• Maxlinear 复位监控

    提供一系列监控电路

供电与控制功能需要确保电子系统与设备达到预期的性能水平,处于所要求的安全范围内, MaxLinear提供一系列监控电路,确保微处理器和基于存储器的系统的安全操作条件。通过监视一个或多个系统电源,监控电路提供基本保护,例如上电复位以及上电,断电和欠压(欠压)条件下的故障监控。附加功能通常包括看门狗定时器,手动复位和电池备用电源切换。

MaxLinear集成了分立式解决方案所需的无数组件,可监控μP和数字系统中的电源和电池。与使用分立元件的解决方案相比,显着提高了系统可靠性和运行效率。包括看门狗定时器,μP复位,电源故障比较器和手动复位输入。

  • 精密低压监视器
  • 复位脉冲宽度
    • 低电平有效
    • 高电平有效和低电平有效
  • 独立的看门狗定时器
    • 1.6秒超时
    • 启用/禁用功能
  • 最大供电电流为40μA
  • 去抖TTL / CMOS手动复位输入
  • 复位置低至VCC = 1V
  • VCC毛刺免疫力
  • 电压监视器用于电源故障或低电量警告
  • 8引脚NSOIC和MSOP封装
选型表下载
ProductDescription# of ChannelsVCC MIN (V)VCC MAX (V)Reset Threshold(V)Reset OutputOutput Driver TypeReset Accuracy(mV)Special FeaturesWatchdog Timeout(s)Reset Time Delay(ms)Temperature Range(℃)PackageIQ (μA) typ
SP813Low PowerMicroprocessor Supervisory Circuits115.54.65Active-highPush-pull125Wachdog Timer, ManualReset1.62000 to 70,-40 to 85NSOIC-840
SP8093 Pin MicroprocessorReset Circuit10.962.3, 2.6, 2.9, 3.1,4.6Active-lowPush-pull60--140-40 to 85SOT23-31
SP708TLow PowerMicroprocessor Supervisory Circuits115.53.08Active-low,Active-highPush-pull125Manual Reset, PowerFail-Low Battery Indicator-2000 to 70,-40 to 85NSOIC-840
SP708SLow PowerMicroprocessor Supervisory Circuits115.52.93Active-low,Active-highPush-pull125Manual Reset, PowerFail-Low Battery Indicator-2000 to 70,-40 to 85MSOP-8, NSOIC-840
SP708Low PowerMicroprocessor Supervisory Circuits115.54.4Active-low,Active-highPush-pull125Manual Reset, PowerFail-Low Battery Indicator-2000 to 70,-40 to 85NSOIC-840
SP707Low PowerMicroprocessor Supervisory Circuits115.54.65Active-low,Active-highPush-pull125Manual Reset, PowerFail-Low Battery Indicator-2000 to 70,-40 to 85NSOIC-840
SP706TLow PowerMicroprocessor Supervisory Circuits115.53.08Active-lowPush-pull125Wachdog Timer, ManualReset, Power Fail-Low Battery Indicator1.62000 to 70,-40 to 85MSOP-8, NSOIC-825
SP706SLow PowerMicroprocessor Supervisory Circuits115.52.93Active-lowPush-pull125Wachdog Timer, ManualReset, Power Fail-Low Battery Indicator1.62000 to 70,-40 to 85MSOP-8, NSOIC-825
SP706RLow PowerMicroprocessor Supervisory Circuits115.52.63Active-lowPush-pull125Wachdog Timer, ManualReset, Power Fail-Low Battery Indicator1.62000 to 70,-40 to 85NSOIC-825
SP706Low PowerMicroprocessor Supervisory Circuits115.54.4Active-lowPush-pull125Wachdog Timer, ManualReset, Power Fail-Low Battery Indicator1.62000 to 70,-40 to 85NSOIC-840
SP705Low PowerMicroprocessor Supervisory Circuits115.54.65Active-lowPush-pull125Wachdog Timer, ManualReset, Power Fail-Low Battery Indicator1.62000 to 70,-40 to 85NSOIC-840
SP691Low PowerMicroprocessor Supervisory with Battery Switch-Over115.54.65Active-low,Active-highPush-pull125Wachdog Timer,Back-up Battery Switchover, Power Fail-Low Battery Indicator, Chip EnableGatingAdjAdj0 to 70,-40 to 85SOIC-16, WSOIC-1635
SP690Low PowerMicroprocessor Supervisory with Battery Switch-Over115.54.65, 2.925Active-lowPush-pull125Wachdog Timer,Back-up Battery Switchover, Power Fail-Low Battery Indicator1.62000 to 70, -40 to 85NCOIC-835