Overview
The STM32L151CCT6TR is a member of the STM32L151xC and STM32L152xC series of ultra-low-power microcontrollers from STMicroelectronics. These devices are built around the high-performance ARM Cortex-M3 32-bit RISC core, operating at a frequency of up to 32 MHz. The microcontroller integrates a range of features including high-speed embedded memories, extensive I/Os, and advanced communication interfaces. It is designed to offer a balance between performance and power efficiency, making it suitable for a variety of low-power applications.
Key Specifications
| Parameter | Specification |
|---|---|
| Core | ARM Cortex-M3 32-bit CPU |
| Maximum Clock Frequency | 32 MHz |
| Flash Memory | 256 Kbytes with ECC |
| RAM | 32 Kbytes |
| EEPROM | 8 Kbytes with ECC |
| Backup Register | 128 bytes |
| Power Supply | 1.65 V to 3.6 V (down to 1.65 V at power down) |
| Temperature Range | -40 °C to 105 °C |
| ADC Resolution | 12-bit, up to 25 channels |
| DAC Channels | 2 channels with output buffers |
| Timers | 1x 32-bit, 6x 16-bit, 2x basic timers |
| Communication Interfaces | USB 2.0, 3x USARTs, 3x SPIs, 2x I2Cs, 2x I2S |
| Capacitive Sensing Channels | Up to 23 channels |
| Package | LQFP 48 7x7x1.4 mm |
Key Features
- Ultra-low-power platform with multiple power-saving modes (Standby, Stop, Low-power run mode)
- High-performance ARM Cortex-M3 32-bit RISC core 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, 12-bit ADC, 12-bit DAC, ultra-low-power comparators
- Advanced communication interfaces: USB 2.0, USARTs, SPIs, I2Cs, I2S
- Up to 23 capacitive sensing channels for touch sensing functionality
- Real-time clock and backup registers
- Integrated LCD controller (except STM32L151xC devices)
- Low-power, ultrasafe BOR (brownout reset) and programmable voltage detector (PVD)
- Support for serial wire debug, JTAG, and trace
Applications
- Low-power industrial control and automation
- Medical devices requiring low power consumption
- Consumer electronics such as smart home devices and wearables
- Automotive systems where power efficiency is critical
- IoT devices and sensor networks
- Portable and battery-powered devices
Q & A
- What is the core architecture of the STM32L151CCT6TR?
The STM32L151CCT6TR is based on the ARM Cortex-M3 32-bit RISC core.
- What is the maximum clock frequency of the STM32L151CCT6TR?
The maximum clock frequency is 32 MHz.
- How much Flash memory does the STM32L151CCT6TR have?
The device has 256 Kbytes of Flash memory with ECC.
- What are the power supply and temperature ranges for the STM32L151CCT6TR?
The power supply range is 1.65 V to 3.6 V, and the temperature range is -40 °C to 105 °C.
- What types of communication interfaces are available on the STM32L151CCT6TR?
The device includes USB 2.0, USARTs, SPIs, I2Cs, and I2S interfaces.
- Does the STM32L151CCT6TR support capacitive sensing?
Yes, it supports up to 23 capacitive sensing channels.
- What is the package type of the STM32L151CCT6TR?
The package type is LQFP 48 7x7x1.4 mm.
- What are some of the power-saving modes available on the STM32L151CCT6TR?
The device offers Standby, Stop, and Low-power run modes.
- Does the STM32L151CCT6TR have an integrated LCD controller?
No, the STM32L151xC devices do not have an integrated LCD controller.
- What debug and trace capabilities does the STM32L151CCT6TR support?
The device supports serial wire debug, JTAG, and trace.
