Overview
The ADUC848BCPZ62-3 is a MicroConverter® from Analog Devices Inc., integrating multiple functionalities into a single chip. It is part of the ADuC845, ADuC847, and ADuC848 family, which are single-cycle, 8052 core upgrades. This device is designed as a complete smart transducer front end, combining high-resolution analog-to-digital converters (ADCs), a fast 8-bit microcontroller (MCU), and on-chip program and data Flash/EE memory. The ADUC848BCPZ62-3 specifically features a 16-bit Σ-Δ ADC, making it suitable for applications requiring precise analog measurements.
Key Specifications
| Parameter | Value | Unit | Comments |
|---|---|---|---|
| Package | 56-Lead LFCSP | - | 8mm x 8mm with EP |
| Temperature Range | -40°C to +85°C | °C | - |
| ADC Resolution | 16-bit | - | Σ-Δ ADC |
| ADC Channels | Up to 10 | - | Flexible input multiplexing |
| MCU Core | 8052-based, single-cycle | - | Up to 12.58 MIPS |
| Program Memory | 62 kBytes Flash/EE | kBytes | 100-year retention, 100 kCycle endurance |
| Data Memory | 4 kBytes Flash/EE, 2304 bytes RAM | kBytes, bytes | - |
| Power Supply | 2.7 V to 3.6 V or 4.75 V to 5.25 V | V | AVDD/DVDD |
| Power Consumption (Normal Mode) | 4.8 mA max at 3.6 V | mA | Core clock = 1.57 MHz |
| Power Consumption (Power-Down Mode) | 20 μA max with wake-up timer running | μA | TMAX = 85°C; OSC on; TIC on |
Key Features
- High-resolution 16-bit Σ-Δ ADC with up to 10 input channels and flexible input multiplexing.
- Single-cycle 8052-based MCU core with up to 12.58 MIPS performance and 8051-compatible instruction set.
- On-chip program memory: 62 kBytes Flash/EE with 100-year retention and 100 kCycle endurance.
- On-chip data memory: 4 kBytes Flash/EE and 2304 bytes RAM.
- On-chip peripherals include UART, SPI®, I2C®, watchdog timer, power supply monitor, and time interval counter.
- Dual 16-bit Σ-Δ DACs and a 12-bit voltage output DAC.
- Internal power-on reset circuit and high-speed dedicated baud rate generator.
- In-circuit serial download and debug modes via UART, and single-pin emulation mode via the EA pin.
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 primary function of the ADUC848BCPZ62-3?
The ADUC848BCPZ62-3 is a MicroConverter that integrates a high-resolution 16-bit Σ-Δ ADC, an 8052-based MCU, and on-chip program and data memory, serving as a complete smart transducer front end.
- What is the temperature range of the ADUC848BCPZ62-3?
The temperature range is -40°C to +85°C.
- How many ADC channels does the ADUC848BCPZ62-3 support?
It supports up to 10 ADC input channels with flexible input multiplexing.
- What is the performance of the MCU core in the ADUC848BCPZ62-3?
The MCU core is an 8052-based, single-cycle core offering up to 12.58 MIPS performance.
- What types of memory are available on the ADUC848BCPZ62-3?
The device includes 62 kBytes of Flash/EE program memory, 4 kBytes of Flash/EE data memory, and 2304 bytes of data RAM.
- What are the power supply requirements for the ADUC848BCPZ62-3?
The device operates from 2.7 V to 3.6 V or 4.75 V to 5.25 V for AVDD/DVDD.
- What is the power consumption in normal mode?
The power consumption is up to 4.8 mA at 3.6 V with a core clock of 1.57 MHz.
- What is the power consumption in power-down mode?
The power consumption is up to 20 μA with the wake-up timer running at TMAX = 85°C.
- What on-chip peripherals are available?
The device includes UART, SPI®, I2C®, watchdog timer, power supply monitor, and time interval counter among others.
- What are some common applications of the ADUC848BCPZ62-3?
Common applications include multichannel sensor monitoring, industrial and environmental instrumentation, weigh scales, pressure sensors, temperature monitoring, and data logging.
- How does the ADUC848BCPZ62-3 support development and debugging?
The device supports in-circuit serial download and debug modes via UART, as well as single-pin emulation mode via the EA pin.
