ATXMEGA8E5-MN - 32MHz 8KB AVR Microcontroller | Microchip
料号： ATXMEGA8E5-MN ✓ 量产中ATXMEGA8E5-MN 概述
A microcontroller is a programmable integrated circuit that combines a processor core, memory, and peripherals in one embedded device. The AVR XMEGA family sits within the broader hierarchy of microcontrollers, embedded processors, and semiconductors. Compared with a general-purpose host processor, the ATXMEGA8E5-MN is intended for real-time control, sensor conditioning, communications, and compact control systems where deterministic execution and low power consumption matter more than desktop-class performance.
Verified manufacturer information identifies 8 KB of ISP flash with read-while-write capability, a separate 2 KB boot-code section, 512 bytes of EEPROM, 1 KB of SRAM, and an eight-channel event system. The 8/16-bit AVR architecture and 32 MHz operating frequency provide a capable control platform without requiring a large external memory system. The device also offers programmable multi-level interrupt handling according to the manufacturer product-page snippet.
The QFN package supports compact PCB layouts but requires careful land-pattern, thermal-pad, paste, and assembly planning. The QFN package is associated with surface-mount assembly rather than through-hole insertion, so the footprint, exposed thermal pad, solder mask, and manufacturing process must match the selected package variant. Exact pin names, electrical limits, peripheral channels, and timing values that were not supplied in the verified data are not inferred here.
Typical application roles include compact industrial controllers, low-power sensor nodes, motor and actuator control, communications equipment, and embedded control modules. The ATXMEGA8E5-MN is best suited when the system needs AVR firmware compatibility, modest flash and SRAM capacity, EEPROM retention, and event-driven control rather than high-speed networking or large application workloads.
Before finalizing a design, verify the complete manufacturer datasheet for pin assignments, clock requirements, peripheral availability, programming mode, absolute maximum ratings, and package-specific land geometry. The ATXMEGA8E5-MN is a leaded-free, green-compatible ordering option according to the distributor result, but full environmental and automotive qualification claims require confirmation from the manufacturer documentation.
直接替换替代料： ATXMEGA8E5-MN ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
ATXMEGA8E5-M4N
✅ 直接替换📋 参考替代料（不在目录中）
ATXMEGA8E5-MN
✅ 直接替换联系询价
查看数据手册 →ATXMEGA16E5-MN
✅ 直接替换📋 参考替代料（不在目录中）
ATXMEGA32E5-MN
✅ 直接替换📋 参考替代料（不在目录中）
ATXMEGA8E5-MN 最大额定值与电气特性
| Product Type | 8/16-bit AVR XMEGA microcontroller |
| 最大时钟频率 | 32 MHz |
| Flash Memory | 8 KB (4K x 16) |
| Boot Code Section | 2 KB |
| EEPROM | 512 B |
| SRAM | 1 KB |
| Operating Voltage | 1.6 V to 3.6 V |
| Core Architecture | AVR 8/16-bit |
| Event System | 8 channels |
| 封装 | 32-pin QFN, 5 x 5 mm |
| 安装类型 | Surface Mount |
| Program Memory Type | ISP Flash with read-while-write capability |
| Product Family | AVR XMEGA E5 |
| Manufacturer | Microchip Technology |
| Green Classification | Green |
| Compliance Marking | Lead-free |
ATXMEGA8E5-MN 32-pin qfn, 5 x 5 mm 引脚配置指南
ATXMEGA8E5-MN（32-pin qfn, 5 x 5 mm 封装）的引脚配置。 该数字 IC 包含 GPIO、通信接口（UART、SPI、I2C）和电源引脚。请参阅制造商数据手册以了解复用引脚功能和配置选项。对嵌入式系统设计和 PCB 布局至关重要。
暂无详细引脚数据： ATXMEGA8E5-MN.
请参阅 数据手册 以查看完整引脚配置。
典型应用
ATXMEGA8E5-MN 适用于 6 应用s: Compact Industrial Control Module, Low-Power Sensor Node, Motor and Actuator Control, Embedded Communications Gateway, Instrumentation and Measurement Front End, Programmable Automation Controller.
Compact Industrial Control Module
The ATXMEGA8E5-MN fits a compact controller that needs local logic, persistent configuration, and deterministic event handling without a large host processor. Its verified 32 MHz AVR XMEGA core and 1.6 V to 3.6 V supply range suit low-voltage embedded control boards, while 512 bytes of EEPROM can retain calibration or configuration data. The eight-channel event system can connect timing-sensitive internal functions, although timer, ADC, communication, and watchdog details must be confirmed in the exact datasheet before final architecture selection.
推荐
Low-Power Sensor Node
Use the ATXMEGA8E5-MN in a compact sensor node when the design benefits from local sampling, filtering, and decision logic close to the sensor. The 1 KB SRAM supports modest working buffers, while the 8 KB flash footprint is appropriate for lightweight firmware and EEPROM-backed configuration. Its 32-pin QFN package helps reduce board area, but battery-life calculations require verified sleep current, active current, wake-up time, and analog performance that were not included in the supplied data.
推荐
Motor and Actuator Control
The ATXMEGA8E5-MN can serve as the supervisory controller in a small motor or actuator system, coordinating commands and responding to events while the 32 MHz core handles control logic. Its EEPROM is useful for storing device parameters, and the event system can help organize time-based control tasks. Exact PWM channels, timer resolutions, fault inputs, and motor-driver interfaces are not present in the verified data, so those functions must be checked against the manufacturer datasheet and the selected driver topology.
推荐
Embedded Communications Gateway
The ATXMEGA8E5-MN is suitable for a small embedded communications endpoint when protocol handling and local control can fit within 8 KB flash and 1 KB SRAM. Its 32 MHz processing rate provides headroom for lightweight serial framing, status handling, and configuration updates, while EEPROM can preserve node parameters. The supplied evidence does not confirm a particular UART, SPI, USB, CAN, or wireless peripheral, so communications use should be selected only after checking the exact peripheral list and pin multiplexing in the official documentation.
推荐
Instrumentation and Measurement Front End
The ATXMEGA8E5-MN can be evaluated for measurement equipment that needs local control, configuration storage, and event-driven coordination in a compact package. Its EEPROM allows persistent instrument settings, and the 1.6 V to 3.6 V operating range supports low-voltage system rails. However, the verified sources do not specify ADC resolution, sample rate, input channels, reference accuracy, or analog noise, so it should not be approved for precision measurement without checking those exact parameters in the manufacturer datasheet.
推荐
Programmable Automation Controller
The ATXMEGA8E5-MN is a reasonable candidate for a small programmable automation controller where local logic, configuration retention, and compact placement are valuable. Its 32 MHz XMEGA core and event system provide a basis for coordinated control tasks, while the 32-pin QFN allows a compact board footprint. The design must be checked for available I/O, communication peripherals, watchdog behavior, timing resources, and temperature limits because those details were not included in the verified data.
推荐
推荐产品汇总
工程参考数据： ATXMEGA8E5-MN ——对比、设计指导和合规信息。
选型指南
与替代料对比
| 参数 | 本产品 | ATXMEGA8E5-M4N | ATXMEGA16E5-MN | ATXMEGA32E5-MN |
|---|---|---|---|---|
| Package | 32-VQFN (5x5 mm) | 32-VQFN (5x5 mm) | 32-VQFN (5x5 mm) - reported | 32-VQFN (5x5 mm) - reported |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Product Family | AVR XMEGA E5 | ATxmega8E5 family | ATxmega E5 family | ATxmega E5 family |
关键差异点
- Compact 32-pin QFN implementation （对比 ATXMEGA8E5-AN)
- Verified memory and voltage profile （对比 ATXMEGA16E5-MN)
- 32 MHz control platform （对比 ATXMEGA32E5-MN)
设计说明
Use the exact -MN package drawing from Microchip rather than a generic 32-pin QFN footprint. Confirm pad dimensions, exposed-pad geometry, pin numbering, solder-mask clearance, paste pattern, and reflow profile. The verified data confirms a 32-pin 5 x 5 mm QFN, but no package dimensions or pin assignments were supplied, so manufacturing files must be checked against the official documentation before release.
Design the power rail within the verified 1.6 V to 3.6 V operating range and account for startup, decoupling, and peripheral load requirements in the final schematic. The supplied sources do not state absolute maximum ratings, current consumption, regulator sequencing, or external clock requirements. Validate those values against the ATxmega8E5 datasheet before calculating battery life or designing a 3.3 V rail that also powers external circuitry.
Place programming, reset, clock, and decoupling connections according to the manufacturer reference layout. Keep sensitive signal routing away from noisy switching nodes and provide a clean ground reference. Because the verified data does not identify every pin or peripheral, do not assume a generic AVR footprint or route signals solely from the package pin count; first obtain the complete pinout and application guidance.
Do not substitute ATXMEGA8E5-AN for ATXMEGA8E5-MN without redesigning the PCB: the verified listings identify TQFP 7 x 7 mm for -AN and QFN 5 x 5 mm for -MN. Also do not infer USB, CAN, wireless, ADC, or timer capabilities from the product family name. Confirm the exact peripheral list, package pins, memory size, temperature grade, and programming requirements before committing the firmware or layout.
合规信息
The Mouser result identifies the ATXMEGA8E5-MN as green, and the distributor description indicates lead-free ordering. RoHS, REACH, AEC-Q100, halogen-free, and conflict-minerals status are not explicitly confirmed in the supplied data.
