WMSIC Electronic Components

PUYA P25D80SH-SSH-IT P25D80SH

ModelP25D80SH-SSH-IT
PackageSOP-8
BrandPUYA
Price Price on request Electronic component prices change quickly with market supply and demand. Please refer to the latest WMSIC quotation for current pricing.
Configuration
1 options
Configuration 25+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
PUYA P25D80SH-SSH-IT
Type
PUYA
Minimum package
10000 管

Technical parameters

Electronic Component
Electronic Component
Electronic Component
PUYA
Electronic Component
P25D80SH-SSH-IT
Electronic Component
1
Package
SOP-8
Electronic Component
NOR FLASH
Electronic Component
0.07g
Electronic Component
1
Features
positions
Electronic Component
BM0264678124
Electronic Component
8Mbit
Operating Temperature
40℃~+85℃
Operating Voltage
2.3V~3.6V
Current
20uA
Interface Type
SPI
Electronic Component
100000

For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.

P25D80SH-SSH-IT 产品概述

一、产品简介

P25D80SH-SSH-IT 是普冉(PUYA)推出的一款 8Mbit SPI 串行闪存,采用 SOP-8 封装,面向嵌入式代码存储、配置参数保存和常见固件更新场景。器件支持最高 120MHz 的 SPI 时钟频率,工作电压范围 2.3V3.6V,兼容常见单片机和存储控制器的供电和接口标准,适合工业级温度(-40℃+85℃)应用。

二、主要规格

  • 存储容量:8Mbit(1MByte)
  • 接口类型:SPI,兼容标准 SPI 协议
  • 时钟频率:最高 fc = 120MHz,支持高速读取和快速程序下载
  • 工作电压:2.3V ~ 3.6V
  • 待机电流:20μA(低功耗特性,利于电池供电系统)
  • 擦写寿命:100,000 次
  • 写周期时间(Tw):12ms
  • 页写入时间(Tpp):3ms
  • 数据保留(TDR):10 年
  • 工作温度:-40℃ ~ +85℃
  • 封装形式:SOP-8

三、可靠性与寿命

P25D80SH-SSH-IT 提供高耐久性的擦写寿命(100k 次),适合需要频繁更新固件或日志的设备;10 年的数据保持期满足长期出厂配置和参数保存要求。工业级温度范围和宽电压工作区间确保在恶劣环境下的稳定性与可靠性。

四、保护与功能特性

器件具备多重写保护机制:硬件写保护、绝对写保护、写使能锁存以及软件写保护,同时内置上电复位(POR)功能,保证上电过程中的数据与状态安全。这些特性一方面方便系统级保护策略的实现,另一方面能在生产和维护过程中防止误写或数据损坏。

五、典型应用

适用于:

  • 嵌入式系统固件存储(单片机/微处理器引导代码)
  • 工业控制设备的参数与配置保存
  • 网络设备、路由器、机顶盒的启动与配置存储
  • 物联网终端、可穿戴设备等低功耗应用

六、设计与使用建议

  • 电源管理:建议在 VCC 旁并联 0.1μF 陶瓷去耦电容以抑制电源噪声,确保器件在 2.3V~3.6V 范围内稳定供电;注意上电顺序与 POR 要求,避免在非法电压下执行写操作。
  • 时序与性能:在需要高速读取时可靠近 120MHz 时钟设计 PCB 布线,注意 SPI 总线阻抗匹配与短线布线以减少信号畸变。
  • 写保护策略:根据系统需求结合硬件(WP/HOLD 管脚)与软件写保护一起使用,提高防误写能力;写入前应使用写使能指令并确认写使能锁存状态。
  • 寿命管理:针对频繁写入的场景,采用写均衡或日志轮替策略以延长总体系统寿命;擦写和页写时间(Tw=12ms,Tpp=3ms)应在固件中合理等待并检测写完成标志。
  • 封装与焊接:SOP-8 封装便于手工焊接和自动贴片生产线,注意回流焊温度曲线符合器件规范以免损伤。

总结:P25D80SH-SSH-IT 在性能、可靠性与保护特性之间取得平衡,是一款适用于工业与消费类嵌入式系统的高性价比 SPI 闪存解决方案。在系统设计阶段合理考虑电源、时序与写保护策略,可充分发挥其高速、低功耗与长期数据保持的优势。

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