Overview
The ADUC848BSZ62-5 from Analog Devices Inc. is a high-performance microcontroller designed for a variety of applications requiring advanced analog and digital capabilities. This device is part of the ADuC848 family, which includes single-cycle, 12.58 MIPs, 8052 core upgrades. It integrates high-resolution Σ-Δ ADCs, flexible input multiplexing, and a fast 8-bit MCU, along with program and data Flash/EE memory on a single chip.
The ADUC848BSZ62-5 is particularly suited for applications that demand precise measurement and control, such as multichannel sensor monitoring, industrial and environmental instrumentation, and precision system monitoring.
Key Specifications
| Parameter | Value | Unit | Comments |
|---|---|---|---|
| Microcontroller Core | 8052-based core | - | Single-cycle, 12.58 MIPs |
| ADC Resolution | 16-bit Σ-Δ ADC | - | Up to 10 ADC input channels |
| Memory | 62 kbytes Flash/EE program memory | - | 100-year retention, 100 kcycle endurance |
| 4 kbytes Flash/EE data memory | - | - | |
| 2304 bytes data RAM | - | - | |
| Operating Voltage | 3 V / 5 V | V | Normal mode: 2.7-3.6 V (3V), 4.75-5.25 V (5V) |
| Operating Temperature | −40°C to +125°C | °C | - |
| Package | 52-Lead MQFP / 56-Lead LFCSP | - | 8mm x 8mm (LFCSP), 14mm x 14mm (MQFP) |
| Power Consumption | 4.8 mA max at 3.6 V (core CLK = 1.57 MHz) | mA | Normal mode |
| 20 μA max with wake-up timer running | μA | Power-down mode |
Key Features
- High-resolution 16-bit Σ-Δ ADCs with up to 10 ADC input channels and flexible input multiplexing.
- Single-cycle 8052-based core with 12.58 MIPs performance and 8051-compatible instruction set.
- On-chip programmable PLL generating a high frequency clock of 12.58 MHz from a 32 kHz crystal.
- 62 kbytes of on-chip Flash/EE program memory, 4 kbytes of Flash/EE data memory, and 2304 bytes of data RAM.
- Dual 16-bit Σ-Δ DACs, on-chip temperature sensor (ADuC845 only), and dual excitation current sources.
- UART, SPI®, and I2C® serial I/O, high speed dedicated baud rate generator, and watchdog timer.
- Power supply monitor (PSM), internal power-on reset circuit, and time interval counter (wake-up/RTC timer).
- In-circuit serial download and debug modes via UART, and single-pin emulation mode via the EA pin.
Applications
- Multichannel sensor monitoring and industrial/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 core architecture of the ADUC848BSZ62-5?
The ADUC848BSZ62-5 features an 8052-based core with a single-cycle architecture and 12.58 MIPs performance.
- What is the resolution of the ADC in the ADUC848BSZ62-5?
The ADUC848BSZ62-5 includes a 16-bit Σ-Δ ADC.
- How much on-chip memory does the ADUC848BSZ62-5 have?
The device has 62 kbytes of Flash/EE program memory, 4 kbytes of Flash/EE data memory, and 2304 bytes of data RAM.
- What are the operating voltage and temperature ranges for the ADUC848BSZ62-5?
The device operates from 2.7-3.6 V (3V) or 4.75-5.25 V (5V) and has an operating temperature range of −40°C to +125°C.
- What types of serial communication interfaces are available on the ADUC848BSZ62-5?
The device supports UART, SPI®, and I2C® serial I/O.
- Does the ADUC848BSZ62-5 support in-circuit programming?
Yes, it supports in-circuit serial download and debug modes via UART.
- What are some common applications for the ADUC848BSZ62-5?
Common applications include multichannel sensor monitoring, industrial/environmental instrumentation, weigh scales, pressure sensors, and data logging.
- What is the power consumption of the ADUC848BSZ62-5 in normal and power-down modes?
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.
- Does the ADUC848BSZ62-5 have any on-chip peripherals for timing and control?
Yes, it includes a watchdog timer, time interval counter (wake-up/RTC timer), and high speed dedicated baud rate generator.
- What kind of package options are available for the ADUC848BSZ62-5?
The device is available in 52-Lead MQFP and 56-Lead LFCSP packages.
- Is the ADUC848BSZ62-5 suitable for battery-powered systems?
Yes, it is suitable for battery-powered systems due to its low power consumption in power-down mode.
