The STM32L151RBT6A is an ultra-low-power 32-bit microcontroller based on the ARM Cortex-M3 core, operating at a maximum frequency of 32 MHz. It features 128 KB of Flash memory, 32 KB of SRAM, and 4 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°C to 105°C. This microcontroller includes a rich set of peripherals, such as a 12-bit ADC capable of 1 Msps with up to 24 channels, two 12-bit DACs, and multiple communication interfaces including USB 2.0, USART, SPI, and I2C. It also offers advanced power management features, achieving low current consumption in various modes, including 0.28 µA in standby mode and 10.9 µA in low-power run mode. The STM32L151RBT6A is designed for applications that require low power consumption and high performance, making it ideal for battery-operated devices and energy-sensitive applications. Its extensive peripheral set and low-power capabilities make it a versatile choice for engineers looking to implement efficient microcontroller solutions.
ARM® Cortex®-M3 STM32L1 Microcontroller IC 32-Bit Single-Core 32MHz 128KB (128K x 8) FLASH 64-LQFP (10x10)
32-bit ARM Cortex-M3 MCU, 128KB Flash, 32MHz, LQFP Product overview: STM32L151RBT6A from STMicroelectronics is an Embedded Microcontroller MCU for industrial control, IoT devices, embedded automation, motor control, metering, and low-power board designs. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include ARM Cortex-M, 32-bit, 128KB, 32MHz. Search-friendly keywords include microcontroller, MCU, embedded control, ARM Cortex, Flash memory, low-power, ARM Cortex-M, 32-bit, 128KB, 32MHz. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 685-STM32L151RBT6A can be used for catalog matching and distributor lookup.
Manufacturer: STMicroelectronics
Win Source Part Number: 808756-STM32L151RBT6
Packaging: Tray
Mounting Style: SMD
Core Processor: ARM Cortex -M3
Speed: 32MHz
Core Size: 32-Bit
Connectivity: I2C, IrDA, LINbus, SPI, UART/USART, USB
Peripherals: Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT
Number of I/O: 51
Program Memory Size: 128KB (128K x 8)
Program Memory Type: FLASH
EEPROM Size: 4K x 8
RAM Size: 32K x 8
Data Converters: A/D 20x12b; D/A 2x12b
Oscillator Type: Internal
Supplier Device Package: 64-LQFP (10x10)
Temperature Range - Operating: -40°C ~ 85°C
Manufacturer Package: 64-LQFP
Popularity: Medium
Fake Threat In the Open Market: 36 pct.
Supply and Demand Status: Limited
Manufacturer Pack Quantity: 160
MSL Level: 3 (168 Hours)
Part Number Series: STM32L151
Voltage - Supply (Vcc/Vdd): 1.8V ~ 3.6V
IC MCU 32BIT 128KB FLASH 64LQFP
128KB 1.8V~3.6V CM3 32MHz 51 LQFP-64(10x10) Microcontroller Units (MCUs/MPUs/SOCs) ROHS
ARM® Cortex®-M3 STM32L1 Microcontroller IC 32-Bit Single-Core 32MHz 128KB (128K x 8) FLASH 64-LQFP (10x10)
IC MCU 32BIT 128KB FLASH 64LQFP
IC MCU 32BIT 128KB FLASH 64LQFP
ARM Microcontrollers - MCU Ultra-low-power ARM Cortex-M3 MCU with 128 Kbytes Flash, 32 MHz CPU, USB
MCU, 32BIT, 32MHZ, LQFP-64; Product Range:STM32 Family STM32L1 Series Microcontrollers; Device Core:ARM Cortex-M3; Data Bus Width:32bit; Operating Frequency Max:32MHz; Program Memory Size:128KB; No. of Pins:64Pins RoHS Compliant: Yes
| DigiKey | ERSAELECTRONICS PTE. LTD. | Win Source Electronics | Shenzhen Shengyu Electronics Technology Limited | LCSC Electronics Technology (HK) Limited | Quarktwin Technology Ltd. | Lingto Electronic Limited | ODG (Origin Data Global) | VAST STOCK CO., LIMITED | Newark, An Avnet Company | |
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| Product Category | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) |
| Product Number | 497-18953-ND | 685-STM32L151RBT6A | 808756-STM32L151RBT6A | STM32L151RBT6A | STM32L151RBT6A | STM32L151RBT6A | STM32L151RBT6A | STM32L151RBT6A | STM32L151RBT6A | 42Y1068 |
| Product Name | Microcontrollers | ARM Cortex-M 32-bit 128KB 32MHz Embedded Microcontroller MCU | Embedded - Embedded - Microcontrollers - STM32L151RBT6A | Integrated Circuits (ICs) - Embedded - Microcontrollers | Single Chip Microcomputer/Microcontroller >> Microcontroller Units (MCUs/MPUs/SOCs) | Microcontrollers | Embedded - Microcontrollers | Microcontrollers | ARM Microcontrollers - MCU | Mcu, 32Bit, 32Mhz, Lqfp-64; Product Range Stmicroelectronics |
| Data Bus | 32 Bit | 32 Bit | 32 Bit | 32 Bit | 32 Bit; 32-Bit Single-Core | 32 Bit; 32-Bit | 32 Bit | 32 Bit | ||
| Clock Speed | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 32 MHz | ||||
| Bits | Other; A/D 20x12b; D/A 2x12b | Other; 12bit | ||||||||
| RAM | 32 KB | 32 KB | 128 KB | 32 KB | 32 KB | 32 KB | ||||
| ROM | 128 KB | 4 KB |
