Overview
The STM32L162RDT6TR is an ultra-low-power microcontroller from STMicroelectronics, part of the STM32L1 series. It integrates the high-performance Arm® Cortex®-M3 32-bit RISC core, operating at a frequency of up to 32 MHz. This device is designed for low-power applications and features a wide range of peripherals and interfaces, including USB, USART, SPI, I2C, and I2S. The microcontroller also includes advanced analog peripherals such as operational amplifiers, a 12-bit ADC, and DACs. It is particularly suited for applications requiring high performance and low power consumption.
Key Specifications
| Parameter | Value |
|---|---|
| Core | Arm® Cortex®-M3 32-bit CPU |
| Maximum Frequency | Up to 32 MHz |
| Flash Memory | 384 Kbytes with ECC |
| RAM | 48 Kbytes |
| EEPROM | 12 Kbytes with ECC |
| Backup Register | 128 bytes |
| Power Supply | 1.8 to 3.6 V (down to 1.65 V at power down) |
| Temperature Range | -40°C to +105°C |
| Package | LQFP 64 (10x10x1.4 mm) |
| Timers | 1x 32-bit, 6x 16-bit, 2x basic timers |
| Communication Interfaces | USB 2.0, up to 3x USART, up to 3x SPI, 2x I2C, 2x I2S, 1x SDIO |
| Analog Peripherals | 3x operational amplifiers, 12-bit ADC, 2x DACs, 2x ultra-low-power comparators |
| Capacitive Sensing Channels | Up to 34 channels |
Key Features
- Ultra-low-power platform with multiple power-saving modes (Standby, Stop, Low-power run)
- High-performance Arm® Cortex®-M3 32-bit CPU with up to 32 MHz frequency
- Rich set of peripherals including USB, USART, SPI, I2C, I2S, and SDIO
- Advanced analog peripherals: operational amplifiers, 12-bit ADC, DACs, and ultra-low-power comparators
- Integrated LCD controller with built-in LCD voltage generator
- Up to 34 capacitive sensing channels for touch sensing functionality
- AES-128 bit encryption hardware accelerator
- Real-time clock and backup registers
- Low-power, ultra-safe BOR (brownout reset) with 5 selectable thresholds
- Programmable voltage detector (PVD) and clock sources including crystal oscillators and internal RC oscillators
Applications
The STM32L162RDT6TR is suitable for a wide range of applications that require high performance and low power consumption, such as:
- Industrial automation and control systems
- Medical devices and healthcare equipment
- Consumer electronics and appliances
- Automotive systems and telematics
- IoT devices and smart home applications
- Low-power wireless communication devices
Q & A
- What is the core architecture of the STM32L162RDT6TR?
The core architecture is based on the Arm® Cortex®-M3 32-bit RISC CPU.
- What is the maximum operating frequency of the STM32L162RDT6TR?
The maximum operating frequency is up to 32 MHz.
- What types of memory does the STM32L162RDT6TR have?
The device has 384 Kbytes of Flash memory, 48 Kbytes of RAM, and 12 Kbytes of EEPROM.
- What is the power supply range for the STM32L162RDT6TR?
The power supply range is from 1.8 to 3.6 V (down to 1.65 V at power down).
- What are the key analog peripherals of the STM32L162RDT6TR?
The key analog peripherals include three operational amplifiers, a 12-bit ADC, two DACs, and two ultra-low-power comparators.
- Does the STM32L162RDT6TR support capacitive touch sensing?
Yes, it supports up to 34 capacitive sensing channels.
- What communication interfaces are available on the STM32L162RDT6TR?
The device includes USB 2.0, USART, SPI, I2C, I2S, and SDIO interfaces.
- What is the temperature range for the STM32L162RDT6TR?
The temperature range is from -40°C to +105°C.
- Does the STM32L162RDT6TR have any security features?
Yes, it includes an AES-128 bit encryption hardware accelerator.
- What are the power-saving modes available on the STM32L162RDT6TR?
The device features Standby, Stop, and Low-power run modes.
