4-Pin 關P Voltage Monitors with Pin-Selectable Power-On Reset Timeout Delay

General Description The MAX821/MAX822 microprocessor (μP) supervisory circuits monitor power supplies in μP and digital systems. They provide excellent circuit reliability and low cost by eliminating external components and adjustments when used with 5V-powered or 3V-powered circuits. The MAX821/

文件：77.47 Kbytes 頁數(shù)：8 Pages

MAXIM

美信

4引腳、微處理器電壓監(jiān)測器，引腳可設置上電復位超時周期

MAX821/MAX822微處理器(μP)監(jiān)控電路可監(jiān)控μP和數(shù)字系統(tǒng)中的電源。當與5V供電或3V供電電路一起使用時，它們無需外部元件，也不用進行調整，可實現(xiàn)非?？煽康牡统杀倦娐贰AX821/MAX822還提供上電復位超時延遲，可通過引腳選擇1ms（最大值）、20ms（最小值）或100ms（最小值）。\n\n 這些器件執(zhí)行單一功能：每當VCC電源電壓下降到預設閾值以下時，它們都會將復位信號置位，并在VCC上升到復位閾值以上后，在引腳選擇的復位超時延遲內將復位保持置位。兩款器件的區(qū)別只在于MAX821具有低電平有效RESET輸出（VCC低至1V時能處于正確的狀態(tài)），而MAX822具有 ? 引腳可選的精密上電復位延遲：1ms（最大值）、20ms（最小值）或100ms（最小值）\n? 對+3V至+5V電源電壓進行精密監(jiān)控\n? 電源電流：2.5μA\n? 在整個溫度范圍內（-40°C至+125°C）提供保證\n? 低至VCC = 1V時確保低電平有效RESET有效(MAX821)\n? 電源瞬變抗擾度\n? 無需外部元件\n? SOT143封裝;

ADI

亞德諾

Microprocessor Voltage Monitors with Programmable Voltage Detection

General Description Maxim’s MAX8211 and MAX8212 are CMOS micropower voltage detectors that warn microprocessors (μPs) of power failures. Each contains a comparator, a 1.5V bandgap reference, and an open-drain n-channel output driver. Two external resistors are used in conjunction with the inter

文件：67.39 Kbytes 頁數(shù)：8 Pages

MAXIM

美信

Microprocessor Voltage Monitors with Programmable Voltage Detection

General Description Maxim’s MAX8211 and MAX8212 are CMOS micropower voltage detectors that warn microprocessors (μPs) of power failures. Each contains a comparator, a 1.5V bandgap reference, and an open-drain n-channel output driver. Two external resistors are used in conjunction with the inter

文件：67.39 Kbytes 頁數(shù)：8 Pages

MAXIM

美信

Microprocessor Voltage Monitors with Programmable Voltage Detection

General Description Maxim’s MAX8211 and MAX8212 are CMOS micropower voltage detectors that warn microprocessors (μPs) of power failures. Each contains a comparator, a 1.5V bandgap reference, and an open-drain n-channel output driver. Two external resistors are used in conjunction with the inter

文件：67.39 Kbytes 頁數(shù)：8 Pages

MAXIM

美信

Microprocessor Voltage Monitors with Programmable Voltage Detection

General Description Maxim’s MAX8211 and MAX8212 are CMOS micropower voltage detectors that warn microprocessors (μPs) of power failures. Each contains a comparator, a 1.5V bandgap reference, and an open-drain n-channel output driver. Two external resistors are used in conjunction with the inter

文件：67.39 Kbytes 頁數(shù)：8 Pages

MAXIM

美信

Microprocessor Voltage Monitors with Programmable Voltage Detection

General Description Maxim’s MAX8211 and MAX8212 are CMOS micropower voltage detectors that warn microprocessors (μPs) of power failures. Each contains a comparator, a 1.5V bandgap reference, and an open-drain n-channel output driver. Two external resistors are used in conjunction with the inter

文件：67.39 Kbytes 頁數(shù)：8 Pages

MAXIM

美信

Microprocessor Voltage Monitors with Programmable Voltage Detection

General Description Maxim’s MAX8211 and MAX8212 are CMOS micropower voltage detectors that warn microprocessors (μPs) of power failures. Each contains a comparator, a 1.5V bandgap reference, and an open-drain n-channel output driver. Two external resistors are used in conjunction with the inter

文件：67.39 Kbytes 頁數(shù)：8 Pages

MAXIM

美信

Microprocessor Voltage Monitors with Programmable Voltage Detection

General Description Maxim’s MAX8211 and MAX8212 are CMOS micropower voltage detectors that warn microprocessors (μPs) of power failures. Each contains a comparator, a 1.5V bandgap reference, and an open-drain n-channel output driver. Two external resistors are used in conjunction with the inter

文件：67.39 Kbytes 頁數(shù)：8 Pages

MAXIM

美信

Microprocessor Voltage Monitors with Programmable Voltage Detection

General Description Maxim’s MAX8211 and MAX8212 are CMOS micropower voltage detectors that warn microprocessors (μPs) of power failures. Each contains a comparator, a 1.5V bandgap reference, and an open-drain n-channel output driver. Two external resistors are used in conjunction with the inter

文件：67.39 Kbytes 頁數(shù)：8 Pages

MAXIM

美信