ATMEGA328P-XMINI - ATmega328P Xplained Mini Eval Kit | Microchip
Артикул: ATMEGA328P-XMINI ✓ Активен| Кол-во | Цена за ед. | Итого |
|---|---|---|
| 1 | $0 | $0,00 |
| 10 | $0 | $0,00 |
| 100 | $0 | $0,00 |
| 500 | $0 | $0,00 |
| 1.000 | $0 | $0,00 |
ATMEGA328P-XMINI Обзор
An MCU evaluation board is a printed-circuit assembly that mounts a target microcontroller together with debug circuitry, USB connectivity, power regulation, and user I/O so that embedded engineers can prototype firmware before committing to custom hardware. Evaluation kits sit at the top of the development hierarchy: semiconductor -> microcontroller -> evaluation board -> development ecosystem, bridging the gap between datasheet study and production PCB design.
Key features include the fully integrated debugger that provides seamless integration with Atmel Studio, direct USB connectivity for programming and debugging without external tools, and access to all ATmega328P peripherals such as UART, SPI, I2C, ADC, timers, and PWM channels for hands-on evaluation.
The ATmega328P target is an 8-bit AVR RISC microcontroller widely used in industrial control, consumer products, and the Arduino Uno ecosystem, giving this kit immediate relevance to the largest hobbyist and professional AVR user base. The on-board debugger also supports programming of external target boards through standard AVR interfaces.
Typical applications include firmware prototyping for ATmega328P-based products, education and university embedded-systems labs, Arduino-compatible design evaluation, and proof-of-concept sensor or actuator control systems.
When designing with this kit, remember that evaluation boards are not production hardware; verify power budget and EMC behavior on a custom PCB before release.
This page synthesizes distributor availability from DigiKey, Mouser, and Octopart, drop-in kit alternatives, and practical design notes not found in the manufacturer product page.
Аналоги без доработки для ATMEGA328P-XMINI — тот же корпус, pin-to-pin совместимость. Компоненты в других корпусах, требующие переработки PCB, исключены.
Варианты в этой серии
Модели той же серии, совместимые без доработки с ATMEGA328P-XMINI (тот же форм-фактор и посадочное место) — отличается по Product Type, Target MCU, Flash Memory, Core Architecture, EEPROM.
Инструмент быстрого сравнения — выберите альтернативные компоненты для сравнения бок о бок:
ATMEGA328PB-XMINI
✅ Прямая замена✓ В наличии
$18.79 / шт.
Открыть даташит →ATMEGA168PB-XMINI
✅ Прямая замена✓ В наличии
$23.6 / шт.
Открыть даташит →ATMEGA328P-MU
✅ Прямая замена✓ В наличии
$2.85 / шт.
Открыть даташит →ATMEGA328PB-AU
✅ Прямая замена✓ В наличии
$1.12 / шт.
Открыть даташит →ATMEGA328-MUR
✅ Прямая замена✓ В наличии
$1.84 / шт.
Открыть даташит →ATMEGA328P-XMINI Характеристики (опубликованы производителем)
| Product Type | MCU Evaluation Board |
| Board Family | Xplained Mini |
| Target MCU | ATmega328P (AVR ATmega, 8-bit) |
| Core Architecture | AVR 8-bit RISC |
| On-Board Debugger | Integrated (EDBG-class), Atmel Studio compatible |
| Programming Interface | USB |
| IDE Support | Atmel Studio / Microchip Studio |
| Manufacturer | Microchip Technology (originally Atmel) |
| Part Status | Active |
Интерфейсы и разъемы ATMEGA328P-XMINI
Для ATMEGA328P-XMINI отсутствует опубликованный производителем список интерфейсов. Обратитесь к документации производителя для получения сведений о разъемах и разъемных колодках.
Обратитесь к документации производителя для полной распиновки разъёма расширения и нумерации контактов соединителя.
Типичное применение
ATMEGA328P-XMINI подходит для 6 применениеs: Firmware Prototyping for ATmega328P Products, University and Vocational Embedded Systems Education, Industrial Control and Sensor Node Prototyping, Arduino-Compatible Product Development, IoT Edge Node and Battery-Powered Device Evaluation, Proof-of-Concept Motor and Actuator Control.
Firmware Prototyping for ATmega328P Products
The ATMEGA328P-XMINI fits firmware prototyping because it exposes the exact ATmega328P silicon destined for production, with a fully integrated debugger providing hardware breakpoints, single-stepping, and seamless Atmel Studio integration over one USB cable. Engineers can exercise UART, SPI, I2C, ADC, timer, and PWM peripherals against real hardware before committing to a custom PCB, catching register-level mistakes early. The kit also programs external AVR targets, allowing the validated firmware to be flashed directly onto first-article boards. Because the ATmega328P is the Arduino Uno MCU, the enormous ecosystem of Arduino libraries can be validated at the silicon level, a workflow the Arduino IDE alone cannot offer.
Рекомендуется
University and Vocational Embedded Systems Education
The ATMEGA328P-XMINI is a strong fit for teaching embedded systems because the integrated debugger removes the cost and complexity of separate programmers while giving students hardware-level visibility into registers, memory, and execution flow. The 8-bit AVR architecture is simple enough for first courses yet complete, with UART, SPI, I2C, ADC, timers, and interrupts to cover a full curriculum. Seamless Atmel Studio integration means a single USB connection handles programming, debugging, and serial communication, which simplifies lab setup and reduces per-station cost. The Arduino Uno lineage of the target also lets instructors bridge from accessible Arduino sketches to professional register-level C development on identical silicon.
Рекомендуется
Industrial Control and Sensor Node Prototyping
For industrial control boards and sensor nodes, the ATMEGA328P-XMINI lets engineers validate ADC sampling chains, I2C sensor buses, and PWM actuator control on the same 8-bit AVR silicon planned for production. The kit's debugger supports low-power technique verification, important because the ATmega328P's power-save and power-down sleep modes are central to battery-powered nodes. Protocols such as Modbus-over-UART or CAN-adjacent sensor buses can be exercised against the real USART hardware with hardware breakpoints on ISR code. Once validated, the firmware migrates unchanged to production parts such as the ATMEGA328P-MU, and the Xplained Mini remains useful as a field-debug programming pod for external targets.
Рекомендуется
Arduino-Compatible Product Development
Because the ATMEGA328P-XMINI hosts the same MCU as the Arduino Uno, it is the natural professional bridge for Arduino-compatible product development. Designers can keep the Arduino toolchain and bootloader ecosystem for rapid iteration, then use the kit's integrated debugger in Atmel Studio for the silicon-level debugging that Arduino lacks - stepping through ISR code, inspecting registers, and measuring timing with hardware breakpoints. Peripheral libraries validated on the kit port directly to Uno-compatible hardware since the target silicon is identical. For final products, the validated design moves to production packages such as TQFP-32 ATMEGA328PB-AU or VQFN-32 ATMEGA328P-MU with confidence.
Рекомендуется
IoT Edge Node and Battery-Powered Device Evaluation
The ATMEGA328P-XMINI suits IoT edge-node evaluation where the ATmega328P's picoPower technology enables microamp sleep currents critical for battery life. Engineers use the kit to validate wake-on-interrupt flows, watchdog timing, and ADC-based sensor polling under the debugger, measuring actual current profiles before firmware freeze. Communication stacks such as MQTT-over-UART-to-cellular or RF-link protocols can be debugged at the USART level with hardware breakpoints. The Xplained Mini also programs external targets, so the same pod validates the final custom PCB. For designs outgrowing 32 KB flash, the identical-platform ATMEGA328PB-XMINI offers more timers and serial interfaces with backwards-compatible code.
Рекомендуется
Proof-of-Concept Motor and Actuator Control
For motor and actuator control proof-of-concepts, the ATMEGA328P-XMINI provides the timer and PWM peripherals of the ATmega328P with full debugger visibility, letting engineers tune servo timing, brushed-DC duty cycles, and stepper step sequences with hardware breakpoints on compare-match interrupts. The 8-bit AVR's deterministic interrupt latency makes it representative of the final control silicon, unlike emulator-based evaluation. ADC channels allow closed-loop feedback from potentiometers or current-sense shunts during tuning. Because the kit also programs external boards, the validated control firmware transfers directly to the production MCU, typically the ATMEGA328P-MU, without code changes.
Рекомендуется
Сводка рекомендуемых товаров
Справочные инженерные данные для ATMEGA328P-XMINI — сравнение, рекомендации по проектированию и информация о соответствии.
Руководство по выбору
Сравнение с аналогами
| Параметр | Этот товар | ATMEGA328PB-XMINI | ATMEGA168PB-XMINI | ATMEGA328P-MU |
|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | Xplained Mini evaluation board | Xplained Mini evaluation board - same | Xplained Mini evaluation board - same | VQFN-32 (bare MCU) |
| Product Type | Evaluation board with integrated debugger | Evaluation board with integrated debugger | Evaluation board with integrated debugger | Bare MCU (no board) |
| Target Flash | ATmega328P - 32 KB | ATmega328PB - 32 KB | ATmega168PB - 16 KB | 32 KB |
| On-Board Debugger | Yes - integrated, Atmel Studio compatible | Yes - integrated, Atmel Studio compatible | Yes - integrated, Atmel Studio compatible | No - external programmer required |
| Target Extra Peripherals | Baseline ATmega328P peripheral set | More timers, USARTs, and I2C/SPI vs 328P | Fewer flash/RAM, similar peripheral set | Baseline ATmega328P peripheral set |
| Typical Use Phase | Evaluation / prototyping | Evaluation / prototyping | Evaluation / prototyping | Production |
Ключевые отличия
- Fully integrated debugger included in kit price (против ATMEGA328P-MU)
- Upgrade path with extra peripherals on same board platform (против ATMEGA328PB-XMINI)
- Full 32 KB flash at kit level (против ATMEGA168PB-XMINI)
Заметки по проектированию
Evaluation boards are not production hardware. The ATMEGA328P-XMINI power supply, ESD protection, and EMC characteristics differ from a custom PCB; results measured on the kit (ADC noise, current consumption, RF emissions) should be re-validated on your final board. Also remember the kit's USB connection powers the board - when measuring the ATmega328P's true sleep current, power the target rail from an external supply and remove USB-derived loads per the Microchip user guide.
The integrated debugger can program external ATmega328P targets through the kit's headers, letting one ATMEGA328P-XMINI serve both as an evaluation platform and as a production programming pod on your bench. When wiring to external targets, keep programmer leads short and ensure common ground; long ribbon leads on ISP/SPI programming lines are a frequent cause of flaky programming. Consult the Microchip user guide on the official product page for exact header pin assignments before connecting external hardware.
Estimated: when planning the transition from kit to custom hardware, budget the ATmega328P's active current plus all peripheral loads against your regulator choice. The kit demonstrates the USB-powered reference design; for battery designs, replicate the kit's decoupling around the MCU (100 nF on each supply pin plus bulk capacitance) and verify current in power-down mode with the debugger disconnected, since debug sessions hold the MCU out of deep sleep.
Информация о соответствии
Compliance data for this evaluation kit was not present in the verified web data as of 2026-09-17; consult the Microchip product page for environmental documentation.