STM8S103F3P3Alternatives & Equivalent Parts
About STM8S103F3P3
STM8S103F3P3 is a Integrated Circuit component manufactured by STMicroelectronics. It comes in a Small Outline Packages package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
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Specification Comparison
| Parameter | STM8S103F3P3Source | STM8S103F3P6 | STM8S103F3P6BTR | MC78L05ACPG | STM8S003F3P6 | BD139G | STM8S103F2P6 | STM8S103F3P6TR |
|---|---|---|---|---|---|---|---|---|
| Manufacturer | STMicroelectronics | STMicroelectronics | STMicroelectronics | ON Semiconductor | STMicroelectronics | ON Semiconductor | STMicroelectronics | STMicroelectronics |
| Package Type | Small Outline Packages | Small Outline Packages | Other | Other | Small Outline Packages | Transistor Outline, Vertical | Other | Other |
| Pin Count | 20 | 20 | 20 | 3 | 20 | 3 | 20 | 20 |
| Temperature Range | -40.0°C ~ 125.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | — | -40.0°C ~ 85.0°C | ~ 150.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C |
| Price | $1.0600 | $0.3890 | — | $0.0786 | $0.2500 | $0.3148 | $0.4330 | $0.4006 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | OBSOLETE | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE |
| Electrical Parameters | ||||||||
| Factory Lead Time | 10 Weeks | 10 Weeks | — | — | 10 Weeks | — | 10 Weeks | 10 Weeks |
| YTEOL | 9 | 9 | 0 | 5.6 | 9 | 4 | 9 | 9 |
| Has ADC | YES | YES | YES | — | YES | — | YES | YES |
| Bit Size | 8 | 8 | 8 | — | 8 | — | 8 | 8 |
| Clock Frequency-Max | 16 MHz | 16 MHz | 16 MHz | — | 16 MHz | — | 16 MHz | 16 MHz |
| DAC Channels | NO | NO | NO | — | NO | — | NO | NO |
| DMA Channels | NO | NO | YES | — | NO | — | NO | NO |
| JESD-30 Code | R-PDSO-G20 | R-PDSO-G20 | R-PDSO-G20 | O-PBCY-T3 | R-PDSO-G20 | R-PSFM-T3 | R-PDSO-G20 | R-PDSO-G20 |
| JESD-609 Code | e4 | e4 | — | e3 | e4 | e3 | e4 | e4 |
| Number of I/O Lines | 16 | 16 | 16 | — | 16 | — | 16 | 16 |
| On Chip Program ROM Width | 8 | 8 | 32 | — | 8 | — | 8 | 8 |
| PWM Channels | YES | YES | YES | — | YES | — | YES | YES |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | TSSOP20,.25 | TSSOP20,.25 | TSSOP20,.25 | SIP3,.1,50 | TSSOP20,.25 | — | TSSOP20,.25 | TSSOP20,.25 |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | ROUND | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package Style | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH | CYLINDRICAL | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH | FLANGE MOUNT | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH |
| Peak Reflow Temperature (Cel) | 260 | 260 | NOT SPECIFIED | — | 260 | NOT SPECIFIED | 260 | 260 |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified |
| RAM (bytes) | 1024 | 1024 | 1024 | — | 1024 | — | 1024 | 1024 |
| ROM (words) | 8192 | 8192 | 2048 | — | 8192 | — | 4096 | 8192 |
| ROM Programmability | FLASH | FLASH | FLASH | — | FLASH | — | FLASH | FLASH |
| Speed | 16 MHz | 16 MHz | 16 MHz | — | 16 MHz | — | 16 MHz | 16 MHz |
| Supply Current-Max | 4.75 mA | 4.75 mA | — | — | 100 mA | — | 4.75 mA | 4.75 mA |
| Supply Voltage-Max | 5.5 V | 5.5 V | 5.5 V | — | 5.5 V | — | 5.5 V | 5.5 V |
| Supply Voltage-Min | 2.95 V | 3.3 V | 3.3 V | — | 3.3 V | — | 3.3 V | 3.3 V |
| Supply Voltage-Nom | 3.3 V | 3.3 V | 3.3 V | — | 3.3 V | — | 3.3 V | 3.3 V |
| Surface Mount | YES | YES | YES | NO | YES | NO | YES | YES |
| Technology | CMOS | CMOS | CMOS | BIPOLAR | CMOS | — | CMOS | CMOS |
| Temperature Grade | AUTOMOTIVE | INDUSTRIAL | INDUSTRIAL | — | INDUSTRIAL | — | INDUSTRIAL | INDUSTRIAL |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | — | Matte Tin (Sn) - annealed | Nickel/Palladium/Gold (Ni/Pd/Au) | Matte Tin (Sn) - annealed | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | GULL WING | GULL WING | GULL WING | THROUGH-HOLE | GULL WING | THROUGH-HOLE | GULL WING | GULL WING |
| Terminal Pitch | 0.65 mm | 0.65 mm | 0.65 mm | — | 0.65 mm | — | 0.65 mm | 0.65 mm |
| Terminal Position | DUAL | DUAL | DUAL | BOTTOM | DUAL | SINGLE | DUAL | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 40 | 40 | NOT SPECIFIED | — | NOT SPECIFIED | NOT SPECIFIED | 40 | 40 |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER | MICROCONTROLLER | MICROCONTROLLER | — | MICROCONTROLLER | — | MICROCONTROLLER | MICROCONTROLLER |
| ## STM8S103F3P3 Alternates Showing results | Image | — | — | — | — | — | — | — |
| Pbfree Code | — | — | Yes | Yes | — | Yes | — | — |
| Boundary Scan | — | — | NO | — | NO | — | — | — |
| Manufacturer Package Code | — | — | — | 29-10 | — | 77-09 | — | — |
| Adjustability | — | — | — | FIXED | — | — | — | — |
| Dropout Voltage1-Nom | — | — | — | 1.7 V | — | — | — | — |
| Input Voltage Absolute-Max | — | — | — | 30 V | — | — | — | — |
| Input Voltage-Max | — | — | — | 20 V | — | — | — | — |
| Input Voltage-Min | — | — | — | 7 V | — | — | — | — |
| Line Regulation-Max | — | — | — | 0.15% | — | — | — | — |
| Load Regulation-Max | — | — | — | 0.06% | — | — | — | — |
| Number of Functions | — | — | — | 1 | — | — | — | — |
| Number of Outputs | — | — | — | 1 | — | — | — | — |
| Operating Temperature TJ-Max | — | — | — | 125 °C | — | — | — | — |
| Output Current1-Max | — | — | — | 0.1 A | — | — | — | — |
| Output Voltage1-Max | — | — | — | 5.2 V | — | — | — | — |
| Output Voltage1-Min | — | — | — | 4.8 V | — | — | — | — |
| Output Voltage1-Nom | — | — | — | 5 V | — | — | — | — |
| Packing Method | — | — | — | BAG | — | — | — | — |
| Regulator Type | — | — | — | FIXED POSITIVE SINGLE OUTPUT STANDARD REGULATOR | — | — | — | — |
| Voltage Tolerance-Max | — | — | — | 4% | — | — | — | — |
| CPU Family | — | — | — | — | STM8S | — | — | — |
| Format | — | — | — | — | FIXED POINT | — | — | — |
| Integrated Cache | — | — | — | — | NO | — | — | — |
| Low Power Mode | — | — | — | — | YES | — | — | — |
| Number of External Interrupts | — | — | — | — | 16 | — | — | — |
| Number of Timers | — | — | — | — | 3 | — | — | — |
| On Chip Data RAM Width | — | — | — | — | 8 | — | — | — |
| RAM (words) | — | — | — | — | 1024 | — | — | — |
| ## STM8S003F3P6 Alternates Showing results | — | — | — | — | Image | — | — | — |
| Collector Current-Max (IC) | — | — | — | — | — | 1.5 A | — | — |
| Collector-Emitter Voltage-Max | — | — | — | — | — | 80 V | — | — |
| Configuration | — | — | — | — | — | SINGLE | — | — |
| DC Current Gain-Min (hFE) | — | — | — | — | — | 25 | — | — |
| JEDEC-95 Code | — | — | — | — | — | TO-225AA | — | — |
| Number of Elements | — | — | — | — | — | 1 | — | — |
| Polarity/Channel Type | — | — | — | — | — | NPN | — | — |
| Power Dissipation-Max (Abs) | — | — | — | — | — | 12.5 W | — | — |
| Transistor Application | — | — | — | — | — | AMPLIFIER | — | — |
| Transistor Element Material | — | — | — | — | — | SILICON | — | — |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
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Get one quote covering all 7 alternatives for STM8S103F3P3 — response within 24 hours.
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Why Look for Alternatives?
Finding alternatives for STM8S103F3P3 is essential for supply chain resilience. Component shortages, long lead times, and end-of-life notices can disrupt production schedules. Having verified alternative parts ensures your designs remain manufacturable.
When evaluating STM8S103F3P3 replacements, consider key parameters such as package compatibility, electrical specifications, and operating temperature range. Our engineering team can help verify pin-to-pin compatibility for your specific application.
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FAQ
What is equivalent to STM8S103F3P3?
Known equivalents for STM8S103F3P3 include STM8S103F3P6, STM8S103F3P6BTR, MC78L05ACPG. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of STM8S103F3P3?
In many cases, yes. Cross-manufacturer alternatives exist for most standard components. However, always verify pin compatibility, electrical specs, and package dimensions before substituting in production.
How do I verify STM8S103F3P3 alternatives?
Compare the datasheet specifications including pinout, voltage ratings, timing parameters, and package dimensions. FindMyChip's engineering team can help with compatibility verification — submit an RFQ to get started.