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| PartNumber | STM8L050J3M3 | STM8L051F3P6 | STM8L050J3M3TR |
| Description | 8-bit Microcontrollers - MCU Mainstream Value line 8-bit MCU with 8 Kbytes Flash, 16 MHz CPU, integrated EEPROM | 8-bit Microcontrollers - MCU Ultra LP 8-Bit MCU 8kB Flash 16MHz EE | 8-bit Microcontrollers - MCU |
| Manufacturer | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Product Category | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU |
| RoHS | Y | Y | - |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | SOIC-8 | TSSOP-20 | SO-8 |
| Series | STM8L050J3 | STM8L051F3 | - |
| Core | STM8 | STM8 | STM8 |
| Data Bus Width | 8 bit | 8 bit | 8 bit |
| Maximum Clock Frequency | 16 MHz | 16 MHz | 16 MHz |
| Program Memory Size | 8 kB | 8 kB | 8 kB |
| Data RAM Size | 1 kB | 1 kB | 1 kB |
| ADC Resolution | 12 bit | 12 bit | 12 bit |
| Number of I/Os | 6 I/O | - | 6 I/O |
| Operating Supply Voltage | 1.8 V to 3.6 V | 1.8 V to 3.6 V | 1.8 V to 3.6 V |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 125 C | + 85 C | + 125 C |
| Product | MCU | - | MCU |
| Program Memory Type | Flash | Flash | Flash |
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Data RAM Type | RAM | RAM | RAM |
| Data ROM Size | 256 B | 256 B | 256 B |
| Data ROM Type | EEPROM | EEPROM | EEPROM |
| Interface Type | I2C, SPI, USART | I2C, SPI, UART | I2C, SPI, USART |
| Analog Supply Voltage | 1.8 V to 3.6 V | - | - |
| Moisture Sensitive | Yes | - | - |
| Number of ADC Channels | 4 Channel | 28 | 4 Channel |
| Number of Timers/Counters | 1 x 8 bit, 2 x 16 bit | 3 Timer | 3 Timer |
| Processor Series | STM8L050 | STM8L | - |
| Product Type | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU |
| Factory Pack Quantity | 2000 | 1480 | 2500 |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | Microcontrollers - MCU |
| Supply Voltage Max | 3.6 V | 3.6 V | 3.6 V |
| Supply Voltage Min | 1.8 V | 1.8 V | 1.8 V |
| Watchdog Timers | Watchdog Timer, Windowed | - | Watchdog Timer, Windowed |
| Unit Weight | - | 0.006737 oz | - |