| PartNumber | STM8S103F2P3TR | STM8S103F2P6 | STM8S103F2P3 |
| Description | 8-bit Microcontrollers - MCU Access Line 16 MHz 8-BIT MCU | 8-bit Microcontrollers - MCU Access Line 16 MHz 8-bit MCU 32 Kbyt | 8-bit Microcontrollers - MCU Access line, 16 MHz STM8S 8-bit 4 Kbyte |
| Manufacturer | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Product Category | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU |
| RoHS | Y | Y | Y |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | TSSOP-20 | TSSOP-20 | TSSOP-20 |
| Series | STM8S103F2 | STM8S103F2 | STM8S103F2 |
| 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 | 4 kB | 4 kB | 4 kB |
| Data RAM Size | 1 kB | 1 kB | 1 kB |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 125 C | + 85 C | + 125 C |
| Packaging | Reel | - | - |
| Program Memory Type | Flash | Flash | Flash |
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Data RAM Type | RAM | RAM | RAM |
| Data ROM Size | 640 B | 640 B | 640 B |
| Data ROM Type | EEPROM | EEPROM | EEPROM |
| Processor Series | STM8S | STM8S | STM8S |
| Product Type | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU |
| Factory Pack Quantity | 2500 | 1480 | 1480 |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | Microcontrollers - MCU |
| Unit Weight | 0.006737 oz | 0.006737 oz | 0.006737 oz |
| ADC Resolution | - | 10 bit | 10 bit |
| Number of I/Os | - | 16 I/O | 16 I/O |
| Operating Supply Voltage | - | 2.95 V to 5.5 V | 5.5 V |
| Height | - | 1 mm | - |
| Length | - | 6.5 mm | - |
| Width | - | 4.4 mm | - |
| Interface Type | - | I2C, SPI, UART | I2C, SPI, UART |
| Number of ADC Channels | - | 5 | 5 |
| Number of Timers/Counters | - | 7 Timer | 2 Timer |
| Supply Voltage Max | - | 5.5 V | 5.5 V |
| Supply Voltage Min | - | 2.95 V | 2.95 V |