Item specifics
Description
The STM32F030F4P6 is a mainstream Arm Cortex-M0 value line 32-bit MCU from STMicroelectronics, housed in a TSSOP-20 package (6.5×4.4 mm). It incorporates a 48 MHz high-performance Arm Cortex-M0 32-bit RISC core, with 16 KB Flash, 4 KB SRAM with hardware parity, and a CRC calculation unit. On-chip peripherals include a 12-bit ADC (up to 11 channels, 1.0 µs conversion time), 5-channel DMA controller, calendar RTC with alarm and periodic wakeup, 11 timers (including one 16-bit advanced-control timer for six-channel PWM output, up to seven 16-bit general-purpose timers, independent and system window watchdog timers, and SysTick timer), and I2C (Fast Mode Plus 1 Mbit/s), SPI (18 Mbit/s), and USART (supporting master synchronous SPI and modem control). The device provides 15 fast I/Os, all 5 V-tolerant and mappable on external interrupt vectors. It operates from 2.4 V to 3.6 V over -40 °C to 85 °C. All packages are ECOPACK®2 compliant.
Arm Cortex-M0 Core: 32-bit Arm Cortex-M0 RISC core, up to 48 MHz, with built-in Nested Vectored Interrupt Controller Memory: 16 KB Flash, 4 KB SRAM with hardware parity, CRC calculation unit 12-bit ADC: 1.0 µs conversion time, up to 11 channels, conversion range 0 to 3.6 V, separate analog supply 2.4 V to 3.6 V 5-Channel DMA Controller: Flexible mapping for memory-to-memory, peripheral-to-memory, and memory-to-peripheral transfers 11 Timers: One 16-bit advanced-control timer for six-channel PWM output, up to seven 16-bit general-purpose timers (up to four IC/OC, usable for IR control decoding), independent and system window watchdog timers, SysTick timer Calendar RTC: With alarm and periodic wakeup from Stop/Standby Communication Interfaces: I2C (Fast Mode Plus 1 Mbit/s support, 20 mA current sink), USART (supporting master synchronous SPI and modem control, with auto baud rate detection), SPI (18 Mbit/s, 4 to 16 programmable bit frames) Low-Power Modes: Sleep, Stop, Standby Clock Management: 4–32 MHz crystal oscillator, 32 kHz RTC crystal oscillator with calibration, internal 8 MHz RC with x6 PLL option, internal 40 kHz RC oscillator I/O Resources: 15 fast I/Os, all 5 V-tolerant, all mappable on external interrupt vectors High Reliability: Power-on/power-down reset (POR/PDR), serial wire debug (SWD) Wide Operating Range: 2.4 V to 3.6 V, -40 °C to 85 °C Green Packaging: ECOPACK®2 compliant, TSSOP-20 package (6.5×4.4 mm)
Industrial Control: Sensor transmitters, RS-485 communication nodes, small actuators, inverters Consumer Electronics: Remote controls, electric toothbrushes, electronic toys, handheld devices, PC peripherals (printers, scanners) Home Appliances: Induction/microwave oven panels, HVAC systems, alarm systems, smart lighting IoT Nodes: Wireless sensor terminals, environmental monitoring modules, smart home control LED Lighting: Dimming control, RGB strip drivers, switching power supply management Motor Control: Fans, pumps, small motor drives — advanced-control timer supports 6-channel PWM output Automotive Electronics: Vehicle light control, window anti-pinch, automotive sensor nodes (non-safety-critical)
Arm Cortex-M0 32-bit Performance: 48 MHz high-performance 32-bit ARM core, far exceeding 8/16-bit MCU processing capability for complex algorithms TSSOP-20 Compact Package: 6.5×4.4 mm small footprint with 15 5 V-tolerant I/Os, ideal for space-constrained applications 12-bit High-Speed ADC: 1.0 µs conversion time, up to 11 channels, separate analog supply, analog watchdog for precise monitoring 11 Timers: Including 1x 16-bit advanced-control timer (6-channel PWM) and up to 7x 16-bit general-purpose timers (supporting IR control decoding) — ideal for motor control and infrared remote control applications 5-Channel DMA Offloads CPU: Enables direct data transfer between peripherals and memory, significantly reducing CPU load 5V-Tolerant I/Os: All 15 I/Os are 5 V-tolerant, connecting 5 V peripherals without level shifters, reducing BOM cost I2C Fast Mode Plus: 1 Mbit/s communication rate, 20 mA high current sink capability — ideal for power management and sensor applications Calendar RTC: Built-in hardware RTC with alarm and periodic wakeup — ideal for scheduled sensing applications Mature STM32 Ecosystem: Compatible with STM32CubeIDE, STM32CubeMX, HAL libraries, abundant development boards and reference designs Cost-Effective Value Line: 32-bit ARM performance at a competitive price — the ideal upgrade path from 8/16-bit MCUs
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FAQ:
What is the STM32F030F4P6 and what are its key specifications?
The STM32F030F4P6 is a 32‑bit ARM Cortex‑M0 microcontroller from STMicroelectronics, running at up to 48 MHz with 16 KB of Flash memory and 4 KB of SRAM. It includes a 12‑bit 1 Msps ADC, basic timers (TIM3, TIM14), and standard serial interfaces – USART, SPI, and I2C. The device comes in a tiny TSSOP‑20 package with 15 I/O pins, and operates over ‑40 °C to +85 °C. It is designed as an entry‑level, cost‑sensitive solution for simple embedded tasks that require basic 32‑bit performance in a very small footprint.
What are the package dimensions and pin count of the STM32F030F4P6?
It uses a TSSOP‑20 package with a body size of 6.5 mm × 4.4 mm and a lead pitch of 0.65 mm. The gull‑wing leads make it very easy to hand‑solder and inspect, which is ideal for prototyping, low‑volume production, and educational projects. The package provides 15 user I/O pins, which is enough for many simple sensing and control applications.
How does the STM32F030F4P6 differ from the STM32F031F4P6? Which one offers motor control?
Both share the same Cortex‑M0 core at 48 MHz and have identical memory — 16 KB Flash and 4 KB SRAM — in a TSSOP‑20 package. The crucial difference is the timer set: the STM32F031F4P6 adds the advanced‑control timer TIM1 with complementary PWM outputs and hardware dead‑time, enabling direct control of brushless DC motors or half‑bridge stages. The F030F4P6 has only general‑purpose timers (TIM3 and TIM14). Choose the F030F4P6 for basic timing and PWM tasks; choose the F031F4P6 if you need motor‑drive capability in the same small package.
How does the STM32F030F4P6 compare with the STM32F030K6T6? What are the trade‑offs?
The K6T6 is essentially a larger, more capable version. It uses an LQFP‑32 package with 27 I/O pins and provides 32 KB Flash and 4 KB SRAM. The F4P6 offers a smaller TSSOP‑20 footprint with 15 I/O pins and 16 KB Flash. Both lack an advanced timer. Pick the F4P6 when PCB space is at an absolute premium and the code fits in 16 KB. Choose the K6T6 when you need more I/O, more Flash, or a slightly easier‑to‑route package (0.8 mm pitch), without moving to a different family.
Is 16 KB of Flash and 4 KB of SRAM really usable for a real application? What can it run?
Absolutely, for well‑optimized, focused tasks. 16 KB of Flash can hold a UART/SPI/I2C communication stack, sensor drivers, a simple control loop, and some application logic. The 4 KB of SRAM must be used carefully — placing constant data in Flash and using DMA for serial transfers helps a lot. This memory size is proven in countless small sensor nodes, LED controllers, battery chargers, and simple appliance controllers. If the firmware later outgrows these limits, the STM32F031F6P6 (32 KB Flash, 4 KB SRAM, TSSOP‑20) is a direct drop‑in upgrade.
What are the ADC specifications of the STM32F030F4P6? How many analog inputs can I use?
It integrates a 12‑bit successive‑approximation ADC with a maximum sampling rate of 1 Msps. In the TSSOP‑20 package, you can access up to 9 external analog input channels: 8 channels (IN0–IN7) via PA0–PA7, and 1 channel (IN9) via PB1. The internal temperature sensor and voltage reference can also be sampled without using any external pins. This makes the chip well‑suited for multi‑sensor acquisition in compact designs, such as battery voltage monitoring or simple environmental sensing.
Can the STM32F030F4P6 be powered directly from 5 V? Are its GPIO pins 5‑volt tolerant?
The device requires a supply voltage of 2.4 V to 3.6 V — 5 V must not be applied to the VDD pin. However, most I/O pins (PA0–PA7, PB1, PF0, PF1) are designated as FT (5‑volt tolerant) and can safely accept input voltages up to 5 V. This allows you to directly interface with 5 V logic — reading their output levels, or communicating through an open‑drain output with an external pull‑up — eliminating the need for external level shifters and simplifying mixed‑voltage designs.
How low is the power consumption of the STM32F030F4P6? Can it run from a small battery?
The chip offers very good low‑power figures for its class. Running at 48 MHz with all peripherals active, typical current is around 12–15 mA. Sleep mode reduces this to roughly 2–3 mA. In Stop mode, with the full 4 KB SRAM and registers retained, consumption drops to approximately 5 µA; Standby mode goes down to around 1.2 µA. Fast wake‑up from Stop mode makes the MCU suitable for battery‑powered devices that sleep most of the time and wake briefly to perform a measurement or send data.
How do I program and debug the STM32F030F4P6? What tools do I need?
Programming and debugging are done through the SWD (Serial Wire Debug) interface, needing only SWDIO, SWCLK, VCC, and GND connections. A low‑cost ST‑LINK/V2 or STLINK‑V3 debugger is all the hardware you need. The free STM32CubeIDE is fully supported, and the chip can also be used with Keil MDK and IAR EWARM. Use STM32CubeMX for fast graphical pinout and clock configuration. ST provides extensive HAL and LL libraries plus example projects, so you can go from idea to a working prototype very quickly.
What are the most typical applications for the STM32F030F4P6?
Its ultra‑compact TSSOP‑20 package, 16 KB Flash, 4 KB SRAM, and 12‑bit ADC make it perfect for space‑ and cost‑constrained projects that don't need advanced timers or large code storage. Common uses include simple sensor nodes, LED controllers, small home appliances, power‑supply monitoring, battery chargers, and basic industrial control modules. It is also very popular for educational kits and hobbyist designs where easy hand‑soldering and a straightforward peripheral set are major advantages.