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SIT SIT75179BDR
Configuration
1 options
Configuration
26+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- SIT SIT75179BDR
- Type
- SIT
- Minimum package
- 2500 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- SIT
- Electronic Component
- SIT75179BDR
- Electronic Component
- 1
- Package
- SOP-8
- Type
- Transceiver
- Electronic Component
- RS-485 / RS-422IC
- Electronic Component
- 0.128g
- Electronic Component
- 256
- Electronic Component
- 1
- Features
- Electronic Component
- Electronic Component
- BM0258808600
- Operating Temperature
- 40℃~+125℃
- Operating Voltage
- 4.5V~5.5V
- Receiver
- 1
- Data
- 10Mbps
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
SIT75179BDR 产品概述
一、产品简介
SIT75179BDR 是芯力特（SIT）推出的一款差分收发器，集成 1 路驱动器与 1 路接收器，针对工业与嵌入式串行总线通信场景设计。器件工作电压范围为 4.5V ～ 5.5V，支持最高 10Mbps 的数据速率，并可在最多 256 节点的多点网络中可靠工作。封装为 SOP-8，器件具有宽温度范围与强抗静电能力，适合恶劣环境应用。
二、主要特点
- 单驱动、单接收差分收发器，支持点对点或多节点总线拓扑；
- 工作电压：4.5V ～ 5.5V，适配典型 5V 系统电源；
- 数据速率高达 10Mbps，满足高速短距离差分通信需求；
- 支持多达 256 节点，可用于大规模总线网络；
- 低静态功耗：静态电流仅 220 μA，适合低功耗待机场景；
- 强抗静电：静电保护达到 ±15kV（HBM 等效），提高系统可靠性；
- 宽温度工作范围：-40℃ ～ +125℃，满足工业级/汽车级温度要求；
- 通信模式：全双工，发送与接收独立，适合实时双向数据交换；
- 封装形式：SOP-8，方便 PCB 布局与通用插装工艺。
三、典型应用场景
SIT75179BDR 适用于需要高可靠性、抗干扰能力强的差分串行通信场景，例如：
- 工业自动化现场总线与 PLC 间通信；
- 建筑楼宇自控、安防与监控系统；
- 仪表与数据采集系统（DAU、RTU）；
- 电力、能源管理与智能表计网络；
- 嵌入式主板或模块间高速短距离数据链路。
四、系统集成建议
- 布线与阻抗匹配：差分对应保持成对走线并控制差分阻抗，建议在高速链路使用差分终端电阻以降低反射。
- 电源去耦：VCC 端应靠近器件放置 0.1 μF 陶瓷旁路电容以抑制电源噪声。
- ESD 与浪涌保护：尽管器件具有 ±15kV 抗静电能力，但若工作环境存在强雷击或浪涌风险，建议在总线端加入额外的 TVS 管或滤波网络。
- 热与散热：器件工作温度宽，常规 SMT 布局即可满足散热需求；高密度场景下注意 PCB 热管理。
- 可靠性设计：在多节点网络中应做好节点终端配置与故障隔离策略，以保证总线健康。
五、封装与订购信息
- 品牌：SIT（芯力特）；型号：SIT75179BDR；封装：SOP-8。
- 适用环境：工业级温度范围（-40℃ ～ +125℃），适合长期运行的嵌入式与工业设备。
- 如需批量采购或获取管脚、典型电路与评估板资料，请联系供应商或参考芯力特官方技术手册与器件数据表。
以上为 SIT75179BDR 的概述与系统集成建议，可作为选型与设计参考。若需要更详细的电气特性曲线、引脚定义或参考电路图，我可以帮您继续整理。
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