Model & package intelligence
Model text, package form, tray or reel details, and visual evidence are reviewed together before RFQ feedback.
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Technical data
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
AT45DB641E-MHN2B-T 是 RENESAS(瑞萨)系列的串行 NOR 闪存器件,存储容量为 64 Mbit(8 MByte),采用 SPI 总线通讯并封装为 UDFN-8-EP(5 × 6 mm)。器件工作电压范围宽(1.7V ~ 3.6V),最大时钟频率可达 85 MHz,兼顾低电压/低功耗与高性能的数据存取需求。该器件面向嵌入式系统的代码存储、固件更新、配置和日志保存等场景,提供多重写保护与可靠的上电复位机制,适用于工业与消费类产品的长期可靠存储需求。
稳健的写保护机制
上电复位(POR)
宽电压与低功耗
高速 SPI 访问
长期数据保持与耐久性
UDFN-8-EP(5 × 6 mm)带有暴露焊盘(EP),有利于器件的热传导与接地散热。在高写操作或连续高速读取时,应在 PCB 布局上做好铜箔散热与地平面连接,保证长期可靠工作。
总结:AT45DB641E-MHN2B-T 以其 64 Mbit 的容量、85 MHz SPI 性能、广泛的工作电压与完善的写保护及上电复位功能,为需要可靠非易失性存储的嵌入式应用提供了平衡的解决方案。根据具体系统需求合理配置电源与保护策略,可实现稳定、高效且经久耐用的数据存储。
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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.
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