8-bit CISC microcontroller featuring 16KB Flash program memory and 2KB RAM. This MCU operates at a maximum clock rate of 16 MHz and offers 25 programmable I/Os. Integrated peripherals include 5 timers, 1 I2C, 1 SPI, and 1 UART interface. Housed in a 32-pin LQFP package with gull-wing leads for surface mounting, it supports operating voltages from 3.3V to 5.5V and operates across an extended temperature range of -40°C to 125°C. Includes 7 ADC channels.
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Stmicroelectronics STM8S105K4T3CTR technical specifications.
| Basic Package Type | Lead-Frame SMT |
| Package Family Name | QFP |
| Package/Case | LQFP |
| Package Description | Low Profile Quad Flat Package |
| Lead Shape | Gull-wing |
| Pin Count | 32 |
| PCB | 32 |
| Package Length (mm) | 7 |
| Package Width (mm) | 7 |
| Package Height (mm) | 1.4 |
| Seated Plane Height (mm) | 1.6(Max) |
| Pin Pitch (mm) | 0.8 |
| Package Material | Plastic |
| Mounting | Surface Mount |
| Jedec | MS-026BBA |
| Family Name | STM8S |
| Data Bus Width | 8bit |
| Instruction Set Architecture | CISC |
| Maximum Clock Rate | 16MHz |
| Maximum CPU Frequency | 16MHz |
| Device Core | STM8 |
| Program Memory Type | Flash |
| Program Memory Size | 16KB |
| RAM Size | 2KB |
| Number of Programmable I/Os | 25 |
| Core Architecture | STM8 |
| Programmability | Yes |
| Number of Timers | 5 |
| Interface Type | I2C/SPI/UART |
| CAN | 0 |
| I2C | 1 |
| SPI | 1 |
| Ethernet | 0 |
| UART | 1 |
| USART | 0 |
| USB | 0 |
| I2S | 0 |
| Max Operating Supply Voltage | 5.5V |
| Min Operating Temperature | -40°C |
| Max Operating Temperature | 125°C |
| ADC Channels | 7 |
| Number of ADCs | Single |
| Cage Code | SCR76 |
| EU RoHS | Yes |
| HTS Code | 8542310001 |
| Schedule B | 8542310000 |
| ECCN | EAR99 |
| Automotive | No |
| AEC Qualified | No |
| PPAP | No |
| Radiation Hardening | No |
| RoHS Versions | 2011/65/EU, 2015/863 |
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