WMSIC Electronic Components

STC AI8H2K32U-45I-LQFP32 AI8H2K32U

ModelAI8H2K32U-45I-LQFP32
PackageLQFP-32(9x9)
BrandSTC
Price Price on request Electronic component prices change quickly with market supply and demand. Please refer to the latest WMSIC quotation for current pricing.
Configuration
1 options
Configuration 26+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
STC AI8H2K32U-45I-LQFP32
Type
STC
Minimum package
2500 托盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
STC
Electronic Component
AI8H2K32U-45I-LQFP32
Electronic Component
1
Package
LQFP-32(9x9)
Electronic Component
MCU(MCU / MPU / SOC)
Electronic Component
0.18g
CPU
8 Bit
CPU
51
Electronic Component
1
ADC
12bit
Electronic Component
BM0265133891
CPU
144MHz;45MHz
Oscillator Type
Built-in+
Electronic Component
Electronic Component
Electronic Component
2500

For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.

AI8H2K32U-45I-LQFP32 产品概述

一、概述

AI8H2K32U-45I-LQFP32 是基于 51 系列内核的高性价比 8 位单片机,面向工业控制、家电、智能照明等对成本与实时性能有平衡需求的应用场景。器件提供 Flash 存储、12 位 ADC、多路 PWM(支持硬件移相)以及健壮的串口接收超时终端功能,封装为 LQFP-32(7×7 mm),便于中小型电路板布局与批量制造。

二、主要特性

  • CPU 内核:51 系列兼容,8 位架构,指令集兼容性良好,便于现有代码移植。
  • 主频:支持高性能版本(主频可达约144–146MHz)与标准 45MHz 版本,适配不同性能/功耗需求。
  • 程序存储:32KB Flash,非易失性可重复擦写,适合中小型固件。
  • ADC:12 位分辨率,模拟信号采集精度高,适合传感器接口与采样控制。
  • 振荡器:内置振荡器并支持外部晶振接入,启动与时钟稳定性灵活可配。
  • PWM:多路 PWM 输出并支持硬件移相功能,便于实现电机驱动、多相电源或高精度照明调光。
  • 串口:具备串口接收超时终端(接收超时处理)功能,提高串口通讯可靠性与协议解析方便性。
  • 封装:LQFP-32 (7×7 mm),引脚数量适中,利于接口扩展与结构化布线。

三、外设与兼容性

  • 常见 GPIO、定时器、串口等基本外设齐全,可满足多类实时控制任务。
  • 与常见 51 系列开发工具链兼容,支持主流编译器与烧录工具,便于快速开发与量产移植。

四、典型应用场景

  • 工业控制:小型伺服控制、传感器数据采集、通信网关。
  • 电机与驱动:多相 PWM 控制、移相驱动、速度/扭矩闭环辅助。
  • 智能家电与照明:精细调光、按键与遥控接口、状态监测。
  • 消费电子:接口控制、低成本嵌入式模块方案。

五、开发与选型建议

  • 若需更高处理能力或更复杂算法,建议选用高主频版本(约144–146MHz);对功耗敏感或简单控制应用,可选 45MHz 版本以降低功耗。
  • 开发时关注 ADC 采样配置与电源滤波、PWM 布线与驱动级配合,以及串口超时参数对协议解析的影响。
  • 封装与引脚资源应依据外设数量提前规划,以避免后期 PCB 迭代。

如需详细引脚分配、时序或参考设计资料,可进一步索取器件数据手册与评估板资料。

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