STMicroelectronics STM32L051K8U7TR Microcontrollers
64KB 1.65V~3.6V ARM-MSeries 8KB 32MHz FLASH 27 UFQFPN-32(5x5) Microcontroller Units (MCUs/MPUs/SOCs)
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
STM32L051K8U7TR
Detailed Description
Reliable Microcontrollers by STMicroelectronics for high-performance systems.
Package
32-UFQFN Exposed Pad
Lifecycle Status
Active
RoHS State
RoHS Compliant
Datasheet
STM32L051K8U7TR Datasheet
Quick Jump:
Technical Specifications
STMicroelectronics STM32L051K8U7TR Microcontrollers technical specifications.
General
Series
STM32L0
RAM Size
8K x 8
Package / Case
32-UFQFN Exposed Pad
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 105°C (TA)
Supply Voltage
1.65V ~ 3.6V
Peripherals
Brown-out Detect/Reset, DMA, POR, PWM, WDT
Number of I/O
27
Speed
32MHz
EEPROM Size
2K x 8
Alternate Parts Comparison (STM32L051K8U7TR vs STM32G051K8U6TR vs STM32L412KBU3 vs STM32G031K8U6)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Package / Case | 32-UFQFN Exposed Pad | 32-UFQFN Exposed Pad | 32-UFQFN Exposed Pad | 32-UFQFN Exposed Pad |
| Operating Temperature | -40°C ~ 105°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 125°C (TA) | -40°C ~ 85°C (TA) |
| Supply Voltage | 1.65V ~ 3.6V | 1.7V ~ 3.6V | 1.71V ~ 3.6V | 1.7V ~ 3.6V |
| Core Processor | ARM® Cortex®-M0+ | ARM® Cortex®-M0+ | ARM® Cortex®-M4 | ARM® Cortex®-M0+ |
| Core Size | 32-Bit Single-Core | 32-Bit | 32-Bit Single-Core | 32-Bit Single-Core |
| RAM Size | 8K x 8 | 18K x 8 | 40K x 8 | 8K x 8 |
| Connectivity | I²C, IrDA, SPI, UART/USART | I²C, IrDA, LINbus, SPI, UART/USART | I²C, Infrared, IrDA, LINbus, Quad SPI, SPI, UART/USART, USB | I²C, IrDA, LINbus, SPI, UART/USART |
| Data Converters | A/D 10x12b | A/D 18x12b SAR; D/A 2x12b | A/D 10x12b | A/D 18x12b |
| Oscillator Type | Internal | External, Internal | Internal | Internal |
| Peripherals | Brown-out Detect/Reset, DMA, POR, PWM, WDT | Brown-out Detect/Reset, DMA, I²S, POR, PWM, WDT | Brown-out Detect/Reset, DMA, PWM, WDT | Brown-out Detect/Reset, DMA, I²S, POR, PWM, WDT |
| Program Memory Size | 64KB (64K x 8) | 64KB (64K x 8) | 128KB (128K x 8) | 64KB (64K x 8) |
| Program Memory Type | Flash | Flash | Flash | Flash |
| Action |
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Browse additional parts from the same category, grouped by series, package type, and manufacturer. These are catalog suggestions — not verified pin-compatible alternates.
STM32L412KBU3STMicroelectronicsUltra-low-power with FPU Arm Cortex-M4 MCU 80 MHz with 128 Kbytes of Flash memory, USB
STM32C031K6U6STMicroelectronics2V~3.6V ARM-MSeries 48MHz 30 UFQFPN-32 Microcontroller Units (MCUs/MPUs/SOCs)