STM8S103F3P3 STMicroelectronics Integrated Circuit (Small Outline Packages) In Stock

Access line, 16 MHz STM8S 8-bit MCU, up to 8 Kbytes Flash, data EEPROM,10-bit ADC, 3 timers, UART, SPI, I²C

ACTIVEIntegrated CircuitVerified May 2026
Package / Visual Reference
STM8S103F3P3Small Outline Packages
Quick Facts
Manufacturer
STMicroelectronics
Package
Small Outline Packages
Pin Count
20
Lifecycle
ACTIVE
Category
Integrated Circuit
Price
From $1.0600(MOQ 10)
Temp Range
-40.0°C to 125.0°C
RoHS
Compliant
Lead Time
3–7 business days
Shipping
DHL Express · Worldwide

Specifications

Factory Lead Time10Weeks
YTEOL9
Has ADCYES
Bit Size8
Clock Frequency-Max16MHz
DAC ChannelsNO
DMA ChannelsNO
JESD-30 CodeR-PDSO-G20
JESD-609 Codee4
Number of I/O Lines16
On Chip Program ROM Width8
PWM ChannelsYES
Package Body MaterialPLASTIC/EPOXY
Package Equivalence CodeTSSOP20,.25
Package ShapeRECTANGULAR
Package StyleSMALL OUTLINE, THIN PROFILE, SHRINK PITCH
Peak Reflow Temperature (Cel)260
Qualification StatusNot Qualified
RAM (bytes)1024
ROM (words)8192
ROM ProgrammabilityFLASH
Speed16MHz
Supply Current-Max4.75mA
Supply Voltage-Max5.5V
Supply Voltage-Min2.95V
Supply Voltage-Nom3.3V
Surface MountYES
TechnologyCMOS
Temperature GradeAUTOMOTIVE
Terminal FinishNickel/Palladium/Gold (Ni/Pd/Au)
Terminal FormGULL WING
Terminal Pitch0.65mm
Terminal PositionDUAL
Time@Peak Reflow Temperature-Max (s)40
uPs/uCs/Peripheral ICs TypeMICROCONTROLLER
## STM8S103F3P3 Alternates Showing resultsImage
PackageSmall Outline Packages

Compliance & Regulatory

RoHS StatusCompliant
Moisture Sensitivity LevelMSL 3
ECCNEAR99
HTS Code8542.31.00.15
Country of OriginMainland China

Datasheet

STM8S103F3P3 Datasheet Download

Official datasheet from STMicroelectronics

Alternate & Equivalent Parts

Compatible alternatives and drop-in replacements for STM8S103F3P3:

STM8S103F2P6STMicroelectronics

Microcontroller, 8-Bit, FLASH, 16MHz, CMOS, PDSO20

View Part →

Frequently Asked Questions

What is the price of STM8S103F3P3?

STM8S103F3P3 is priced from $1.0600 USD depending on quantity. Submit an RFQ on FindMyChip for the best current pricing from authorized China distributors.

Is STM8S103F3P3 in stock?

STM8S103F3P3 is currently available at FindMyChip. We maintain stock from authorized distributors and ship worldwide with typical 3-7 business day lead time.

Where can I buy STM8S103F3P3?

You can buy STM8S103F3P3 from FindMyChip, a B2B electronic component platform sourcing from China distributors. We offer competitive pricing and low MOQ for STM8S103F3P3 from STMicroelectronics.

What is the datasheet for STM8S103F3P3?

The official STM8S103F3P3 datasheet from STMicroelectronics contains full specifications including pin configuration, electrical characteristics, and application notes. Download it directly from the datasheet section above.

What package does STM8S103F3P3 come in?

STM8S103F3P3 is available in Small Outline Packages packaging. See the package diagram and pinout above for detailed dimensional information.

Related Guides

Why Buy from FindMyChip

Authorized Source
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Competitive Pricing
Factory-direct from China distributors, low MOQ
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About STMicroelectronics

STMicroelectronics is a global semiconductor leader serving customers across the spectrum of electronics applications. ST's products are found in a wide range of applications including automotive, industrial, personal electronics, and communications.

AvailabilityIn Stock
Reference Price (USD)
From $1.0600
Buy from 1pc · Factory-direct pricing
Qty.Unit PriceExt. Price
10+$1.4100$14.10
25+$1.3200$33.00
50+$1.2800$64.00
500+$1.2600$630.00
1000+$1.1100$1110.00
4440+$1.0600$4706.40
pcs
Unit price: $1.4100 · Total: $14.10

In Stock · 24h Response · Worldwide Shipping

Lead Time3-7 business days
MOQFrom 1 piece
ShippingDHL / FedEx / UPS
OriginChina (Authorized)

Response within 24 hours · Worldwide shipping

Their engineering team helped us find a pin-compatible alternative when our original MCU went EOL.

MR
Marco Rossi
CTO, AutoDrive Systems, Italy