Model & package intelligence
Model text, package form, tray or reel details, and visual evidence are reviewed together before RFQ feedback.
SIT SIT3088EEUA
Configuration
1 options
Configuration
Option 165922
Availability on request
Technical data
Product details
19
specifications
Core information
- Product name
- SIT SIT3088EEUA
- Type
- SIT
- Minimum package
- 2500 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- SIT
- Electronic Component
- SIT3088EEUA
- Electronic Component
- 1
- Package
- MSOP-8
- Type
- Transceiver
- Electronic Component
- RS-485 / RS-422IC
- Electronic Component
- 0.186g
- Electronic Component
- 256
- Electronic Component
- 1
- Features
- Tx / Rx;;; Low Power
- Electronic Component
- BM0227625490
- Operating Temperature
- 40℃~+125℃
- Operating Voltage
- 3V~5.5V
- Receiver
- 1
- Data
- 14Mbps
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
SIT3088EEUA 产品概述
一、概述
SIT3088EEUA 是芯力特（SIT）推出的一款半双工差分收发器，封装为 MSOP-8，适用于工业级环境。器件支持工作电压范围 3.0V〜5.5V，工作温度范围宽至 -40℃〜+125℃，静态电流仅 750μA（典型），可在多节点差分总线上实现稳定的双向通信。
二、主要性能
- 数据速率：最高可达 14Mbps，满足高速差分通信需求。
- 通讯模式：半双工，总线仲裁由上层协议或外部控制实现。
- 收发器配置：1 个驱动器、1 个接收器，适合点到多点或多节点总线结构（支持多达 256 个节点）。
- 静电保护：对人体模型（HBM）及现场静电有 ±15kV 保护能力，提高现场可靠性。
三、典型应用场景
适用于工业控制与自动化、楼宇自控、仪器仪表、PLC 通信、伺服与电机控制以及需要长距离差分传输或多节点总线的嵌入式系统。
四、关键电气与系统注意事项
- 终端匹配：为保证信号完整性与最小反射，长线应在两端并联终端电阻（典型值 120Ω，视线缆特性调整）。
- 总线偏置：在多节点系统中建议采用失效安全偏置（fail-safe）电阻网络，避免开路或总线空闲时出现噪声误判。
- 电源管理：器件在 3.0V 至 5.5V 范围内工作，系统设计时应保证电源稳定并做好滤波与去耦。
五、封装与热管理
MSOP-8 小封装适合空间受限的 PCB 布局。高温工作与连续高频通信时应注意散热与布局，确保器件温升在可靠范围内；对密集布局的板卡建议保留散热铜箔并避免热源集中。
六、PCB 布局与防护建议
- 差分线对应靠近布线，长度匹配，避免跨地平面。
- 在差分对靠近器件处增加共模或差模滤波以抑制干扰。
- 虽器件具 ±15kV 静电保护，仍建议在易受干扰的入口处配合 TVS 或防静电元件增强系统级保护。
七、可靠性与调试提示
- 在多节点系统中逐步上电与调试，先验证单节点通信再扩展到全网。
- 测试过程中关注总线电平、回波损耗与上电瞬态；提前验证失效模式（开路/短路）的处理机制。
总结：SIT3088EEUA 以其广泛的工作电压、工业级温度范围、较低静态功耗和较高的 ESD 抗扰度，适合多种工业差分通信场合。合理的终端匹配、偏置和 PCB 实施是确保长期稳定工作的关键。
Request for quote
Send RFQ
Use the form for single models, category sourcing, and multi-line BOM requirements.
Product sourcing intelligence
Model, package, availability, and BOM fit reviewed before quotation.
WMSIC turns product data, package visuals, BOM context, and sourcing signals into practical RFQ notes for buyers.
BOM matching & alternatives
BOM lines are compared by package, parameters, quantity, and workable alternatives for cleaner sourcing decisions.
Sourcing availability signal
Stock routes, quotation confidence, lead-time notes, and shipment feasibility are checked before sales follow-up.
Buyer sourcing scenarios
Examples of how common component sourcing requests are organized.
Typical RFQ scenarios based on the WMSIC form fields, catalog data, manual review steps, and shipment preparation workflow.
The buyer shares the full part number, package requirement, quantity, destination, and available product photos so the quotation can record the exact version under review.
A multi-line BOM is organized into direct sourcing lines, lines that need package clarification, and lines where alternative-part review is permitted.
The original manufacturer part number, datasheet revision, application, critical limits, and acceptable changes are collected before possible candidates are discussed.
Sample quantity, minimum packing, package format, target date, and courier destination are kept together in one RFQ conversation.
Package photos, model markings, board context, and the quantity needed for repair help focus the sourcing review on the relevant version.
When a suffix or package note is incomplete, the response records the open difference and requests buyer confirmation before procurement proceeds.
Packing format, carton notes, invoice details, courier option, destination, and tracking handoff are coordinated around the confirmed order.
The request connects the previously used model, current demand, package evidence, target timing, and replenishment sourcing route.
Related products
Packaged components ready for RFQ.
