STM32L151CBU6 vs STM32F103CBU6TR Comparison
Detailed side-by-side comparison of STM32L151CBU6 by STMicroelectronics and STM32F103CBU6TR by STMicroelectronics. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
STMicroelectronics
STM32L151CBU6 - 32MHz Cortex-M3 128KB Flash Ultra-Low-Power MCU | STMicroelectronics
STM32L151CBU6 ✓ ActiveSTMicroelectronics
STM32F103CBU6TR - 72MHz Cortex-M3 128KB MCU | STMicroelectronics (Tape & Reel)
STM32F103CBU6TR ✓ ActiveSpecification Comparison
| Parameter | STM32L151CBU6 | STM32F103CBU6TR |
|---|---|---|
| Brand | STMicroelectronics | STMicroelectronics |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Product Type | Ultra-low-power 32-bit microcontroller (MCU) | — |
| Core | ARM Cortex-M3 with hardware multiplier | — |
| Bit Width | 32-bit | — |
| Maximum CPU Frequency | 32 MHz | 72 MHz |
| Flash Memory | 128 KB (128K x 8) | 128 KB (128K x 8) |
| SRAM | 16 KB | — |
| EEPROM | 4 KB | — |
| Package | 48-UFQFPN (7x7 mm) | 48-UFQFPN, 7 mm x 7 mm |
| Pin Count | 48 pins | — |
| Mounting Type | Surface Mount | Surface mount |
| USB | USB device controller, full-speed capable | — |
| ADC | 12-bit ADC, multiple analog inputs | 2 ADCs |
| DAC | 12-bit DAC | — |
| LCD Controller | On-chip LCD controller and segment/segment driver | — |
| Supply Voltage Range | [DATA_NEEDED: Supply Voltage Range] | — |
| Operating Temperature Range | [DATA_NEEDED: Operating Temperature Range] | — |
| Number of I/O Pins | [DATA_NEEDED: Number of I/O Pins] | — |
| Programmable Communication Interfaces | USART, SPI, I2C | — |
| RoHS Status | [DATA_NEEDED: RoHS Status] | — |
| REACH Status | [DATA_NEEDED: REACH Status] | — |
| Datasheet Document | STM32L151CB datasheet (133 pages per datasheet aggregator) | — |
| CPU Core | — | ARM Cortex-M3, 32-bit |
| CPU Performance | — | 1.25 DMIPS/MHz, Dhrystone 2.1, at 0 wait-state memory access |
| Multiplier | — | Single-cycle hardware multiplication |
| Divider | — | Hardware division |
| USB Interface | — | USB |
| CAN Interface | — | CAN |
| Timers | — | 7 timers |
| Communication Interfaces | — | 9 communication interfaces |
| Exposed Pad | — | Exposed pad |
| Product Family | — | STM32F1 performance line |
| Datasheet Description | — | Medium-density performance line ARM-based 32-bit MCU |
| Operating Temperature | — | [DATA_NEEDED: operating temperature range] |
| Supply Voltage | — | [DATA_NEEDED: supply voltage range] |
| RAM | — | [DATA_NEEDED: RAM size] |
| GPIO Count | — | [DATA_NEEDED: GPIO count] |
| RoHS | — | unknown |
| REACH | — | unknown |