Overview
The ADUC824BS, produced by Analog Devices Inc., is a highly integrated MicroConverter that combines a precision analog data acquisition system with a microcontroller on a single chip. This device is part of the ADuC8xx series and is fully backward compatible with the ADuC816. It features a high-resolution sigma-delta analog-to-digital converter (ADC), an 8-bit 8052 microcontroller core, and various on-chip peripherals. The ADUC824BS is designed to operate from a single 3V or 5V power supply and is housed in a 52-lead MQFP package, making it suitable for a wide range of applications including industrial automation, consumer electronics, and embedded systems.
Key Specifications
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Core Processor | 8-Bit 8052 | Speed | 12.58 MHz |
| Program Memory Size | 8 KB (8K x 8) FLASH | EEPROM Size | 640 x 8 |
| RAM Size | 256 x 8 | Number of I/O | 34 |
| Connectivity | EBI/EMI, I²C, SPI, UART/USART | Peripherals | POR, PSM, Temp Sensor, WDT |
| Data Converters | A/D 3x16b, 4x24b; D/A 1x12b | Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 85°C | Voltage - Supply (Vcc/Vdd) | 2.7V ~ 5.25V |
| Package / Case | 52-MQFP (10x10) | Mounting Type | Surface Mount |
Key Features
- High-resolution sigma-delta ADCs with 16-bit and 24-bit resolution, including a programmable gain front end and on-chip digital filtering.
- 8-bit 8052 microcontroller core with 8 KB of nonvolatile Flash program memory, 640 bytes of nonvolatile Flash/EE data memory, and 256 bytes of RAM.
- On-chip analog functionality including a 12-bit DAC, current sources, power supply monitor, and a bandgap reference.
- Digital peripherals such as a watchdog timer, time interval counter, three timers/counters, and three serial I/O ports (SPI, UART, and I²C-compatible).
- Support for in-circuit serial download and debug modes via UART and single-pin emulation mode via the EA pin.
- Low power consumption, with power dissipation below 10 mW when operating from a 3V supply.
Applications
The ADUC824BS is versatile and suitable for various applications, including:
- Industrial automation: Ideal for applications requiring precise analog data acquisition and control, such as weigh scales, strain-gauge, pressure transducers, and temperature measurement.
- Embedded systems: Suitable for systems that require integrated analog and digital functionality in a single chip.
- Consumer electronics: Can be used in consumer devices that need high-resolution analog-to-digital conversion and microcontroller capabilities.
Q & A
- Q: What is the core processor of the ADUC824BS?
A: The core processor is an 8-bit 8052 microcontroller core.
- Q: What are the key analog features of the ADUC824BS?
A: The device includes high-resolution sigma-delta ADCs (16-bit and 24-bit), a 12-bit DAC, current sources, a power supply monitor, and a bandgap reference.
- Q: What are the power supply requirements for the ADUC824BS?
A: The device operates from a single 3V or 5V power supply, with voltage ranges of 2.7V to 3.6V for 3V operation and 4.75V to 5.25V for 5V operation).
- Q: What is the package type and pin count of the ADUC824BS?
A: The device is housed in a 52-lead MQFP package).
- Q: What are the operating temperature ranges for the ADUC824BS?
A: The operating temperature range is -40°C to 85°C).
- Q: Does the ADUC824BS support serial communication protocols?
A: Yes, it supports SPI, UART, and I²C-compatible serial I/O ports).
- Q: What is the warranty period for the ADUC824BS-REEL from Ovaga?
A: Ovaga offers a 1-year warranty for the ADUC824BS-REEL).
- Q: How can I ensure the authenticity of the ADUC824BS-REEL from Analog Devices?
A: Ensure you purchase from authorized distributors or verify the credentials through the supplier's qualification process).
- Q: What are the memory specifications of the ADUC824BS?
A: The device includes 8 KB of nonvolatile Flash program memory, 640 bytes of nonvolatile Flash/EE data memory, and 256 bytes of RAM).
- Q: Is the ADUC824BS backward compatible with other models?
A: Yes, it is 100% backward compatible with the ADuC816).
