Overview
The ADUC814ARU-REEL7, produced by Analog Devices Inc., is a fully integrated 12-bit data acquisition system-on-a-chip. This MicroConverter® device combines a high-performance multichannel analog-to-digital converter (ADC), a dual 12-bit digital-to-analog converter (DAC), and an 8052-based microcontroller (MCU) with Flash and EEPROM memory. The device operates from a 3V or 5V power supply and is available in a 28-pin Thin Shrink Small Outline Package (TSSOP).
Key Specifications
| Parameter | Specification |
|---|---|
| ADC Resolution | 12-bit |
| ADC Channels | 6 channels |
| ADC Sample Rate | 247 kSPS |
| DAC Resolution | 12-bit |
| DAC Settling Time | 15 µs |
| MCU Core | 8052-based MCU |
| Program Memory | 8 kBytes Flash/EEPROM |
| Data Memory | 640 bytes Flash/EEPROM, 256 bytes RAM |
| Operating Temperature | -40°C to +125°C |
| Package Type | 28-pin TSSOP |
| Power Supply | 3V or 5V |
Key Features
- High-speed data capture mode with a 247 kSPS ADC and 12-bit resolution.
- Dual 12-bit DACs with 15 µs settling time.
- Programmable reference via on-chip DAC for low-level inputs.
- 8052-based MCU with 8 kBytes of nonvolatile Flash/EEPROM program memory, 640 bytes of nonvolatile Flash/EEPROM data memory, and 256 bytes of RAM.
- On-chip peripherals include a watchdog timer, three timer/counters, UART, and SPI serial interfaces.
- Power supply monitor and band gap reference.
- Low power operation with power-saving modes).
Applications
- Optical networking—laser power control).
- Base station systems—power amplifier bias control).
- Precision instruments and smart sensors).
- Battery-powered systems and precision system monitors).
Q & A
- What is the ADC resolution of the ADUC814ARU-REEL7?
The ADC resolution is 12-bit).
- How many ADC channels does the ADUC814ARU-REEL7 have?
The device has 6 ADC channels).
- What is the sample rate of the ADC?
The ADC sample rate is 247 kSPS).
- What is the resolution of the DACs?
The DACs have a 12-bit resolution).
- What is the settling time of the DACs?
The settling time of the DACs is 15 µs).
- What type of MCU core does the ADUC814ARU-REEL7 use?
The MCU core is 8052-based).
- How much program memory does the device have?
The device has 8 kBytes of nonvolatile Flash/EEPROM program memory).
- What are the operating temperature ranges for the ADUC814ARU-REEL7?
The operating temperature range is -40°C to +125°C).
- In what package type is the ADUC814ARU-REEL7 available?
The device is available in a 28-pin TSSOP package).
- What are the power supply options for the ADUC814ARU-REEL7?
The device operates on either a 3V or 5V power supply).
