Overview
The ADuCM355BCCZ-RL7, produced by Analog Devices Inc., is an ultralow power, mixed-signal microcontroller designed to control and measure electrochemical sensors and biosensors. It is based on the 26 MHz Arm Cortex-M3 processor, a 32-bit reduced instruction set computer (RISC) machine. This microcontroller is optimized for applications requiring precise current, voltage, and impedance measurements, making it suitable for various sensing and monitoring tasks.
Key Specifications
| Parameter | Value |
|---|---|
| Processor | 26 MHz Arm Cortex-M3 |
| Memory | 128 kB flash, 64 kB SRAM |
| Supply Voltage | 2.8 V to 3.6 V |
| Temperature Range | −40°C to +85°C |
| Package | 72-lead LGA, 6 mm × 5 mm |
| ADC | 16-bit, 400 kSPS, multichannel SAR ADC |
| DACs | Dual output, 12-bit string DACs and one high speed DAC |
| Communication Peripherals | UART, I2C, two SPI ports, GPIO |
| Timers | Three general-purpose timers, wake-up timer, system watchdog timer |
| Power Consumption | 30 μA/MHz (active), 8.5 μA (hibernate), 2 μA (shutdown) |
Key Features
- Precision analog front end with current, voltage, and impedance measurement capabilities.
- Two low power, low noise amplifiers for potentiostat capability.
- Three transimpedance amplifiers (TIA) with programmable gain and load resistors.
- High speed DAC for impedance measurements up to 200 kHz.
- On-chip, precision voltage references (2.5 V and 1.82 V).
- Internal temperature sensor with ±2°C accuracy.
- Programmable load and gain resistors, analog hardware accelerators, and digital waveform generator.
- Support for UART, I2C, two SPI ports, and up to 17 GPIO pins.
- General-purpose, wake-up, and watchdog timers.
- Low power modes including hibernate and shutdown.
Applications
- Gas detection
- Food quality monitoring
- Environmental sensing (air, water, and soil)
- Blood glucose meters
- Life sciences and biosensing analysis
- Bioimpedance measurements
- General amperometry, voltammetry, and impedance spectroscopy functions.
Q & A
- What is the primary function of the ADuCM355BCCZ-RL7? The ADuCM355BCCZ-RL7 is designed to control and measure electrochemical sensors and biosensors.
- What processor does the ADuCM355BCCZ-RL7 use? It uses a 26 MHz Arm Cortex-M3 processor.
- What is the memory configuration of the ADuCM355BCCZ-RL7? It has 128 kB of flash memory and 64 kB of SRAM.
- What is the operating voltage range of the ADuCM355BCCZ-RL7? The operating voltage range is 2.8 V to 3.6 V.
- What are the key communication peripherals available on the ADuCM355BCCZ-RL7? The device supports UART, I2C, two SPI ports, and up to 17 GPIO pins.
- What are the power consumption modes of the ADuCM355BCCZ-RL7? The device has active, hibernate, and shutdown modes with respective power consumptions of 30 μA/MHz, 8.5 μA, and 2 μA.
- What is the temperature range for which the ADuCM355BCCZ-RL7 is specified? The device is specified for −40°C to +85°C ambient operation.
- What types of measurements can the ADuCM355BCCZ-RL7 perform? It can perform current, voltage, and impedance measurements.
- Does the ADuCM355BCCZ-RL7 have any on-chip voltage references? Yes, it has 2.5 V and 1.82 V on-chip, precision voltage references.
- What is the package type and size of the ADuCM355BCCZ-RL7? It is packaged in a 72-lead, 6 mm × 5 mm land grid array (LGA) package.
