32-bit ARM Cortex-M3 MCU, 128KB Flash, 32MHz, UFQFPN, USB, I2C, SPI Product overview: STM32L151CBU6TR 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-STM32L151CBU6TR can be used for catalog matching and distributor lookup.
Manufacturer: STMicroelectronics
Win Source Part Number: 935490-STM32L151CBU6
Series: STM32L1
Operating Temperature Range: -40°C ~ 85°C (TA)
Features: ARM® Cortex®-M3 series Microcontroller IC 32-Bit 32MHz 128KB (128K x 8) FLASH
Core Processor: ARM® Cortex®-M3
Speed: 32MHz
Package: Reel - TR
Package: 48-UFQFN Exposed Pad
Mounting: Surface Mount
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: 37
Program Memory Size: 128KB (128K x 8)
Program Memory Type: FLASH
EEPROM Size: 4K x 8
Data Converters: A/D 16x12b; D/A 2x12b
Oscillator Type: Internal
Supply Voltage: 1.8V ~ 3.6V
Family Name: STM32
Categories: Integrated Circuits (ICs)
ECCN: 3A991A2
Popularity: High
Fake Threat In the Open Market: 49 pct.
Supply and Demand Status: Balance
Quantity per package: 2500
MSL Level: 3 (168 Hours)
Estimated Pruduction Lead Time: 39 Weeks
REACH Status: REACH Unaffected
HTSUS: 8542.31.0001
ARM® Cortex®-M3 STM32L1 Microcontroller IC 32-Bit Single-Core 32MHz 128KB (128K x 8) FLASH
IC MCU 32BIT 128KB FLASH 48QFN
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ARM® Cortex®-M3 STM32L1 Microcontroller IC 32-Bit Single-Core 32MHz 128KB (128K x 8) FLASH 48-UFQFPN (7x7)
IC MCU 32BIT 128KB FLASH 48QFN
IC MCU 32BIT 128KB FLASH 48QFN
| ERSAELECTRONICS PTE. LTD. | Win Source Electronics | DigiKey | ODG (Origin Data Global) | VAST STOCK CO., LIMITED | Utmel Electronic Limited | Quarktwin Technology Ltd. | Shenzhen Shengyu Electronics Technology Limited | Lingto Electronic Limited | |
|---|---|---|---|---|---|---|---|---|---|
| Product Category | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) |
| Product Number | 685-STM32L151CBU6TR | 935490-STM32L151CBU6TR | STM32L151CBU6TR-ND | STM32L151CBU6TR | STM32L151CBU6TR | 761-STM32L151CBU6TR | STM32L151CBU6TR | STM32L151CBU6TR | STM32L151CBU6TR |
| Product Name | ARM Cortex-M 32-bit 128KB 32MHz Embedded Microcontroller MCU | Embedded - Embedded - Microcontrollers - STM32L151CBU6TR | Microcontrollers | Microcontrollers | ARM Microcontrollers - MCU | MCU 32-bit STM32 ARM Cortex M3 RISC 128KB Flash 2.5V/3.3V 48-Pin UFQFPN EP T/R | Microcontrollers | Integrated Circuits (ICs) - Embedded - Microcontrollers | Embedded - Microcontrollers |
| Data Bus | 32 Bit | 32 Bit | 32 Bit | 32 Bit | 32 Bit | 32 Bit; 32-Bit Single-Core | 32 Bit | 32 Bit; 32-Bit | |
| RAM | 16 KB | 128 KB | 16 KB | 16 KB | 16 KB | 16 KB | 16 KB | ||
| Supply Voltage | 1.65 to 3.6 volts | 1.8 to 3.6 volts | 1.8 to 3.6 volts | 1.8 to 3.6 volts | 3 volts | 3.6 volts | |||
| Serial Interface | I2C, SPI, USB, IrDA, UART, USART | SPI; UART; USART; USB | I²C; SPI; UART; USART; USB; I2C, IrDA, LIN, SPI, UART, USART, USB | ||||||
| Package Type | Other; UFQFPN | Other; 48-UFQFN Exposed Pad | Other; 48-UFQFN Exposed Pad | Other; 48-UFQFN Exposed Pad | Other; 48-UFQFN Exposed Pad | Other; 48-UFQFN Exposed Pad |
