Overview
The ADuCM322BBCZI-RL is a precision analog microcontroller produced by Analog Devices Inc. This device is a fully integrated, single package solution that combines high-performance analog peripherals with digital peripherals controlled by an 80 MHz ARM® Cortex™-M3 processor. It features integral flash for code and data storage, making it a robust and versatile component for various applications.
The microcontroller is designed to offer low power consumption and high performance, with a 32-bit RISC machine capable of up to 100 MIPS peak performance. It includes on-chip peripherals such as ADCs, VDACs, serial communication controllers, GPIO, and timers, which can be configured under software control.
Key Specifications
| Parameter | Value | Unit | Comments |
|---|---|---|---|
| Processor | ARM Cortex-M3 | - | 80 MHz, 32-bit RISC |
| Flash Memory | 2 x 128 kB | - | Supports execution from one block and simultaneous writing/erasing of the other |
| SRAM | 32 kB | - | - |
| ADC Resolution | 12-bit | - | Up to 1 MSPS on 16 input balls |
| VDACs | Up to 8 | - | Programmable output ranges |
| Operating Voltage | 2.9 V to 3.6 V | V | AVDD = IOVDD = VDD1 |
| Power Consumption | ~300 μA per MHz | μA/MHz | In normal operating mode |
| Package | 96-Ball CSPBGA | - | 6mm x 6mm |
| Oscillator/Clock | Internal or 16 MHz external crystal with PLL at 80 MHz | - | Optional clock division to reduce current consumption |
| Communication Interfaces | 1 x UART, 2 x I2C, 2 x SPI, MDIO | - | - |
| Timers | 3 general-purpose timers, wake-up timer, system watchdog timer | - | - |
| PWM | 16-bit with 7 output channels | - | - |
Key Features
- High-Performance Analog Peripherals: Includes 12-bit ADCs and up to 8 VDACs with programmable output ranges.
- Low Power Consumption: The ARM Cortex-M3 processor consumes about 300 μA per MHz in normal operating mode, with additional low power modes available via software.
- Flexible Memory Configuration: Two separate 128 kB flash blocks support execution from one block and simultaneous writing/erasing of the other.
- Comprehensive On-Chip Peripherals: Includes UART, I2C, SPI, GPIO, 32-element PLA, timers, and a 16-bit PWM with seven output channels.
- Robust Reset Handling: Digital and analog outputs can retain their output voltages through watchdog or software reset sequences.
- Support Ecosystem: Access via the ARM serial wire debug port (SW-DP) and on-chip factory firmware supporting in-circuit serial download via MDIO.
Applications
- Optical Applications: Ideal for 10G, 40G, and 100G optical applications due to its capability to simultaneously execute from one flash block and write/erase the other.
- Industrial Automation: Suitable for applications requiring precise analog data acquisition and control.
- Medical Devices: Can be used in medical devices that require high accuracy and low power consumption.
- Consumer Electronics: Applicable in various consumer electronics that need integrated analog and digital functionalities.
Q & A
- What is the processor type and frequency of the ADuCM322BBCZI-RL?
The ADuCM322BBCZI-RL features an 80 MHz ARM Cortex-M3 processor.
- How much flash memory does the ADuCM322BBCZI-RL have?
The device has 2 x 128 kB flash memory blocks.
- What is the resolution and sampling rate of the ADC on the ADuCM322BBCZI-RL?
The ADC has a 12-bit resolution and can sample at up to 1 MSPS on 16 input balls.
- What are the operating voltage ranges for the ADuCM322BBCZI-RL?
The device operates within a voltage range of 2.9 V to 3.6 V.
- What communication interfaces are available on the ADuCM322BBCZI-RL?
The device includes UART, I2C, SPI, and MDIO interfaces.
- How does the ADuCM322BBCZI-RL handle reset sequences?
The device can be configured so that digital and analog outputs retain their output voltages through watchdog or software reset sequences.
- What is the package type and size of the ADuCM322BBCZI-RL?
The device is packaged in a 96-Ball CSPBGA with dimensions of 6mm x 6mm.
- What are the power consumption characteristics of the ADuCM322BBCZI-RL?
The device consumes about 300 μA per MHz in normal operating mode, with additional low power modes available via software.
- What kind of timers are available on the ADuCM322BBCZI-RL?
The device includes three general-purpose timers, a wake-up timer, and a system watchdog timer.
- Is there a support ecosystem available for the ADuCM322BBCZI-RL?
Yes, the device has a large support ecosystem including access via the ARM serial wire debug port (SW-DP) and on-chip factory firmware.
- What are some typical applications for the ADuCM322BBCZI-RL?
The device is ideal for 10G, 40G, and 100G optical applications, industrial automation, medical devices, and various consumer electronics.
