ESP32-H2FH4S

RF Transceiver ICS Overview

The ESP32-H2FH4S is an RF System-on-Chip (SoC) from Espressif Systems, featuring a single-core RISC-V MCU with a maximum clock frequency of 96 MHz. It integrates 320 KB of SRAM, 128 KB of ROM, and 4 KB of low-power memory. The component includes 4 MB of internal flash storage and supports Bluetooth 5.0 and IEEE 802.15.4 protocols. Operating within a temperature range of -40°C to +105°C, it utilizes a QFN 32-pin package measuring 4 mm x 4 mm. Key electrical specifications include a transmit power of 20 dBm, a data rate of up to 2 Mbps, and a receiver sensitivity of -106.5 dBm.

RF Transceiver ICS Feature Summary

• Integrates Bluetooth 5.0 and IEEE 802.15.4 connectivity on a single chip
• Features a high-performance RISC-V single-core processor for efficient execution
• Includes substantial onboard memory with integrated flash storage
• Designed for robust operation across extended industrial temperature ranges

RF Transceiver ICS Applications

• Smart home devices requiring Matter protocol support
• Industrial sensor nodes utilizing Thread or Zigbee networks
• Low-power wireless peripherals compatible with BLE 5.0
• IoT gateways managing multiple protocol stacks

RF Transceiver ICS Procurement Notes

Verify the specific chip revision upon procurement, as documentation indicates distinctions between versions such as v0.1 and v1.2. Ensure that the received components match the required hardware version for compatibility with intended software environments. Confirm that the QFN 32-pin package dimensions align with your PCB footprint requirements before finalizing orders.

RF Transceiver ICS Selection Notes

Select this component when a compact solution combining BLE and 802.15.4 is required without Wi-Fi capabilities. The integrated 4 MB flash reduces external component needs, simplifying board design. Consider the 96 MHz RISC-V core performance for applications demanding efficient protocol stack processing. Verify thermal management strategies for the QFN package in enclosed industrial environments.

RF Transceiver ICS Part Context

This SoC belongs to the ESP32-H2 series, which focuses on low-power, secure, and reliable wireless communication. Unlike broader modules, this is a standalone IC designed for integration into custom hardware. It serves as the foundational silicon for various certified modules, providing the core processing and radio functions necessary for modern IoT deployments.

RF Transceiver ICS Replacement Considerations

Direct substitutes are limited due to the specific integration of the RISC-V core and radio frontend. Check for newer revisions like ESP32-H2FH4 if available. Cross-reference pinouts carefully when considering alternative MCUs, as the QFN 32-pin layout is distinct.