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S-80744HL-U8 Voltage Supervisor 4.4V SOT-89 marking U8 High Precision Detection voltage,ultra low current consumption
| 受检测电压数 Number of Voltages Monitored | 1 |
| 检测电压/复位阈值电压VDET Voltage - Threshold | 4.4V |
| 工作电压VIN Voltage - Supply | 18V |
| 高/低有效复位 Reset | 低 Active Low |
| 输出类型 Output Type | push pull |
| 看门狗 Watchdog | 无 No |
| 功耗Pd Power Dissipation | 200mW/0.2W |
| Description & Applications | •HIGH-PRECISION VOLTAGE DETECTOR • Ultra-low current consumption 1.0 µA typ. (VDD=4.5 V) • High-precision detection voltage ±2.4% • Wide operating voltage range 1.0 to 15 V • Good hysteresis characteristics 5% typ. • Wide operating temperature range -30°C to+80°C • 3 output forms : Nch open-drain, CMOS output active H , active L • Battery checker • Battery backup for memories • Power failure detector • Reset for microcomputer • Store signal detector for nonvolatile RAM |
| 描述与应用 | •高精度电压检测器 •超低电流消耗1.0微安（典型值）（VDD=4.5 V） •高精度检测电压±2.4％ •宽工作电压范围1.0至15 V •良好的滞后特性5％（典型值） •宽工作温度范围-30°C至+80°C •3输出形式：N沟道开漏，主动CMOS输出H， 活性的L •电池检查 •电池备份记忆 •电源故障检测 •微机复位 •非易失性RAM存储信号检测 |
