Overview
The STM32L162VDT6 is a member of the ultra-low-power STM32L1 series of microcontrollers from STMicroelectronics. This device is based on the Arm® Cortex®-M3 32-bit CPU and is designed to provide high performance and low power consumption, making it ideal for battery-powered devices and applications requiring extended battery life.
The STM32L162VDT6 features advanced power-saving technologies, including multiple low-power modes, a wide voltage range, and a variety of peripherals to support various applications. It is available in several package options, including LQFP144, LQFP100, LQFP64, UFBGA132, and WLCSP64.
Key Specifications
| Parameter | Value |
|---|---|
| Core | Arm® Cortex®-M3 32-bit CPU |
| Flash Memory | 384 Kbytes with ECC |
| RAM | 48 Kbytes |
| EEPROM | 12 Kbytes with ECC |
| Power Supply | 1.65 V to 3.6 V |
| Temperature Range | -40°C to 105°C |
| Low-Power Modes | Standby: 305 nA (3 wakeup pins), 1.15 µA (with RTC); Stop: 0.475 µA (16 wakeup lines), 1.35 µA (with RTC); Run: 11 µA (low-power), 230 µA/MHz |
| Clock Sources | 1 to 24 MHz crystal oscillator, 32 kHz oscillator for RTC, internal 16 MHz RC, internal low power 37 kHz RC, internal multispeed low power 65 kHz to 4.2 MHz, PLL for CPU clock and USB (48 MHz) |
| Communication Interfaces | USB 2.0, 5x USARTs, up to 8x SPIs, 2x I2Cs, 1x SDIO interface |
| Analog Peripherals | 3x operational amplifiers, 12-bit ADC (1 Msps, up to 40 channels), 12-bit DAC (2 ch with output buffers), 2x ultra-low-power comparators |
| Timers and Watchdogs | 11x timers, 2x watchdog timers (independent and window) |
| Package Options | LQFP144, LQFP100, LQFP64, UFBGA132, WLCSP64 |
Key Features
- Ultra-low-power platform with multiple low-power modes (Standby, Stop, Run) to minimize power consumption.
- AES-128 bit encryption hardware accelerator for secure data processing.
- Rich set of analog peripherals including operational amplifiers, ADC, DAC, and ultra-low-power comparators.
- Advanced clock management with various internal and external clock sources.
- Pre-programmed bootloader supporting USB and USART.
- Development support with serial wire debug, JTAG, and trace capabilities.
- LCD driver supporting up to 8x40 segments with contrast adjustment and blinking mode.
- DMA controller with 12 channels for efficient data transfer.
- Up to 116 fast I/Os (102 I/Os 5V tolerant) with external interrupt vectors.
- Capacitive sensing with up to 34 channels.
- CRC calculation unit and 96-bit unique ID.
Applications
- Battery-powered devices such as smart meters, industrial sensors, and medical devices.
- IoT devices requiring low power consumption and high performance.
- Automotive applications where low power and reliability are crucial.
- Consumer electronics such as wearables, fitness trackers, and smart home devices.
- Industrial automation and control systems.
Q & A
- What is the core architecture of the STM32L162VDT6?
The STM32L162VDT6 is based on the Arm® Cortex®-M3 32-bit CPU.
- What are the power supply voltage ranges for the STM32L162VDT6?
The power supply voltage range is from 1.65 V to 3.6 V.
- What are the different low-power modes available on the STM32L162VDT6?
The device supports Standby, Stop, and Run modes with various power consumption levels.
- Does the STM32L162VDT6 support encryption?
Yes, it includes an AES-128 bit encryption hardware accelerator.
- What types of communication interfaces are available on the STM32L162VDT6?
The device supports USB 2.0, USARTs, SPIs, I2Cs, and SDIO interface.
- What is the maximum clock frequency of the STM32L162VDT6?
The maximum clock frequency is up to 32 MHz.
- Does the STM32L162VDT6 have built-in LCD support?
Yes, it includes an LCD driver for up to 8x40 segments.
- How many I/Os does the STM32L162VDT6 have?
The device has up to 116 fast I/Os (102 I/Os 5V tolerant).
- What development tools are supported by the STM32L162VDT6?
The device supports serial wire debug, JTAG, and trace capabilities.
- What are some typical applications for the STM32L162VDT6?
Typical applications include battery-powered devices, IoT devices, automotive systems, consumer electronics, and industrial automation.
