Temperature and voltage monitor

GENERAL DESCRIPTION The NE1619 is designed for monitoring the temperatures and supply voltages of microprocessor-based systems by measuring those parameters and comparing the readings with programmable limits. The device provides five possible analog inputs, a remote temperature sensor input an

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Precise thermal monitoring with small, accurate temp sensors

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Smart, simple solutions for the 12 most common design concerns

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HECETA4 Temperature and voltage monitor

GENERAL DESCRIPTION\nThe NE1619 is designed for monitoring the temperatures and supply voltages of microprocessor-based systems by measuring those parameters and comparing the readings with programmable limits. The device provides five possible analog inputs, a remote temperature sensor input and on • Monitor local and remote temperatures\n• Temperature accuracy of ±2 °C for local, and ±3 °C for remote channel\n• Temperature resolution of 1 °C\n• 2.8 V to 5.5 V supply range\n• Monitor different power supplies: 12 V, 5 V, 3.3 V, 2.5 V, VCCP, VDD\n• VIN accuracy of ±2% of full scale\n• Differ;

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Temperature and voltage monitor

GENERAL DESCRIPTION The NE1619 is designed for monitoring the temperatures and supply voltages of microprocessor-based systems by measuring those parameters and comparing the readings with programmable limits. The device provides five possible analog inputs, a remote temperature sensor input an

文件：167.42 Kbytes 页数：2 Pages

PHI

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HECETA4温度和电压监控器

NE1619设计用于监控基于微处理器系统的温度和电源电压；可测量这些参数，并将读数与可编程限值进行比较。该器件提供5路潜在模拟输入、一路远程温度传感器输入，并集成片内本地温度传感器。该器件还可监控其自身的电源，并为Pentium/PRO电源ID码提供数字输入。\n该器件通过SMBus（系统管理总线）与系统控制器进行通信；还可通过该总线进行编程以设置工作模式并进行数据采集。这些读数来自片内A-D转换器的转换结果，并在开始转换后大约1秒时间内，按顺序循环所有测量过程。该器件集成一系列寄存器，可存储器件的配置、状态、读数和限值等数据信息。除了温度相关数据采用8位数字二进制补码格式外，所有数据均采用8 监控本地和远程温度\n温度精度：+-2 ℃（本地通道）；+-3 ℃（远程通道）\n温度分辨率：1 ℃\n电源电压范围：2.8 V至5.5 V\n监控不同电源电压：12 V、5 V、3.3 V、2.5 V、VCCP、VDD\nVIN精度：+-2 %（满量程）\n差分非线性：+-1 LSB\n无需校准\n可编程温度和电压限值以用于警报\n可编程复位低电平状态脉冲输出\nSMBus双线式串行接口\n16针脚小型SSOP (QSOP)封装\n兼容Intel “Heceta 4”规格，并用于参考设计中\nESD保护优于JESD22-A114标准的2000 V HBM、JESD22-A115标准的;

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