Mainstream Application specific line 8-bit MCU with 8 Kbytes Flash, 16 MHz CPU, integrated EEPROM Product overview: STM8S903K3T6CTR 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, 16 MHz. Search-friendly keywords include microcontroller, MCU, embedded control, ARM Cortex, Flash memory, low-power, 8-bit, 16 MHz, Embedded Microcontroller MCU, Microcontrollers. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 685-STM8S903K3T6CTR can be used for catalog matching and distributor lookup.
Manufacturer: STMicroelectronics
Win Source Part Number: 038693-STM8S903K3T6C
Packaging: Reel - TR
Core Processor: STM8
Number of I/O: 28
Program Memory Size: 8KB (8K x 8)
Program Memory Type: FLASH
EEPROM Size: 640 x 8
Data Converters: A/D 7x10b
Family Name: STM8S903
Categories: Integrated Circuits
Status: Active
Temperature Range - Operating: -40°C to 85°C (TA)
Case / Package: 32-LQFP (7x7)
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): MC68HC05P6FB; PCD3353AH; S9S08AW16AECLM; M37540M4V-443GP#X2;
ECCN: EAR99
Country of Origin: Malaysia
Estimated EOL Date: 2031
Halogen Free: Compliant
Is this a common-used part?: Yes
Popularity: High
Fake Threat In the Open Market: 29 pct.
Supply and Demand Status: Sufficient
IC MCU 8BIT 8KB FLASH 32LQFP
STM8 STM8S Microcontroller IC 8-Bit 16MHz 8KB (8K x 8) FLASH 32-LQFP (7x7)
STM8 STM8S Microcontroller IC 8-Bit 16MHz 8KB (8K x 8) FLASH 32-LQFP (7x7)
STM8 STM8S Microcontroller IC 8-Bit 16MHz 8KB (8K x 8) FLASH 32-LQFP (7x7)
IC MCU 8BIT 8KB FLASH 32LQFP
STM8 STM8S Microcontroller IC 8-Bit 16MHz 8KB (8K x 8) FLASH 32-LQFP (7x7)
Mainstream Application specific
8-bit Microcontrollers - MCU 8BIT Ultralow MCU 8KB Flash 1KB RAM
8KB 2.95V~5.5V STM8 16MHz 28 LQFP-32(7x7) Microcontroller Units (MCUs/MPUs/SOCs) ROHS
| ERSAELECTRONICS PTE. LTD. | Win Source Electronics | ODG (Origin Data Global) | DigiKey | Lingto Electronic Limited | Quarktwin Technology Ltd. | Shenzhen Shengyu Electronics Technology Limited | VAST STOCK CO., LIMITED | LCSC Electronics Technology (HK) Limited | |
|---|---|---|---|---|---|---|---|---|---|
| Product Category | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) |
| Product Number | 685-STM8S903K3T6CTR | 038693-STM8S903K3T6CTR | STM8S903K3T6CTR | 497-18866-2-ND | STM8S903K3T6CTR | STM8S903K3T6CTR | STM8S903K3T6CTR | STM8S903K3T6CTR | STM8S903K3T6CTR |
| Product Name | 8-bit 16 MHz Embedded Microcontroller MCU | Embedded - Embedded - Microcontrollers - STM8S903K3T6CTR | Microcontrollers | Microcontrollers | Embedded - Microcontrollers | Microcontrollers | Integrated Circuits (ICs) - Embedded - Microcontrollers | 8-bit Microcontrollers - MCU | Single Chip Microcomputer/Microcontroller >> Microcontroller Units (MCUs/MPUs/SOCs) |
| Data Bus | 8 Bit | 8 Bit | 8 Bit | 8 Bit | 8 Bit; 8-Bit | 8 Bit; 8-Bit | 8 Bit | ||
| RAM | 1 KB | 8 KB | 1 KB | 1 KB | 1 KB | 1 KB | |||
| Serial Interface | I2C, SPI, IrDA, UART, USART, LIN | SPI; UART; USART | |||||||
| Package Type | Other; LQFP | QFP; Other; 32-LQFP (7x7) | QFP; Other; 32-LQFP | LFQP; Other; 32-LQFP | QFP; Other; 32-LQFP | Other; 32-LQFP | QFP | ||
| Operating Temperature | -40 C (-40 F) | -40 to 85 C (-40 to 185 F) | -40 to 85 C (-40 to 185 F) | -40 to 85 C (-40 to 185 F) | -40 to 85 C (-40 to 185 F) | -40 to 85 C (-40 to 185 F) | -40 to 85 C (-40 to 185 F) |
