STMicroelectronics STM8S103K3T6C Microcontrollers
Mainstream Access line 8-bit MCU with 8 Kbytes Flash, 16 MHz CPU, integrated EEPROM

Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
STM8S103K3T6C
Detailed Description
Reliable Microcontrollers by STMicroelectronics for high-performance systems.
Package
LQFP
Lifecycle Status
Active
RoHS State
RoHS Compliant
Datasheet
STM8S103K3T6C Datasheet
Quick Jump:
Technical Specifications
STMicroelectronics STM8S103K3T6C Microcontrollers technical specifications.
General
Interface
I2C, IrDA, LIN, SPI, UART
Memory Size
8 kB
RAM Size
1 kB
Data Bus Width
8 b
RoHS
Compliant
Number of Pins
32
Mounting Type
Surface Mount
Operating Temperature
-40 °C ~ 85 °C
Supply Voltage
3.3 V
Lifecycle Status
Production
Alternate Parts Comparison (STM8S103K3T6C vs STM32G030K8T6 vs STM32G030K6T6 vs STM32F030K6T6)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Operating Temperature | -40 °C ~ 85 °C | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40 °C ~ 85 °C |
| Supply Voltage | 3.3 V | 3 V | 3 V | 3.3 V |
| Memory Size | 8 kB | 64 kB | 32 kB | 32 kB |
| Interface | I2C, IrDA, LIN, SPI, UART | I2S | I2S | I2C, SPI, USART |
| Data Bus Width | 8 b | 32 b | 32 b | 32 b |
| Number of Pins | 32 | 32 | 32 | 32 |
| RAM Size | 1 kB | 8 kB | 8 kB | 4 kB |
| GPIO | 28 | 2 | 2 | 24 |
| RoHS | Compliant | Compliant | Compliant | Compliant |
| Lifecycle Status | Production | Production | Production | Production |
| ADC Channels Resolution | 4-Ch 10-Bit | 18-Ch 12-Bit | 18-Ch 12-Bit | 12-Ch 12-Bit |
| China ROHS | Compliant | Compliant | Compliant | Compliant |
| Action |
More Parts in Microcontrollers
Browse additional parts from the same category, grouped by series, package type, and manufacturer. These are catalog suggestions — not verified pin-compatible alternates.

