product. The product is a MicroConverter® with high-resolution Sigma-Delta ADCs, programmable gain front end, embedded FLASH MCU, and other features.
The ADuC824 is a dual‑channel MicroConverter integrating high‑resolution sigma‑delta ADCs, an 8051‑compatible MCU, and on‑chip Flash/EE memory. It supports 3 V or 5 V operation and offers extensive on‑chip peripherals such as DAC, temperature sensor, current sources, and serial interfaces.
The document provides a complete description of the device architecture, pin functions, timing specifications, power‑supply requirements, and a QuickStart development system for hardware and software debugging.
| Primary ADC Resolution | 24 bits (no missing codes) |
|---|---|
| Auxiliary ADC Resolution | 16 bits (no missing codes) |
| Conversion Rate | 5.4 Hz min (both channels) |
| Flash Program Memory | 8 KB |
| Flash Data Memory | 640 bytes |
| Power Consumption (Normal Mode) | 3 mA @ 3 V |
| Supply Voltage | 3 V or 5 V |
| Programmable I/O Lines | 26 |
The part operates from a single 3 V or 5 V supply.
It provides 26 programmable I/O lines.
The device includes 8 KB of Flash program memory and 640 bytes of Flash data memory.