WMSIC Electronic Components

PUYA PY25Q80HB-SSH-IR PY25Q80HB

ModelPY25Q80HB-SSH-IR
PackageSOP-8-150mil
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 26+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
PUYA PY25Q80HB-SSH-IR
Type
PUYA
Minimum package
4000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
PUYA
Electronic Component
PY25Q80HB-SSH-IR
Electronic Component
1
Package
SOP-8-150mil
Electronic Component
NOR FLASH
Electronic Component
1g
Electronic Component
1
Electronic Component
BM0264679582
Electronic Component
8Mbit
Operating Temperature
40℃~+85℃
Operating Voltage
2.3V~3.6V
Current
15uA
Interface Type
SPI
Electronic Component
100000
Clock Frequency(fc)
133MHz

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

PY25Q80HB-SSH-IR 产品概述

一、产品简介

PY25Q80HB-SSH-IR 是 PUYA(普冉)推出的一款串行 SPI 闪存器件,存储容量为 8Mbit(1MB)。器件支持最高 133MHz 的时钟频率,工作电压范围 2.3V ~ 3.6V,适用于大批量消费类电子和嵌入式应用。器件采用 SOP-8-150mil 封装,体积小、易于生产贴片,旨在提供性能与成本的平衡,既能满足程序代码的存储和执行前复制(从闪存映射到嵌入式或外部 RAM 中执行),也能作为数据存储介质使用。

二、主要规格亮点

  • 接口类型:SPI 串行接口,支持高速读写操作,便于与绝大多数 MCU/SoC 配合使用。
  • 存储容量:8Mbit(1MB)。
  • 时钟频率(fc):133MHz,支持高吞吐的代码读取与快速数据访问。
  • 工作电压:2.3V ~ 3.6V,兼容 3.3V 与部分低压系统。
  • 待机电流:典型 15µA,适合低功耗应用场景。
  • 擦写耐久性:擦写寿命可达 100,000 次(典型),可靠性高。
  • 页写入时间(Tpp):500µs(典型)。
  • 块擦除时间(tBE):300ms(典型)。
  • 数据保留(TDR):20 年(典型)。
  • 工作温度范围:-40°C ~ +85°C。
  • 封装形式:SOP-8-150mil,便于传统波峰/回流焊接工艺。

三、架构与功能特点

  • 灵活的擦除架构:器件提供多粒度的扇区/块擦除,擦除块大小经过优化,既适合代码存储的对齐需求,也能降低数据区的空间浪费,从而提高存储利用率。
  • 高速读写能力:最高 133MHz 的 SPI 时钟频率,使得在读取程序镜像或大块数据时可以显著缩短系统启动时间或数据加载时间。
  • 低功耗运行:待机电流仅 15µA,适合对功耗敏感的消费电子与便携设备。
  • 可靠性保障:100k 次的擦写寿命与 20 年的数据保存能力,能满足长期部署与频繁更新的使用场景。
  • 易于集成:标准 SOP-8 封装和通用 SPI 接口,方便在现有硬件平台上替换或扩展外部闪存资源。

四、典型应用场景

  • 嵌入式系统固件存储:适用于需要将固件从闪存复制到 RAM 执行的 MCU/MPU 系统,支持快速启动与固件升级。
  • 消费类电子:如数码相机、智能家电、机顶盒、媒体播放器等需要存储启动代码和配置数据的设备。
  • 网络与通信设备:路由器、交换机、无线基站的引导程序与配置参数存储。
  • 工业与物联网终端:在 -40°C 至 +85°C 的工业温度范围内稳定工作,适合工控与物联网节点。
  • 数据日志与参数存储:通过合理的擦写管理,可作为非易失性数据存储介质(建议配合磨损均衡与校验策略)。

五、设计与使用建议

  • 电源及去耦:在 VCC 引脚附近放置合适容量的去耦电容(如 0.1µF + 4.7µF),以稳定电源并抑制瞬态。
  • 引脚保护:对 CS、CLK、DI/DO 等信号线在上电/掉电时做好电平管理,避免在 VCC 未稳定时进行写操作。
  • 擦写管理:闪存为“先擦除后写入”类型,建议在设计时实现擦写/磨损均衡算法与坏块管理,延长器件寿命。
  • 数据完整性:对关键数据采用校验或 ECC,对于重要固件升级过程应实现断电恢复策略。
  • 操作时序:遵循器件写/擦命令的状态查询机制(如读状态寄存器),在命令完成后再进行后续操作以避免冲突。
  • PCB 布局:尽量缩短 SPI 时钟与数据信号的走线,并注意回流焊工艺适配 SOP-8 封装。

六、结论

PY25Q80HB-SSH-IR 以其 8Mbit 容量、133MHz 的高速 SPI 接口、宽电压与宽温度范围、以及优秀的耐久性和数据保持能力,为多类消费电子与嵌入式系统提供了经济、可靠的外部闪存解决方案。其优化的擦除块大小有助于在代码存储与数据存储之间取得更好的空间利用与性能平衡。对于需要稳定长期存储与频繁更新固件或配置数据的产品,PY25Q80HB-SSH-IR 是值得优先考虑的选择。

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