MIC2774N-44BM5TR 电压检测器电源IC 4.43V SOT-153/SOT23-5 marking/标记 UG44 双微功耗低电压监控器
| 受检测电压数Number of Voltages Monitored | 1 |
| 检测电压/复位阈值电压VDETVoltage - Threshold | 4.43V |
| 工作电压VINVoltage - Supply | -0.3~7V |
| 高/低有效复位Reset | 低 Active Low |
| 输出类型Output Type | open drain |
| 看门狗Watchdog | 无 No |
| 功耗PdPower Dissipation | |
| Description & Applications | • Dual Micro-Power Low Voltage Supervisor • Monitors two independent power supplies for under-voltage conditions • One fi xed and one user adjustable input • Choice of factory-programmed thresholds • Adjustable input can monitor supplies as low as 0.3V • Generates 140ms (minimum) power-on reset pulse • Manual reset input • Choice of active-high, active-low, or open-drain active low reset outputs • Inputs may be pulled above VDD (7V abs. max.) • Monitoring processor ASIC, or FAGA core and I/O voltages • PDAs, hand-held PCs • Embedded controllers • Telecommunications systems • Power supplies • Wireless / Cellular systems • Networking hardware |
| 描述与应用 | •双微功耗低电压监控器 •监控两个独立的电源欠压条件 •一个固定和一个用户可调输入 •工厂编程阈值的选择 •可调整的输入可以监视低至0.3V供应 •产生140ms的上电复位脉冲（最小） •手动复位输入 •选择活跃的高，低电平有效，开漏或低有效复位输出 •输入可拉到VDD（7V绝对最大以上）。 •监控处理器ASIC，或FAGA核心和I / O电压 掌上电脑，掌上型电脑 •嵌入式控制器 •电信系统 •电源 •无线/蜂窝系统 •网络硬件 |
| 规格书PDF |
