产品概述
<p style="line-height: 21px; text-indent: 0em; white-space: normal;"><span style="color: #333333; letter-spacing: 0px; background: #FFFFFF; font-family: arial, helvetica, sans-serif;">内置高精度振荡、12位ADC 、4个定时器、2路UART、1路I2C、1路SPI、16K Flash存储器、低失调OPA和256B可编程E2PROM的8位MCU。</span></p><p style="line-height: 21px; text-indent: 0em; white-space: normal;"><span style="color: #333333; letter-spacing: 0px; background: #FFFFFF; font-family: arial, helvetica, sans-serif;"><br/></span></p><p style="line-height: 21px; text-indent: 0em; white-space: normal;"><span style="background-color: #FFFFFF; color: #333333; letter-spacing: 0px; font-family: arial, helvetica, sans-serif; font-size: 18px;">产品特性：</span></p><p style="line-height: 21px; text-indent: 0em; white-space: normal;"><span style="background-color: #FFFFFF; color: #333333; letter-spacing: 0px; font-family: arial, helvetica, sans-serif;"></span></p><p style="line-height: 21px; white-space: normal;"><span style="font-family: 微软雅黑; color: #333333; letter-spacing: 0px; font-size: 11px; background: #FFFFFF;">· </span><span style="background-color: #FFFFFF; color: #333333; font-family: arial, helvetica, sans-serif; letter-spacing: 0px; text-indent: 0em;"></span><span style="background-color: #FFFFFF; color: #333333; font-family: arial, helvetica, sans-serif; letter-spacing: 0px; text-indent: 0em;">8位8051内核 CPU，兼容MCS51指令集</span></p><p style="line-height: 21px; text-indent: 0em; white-space: normal;"><span style="color: #333333; letter-spacing: 0px; background: #FFFFFF; font-family: arial, helvetica, sans-serif;"></span></p><p style="line-height: 21px; white-space: normal;"><span style="font-family: 微软雅黑; color: #333333; letter-spacing: 0px; font-size: 11px; background: #FFFFFF;">· </span><span style="background-color: #FFFFFF; color: #333333; font-family: arial, helvetica, sans-serif; letter-spacing: 0px; text-indent: 0em;"></span><span style="background-color: #FFFFFF; color: #333333; font-family: arial, helvetica, sans-serif; letter-spacing: 0px; text-indent: 0em;">内置16K+64字节FLASH， 256字节EEPROM，256字节SRAM，768字节XRAM</span></p><p style="line-height: 21px; text-indent: 0em; white-space: normal;"><span style="color: #333333; letter-spacing: 0px; background: #FFFFFF; font-family: arial, helvetica, sans-serif;"><span style="letter-spacing: 0px; font-family: 微软雅黑; font-size: 11px; background-image: initial; background-position: initial; background-size: initial; background-repeat: initial; background-attachment: initial; background-origin: initial; background-clip: initial;">· </span><span style="letter-spacing: 0px; text-indent: 0em;"></span>工作电压为1.8V~5.5V；最高工作频率16MHz</span></p><p style="line-height: 21px; text-indent: 0em; white-space: normal;"><span style="color: #333333; letter-spacing: 0px; background: #FFFFFF; font-family: arial, helvetica, sans-serif;"><span style="letter-spacing: 0px; font-family: 微软雅黑; font-size: 11px; background-image: initial; background-position: initial; background-size: initial; background-repeat: initial; background-attachment: initial; background-origin: initial; background-clip: initial;">· </span><span style="letter-spacing: 0px; text-indent: 0em;"></span>内置上电复位电路（POR）</span></p><p style="line-height: 21px; text-indent: 0em; white-space: normal;"><span style="color: #333333; letter-spacing: 0px; background: #FFFFFF; font-family: arial, helvetica, sans-serif;"><span style="letter-spacing: 0px; font-family: 微软雅黑; font-size: 11px; background-image: initial; background-position: initial; background-size: initial; background-repeat: initial; background-attachment: initial; background-origin: initial; background-clip: initial;">· </span><span style="letter-spacing: 0px; text-indent: 0em;"></span>内置低压复位电路（LVR），8个复位点可选：1.8V/2.0V/2.5V/2.6V/2.8V/3.0V/3.5V/4.0V</span></p><p style="line-height: 21px; text-indent: 0em; white-space: normal;"><span style="color: #333333; letter-spacing: 0px; background: #FFFFFF; font-family: arial, helvetica, sans-serif;"><span style="letter-spacing: 0px; font-family: 微软雅黑; font-size: 11px; background-image: initial; background-position: initial; background-size: initial; background-repeat: initial; background-attachment: initial; background-origin: initial; background-clip: initial;">· </span><span style="letter-spacing: 0px; text-indent: 0em;"></span>内置低压检测电路（LVD），8个检测点可选：2.2V/2.4V/2.5V/2.7V/2.9V/3.1V/3.65V/4.5V</span></p><p style="line-height: 21px; text-indent: 0em; white-space: normal;"><span style="color: #333333; letter-spacing: 0px; background: #FFFFFF; font-family: arial, helvetica, sans-serif;"><span style="letter-spacing: 0px; font-family: 微软雅黑; font-size: 11px; background-image: initial; background-position: initial; background-size: initial; background-repeat: initial; background-attachment: initial; background-origin: initial; background-clip: initial;">· </span><span style="letter-spacing: 0px; text-indent: 0em;"></span>内置32KHz低频RCL</span></p><p style="line-height: 21px; text-indent: 0em; white-space: normal;"><span style="color: #333333; letter-spacing: 0px; background: #FFFFFF; font-family: arial, helvetica, sans-serif;"><span style="letter-spacing: 0px; font-family: 微软雅黑; font-size: 11px; background-image: initial; background-position: initial; background-size: initial; background-repeat: initial; background-attachment: initial; background-origin: initial; background-clip: initial;">· </span><span style="letter-spacing: 0px; text-indent: 0em;"></span>内置16MHz高精度RCH，精度±1.5%</span></p><p style="line-height: 21px; text-indent: 0em; white-space: normal;"><span style="color: #333333; letter-spacing: 0px; background: #FFFFFF; font-family: arial, helvetica, sans-serif;"><span style="letter-spacing: 0px; font-family: 微软雅黑; font-size: 11px; background-image: initial; background-position: initial; background-size: initial; background-repeat: initial; background-attachment: initial; background-origin: initial; background-clip: initial;">· </span><span style="letter-spacing: 0px; text-indent: 0em;"></span>支持外部输入外部高频振荡4~16MHz，或者外部低频振荡 32.768KHz</span></p><p style="line-height: 21px; text-indent: 0em; white-space: normal;"><span style="color: #333333; letter-spacing: 0px; background: #FFFFFF; font-family: arial, helvetica, sans-serif;"><span style="letter-spacing: 0px; font-family: 微软雅黑; font-size: 11px; background-image: initial; background-position: initial; background-size: initial; background-repeat: initial; background-attachment: initial; background-origin: initial; background-clip: initial;">· </span><span style="letter-spacing: 0px; text-indent: 0em;"></span>4个16位定时器，T2具备捕获功能</span></p><p style="line-height: 21px; text-indent: 0em; white-space: normal;"><span style="color: #333333; letter-spacing: 0px; background: #FFFFFF; font-family: arial, helvetica, sans-serif;"><span style="letter-spacing: 0px; font-family: 微软雅黑; font-size: 11px; background-image: initial; background-position: initial; background-size: initial; background-repeat: initial; background-attachment: initial; background-origin: initial; background-clip: initial;">· </span><span style="letter-spacing: 0px; text-indent: 0em;"></span>1个8位WT定时器</span></p><p style="line-height: 21px; text-indent: 0em; white-space: normal;"><span style="color: #333333; letter-spacing: 0px; background: #FFFFFF; font-family: arial, helvetica, sans-serif;"><span style="letter-spacing: 0px; font-family: 微软雅黑; font-size: 11px; background-image: initial; background-position: initial; background-size: initial; background-repeat: initial; background-attachment: initial; background-origin: initial; background-clip: initial;">· </span><span style="letter-spacing: 0px; text-indent: 0em;"></span>内置独立看门狗(IWDT)和窗口看门狗(WWDT)</span></p><p style="line-height: 21px; text-indent: 0em; white-space: normal;"><span style="color: #333333; letter-spacing: 0px; background: #FFFFFF; font-family: arial, helvetica, sans-serif;"><span style="letter-spacing: 0px; font-family: 微软雅黑; font-size: 11px; background-image: initial; background-position: initial; background-size: initial; background-repeat: initial; background-attachment: initial; background-origin: initial; background-clip: initial;">· </span><span style="letter-spacing: 0px; text-indent: 0em;"></span>最多支持22个I/O</span></p><p style="line-height: 21px; text-indent: 0em; white-space: normal;"><span style="color: #333333; letter-spacing: 0px; background: #FFFFFF; font-family: arial, helvetica, sans-serif;"><span style="letter-spacing: 0px; font-family: 微软雅黑; font-size: 11px; background-image: initial; background-position: initial; background-size: initial; background-repeat: initial; background-attachment: initial; background-origin: initial; background-clip: initial;">· </span><span style="letter-spacing: 0px; text-indent: 0em;"></span>2路UART通讯口, 1路I2C, 1路SPI通讯口</span></p><p style="line-height: 21px; text-indent: 0em; white-space: normal;"><span style="color: #333333; letter-spacing: 0px; background: #FFFFFF; font-family: arial, helvetica, sans-serif;"><span style="letter-spacing: 0px; font-family: 微软雅黑; font-size: 11px; background-image: initial; background-position: initial; background-size: initial; background-repeat: initial; background-attachment: initial; background-origin: initial; background-clip: initial;">· </span><span style="letter-spacing: 0px; text-indent: 0em;"></span>2路轨到轨的模拟比较器（ACMP）</span></p><p style="line-height: 21px; text-indent: 0em; white-space: normal;"><span style="color: #333333; letter-spacing: 0px; background: #FFFFFF; font-family: arial, helvetica, sans-serif;"><span style="letter-spacing: 0px; font-family: 微软雅黑; font-size: 11px; background-image: initial; background-position: initial; background-size: initial; background-repeat: initial; background-attachment: initial; background-origin: initial; background-clip: initial;">· </span><span style="letter-spacing: 0px; text-indent: 0em;"></span>内置16通道的12位精度ADC</span></p><p style="line-height: 21px; text-indent: 0em; white-space: normal;"><span style="color: #333333; letter-spacing: 0px; background: #FFFFFF; font-family: arial, helvetica, sans-serif;"><span style="letter-spacing: 0px; font-family: 微软雅黑; font-size: 11px; background-image: initial; background-position: initial; background-size: initial; background-repeat: initial; background-attachment: initial; background-origin: initial; background-clip: initial;">· </span><span style="letter-spacing: 0px; text-indent: 0em;"></span>内置10位精度DAC</span></p><p style="line-height: 21px; text-indent: 0em; white-space: normal;"><span style="color: #333333; letter-spacing: 0px; background: #FFFFFF; font-family: arial, helvetica, sans-serif;"><span style="letter-spacing: 0px; font-family: 微软雅黑; font-size: 11px; background-image: initial; background-position: initial; background-size: initial; background-repeat: initial; background-attachment: initial; background-origin: initial; background-clip: initial;">· </span><span style="letter-spacing: 0px; text-indent: 0em;"></span>内置2个轨到轨的运算放大器OPA</span></p><p style="line-height: 21px; text-indent: 0em; white-space: normal;"><span style="color: #333333; letter-spacing: 0px; background: #FFFFFF; font-family: arial, helvetica, sans-serif;"><span style="letter-spacing: 0px; font-family: 微软雅黑; font-size: 11px; background-image: initial; background-position: initial; background-size: initial; background-repeat: initial; background-attachment: initial; background-origin: initial; background-clip: initial;">· </span><span style="letter-spacing: 0px; text-indent: 0em;"></span>内置温度传感器(VTS)，精度4mV/oC</span></p><p style="line-height: 21px; text-indent: 0em; white-space: normal;"><span style="color: #333333; letter-spacing: 0px; background: #FFFFFF; font-family: arial, helvetica, sans-serif;"><span style="letter-spacing: 0px; font-family: 微软雅黑; font-size: 11px; background-image: initial; background-position: initial; background-size: initial; background-repeat: initial; background-attachment: initial; background-origin: initial; background-clip: initial;">· </span><span style="letter-spacing: 0px; text-indent: 0em;"></span>工作模式：正常工作模式、休眠模式、停机模式</span></p><p style="line-height: 21px; text-indent: 0em; white-space: normal;"><span style="color: #333333; letter-spacing: 0px; background: #FFFFFF; font-family: arial, helvetica, sans-serif;"><span style="letter-spacing: 0px; font-family: 微软雅黑; font-size: 11px; background-image: initial; background-position: initial; background-size: initial; background-repeat: initial; background-attachment: initial; background-origin: initial; background-clip: initial;">· </span><span style="letter-spacing: 0px; text-indent: 0em;"></span>工作温度： Tj= -40oC - +105oC</span></p><p style="line-height: 21px; text-indent: 0em; white-space: normal;"><span style="color: #333333; letter-spacing: 0px; background: #FFFFFF; font-family: arial, helvetica, sans-serif;"><span style="letter-spacing: 0px; font-family: 微软雅黑; font-size: 11px; background-image: initial; background-position: initial; background-size: initial; background-repeat: initial; background-attachment: initial; background-origin: initial; background-clip: initial;">· </span><span style="letter-spacing: 0px; text-indent: 0em;"></span>封装类型：DFN12</span></p><div><span style="color: #333333; letter-spacing: 0px; background: #FFFFFF; font-family: arial, helvetica, sans-serif;"><br/></span></div><p><br/></p>
