Overview
The STM32L152VCH6D is a 32-bit microcontroller from STMicroelectronics, part of the STM32L series. It is built around the ARM Cortex-M3 32-bit RISC core, operating at a frequency of up to 32 MHz. This ultra-low-power device is designed for applications requiring high performance and low energy consumption.
The STM32L152VCH6D integrates a range of peripherals, including USB, USART, SPI, I2C, and I2S interfaces, making it versatile for various applications. It also features advanced analog peripherals such as operational amplifiers, a 12-bit ADC, and DACs. The device supports multiple power-saving modes, including Standby, Stop, and Low-power run modes, which are crucial for battery-powered devices.
The microcontroller is available in a 100-pin UFBGA package and operates within a temperature range of -40°C to 105°C, making it suitable for a wide range of industrial and consumer applications.
Key Specifications
| Parameter | Specification |
|---|---|
| Core | ARM Cortex-M3 32-bit CPU |
| Frequency | Up to 32 MHz |
| Supply Voltage | 1.65 V to 3.6 V |
| Memory | 256 Kbytes of Flash memory, 32 Kbytes of RAM, 8 Kbytes of true EEPROM |
| Temperature Range | -40°C to 105°C |
| Package | 100-pin UFBGA |
| Analog Peripherals | 2 operational amplifiers, 1 12-bit ADC, 2 DACs, 2 ultra-low-power comparators |
| Communication Interfaces | USB 2.0, 3 USARTs, up to 3 SPIs, 2 I2Cs, 2 I2S |
| Timers | 1 32-bit timer, 6 16-bit timers, 2 basic timers |
| Capacitive Sensing Channels | Up to 23 channels |
| Power Modes | Standby, Stop, Low-power run modes |
Key Features
- Ultra-low-power platform with multiple power-saving modes (Standby, Stop, Low-power run)
- ARM Cortex-M3 32-bit CPU with up to 32 MHz frequency
- High-speed embedded memories: 256 Kbytes of Flash, 32 Kbytes of RAM, 8 Kbytes of true EEPROM
- Rich analog peripherals: 2 operational amplifiers, 1 12-bit ADC, 2 DACs, 2 ultra-low-power comparators
- Extensive range of communication interfaces: USB 2.0, 3 USARTs, up to 3 SPIs, 2 I2Cs, 2 I2S
- Up to 23 capacitive sensing channels for touch sensing functionality
- Integrated LCD controller (except STM32L151xC devices) with LCD voltage generator
- Real-time clock and backup registers
- Low-power, ultra-safe BOR (brownout reset) with 5 selectable thresholds
- Programmable voltage detector (PVD) and ultra-low-power POR/PDR
- Clock sources: 1 to 24 MHz crystal oscillator, 32 kHz oscillator for RTC, high-speed internal 16 MHz RC, and internal multispeed low-power PLL
Applications
The STM32L152VCH6D is suitable for a variety of applications that require low power consumption and high performance. These include:
- Battery-powered devices such as smart meters, fitness trackers, and wearable devices.
- Industrial automation and control systems.
- Consumer electronics like audio devices, gaming consoles, and smart home appliances.
- Medical devices requiring precise analog measurements and low power consumption.
- Automotive systems, especially those needing robust and reliable performance in harsh environments.
Q & A
- What is the core architecture of the STM32L152VCH6D?
The core architecture is based on the ARM Cortex-M3 32-bit RISC CPU.
- What is the maximum operating frequency of the STM32L152VCH6D?
The maximum operating frequency is up to 32 MHz.
- What is the supply voltage range for the STM32L152VCH6D?
The supply voltage range is from 1.65 V to 3.6 V.
- How much memory does the STM32L152VCH6D have?
The device has 256 Kbytes of Flash memory, 32 Kbytes of RAM, and 8 Kbytes of true EEPROM.
- What are the key analog peripherals of the STM32L152VCH6D?
The key analog peripherals include 2 operational amplifiers, 1 12-bit ADC, 2 DACs, and 2 ultra-low-power comparators.
- What communication interfaces are available on the STM32L152VCH6D?
The device features USB 2.0, 3 USARTs, up to 3 SPIs, 2 I2Cs, and 2 I2S interfaces.
- How many capacitive sensing channels does the STM32L152VCH6D support?
The device supports up to 23 capacitive sensing channels.
- What are the power-saving modes available on the STM32L152VCH6D?
The device supports Standby, Stop, and Low-power run modes.
- What is the temperature range for the STM32L152VCH6D?
The operating temperature range is from -40°C to 105°C.
- In what package is the STM32L152VCH6D available?
The device is available in a 100-pin UFBGA package.
