Overview
The ADUC848BSZ62-3 is a microcontroller from Analog Devices Inc., part of the MicroConverter® ADuC8xx series. This device is a single-cycle, 12.58 MIPs, 8052 core microcontroller that integrates high-resolution Σ-Δ ADCs with embedded flash and data memory. It is designed as a complete smart transducer front end, making it suitable for various applications requiring precise analog-to-digital conversions and robust microcontroller functionality.
Key Specifications
| Specification | Details |
|---|---|
| Microcontroller Core | Single-cycle 8052 core, up to 12.58 MIPs |
| ADC Resolution | 16-bit Σ-Δ ADC (ADUC848 specific) |
| ADC Channels | Up to 10 ADC input channels |
| Memory | 62 kbytes Flash/EE program memory, 4 kbytes Flash/EE data memory, 2304 bytes data RAM |
| Package | 52-Lead MQFP (10mm x 10mm) |
| Temperature Range | −40°C to +125°C |
| Clock Frequency | 32 kHz external crystal, on-chip PLL generating up to 12.58 MHz |
| Power Consumption | Normal Mode: 4.8 mA max at 3.6 V; Power-Down Mode: 20 μA max with wake-up timer running |
| Interfaces | UART, SPI®, I2C®, high speed dedicated baud rate generator |
Key Features
- High resolution 16-bit Σ-Δ ADCs with flexible input multiplexing and internal buffering.
- On-chip digital filtering and programmable output data rates.
- Single-cycle 8052 core microcontroller with up to 12.58 MIPs performance.
- 62 kbytes Flash/EE program memory, 4 kbytes Flash/EE data memory, and 2304 bytes data RAM.
- In-circuit serial download and debug modes via UART, and single-pin emulation mode via the EA pin.
- On-chip peripherals include 3 × 16-bit timers, UART, SPI®, I2C®, watchdog timer, and power supply monitor.
- Dual excitation current sources and time interval counter (wake-up/RTC timer).
Applications
- Multichannel sensor monitoring.
- Industrial and environmental instrumentation.
- Weigh scales, pressure sensors, and temperature monitoring.
- Portable instrumentation and battery-powered systems.
- Data logging and precision system monitoring.
Q & A
- What is the resolution of the ADC in the ADUC848BSZ62-3?
The ADUC848BSZ62-3 features a 16-bit Σ-Δ ADC.
- How many ADC input channels are available on this device?
Up to 10 ADC input channels are available.
- What is the memory configuration of the ADUC848BSZ62-3?
The device includes 62 kbytes Flash/EE program memory, 4 kbytes Flash/EE data memory, and 2304 bytes data RAM.
- What is the operating temperature range of the ADUC848BSZ62-3?
The operating temperature range is −40°C to +125°C.
- What interfaces are supported by the ADUC848BSZ62-3?
The device supports UART, SPI®, I2C®, and a high speed dedicated baud rate generator.
- How does the ADUC848BSZ62-3 handle power consumption?
In normal mode, it consumes up to 4.8 mA at 3.6 V, and in power-down mode, it consumes up to 20 μA with the wake-up timer running.
- What are some common applications for the ADUC848BSZ62-3?
Common applications include multichannel sensor monitoring, industrial and environmental instrumentation, weigh scales, pressure sensors, temperature monitoring, and data logging.
- Does the ADUC848BSZ62-3 support in-circuit programming?
- What is the clock frequency of the ADUC848BSZ62-3?
The device operates from a 32 kHz external crystal with an on-chip PLL generating up to 12.58 MHz.
- What kind of microcontroller core does the ADUC848BSZ62-3 use?
The device uses a single-cycle 8052 core microcontroller.
