STMicroelectronics, Inc. Microcontrollers STM8S903F3P6

STM8 STM8S Microcontroller IC 8-Bit 16MHz 8KB (8K x 8) FLASH 20-TSSOP

Manufacturer: STMicroelectronics
Win Source Part Number: 129325-STM8S903F3P6
Packaging: Tube/Rail
Core Processor: STM8
Number of I/O: 16
Program Memory Size: 8KB (8K x 8)
Program Memory Type: FLASH
EEPROM Size: 640 x 8
Data Converters: A/D 5x10b
Categories: Integrated Circuits
Status: Active
Temperature Range - Operating: -40°C to 85°C (TA)
Case / Package: 20-TSSOP
Speed(Frequency): 16MHz
Supply Voltage - Operating: 2.95 V to 5.5 V
Part Core Size: 8-Bit
Data RAM Size: 1K x 8
Alternative Parts (Cross-Reference): N76E003AT20; STM8S903F3P6VTR; STM8S903F3P6V;
Is this a common-used part?: Yes
Popularity: High
Fake Threat In the Open Market: 70 pct.
Supply and Demand Status: Limited

8-bit MCU, 8KB Flash, 16MHz, 16 I/O, TSSOP, I2C, SPI, UART Product overview: STM8S903F3P6 from STMicroelectronics is an Embedded Microcontroller MCU for industrial control, IoT devices, embedded automation, motor control, metering, and low-power board designs. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include 8-bit, 8KB, 16MHz, TSSOP. Search-friendly keywords include microcontroller, MCU, embedded control, ARM Cortex, Flash memory, low-power, 8-bit, 8KB, 16MHz, TSSOP. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 685-STM8S903F3P6 can be used for catalog matching and distributor lookup.