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ESPRESSIF ESP32-S2FN4R2 ESP32
Configuration
1 options
Configuration
25+
Available for RFQ
Technical data
Product details
18
specifications
Core information
- Product name
- ESPRESSIF ESP32-S2FN4R2
- Type
- ESPRESSIF
- Minimum package
- 2000 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- ESPRESSIF
- Electronic Component
- ESP32-S2FN4R2
- Electronic Component
- 1
- Package
- QFN-56-EP(7x7)
- Electronic Component
- Other Module
- Electronic Component
- 0g
- Frequency
- 2.4GHz
- Electronic Component
- 1
- Power
- 19.5dBm
- Electronic Component
- BM0264880387
- Interface Type
- SPI；I2S；USB；I2C；UART
- IC
- ESP32-S2IC
- Electronic Component
- Electronic Component
- Electronic Component
- 2000
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
ESP32-S2FN4R2 产品概述
一、产品简介
ESP32-S2FN4R2 是基于乐鑫（ESPRESSIF）ESP32-S2 系列的高集成度 Wi‑Fi 系统级芯片（SoC）。芯片工作于 2.4GHz 频段，面向物联网（IoT）、可穿戴设备、智能家居、移动终端等应用场景，兼顾低功耗与良好的射频性能，同时提供丰富外设接口与硬件安全功能，适合对无线连接与安全性有较高要求的设计。
二、主要规格
- 核心芯片：ESP32‑S2
- 工作频率：2.4GHz
- 发射功率：最大 19.5 dBm
- 接收灵敏度：-97 dBm
- 工作电压：2.8 V ～ 3.6 V（典型采用 3.3 V 供电）
- 接收电流：约 63 mA
- 发送电流：约 310 mA
- 工作温度范围：-40℃ ～ +85℃
- 封装形式：QFN‑56‑EP（7×7）
- 支持接口：SPI、I2S、USB、I2C、UART
三、功能亮点
- 低功耗：支持多种节能工作态，有利于电池供电设备的续航优化。
- 丰富外设接口：SPI、I2S、USB、I2C、UART 等，可快速扩展传感器、音频、存储和外设模块。
- 强劲射频性能：高达 19.5 dBm 的发射功率与 -97 dBm 的接收灵敏度，提升连接范围与稳定性。
- 完备安全机制：芯片内置硬件加密引擎、随机数发生器、Secure Boot、Flash 加密及 eFuse 等（典型 ESP32‑S2 系列安全特性），满足数据保护与设备认证需求。
四、应用场景
适用于需要 Wi‑Fi 连接与一定安全保障的终端产品，例如：
- 智能家居（网关、摄像头、智能插座）
- 可穿戴与移动设备
- 工业物联网终端与传感网关
- 语音/音频设备（通过 I2S 接口）
- USB 外设与调试场景
五、设计与使用建议
- 电源设计：建议使用稳定 3.3V 电源并在电源引脚附近布置 0.1 µF 与 10 µF 去耦电容，处理发射瞬态电流需求。
- 天线与射频布局：保持射频走线短且有连续地参考平面，远离大电流回路；为获得最佳性能，建议配合匹配网络与屏蔽设计进行天线调试。
- 热与环境适配：工作温度覆盖 -40℃ 至 +85℃，实际应用中注意散热路径与长期可靠性测试。
- 安全与固件：启用硬件安全特性（Secure Boot、Flash 加密）以防固件与数据被篡改或泄露。
六、总结
ESP32‑S2FN4R2 以其高集成度、低功耗和良好的射频与安全特性，成为众多 IoT 与嵌入式无线产品的优选芯片。合理的电源与射频设计、充分利用芯片的外设与安全功能，可显著缩短开发周期并提升终端产品的可靠性与安全性。
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