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SGMICRO SGM708-RYS8G/TR SGM708
Configuration
1 options
Configuration
24+
Available for RFQ
Technical data
Product details
15
specifications
Core information
- Product name
- SGMICRO SGM708-RYS8G / TR
- Type
- SGMICRO
- Minimum package
- 2500 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- SGMICRO
- Electronic Component
- SGM708-RYS8G/TR
- Electronic Component
- 1
- Package
- SOIC-8
- Electronic Component
- MCU(MCU / MPU / SOC)
- Electronic Component
- 0.158g
- Electronic Component
- 1
- Features
- (BOR / LVD / LVR / LVI); positions(POR); positions(NRST); positions(PDR)
- Electronic Component
- BM0227309263
- Electronic Component
- Electronic Component
- Electronic Component
- 2500
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
SGM708-RYS8G/TR 产品概述
一、产品简介
SGM708-RYS8G/TR 为圣邦微（SGMICRO）推出的微处理器监控与复位管理器，采用 SOIC-8 封装（RYS8G），/TR 表示卷带（Tape & Reel）包装。器件集成了多种复位与电压监测功能，专为提高微控制器（MCU/MPU）在上电、掉电与欠压情况中的可靠性而设计。
二、主要功能特性
- 欠压检测（BOR/LVD/LVR/LVI）：实时监测电源电压，当电压低于设定阈值时触发复位，防止微处理器进入不确定状态。
- 上电复位（POR）：在电源上电期间保持复位信号，直到电源稳定，确保系统能从定义的初始状态启动。
- 外部管脚复位（NRST）：提供外部强制复位输入/输出，便于人工或外围电路触发系统重启与故障处理。
- 掉电复位（PDR）：在电源下降时产生复位，避免在电压回落过程中 MCU 被错误唤醒或执行错误指令。
- 低功耗与高可靠性设计，适合对稳定性要求较高的嵌入式系统。
三、典型应用场景
- 工业控制与自动化设备：用于保护现场控制器在瞬态电源事件时的稳定性。
- 消费类电子与智能家居：保证主控芯片在电源波动下的可靠上电和掉电行为。
- 通信与网络设备：提高系统初始化与重启时的确定性，减少不稳定重启导致的问题。
- 汽车电子与仪表（视产品工作温度等级与认证而定）。
四、封装与选型说明
- 封装：SOIC-8（易于手工焊接与自动贴片，适配常见 PCB 布局）。
- 包装：/TR 表示卷带包装，便于批量生产时的贴片和装配。
选型时应确认目标系统的阈值、电压范围与工作温度是否与 SGM708 的规格匹配，并评估 NRST 电平与 MCU 复位输入的兼容性。
五、设计与使用建议
- 在关键复位线添加适当的去耦与滤波网络，抑制瞬态干扰造成的误触发。
- 将 NRST 与 MCU 的复位引脚直接连接，必要时通过开集电极/上拉结构实现兼容。
- 在 PCB 布局阶段注意电源地与复位线的走向，以降低噪声耦合。
- 结合厂商数据手册确认门限值、复位延时与电流参数，按需选择对应型号或外加电路以满足系统可靠性要求。
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