STM8S103F3P6 - 8-bit 16MHz MCU, 8KB Flash, 20-TSSOP | STMicroelectronics
MPN: STM8S103F3P6 ✓ فعالSTM8S103F3P6 جائزہ
An 8-bit microcontroller (MCU) is a single-chip computer that integrates a CPU, memory, and peripheral interfaces. The STM8 core uses an advanced Harvard architecture with a 16-bit instruction word and 32-bit program counter extension for efficient code density. The "Access line" designation indicates this part targets cost-optimized designs with sufficient peripherals for general control tasks. This positions the STM8S103F3P6 within the broader taxonomy: MCU -> 8-bit microcontroller -> STM8 family -> STM8S access line -> STMicroelectronics 8-bit portfolio.
Key features include 8 KB Flash with in-application programming (I2AP) capability, 640-byte true data EEPROM rated for 300 k write/erase cycles, a 10-bit ADC with up to 5 channels, and a 4-channel 16-bit PWM/timer structure supporting capture, compare, and one-pulse modes. The integrated SWIM debug interface and on-chip watchdog with window option simplify development and field reliability. The 20-pin TSSOP package offers a compact 6.5 mm × 4.4 mm footprint suitable for space-constrained PCBs.
Typical applications include low-cost consumer appliances, sensor interface nodes, LED lighting controllers, battery chargers, simple motor drivers, and replacement of legacy 8051 or PIC16 designs. The wide 2.95-5.5 V supply range also supports 3.3 V and 5 V industrial systems without level shifters.
Designers should note that the STM8S103F3P6 (industrial grade, -40 °C to 85 °C) and the STM8S003F3P6 differ in feature set; the '103 part includes a beeper and AWU peripherals absent on the '003. For higher memory needs, the STM8S105 series provides 32 KB Flash in larger packages. This page synthesizes distributor pricing, drop-in alternatives, and design notes not found in the manufacturer datasheet alone.
کے لیے ڈراپ اِن متبادل STM8S103F3P6 — یکساں پیکیج، پن سے پن مطابقت پذیر۔ مختلف پیکیج والے پرزے جن کے لیے PCB دوبارہ کام درکار ہو، شامل نہیں ہیں۔
اس سیریز میں مختلف ورژن
اسی سیریز کے ماڈلز جو ڈراپ اِن مطابقت رکھتے ہیں STM8S103F3P6 (یکساں فارم فیکٹر اور فٹ پرنٹ) — میں مختلف Flash Program Memory, Package, ADC Resolution, Product Type, I/O Ports.
STM8S103F2P6
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →STM8S003F3P6
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →STM8S103F3P6TR
✅ ڈراپ-اِن📋 حوالہ جاتی متبادل (کیٹلاگ میں نہیں)
STM8S103F3P6 زیادہ سے زیادہ ریٹنگز اور برقی خصوصیات
| Core | STM8 8-bit (Harvard architecture) |
| زیادہ سے زیادہ کلاک فریکوئنسی | 16 MHz |
| Program Memory (Flash) | 8 KB |
| Data EEPROM | 640 B |
| RAM | 1 KB |
| Data EEPROM Endurance | 300 k cycles |
| Supply Voltage Range | 2.95 V to 5.5 V |
| آپریٹنگ درجہ حرارت | -40 °C to +85 °C |
| Number of I/O Pins | 16 |
| ADC | 10-bit, up to 5 channels |
| Timers | 3 × 16-bit (TIM1, TIM2, TIM4) |
| Communication Interfaces | UART, SPI, I²C |
| پیکیج | 20-TSSOP |
| Debug Interface | SWIM (single-wire) |
| Watchdog | Window watchdog + independent WDG |
| ماؤنٹنگ ٹائپ | Surface Mount |
STM8S103F3P6 پن کنفیگریشن
| پن 1 | VDD — Supply voltage (2.95 V to 5.5 V) |
| پن 2 | PA1 — Port A bit 1 / SWIM data |
| پن 3 | PA2 — Port A bit 2 / oscillator output |
| پن 4 | PD1 — Port D bit 1 |
| پن 5 | PB0 — Port B bit 0 / AIN0 / TIM1_CH1N |
| پن 6 | PB1 — Port B bit 1 / AIN1 |
| پن 7 | PB2 — Port B bit 2 / AIN2 |
| پن 8 | PB3 — Port B bit 3 / AIN3 |
| پن 9 | PB4 — Port B bit 4 / AIN4 |
| پن 10 | PB5 — Port B bit 5 / BEEPER output |
| پن 11 | PB6 — Port B bit 6 / I²C SDA |
| پن 12 | PB7 — Port B bit 7 / I²C SCL |
| پن 13 | PC1 — Port C bit 1 / TIM1_CH1 |
| پن 14 | PC2 — Port C bit 2 / TIM1_CH2 |
| پن 15 | PC3 — Port C bit 3 / TIM1_CH3 |
| پن 16 | PC4 — Port C bit 4 / TIM1_CH4 |
| پن 17 | PC5 — Port C bit 5 / SPI SCK |
| پن 18 | PC6 — Port C bit 6 / SPI MOSI |
| پن 19 | PC7 — Port C bit 7 / SPI MISO |
| پن 20 | VSS — Ground |
عام استعمالات
STM8S103F3P6 کے لیے موزوں ہے 6 ایپلیکیشنs: Consumer Appliance Control, LED Lighting Driver, Battery Charger Controller, Sensor Interface Module, Replacement for Legacy 8051 / PIC16 Designs, Simple Motor Driver / BLDC Companion.
Consumer Appliance Control
The STM8S103F3P6 fits cost-sensitive white-goods and small-appliance controllers thanks to its 8 KB Flash, 16 MHz core, and integrated peripherals that replace discrete glue logic. With 16 GPIO pins, a beeper driver, and a 10-bit ADC for sensing temperature or voltage, the part handles keypad scanning, triac zero-cross control, and indicator PWM in a single chip. Typical subsystems: washing-machine user interface, microwave keypad, fan speed controller, and rice-cooker thermostat.
تجویز کردہ
LED Lighting Driver
The STM8S103F3P6 drives multichannel LED lighting by combining its 4-channel 16-bit PWM timer with 10-bit ADC feedback for closed-loop current regulation. The 5.5 V tolerance supports 5 V analog reference designs for photometric sensors, while the 16 MHz core is fast enough to run DMX-style or PWM-dim protocols. Integrated beeper can signal fault conditions without an extra timer.
تجویز کردہ
Battery Charger Controller
For NiMH, Li-ion, or lead-acid charger designs, the STM8S103F3P6 offers the ADC for V/I sensing, a PWM channel for synchronous buck or linear regulation, and the AWU peripheral for sleep-mode monitoring. The 640-byte true EEPROM stores charging profiles and cycle counters without external memory. UART output can report state to a host MCU or BLE module.
تجویز کردہ
Sensor Interface Module
Industrial sensor nodes leverage the STM8S103F3P6 I²C/SPI master capability plus the 10-bit ADC to read multiple analog and digital sensors. UART enables Modbus RTU slave communication on RS-485 segments, and the 8 KB Flash holds calibration tables for thermocouple or bridge-sensor linearization. The -40 °C to +85 °C industrial range supports outdoor and factory-floor deployment.
تجویز کردہ
Replacement for Legacy 8051 / PIC16 Designs
Designers moving legacy 8051 or PIC16 firmware gain a modern toolchain and on-chip peripherals when migrating to the STM8S103F3P6. With 8 KB Flash, 1 KB RAM, three timers, and a SWIM debug interface, it covers most small-control applications while offering better interrupt latency and a true C compiler. The 20-TSSOP package drop-in fits existing 8051 footprints when the OEM PCB was designed for an SOP-20 MCU.
تجویز کردہ
Simple Motor Driver / BLDC Companion
The STM8S103F3P6 acts as a user-interface and safety companion to a dedicated motor-driver IC in low-power BLDC, stepper, or brushed-DC applications. It runs PWM command generation, button/encoder input, fault monitoring via ADC, and UART comms to a host controller. The beeper provides audible stall alarms without external timer hardware.
تجویز کردہ
تجویز کردہ پروڈکٹس کا خلاصہ
کے لیے انجینئرنگ ریفرنس ڈیٹا STM8S103F3P6 — موازنہ، ڈیزائن رہنمائی، اور تعمیل کی معلومات۔
انتخاب کی گائیڈ
متبادلات کے ساتھ موازنہ
| پیرامیٹر | یہ پروڈکٹ | STM8S103F2P6 | STM8S003F3P6 | STM8S103F3P6TR |
|---|---|---|---|---|
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Package | 20-TSSOP | 20-TSSOP - same | 20-TSSOP - same | 20-TSSOP - same |
| Flash Memory | 8 KB | 4 KB | 8 KB | 8 KB |
| RAM | 1 KB | 1 KB | 1 KB | 1 KB |
| EEPROM | 640 B | 640 B | 640 B | 640 B |
| Core Clock | 16 MHz | 16 MHz | 16 MHz | 16 MHz |
| Beeper Peripheral | Yes | Yes | No | Yes |
| Operating Temperature | -40 °C to +85 °C | -40 °C to +85 °C | -40 °C to +85 °C | -40 °C to +85 °C |
اہم امتیازی خصوصیات
- True data EEPROM on-chip (بمقابلہSTM8S003F3P6)
- Higher Flash density vs F2 sibling (بمقابلہSTM8S103F2P6)
- Industrial temperature grade as standard (بمقابلہSTM8S103F3P3)
ڈیزائن نوٹس
The STM8S103F3P6 has internal voltage regulation derived from VDD; decouple VDD/VSS with a 100 nF ceramic capacitor placed within 5 mm of the pins plus a bulk 4.7 µF tantalum or electrolytic for switching transients. The AWU peripheral draws only a few µA from VDD in halt mode, but peripherals left clocked can multiply supply current. Activate PWR_HSITRIM_Q1..Q4 settings and disable unused peripherals in the CLK_PCKENR register to minimize run current.
For the 20-TSSOP package, route the SWIM pin (PA1) directly to a 4-pin test header to keep programming accessible without rework. Place the external reset pull-up (10 kΩ to VDD) close to the NRST pin if the application uses external reset. The 16 MHz HSE crystal or resonator, if used, should sit adjacent to pins PA1/PA2 with short symmetric traces and a ground guard ring for EMI robustness.
Do not confuse the STM8S103F3P6 (industrial -40 °C to +85 °C, with beeper/AWU) with the STM8S003F3P6 (no beeper/AWU) or STM8S103F3P3 (commercial 0 °C to 70 °C) - same package, different peripheral set or temperature grade. When migrating firmware from STM8S105 series, verify ADC channel count (5 vs 16) and timer resources. The SWIM debug interface is single-wire; do not add external pull-ups on PA1 that exceed 10 kΩ or debug will fail.
تعمیل کی معلومات
RoHS/REACH compliant per ST product page; AEC-Q100 not qualified (consumer/industrial grade); lead-free TSSOP package per JEDEC J-STD-020 MSL1
