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HOLTEK HT66F018
Configuration
1 options
Configuration
25+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- HOLTEK(Holtek / Holtek) HT66F018
- Type
- HOLTEK
- Minimum package
- 58 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- HOLTEK(Holtek / Holtek)
- Electronic Component
- HT66F018
- Electronic Component
- 1
- Package
- SOP-20
- Electronic Component
- MCU(MCU / MPU / SOC)
- Electronic Component
- 0.259g
- CPU
- Other
- I / O
- 18
- Electronic Component
- 1
- ADC
- 12bit
- Features
- (BOR / LVD / LVR / LVI); positions(POR); Gate positions; Built-in General Purpose
- Electronic Component
- BM0264353928
- Operating Voltage
- 2.2V~5.5V
- Electronic Component
- Electronic Component
- Electronic Component
- 58
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
HT66F018单片机产品概述
一、核心架构与性能特点
HT66F018是台湾合泰（HOLTEK）针对小型嵌入式应用推出的8位RISC架构单片机，采用精简指令集设计，指令执行效率高（单周期指令占比大），能够快速响应控制逻辑，同时内核结构紧凑，有效平衡了性能与成本，适合对资源占用少、响应速度要求适中的场景。
二、存储资源配置
- 程序存储：集成4KB FLASH程序存储器，支持反复擦写（典型擦写次数≥10000次），无需外接程序存储芯片，简化电路设计；FLASH掉电数据不丢失，可稳定存储用户控制程序。
- 数据存储：配备192Byte静态RAM（SRAM），用于临时存储运行变量、堆栈及中间数据，容量满足小型应用的临时数据处理需求，无需扩展外部RAM。
三、外设接口与功能
（一）通用I/O接口
提供18个通用输入输出（I/O）引脚，支持双向数据传输，可灵活配置为：
- 输入模式（带可选下拉/上拉电阻，适配无外部电阻的按键输入）；
- 输出模式（推挽/开漏可选，适配LED驱动、继电器控制等场景）。
（二）模拟外设
集成12位分辨率模数转换器（ADC），支持模拟信号到数字信号的高精度转换，可用于环境参数（如温度、电压）采集，转换精度满足大多数小型模拟信号处理需求。
四、电气特性与封装
- 宽电压工作范围：支持2.2V~5.5V工作电压，兼容3V纽扣电池、5V直流电源等常见供电方式，低电压下仍能稳定运行，适合便携式或电池供电设备。
- 封装形式：采用SOP-20-300mil封装（20引脚小外形封装，引脚间距300mil），尺寸紧凑（约12.8mm×7.5mm），便于PCB布局，适合小型化产品设计；同时具备良好的散热性能与焊接兼容性。
五、典型应用场景
HT66F018凭借低成本、小体积、资源适配性强的特点，广泛应用于：
- 小型家电控制：加湿器、小风扇、电动牙刷等小家电的核心控制，实现定时、模式切换、状态监测；
- 玩具与消费电子：遥控玩具、LED灯串、音乐盒等小型电子礼品的逻辑控制；
- 传感器监测：温湿度监测、电池电压监测等小型监测设备的信号采集与处理；
- 简单工业控制：小型电机驱动、继电器开关等基础工业场景的控制。
整体而言，HT66F018是一款高性价比的8位单片机，适合对资源要求不高、追求成本控制与小型化的嵌入式应用，可快速实现小型控制系统的设计与量产。
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