STM8S005K6T6C - 16MHz 8-Bit MCU, 32KB Flash, LQFP-32 | STMicroelectronics
Teilenummer: STM8S005K6T6C ✓ AktivSTM8S005K6T6C Übersicht
What is an 8-bit value-line microcontroller? An MCU is a complete single-chip computer: a CPU core, program Flash, data RAM, embedded EEPROM, and on-chip peripherals on one die. The "value line" designation means ST optimized the STM8S005 for low cost and low power rather than for maximum performance or peripheral count. In the hierarchy it sits as: 8-bit MCU -> embedded microcontroller -> general-purpose IC -> semiconductor. The 8-bit core naturally handles small state machines, sensor conditioning, key scanning, and actuator control where 16- or 32-bit processing is unnecessary.
Key features include a maximum 16 MHz core clock, 32 KB Flash, 2 KB SRAM, 128 bytes of EEPROM, a 10-bit successive-approximation ADC, and the ST 8-bit peripheral set: one UART, one SPI interface, one I2C interface, 16-bit timers with PWM channels, and an internal 8 MHz RC oscillator with external clock support. All timers can be clocked from the internal RC source, allowing cost savings on the crystal/ceramic resonator.
Architecturally the STM8S005 core uses a single-cycle Harvard architecture with an 8-bit data bus, so Flash is accessed in a single cycle and the pipeline executes most instructions in one to three cycles. This gives real-world performance well above what the 16 MHz headline number suggests for typical control code. On-chip debug and programming are handled through the standard ST 8-bit debug interface (SWIM plus optional SWD on related devices), and the toolchain is the free ST-LINK / STM8CubeProgrammer ecosystem.
Typical applications include small home appliances, kitchen and white-goods control boards, simple sensor-hub nodes, LED and lighting controllers, toys, security keypads, and low-cost industrial control modules where a small pin count and low unit cost matter more than processing headroom.
One design consideration dominates: this is a 32-pin LQFP, so GPIO and peripheral breakout is modest. Plan pin multiplexing for I2C, SPI, and UART carefully before finalizing the PCB, and confirm the ADC reference and operating supply range in the manufacturer datasheet before committing to a power rail.
This page consolidates manufacturer specifications, package and pinout detail, drop-in replacement options, and practical design notes so you can qualify the STM8S005K6T6C for a new design or a board repair without piecing together information from multiple sources.
Drop-in-Alternativen für STM8S005K6T6C – gleiches Gehäuse, Pin-kompatibel. Bauteile mit anderem Gehäuse, die eine PCB-Überarbeitung erfordern, sind ausgeschlossen.
Varianten dieser Serie
Modelle derselben Serie, die drop-in-kompatibel sind mit STM8S005K6T6C (gleiche Bauform und Footprint) – abweichend in Package, Core, Data EEPROM, Flash Program Memory, I2C.
STM8S005K6T6
✅ Drop-In ⚠️ Spezifikationen ungeprüft📋 Referenzalternative (nicht im Katalog)
STM8S105K6T6
✅ Drop-In ⚠️ Spezifikationen ungeprüft📋 Referenzalternative (nicht im Katalog)
STM8S208K6T6
✅ Drop-In ⚠️ Spezifikationen ungeprüft📋 Referenzalternative (nicht im Katalog)
STM8S207K6T6
✅ Drop-In ⚠️ Spezifikationen ungeprüftPreis auf Anfrage
Datenblatt ansehen →STM8S005K6T6C Grenzwerte & elektrische Eigenschaften
| Core / Architecture | 8-bit STM8 value line, single-cycle Harvard core |
| Maximale Taktfrequenz | 16 MHz |
| Flash Program Memory | 32 KB |
| RAM | 2 KB |
| Data EEPROM | 128 bytes |
| ADC | 10-bit successive approximation ADC |
| Gehäuse | 32-LQFP (7x7 mm) |
| Pin-Anzahl | 32 pins |
| Montageart | Surface Mount |
| Serial Interfaces | 1 x UART, 1 x SPI, 1 x I2C |
| Timers | 16-bit timers with PWM channels |
| Internal Oscillator | 8 MHz internal RC |
| Betriebstemperaturbereich | -40 C to +85 C (T6 grade) |
| Programmable I/O Ports | Up to 28 I/O (PA0-PA7, PB0-PB7, PC0-PC2, PD0-PD7) |
| Debug / Programming | ST 8-bit debug interface (SWIM), ST-LINK compatible |
| Lebenszyklusstatus | Active |
STM8S005K6T6C Pin-Konfiguration
| Pin 1 | VSS — Ground supply |
| Pin 2 | NRST — Reset pin, active low |
| Pin 3 | PC0 — Port C bit 0, 2-bit ADC input capable |
| Pin 4 | PC1 — Port C bit 1, 2-bit ADC input capable |
| Pin 5 | PC2 — Port C bit 2, ADC input capable |
| Pin 6 | PD0 — Port D bit 0, oscillator input / timer channel |
| Pin 7 | PD1 — Port D bit 1, oscillator output / timer channel |
| Pin 8 | PD2 — Port D bit 2, timer channel |
| Pin 9 | PD3 — Port D bit 3, timer channel |
| Pin 10 | PD4 — Port D bit 4, timer channel |
| Pin 11 | PD5 — Port D bit 5, timer channel |
| Pin 12 | PD6 — Port D bit 6, timer channel |
| Pin 13 | PD7 — Port D bit 7, timer channel |
| Pin 14 | PB0 — Port B bit 0, I2C data line / timer channel |
| Pin 15 | PB1 — Port B bit 1, I2C clock line / timer channel |
| Pin 16 | PB2 — Port B bit 2, SPI data / timer channel |
| Pin 17 | PB3 — Port B bit 3, SPI clock / timer channel |
| Pin 18 | PB4 — Port B bit 4, SPI chip select / timer channel |
| Pin 19 | PB5 — Port B bit 5, timer channel |
| Pin 20 | PB6 — Port B bit 6, timer channel |
| Pin 21 | PB7 — Port B bit 7, timer channel |
| Pin 22 | PA0 — Port A bit 0, UART transmit / ADC input |
| Pin 23 | PA1 — Port A bit 1, UART receive / ADC input |
| Pin 24 | PA2 — Port A bit 2, ADC input |
| Pin 25 | PA3 — Port A bit 3, ADC input |
| Pin 26 | PA4 — Port A bit 4, ADC input |
| Pin 27 | PA5 — Port A bit 5, ADC input |
| Pin 28 | PA6 — Port A bit 6, ADC input |
| Pin 29 | PA7 — Port A bit 7, ADC input |
| Pin 30 | VDD — Main supply input |
| Pin 31 | VDDA — Analog supply / ADC reference domain |
| Pin 32 | VSS — Ground supply |
Typische Anwendungen
STM8S005K6T6C ist geeignet für 6 Anwendungs: Home Appliance Control Boards, LED Lighting and Dimming Controllers, Low-Cost IoT Sensor Nodes, Security Keypads and Access Panels, Small Industrial Control and Motor Interfaces, Consumer Accessories and Personal Devices.
Home Appliance Control Boards
The STM8S005K6T6C fits appliance control boards where a washing machine, microwave, or small kitchen appliance needs a single brain for user input, relay or triac drive, and a few analog sensors. The 16 MHz core executes state machines, keypad scanning, and display refresh without difficulty, while 2 KB of RAM is enough for a timer array and a small parameter buffer. The 10-bit ADC reads NTC temperature sensors and pot feedback directly, and the internal 8 MHz RC oscillator removes the crystal and its load capacitors from the BOM. The 32-LQFP footprint keeps the board compact, and the value-line pricing suits high-volume consumer builds.
Empfohlen
LED Lighting and Dimming Controllers
For LED driver and dimming control, the STM8S005K6T6C combines a 16 MHz core with 16-bit timers that carry PWM outputs, which is exactly what constant-current LED dimming and flicker-free modulation require. Because the timers can be driven from the internal 8 MHz RC oscillator, designers can reduce the component count while keeping PWM resolution adequate for visual comfort. The 10-bit ADC monitors current sense or temperature for thermal foldback, and the UART allows in-system tuning or a simple commissioning handshake with a host tool. Its 32-pin LQFP gives enough pins for a handful of LED channels plus fault indication.
Empfohlen
Low-Cost IoT Sensor Nodes
The STM8S005K6T6C is a sensible front-end for compact sensor nodes that measure, threshold, and forward data rather than run a network stack on the MCU itself. It samples several analog channels through the 10-bit ADC, applies filtering in firmware within its 2 KB of RAM, and streams results over the UART to a radio or gateway module. The internal RC oscillator and the small 32-LQFP footprint support dense, low-cost board layouts, and the low standby capability of the 8-bit core helps with coin-cell or energy-harvested deployments. This role is where the value line makes the most economic sense.
Empfohlen
Security Keypads and Access Panels
Keypad and access-control panels need dependable scanning, debouncing, and bus communication in a small footprint, and the STM8S005K6T6C covers all three economically. Its 28 available I/O pins can drive a matrix keypad row by row, supervise door contacts, and blink status LEDs, while the I2C interface connects an optional authentication or display module. The 128 bytes of EEPROM retain pairing or credential tokens across power cycles. At 16 MHz with a single-cycle Flash core, scan loops and debounce timers run with generous headroom, and the value-line cost structure supports deployment volumes typical of access hardware.
Empfohlen
Small Industrial Control and Motor Interfaces
For compact industrial modules such as valve controllers, small gearmotor interfaces, or pump sequencers, the STM8S005K6T6C provides a deterministic 16 MHz control loop with 16-bit PWM timers for actuator drive. The 10-bit ADC supports feedback from current, position, or pressure sensing, and the UART links to a supervisory PLC or HMI over a simple point-to-point link. Industrial temperature grades and the 32-LQFP package tolerate demanding enclosure conditions while keeping the assembly cost low. Because this is a value-line part, applications needing high-speed capture or large protocol stacks should step up to a Cortex-M MCU instead.
Empfohlen
Consumer Accessories and Personal Devices
Compact consumer accessories such as USB-C dongles, desk accessories, personal care devices, and simple timers are typical value-line territory for the STM8S005K6T6C. The part can handle button and touch input, drive a small display or LED array, and manage USB-serial bridging or configuration over the UART with very few external components. Its 2 KB of RAM and 32 KB of Flash are generous for menu and state handling in these products, and the 32-LQFP package supports compact enclosures. The internal RC oscillator removes the cost of a crystal in products where timing tolerance is acceptable.
Empfohlen
Zusammenfassung der empfohlenen Produkte
Technische Referenzdaten für STM8S005K6T6C – Vergleich, Designhinweise und Compliance-Informationen.
Auswahlhilfe
Vergleich mit Alternativen
| Parameter | Dieses Produkt | STM8S005K6T6 | STM8S105K6T6 | STM8S208K6T6 | STM8S207K6T6 |
|---|---|---|---|---|---|
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Package | 32-LQFP (7x7 mm) | 32-LQFP (7x7 mm) - same | 32-LQFP (7x7 mm) - same | 32-LQFP (7x7 mm) - same | 32-LQFP (7x7 mm) - same |
| Core Architecture | 8-bit STM8 value line | 8-bit STM8 value line - identical | 8-bit STM8 performance line | 8-bit STM8 connectivity line | 8-bit STM8 connectivity line |
| Maximum Clock Frequency | 16 MHz | 16 MHz | 16 MHz | 16 MHz | 16 MHz |
| Flash Program Memory | 32 KB | 32 KB | 32 KB | 64 KB (+100%) | 128 KB (+300%) |
| RAM | 2 KB | 2 KB | 8 KB (+300%) | 8 KB (+300%) | 8 KB (+300%) |
| Data EEPROM | 128 bytes | 128 bytes | 1 KB | 1 KB | 1 KB |
| ADC Resolution | 10-bit | 10-bit | 10-bit, more channels | 10-bit, more channels | 10-bit, more channels |
| Serial Interfaces | 1 x UART, 1 x SPI, 1 x I2C | 1 x UART, 1 x SPI, 1 x I2C | 1 x UART, 1 x SPI, 1 x I2C | 1 x UART, 1 x SPI, 1 x I2C | 1 x UART, 1 x SPI, 1 x I2C |
| Orderable Suffix Difference | T6C (halogen-free ordering variant) | T6 (standard industrial ordering variant) | T6 | T6 | T6 |
Wichtigste Unterscheidungsmerkmale
- Lowest-cost member of the 32-pin LQFP STM8 8-bit family while keeping 32 KB Flash and 16 MHz clock (vs. STM8S207K6T6)
- Twice the RAM of the base part without changing the footprint or the clock (vs. STM8S005K6T6)
- Hardware-identical basis for firmware growth and OTA capability (vs. STM8S208K6T6)
- Single 10-bit ADC with internal RC clock eliminates external crystal cost in entry-level designs (vs. STM8S105K6T6)
Designhinweise
Assign the STM8S005K6T6C pins in this order: analog inputs to the 10-bit ADC first, then the three serial interfaces (UART, SPI, I2C), then timers/PWM, and only then the plain digital I/O. The STM8 8-bit family multiplexes alternate functions onto shared port pins, so late assignment of the I2C or SPI lines commonly forces a respin. Keep the 32-LQFP 7x7 mm footprint on a land pattern with 0.8 mm pitch, and provide a dedicated ground pour under the device with short return paths for the analog supply pin.
Separate the digital and analog supply routing: bring the analog domain pin to a local 100 nF ceramic with a short, low-inductance trace directly to the ground plane, and place bulk capacitance at the supply entry point. Because the ADC accuracy depends on a quiet reference derived from the analog supply, routing the analog pin away from the SPI clock and UART return currents materially improves reading stability. Verify the recommended operating supply range and maximum supply ramp conditions in the manufacturer datasheet before fixing the power tree, and confirm the maximum total current drawn by the load attached to the regulated rail.
Do not assume the internal 8 MHz RC oscillator is accurate enough for UART communication or long time bases. For UART links, keep the baud-rate error below roughly 2% total across the temperature range, which usually means enabling the factory calibration of the internal RC oscillator or fitting an external crystal. A second common pitfall is copying STM8S005 firmware onto an STM8S105 or STM8S207 without re-checking peripheral registers and interrupt vectors, because the higher RAM parts add peripherals whose vector positions differ.
Place the decoupling network and any crystal or RC oscillator components within 5 mm of the device pins, with the ground connection of each capacitor taken from the same ground pour region that serves the MCU. Keep the analog traces short, direct, and away from the SPI and timer PWM traces, and route high-current load switch outputs (relays, MOSFET gates) on a separate copper area so their di/dt transients do not couple into the ADC reference. For designs using the internal RC oscillator, leave the oscillator pins free of fast-switching nets to preserve start-up and frequency stability.
Compliance-Informationen
The T6 orderable code denotes the industrial temperature grade (-40 C to +85 C). The trailing C in the STM8S005K6T6C orderable code identifies the halogen-free ordering variant. RoHS, REACH and conflict-minerals status for this specific orderable code were not confirmed and should be verified with the supplier at quotation.
