STMicroelectronics STM32L151RCT6 Microcontrollers
32-bit ARM Cortex-M3 MCU, 256KB Flash, 32MHz, USB, LQFP

Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
STM32L151RCT6
Base Model
Detailed Description
32-bit ARM Cortex-M3 MCU, 256KB Flash, 32MHz, USB, LQFP
Package
64-LQFP
Lifecycle Status
Active
Datasheet
STM32L151RCT6 Datasheet
Quick Jump:
Technical Specifications
STMicroelectronics STM32L151RCT6 Microcontrollers technical specifications.
General
RAM Size
32K x 8
Package / Case
64-LQFP
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 85°C (TA)
Supply Voltage
1.8V ~ 3.6V
Peripherals
Brown-out Detect/Reset, Cap Sense, DMA, I²S, POR, PWM, WDT
Number of I/O
51
Speed
32MHz
EEPROM Size
8K x 8
Core Processor
ARM® Cortex®-M3
Alternate Parts Comparison (STM32L151RCT6 vs STM32L151V8T6A vs STM32L412KBU3 vs STM32L433RCT6)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Package / Case | 64-LQFP | 100-LQFP | 32-UFQFN Exposed Pad | 64-LQFP |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 125°C (TA) | -40°C ~ 85°C (TA) |
| Supply Voltage | 1.8V ~ 3.6V | 1.8V ~ 3.6V | 1.71V ~ 3.6V | 1.71V ~ 3.6V |
| Core Processor | ARM® Cortex®-M3 | ARM® Cortex®-M3 | ARM® Cortex®-M4 | ARM® Cortex®-M4 |
| Core Size | 32-Bit Single-Core | 32-Bit Single-Core | 32-Bit Single-Core | 32-Bit Single-Core |
| RAM Size | 32K x 8 | 32K x 8 | 40K x 8 | 64K x 8 |
| Connectivity | I²C, IrDA, LINbus, SPI, UART/USART, USB | I²C, IrDA, LINbus, SPI, UART/USART, USB | I²C, Infrared, IrDA, LINbus, Quad SPI, SPI, UART/USART, USB | CANbus, I²C, IrDA, LINbus, MMC/SD, QSPI, SAI, SPI, SWPMI, UART/USART, USB |
| Data Converters | A/D 21x12b; D/A 2x12b | A/D 24x12b; D/A 2x12b | A/D 10x12b | A/D 16x12b; D/A 2x12b |
| Oscillator Type | Internal | Internal | Internal | Internal |
| Peripherals | Brown-out Detect/Reset, Cap Sense, DMA, I²S, POR, PWM, WDT | Brown-out Detect/Reset, Cap Sense, DMA, I²S, POR, PWM, WDT | Brown-out Detect/Reset, DMA, PWM, WDT | Brown-out Detect/Reset, DMA, LCD, PWM, WDT |
| Program Memory Size | 256KB (256K x 8) | 64KB (64K x 8) | 128KB (128K x 8) | 256KB (256K x 8) |
| Program Memory Type | Flash | Flash | Flash | Flash |
| Action |
More Parts in Microcontrollers
Browse additional parts from the same category, grouped by series, package type, and manufacturer. These are catalog suggestions — not verified pin-compatible alternates.
