Model & package intelligence
Model text, package form, tray or reel details, and visual evidence are reviewed together before RFQ feedback.
Available for RFQ
Technical data
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
USB2422T/MJ 是 Microchip(美国微芯)出品的一款小型 USB 集线器控制器,面向嵌入式系统中对两路下游端口的 USB 拓展需求。器件遵循 USB 2.0 规范,工作电压 3.3V,封装为 QFN-24-EP(4×4),集成了集线器控制逻辑,适合空间受限且需稳定 USB 连接管理的应用场景。
USB2422T/MJ 在 3.3V 电源下工作,需注意电源去耦与稳压设计以保证信号完整性。QFN-24-EP 封装带裸露焊盘,既有利于热量传导也便于地连接,焊盘设计应参考厂方封装图纸以确保焊接可靠性。关于信号端口的静电保护、差分线对长度匹配和阻抗控制,应按 USB 2.0 的高速信号布局规范执行。
欲获取完整电气参数、引脚分配、寄存器描述与评估板资料,请参考 Microchip 官方数据手册与应用笔记。若需更多端口或特殊功能(如电流检测、电源开关集成等),可咨询厂商推荐的同系列或替代型号,并获取参考设计与布局指导。
注:本文为基于器件基本参数的工程概述,具体设计请以 Microchip 官方数据手册与参考设计为准。
Request for quote
Use the form for single models, category sourcing, and multi-line BOM requirements.
Product sourcing intelligence
WMSIC turns product data, package visuals, BOM context, and sourcing signals into practical RFQ notes for buyers.
Model text, package form, tray or reel details, and visual evidence are reviewed together before RFQ feedback.
BOM lines are compared by package, parameters, quantity, and workable alternatives for cleaner sourcing decisions.
Stock routes, quotation confidence, lead-time notes, and shipment feasibility are checked before sales follow-up.
Buyer sourcing scenarios
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