STM32G081KBT6 - 64MHz Cortex-M0+ 128KB MCU | STMicroelectronics
N.º de pieza: STM32G081KBT6 ✓ ActivoSTM32G081KBT6 Descripción general
A microcontroller is a programmable embedded-control device that combines a processor core, nonvolatile program memory, working memory, and peripherals on one integrated circuit. The STM32G0 family belongs to the hierarchy of Cortex-M microcontrollers, 32-bit microcontrollers, embedded processors, and semiconductor devices. This position makes the STM32G081KBT6 suitable for products that need deterministic control behavior without a high-end application processor or external memory interface.
Key features include an Arm Cortex-M0+ core with operation up to 64 MHz, 128 KB of flash memory with protection and a securable area, and 36 KB of SRAM. The SRAM specification includes 32 KB with hardware parity checking. The operating-temperature options listed for this device family include -40 °C to 85 °C, 105 °C, and 125 °C, allowing the same general-purpose controller family to address industrial, extended-temperature, and high-temperature equipment.
The STM32G081KBT6 integrates embedded control resources with a 32-LQFP footprint. Its 7 mm by 7 mm package provides a practical option for compact PCBs where a larger fine-pitch package would be unnecessary. The product category identifies it as an ARM Cortex-M0+ STM32G0 microcontroller IC, while the listed flash organization is 128K by 8 bits. For firmware development, consult the STM32G0 programming and reference documentation for peripheral behavior, clock configuration, memory protection, and debug support.
Typical applications include industrial control modules, compact sensor interfaces, building automation equipment, consumer accessories, and low-cost embedded control boards. The 128 KB flash capacity supports application code, configuration data, and boot logic in one device, while the 36 KB SRAM accommodates working buffers and protocol state. In designs requiring higher-memory variants, different STM32G0 devices should be compared by package, pin mapping, flash capacity, SRAM capacity, and peripheral configuration before footprint reuse is approved.
A robust design should verify the exact pin functions, alternate-function routing, decoupling requirements, clock limits, and temperature grade in the manufacturer datasheet for the ordered ordering code. This page combines the verified device identity, memory and package details, sourcing information, and application guidance to support component selection and PCB planning.
Alternativas directas para STM32G081KBT6 — mismo encapsulado, compatible pin a pin. Se excluyen las piezas de otro encapsulado que requieren retrabajo de la PCB.
Variantes de esta serie
Modelos de la misma serie compatibles directamente con STM32G081KBT6 (mismo factor de forma y huella) — difiere en Package.
STM32G081CBT6
✅ Sustitución directa ⚠️ Especificaciones sin verificarConsulte el precio
Ver hoja de datos →STM32G081RBT6
✅ Sustitución directa ⚠️ Especificaciones sin verificarConsulte el precio
Ver hoja de datos →STM32G081KBT6 Valores máximos y características eléctricas
| Product Type | 32-bit ARM Cortex-M0+ microcontroller IC |
| Core | Arm Cortex-M0+ |
| Maximum CPU Frequency | 64 MHz |
| Flash Memory | 128 KB |
| Flash Organization | 128K x 8 |
| Flash Protection | Protected with securable area |
| SRAM | 36 KB |
| Hardware Parity-Checked SRAM | 32 KB |
| Encapsulado | 32-LQFP |
| Package Dimensions | 7 mm x 7 mm |
| Rango de temperatura de funcionamiento | -40 °C to 85 °C / 105 °C / 125 °C |
| Tipo de montaje | Surface mount |
| Manufacturer | STMicroelectronics |
| Series | STM32G0 |
Guía de configuración de pines de STM32G081KBT6 7 mm x 7 mm
Configuración de pines para STM32G081KBT6 (encapsulado 7 mm x 7 mm). Este CI digital incluye GPIO, interfaces de comunicación (UART, SPI, I2C) y pines de alimentación. Consulte la hoja de datos del fabricante para conocer las funciones alternativas de los pines y las opciones de configuración. Esencial para el diseño de sistemas embebidos y el diseño de PCB.
No hay datos detallados de patillaje disponibles para STM32G081KBT6.
Consulte la hoja de datos para ver la configuración completa de patillas.
Aplicaciones típicas
STM32G081KBT6 es adecuado para 6 aplicacións: Industrial Control Module, Sensor Interface Controller, Building Automation Endpoint, Compact Consumer Accessory, Motor and Actuator Control, Data Acquisition Front End.
Industrial Control Module
The STM32G081KBT6 fits compact industrial control modules that need deterministic embedded processing without external program memory. Its Arm Cortex-M0+ core operates up to 64 MHz, while 128 KB of flash stores control logic, configuration tables, and diagnostics and 36 KB of SRAM supports working state and communication buffers. The 32-LQFP package measures 7 mm by 7 mm, helping preserve board area in densely populated controller assemblies. Design the PCB around the exact manufacturer pinout, provide the specified bypass network, and verify operating temperature, supply range, and isolation requirements at the product level.
Recomendado
Sensor Interface Controller
The STM32G081KBT6 is appropriate for a local sensor interface that converts measurements into processed data or control commands. Its 64 MHz Cortex-M0+ core can service digital protocols, filter sampled values, and manage status reporting, while the integrated 36 KB SRAM provides room for buffers and protocol state. The 128 KB flash capacity supports device-specific calibration, configuration, and firmware revisions. Confirm the required ADC, timer, serial, and digital I/O functions in the manufacturer datasheet because the ordering code alone does not establish every peripheral configuration.
Recomendado
Building Automation Endpoint
The STM32G081KBT6 can serve as the local controller in a compact building-automation endpoint, combining sensing, actuator control, and communications in one microcontroller. Its 128 KB flash holds application firmware and configuration, and the 36 KB SRAM supports protocol handling and control-state buffers. The 32-LQFP footprint provides a practical leaded package for boards assembled with mixed production processes. Validate the exact peripheral mix, pin multiplexing, temperature environment, and any network-specific requirements before schematic freeze. The manufacturer datasheet remains the authority for clocking, electrical limits, and peripheral behavior.
Recomendado
Compact Consumer Accessory
The STM32G081KBT6 suits compact consumer accessories that require local logic, user-interface control, or peripheral management. A 64 MHz Cortex-M0+ core provides responsive handling of button logic, indicators, and communications, while 128 KB flash and 36 KB SRAM consolidate application code and runtime storage. Its 7 mm by 7 mm LQFP package is useful for space-constrained assemblies, although final mechanical clearance must be checked against surrounding components. Confirm the required I/O count and available peripheral functions, and validate production programming and test access using the manufacturer’s device documentation.
Recomendado
Motor and Actuator Control
The STM32G081KBT6 can act as the supervisory controller for a small motor or actuator subsystem where a higher-performance processor is unnecessary. The 64 MHz Cortex-M0+ core supports timing, state-machine execution, and protection sequencing, while 36 KB of SRAM accommodates command and diagnostic buffers. The 128 KB flash capacity allows motor-control parameters, fault logic, and communications firmware to remain resident. The exact timer outputs, capture features, and analog functions must be checked for the ordered variant, and the power-stage layout should be isolated from sensitive control signals.
Recomendado
Data Acquisition Front End
The STM32G081KBT6 is suitable for a small data-acquisition front end that gathers sensor or switch information and prepares it for transmission. Its 64 MHz core can execute acquisition sequencing and protocol framing, while the 36 KB SRAM supports sample buffers and working state. The 128 KB flash provides space for calibration, configuration, and communication firmware. Before selecting it, verify the required ADC resolution, sampling performance, comparator resources, timer channels, and serial interfaces in the manufacturer datasheet. Use short, controlled signal paths and a defined grounding strategy to improve measurement repeatability.
Recomendado
Datos de referencia de ingeniería para STM32G081KBT6 — comparación, orientación de diseño e información de cumplimiento.
Guía de selección
Comparación con alternativas
| Parámetro | Este producto | STM32G081CBT6 | STM32G081RBT6 |
|---|---|---|---|
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Package | 32-LQFP | 32-LQFP | 32-LQFP |
| Core | Arm Cortex-M0+ | Arm Cortex-M0+ | Arm Cortex-M0+ |
| Maximum CPU Frequency | 64 MHz | 64 MHz | 64 MHz |
Diferenciadores clave
- Verified 128 KB embedded flash configuration (frente a STM32G081CBT6)
- 36 KB SRAM for embedded working state (frente a STM32G081RBT6)
- Compact 7 mm by 7 mm 32-LQFP footprint (frente a STM32G081CBT6)
- 64 MHz Cortex-M0+ processing (frente a STM32G081RBT6)
Notas de diseño
Assign the PCB footprint and every net from the STM32G081KBT6 manufacturer pin description table rather than from a generic 32-LQFP symbol. Confirm power pins, ground pins, reset, boot, debug, clock, and alternate-function assignments for the exact ordering code. Keep the 7 mm by 7 mm package outline compatible with the chosen land pattern, and maintain the manufacturer’s recommended copper and solder-mask clearances.
Plan the power network using the manufacturer’s recommended decoupling and supply-voltage limits for the selected device. The verified device identity confirms a 64 MHz Cortex-M0+ core, but the detailed supply range is not stated on the product listing. Check the datasheet electrical characteristics before selecting capacitors, regulators, or test points, and account for startup and peripheral current when sizing the power source.
Place required bypass capacitors close to their associated power and ground pins, with short return paths and a low-impedance ground reference. Separate sensitive analog or sensor paths from switching and high-current actuator routes when the application includes both. Preserve access to programming and debug signals, and check exposed-package requirements if the selected package configuration includes an exposed pad.
Do not treat every STM32G0 device as a drop-in substitute for the STM32G081KBT6. Confirm flash capacity, SRAM capacity, pin assignments, peripheral availability, package dimensions, temperature grade, and ordering code. Firmware compatibility must be tested separately because matching packages do not guarantee identical register maps, clock behavior, peripheral options, or startup characteristics.
Información de cumplimiento
The verified device listings identify STM32G081KBT6 as an STMicroelectronics microcontroller, but they do not state the required compliance attributes.