STMicroelectronics, Inc. Microcontrollers STM32L151RCT6ATR

The STM32L151RCT6ATR is an ultra-low-power 32-bit microcontroller based on the ARM Cortex-M3 architecture, featuring a maximum clock speed of 32 MHz. It includes 256 KB of Flash memory, 32 KB of SRAM, and 8 KB of EEPROM, making it suitable for applications requiring efficient memory usage. The device supports a wide operating voltage range from 1.65 V to 3.6 V and operates within a temperature range of -40¬8C to 105¬8C. This microcontroller offers up to 116 fast I/Os, with 102 of them being 5V tolerant, and supports multiple communication interfaces, including USB 2.0, USART, SPI, and I2C. It is equipped with rich analog peripherals, including a 12-bit ADC with up to 40 channels, a 12-bit DAC, and operational amplifiers, which enhance its versatility for various applications. The STM32L151RCT6ATR also features advanced low-power modes, achieving a standby current of just 305 nA and a stop mode current of 0.475 ¬µA, making it ideal for battery-powered devices. Additionally, it includes a built-in LCD driver (except for certain variants), a DMA controller, and multiple timers, providing comprehensive functionality for embedded systems.