具有风扇控制的 12 导轨序列发生器和系统安全控制器

The UCD90124 is a 12-rail PMBus/I2C addressable power-supply sequencer and system-health monitor. The device integrates a 12-bit ADC for monitoring up to 13 power-supply voltage, current, or temperature inputs. Twenty-six GPIO pins can be used for power supply enables, power-on reset signals, extern • Monitor and Sequence 12 Voltage Rails \n• 12-bit ADC With 2.5-V, 0.5% Internal VREF \n• Four Programmable Undervoltage and Overvoltage Thresholds per Monitor\n• Supports Two-, Three-, and Four-Wire Fans\n• Closed-Loop Margining for 10 Rails \n• Programmable Watchdog Timer and System Reset\n• M;

12-Rail Sequencer and System Health Monitor With Fan Control

文件：3.01947 Mbytes Page：46 Pages

12-Rail Sequencer and System Health Monitor With Fan Control

文件：2.89593 Mbytes Page：44 Pages

丝印代码：UCD90124A；UCD90124A 12-Rail Power Supply Sequencer and Monitor with ACPI Support and Fan Control

1 Features 1• Monitor and sequence 12 voltage rails – All rails sampled every 400 μs – 12-bit ADC with 2.5-V, 0.5% internal VREF – Sequence based on time, rail and pin dependencies – Four programmable undervoltage and overvoltage thresholds per monitor • Nonvolatile error and peak-valu

丝印代码：UCD90124A；UCD90124A 12-Rail Power Supply Sequencer and Monitor with ACPI Support and Fan Control

1 Features 1• Monitor and sequence 12 voltage rails – All rails sampled every 400 μs – 12-bit ADC with 2.5-V, 0.5% internal VREF – Sequence based on time, rail and pin dependencies – Four programmable undervoltage and overvoltage thresholds per monitor • Nonvolatile error and peak-valu

丝印代码：UCD90124A；UCD90124A 12-Rail Power Supply Sequencer and Monitor with ACPI Support and Fan Control

1 Features 1• Monitor and sequence 12 voltage rails – All rails sampled every 400 μs – 12-bit ADC with 2.5-V, 0.5% internal VREF – Sequence based on time, rail and pin dependencies – Four programmable undervoltage and overvoltage thresholds per monitor • Nonvolatile error and peak-valu

丝印代码：UCD90124A；UCD90124A 12-Rail Power Supply Sequencer and Monitor with ACPI Support and Fan Control

1 Features 1• Monitor and sequence 12 voltage rails – All rails sampled every 400 μs – 12-bit ADC with 2.5-V, 0.5% internal VREF – Sequence based on time, rail and pin dependencies – Four programmable undervoltage and overvoltage thresholds per monitor • Nonvolatile error and peak-valu

丝印代码：UCD90124A；UCD90124A 12-Rail Power Supply Sequencer and Monitor with ACPI Support and Fan Control

1 Features 1• Monitor and sequence 12 voltage rails – All rails sampled every 400 μs – 12-bit ADC with 2.5-V, 0.5% internal VREF – Sequence based on time, rail and pin dependencies – Four programmable undervoltage and overvoltage thresholds per monitor • Nonvolatile error and peak-valu

丝印代码：UCD90124A；UCD90124A 12-Rail Power Supply Sequencer and Monitor with ACPI Support and Fan Control

1 Features 1• Monitor and sequence 12 voltage rails – All rails sampled every 400 μs – 12-bit ADC with 2.5-V, 0.5% internal VREF – Sequence based on time, rail and pin dependencies – Four programmable undervoltage and overvoltage thresholds per monitor • Nonvolatile error and peak-valu

丝印代码：UCD90124A；UCD90124A 12-Rail Power Supply Sequencer and Monitor with ACPI Support and Fan Control

1 Features 1• Monitor and sequence 12 voltage rails – All rails sampled every 400 μs – 12-bit ADC with 2.5-V, 0.5% internal VREF – Sequence based on time, rail and pin dependencies – Four programmable undervoltage and overvoltage thresholds per monitor • Nonvolatile error and peak-valu

丝印代码：UCD90124A；UCD90124A 12-Rail Power Supply Sequencer and Monitor with ACPI Support and Fan Control

1 Features 1• Monitor and sequence 12 voltage rails – All rails sampled every 400 μs – 12-bit ADC with 2.5-V, 0.5% internal VREF – Sequence based on time, rail and pin dependencies – Four programmable undervoltage and overvoltage thresholds per monitor • Nonvolatile error and peak-valu

丝印代码：UCD90124A；UCD90124A 12-Rail Power Supply Sequencer and Monitor with ACPI Support and Fan Control

1 Features 1• Monitor and sequence 12 voltage rails – All rails sampled every 400 μs – 12-bit ADC with 2.5-V, 0.5% internal VREF – Sequence based on time, rail and pin dependencies – Four programmable undervoltage and overvoltage thresholds per monitor • Nonvolatile error and peak-valu

具有风扇控制和 ACPI 支持的 12 轨序列发生器和系统安全监视器

UCD90124A 是一款 12 轨 PMBus/I2C 可寻址电源排序器和监视器。该器件集成了一个12位ADC， 此ADC可监视多达 12个电源电压输入。 26个GPIO引脚可被用于电源启用，加电复位信号，外部中断，级联，或者其它系统功能。这些引脚中的12个引脚提供PWM功能。 通过使用这些引脚，UCD90124A支持风扇控制，裕度调节，和通用PWM功能。 \n\n运用引脚选定电压轨状态功能可实现特定的电源状态。该功能允许使用多达3个GPI来启用和停用任意电压轨。对于执行系统低功耗模式及用于硬件设备的高级配置和电源接口 (ACPI) 规范而言，这一点是很有用处的。\n\n这个TI的 融合数字 • 可对 12 个电压轨进行监控和排序 \n• 所有电压轨每 400µs 进行一次采样\n• 具有 2.5V、0.5% 内部 VREF 的 12 位 ADC \n• 排序基于时间、电压轨及引脚相关性\n• 每个监控器具有 4 个可编程欠压和过压阈值\n \n• 每个监控器可提供非易失性误差及峰值日志记录（多达 12 个故障详细条目）\n• 可对 10 个电压轨进行闭环裕度调节 \n• 裕度输出可调节轨电压以匹配用户定义的裕度阈值\n \n• 可编程的看门狗计时器和系统复位\n• 灵活的数字 I/O 配置\n• 引脚选择电压轨状态\n• 多相位 PWM 时钟发生器 \n• 时钟频率为 1;

UCD90124A 12-Rail Power Supply Sequencer and Monitor with ACPI Support and Fan Control

1 Features 1• Monitor and sequence 12 voltage rails – All rails sampled every 400 μs – 12-bit ADC with 2.5-V, 0.5% internal VREF – Sequence based on time, rail and pin dependencies – Four programmable undervoltage and overvoltage thresholds per monitor • Nonvolatile error and peak-valu

12-Rail Sequencer and System Health Monitor With Fan Control

文件：3.01947 Mbytes Page：46 Pages

12-Rail Power Supply Sequencer and Monitor with ACPI Support and Fan Control

文件：1.65478 Mbytes Page：51 Pages

12-Rail Power Supply Sequencer and Monitor with ACPI Support and Fan Control

文件：1.65478 Mbytes Page：51 Pages

12-Rail Power Supply Sequencer and Monitor with ACPI Support and Fan Control

文件：1.65478 Mbytes Page：51 Pages

封装/外壳：64-VFQFN 裸露焊盘 包装：卷带（TR）剪切带（CT）Digi-Reel® 得捷定制卷带 描述：IC SUPERVISOR 12 CHANNEL 64VQFN 集成电路（IC） 监控器

功能：电源监控器/跟踪器/定序器 包装：盒 描述：EVAL MODULE FOR UCD90124 开发板，套件，编程器 评估和演示板及套件

12-Rail Sequencer and System Health Monitor With Fan Control

文件：2.89593 Mbytes Page：44 Pages

12-Rail Sequencer and System Health Monitor With Fan Control

文件：3.01947 Mbytes Page：46 Pages

12-Rail Sequencer and System Health Monitor With Fan Control

文件：3.01947 Mbytes Page：46 Pages

12-Rail Sequencer and System Health Monitor With Fan Control

文件：2.89593 Mbytes Page：44 Pages