+5V微处理器监控电路

MAX817/MAX818/MAX819微处理器(µP)监控电路通过减少所需的元件数量，简化了µP系统中的电源监控、电池控制和芯片使能选通。这些器件可用于+5V供电系统。这些器件采用低电源电流（典型值为11µA）和小封装尺寸，非常适合便携式应用。MAX817/MAX818/MAX819经过专门设计，可忽略VCC上的快速瞬变。其他监控功能包括低电平有效复位、备用电池切换、看门狗输入、电池保鲜密封和芯片使能选通。完整数据手册中的选型指南列出了每个器件可用的特定功能。\n\n 这些器件为±5%或±10%电源提供两个预调整的复位阈值电压：L版本为4.65V，M版本为4.40V • 精密电源电压监控器：\n\n• 4.65V (MAX81_L)\n\n• 4.40V (MAX81_M)\n\n\n\n• 静态电源电流：11µA\n\n• 复位时间延迟：200ms\n\n• 具有1.6秒超时的看门狗定时器(MAX817/MAX818)\n\n• 备用电池电源开关；电池电压可以超过VCC\n\n• 电池保鲜密封\n\n• 3ns芯片使能信号板载选通(MAX818)\n\n• 非专用电压监控器，监控有无电源故障或低电池电量警告(MAX817/MAX819)\n\n• 手动复位输入(MAX819);

ADI

亚德诺

5V Microprocessor Supervisory Circuits

General Description The MAX817/MAX818/MAX819 microprocessor (µP) supervisory circuits simplify power-supply monitoring, battery control, and chip-enable gating in µP systems by reducing the number of components required. These devices are designed for use in +5V-powered systems. Low supply curr

文件：114.44 Kbytes 页数：16 Pages

Maxim

美信

5V Microprocessor Supervisory Circuits

General Description The MAX817/MAX818/MAX819 microprocessor (µP) supervisory circuits simplify power-supply monitoring, battery control, and chip-enable gating in µP systems by reducing the number of components required. These devices are designed for use in +5V-powered systems. Low supply curr

文件：114.44 Kbytes 页数：16 Pages

Maxim

美信

5V Microprocessor Supervisory Circuits

General Description The MAX817/MAX818/MAX819 microprocessor (µP) supervisory circuits simplify power-supply monitoring, battery control, and chip-enable gating in µP systems by reducing the number of components required. These devices are designed for use in +5V-powered systems. Low supply curr

文件：114.44 Kbytes 页数：16 Pages

Maxim

美信

5V Microprocessor Supervisory Circuits

General Description The MAX817/MAX818/MAX819 microprocessor (µP) supervisory circuits simplify power-supply monitoring, battery control, and chip-enable gating in µP systems by reducing the number of components required. These devices are designed for use in +5V-powered systems. Low supply curr

文件：114.44 Kbytes 页数：16 Pages

Maxim

美信

5V Microprocessor Supervisory Circuits

General Description The MAX817/MAX818/MAX819 microprocessor (µP) supervisory circuits simplify power-supply monitoring, battery control, and chip-enable gating in µP systems by reducing the number of components required. These devices are designed for use in +5V-powered systems. Low supply curr

文件：114.44 Kbytes 页数：16 Pages

Maxim

美信

5V Microprocessor Supervisory Circuits

General Description The MAX817/MAX818/MAX819 microprocessor (µP) supervisory circuits simplify power-supply monitoring, battery control, and chip-enable gating in µP systems by reducing the number of components required. These devices are designed for use in +5V-powered systems. Low supply curr

文件：114.44 Kbytes 页数：16 Pages

Maxim

美信

5V Microprocessor Supervisory Circuits

General Description The MAX817/MAX818/MAX819 microprocessor (µP) supervisory circuits simplify power-supply monitoring, battery control, and chip-enable gating in µP systems by reducing the number of components required. These devices are designed for use in +5V-powered systems. Low supply curr

文件：114.44 Kbytes 页数：16 Pages

Maxim

美信

5V Microprocessor Supervisory Circuits

General Description The MAX817/MAX818/MAX819 microprocessor (µP) supervisory circuits simplify power-supply monitoring, battery control, and chip-enable gating in µP systems by reducing the number of components required. These devices are designed for use in +5V-powered systems. Low supply curr

文件：114.44 Kbytes 页数：16 Pages

Maxim

美信

5V Microprocessor Supervisory Circuits

General Description The MAX817/MAX818/MAX819 microprocessor (µP) supervisory circuits simplify power-supply monitoring, battery control, and chip-enable gating in µP systems by reducing the number of components required. These devices are designed for use in +5V-powered systems. Low supply curr

文件：114.44 Kbytes 页数：16 Pages

Maxim

美信