ESP32-H2FH2S

RF Transceiver ICS Overview

The ESP32-H2FH2S is an RF System on Chip (SoC) from Espressif Systems, designed for low-power wireless applications. It integrates a single-core MCU with 2MB Flash, 320kB SRAM, and 128kB ROM. The device supports Bluetooth v5.3 and IEEE 802.15.4 protocols at 2.4GHz. Key electrical parameters include a maximum output power of 20dBm, receiver sensitivity of -106.5dBm, and a maximum data rate of 5Mbps. It operates on a supply voltage of 3V to 3.6V, with current consumption ranging from 25mA to 27mA during reception and 26mA to 153mA during transmission. The component is housed in a 32-VFQFN package with exposed pad and functions within a temperature range of -40°C to 105°C.

RF Transceiver ICS Feature Summary

• Integrates dual-mode connectivity supporting both Bluetooth Low Energy and IEEE 802.15.4 standards for versatile protocol implementation.
• Combines radio transceiver capabilities with a microcontroller unit featuring substantial onboard memory resources.
• Optimized for energy efficiency with defined current consumption profiles for active transmission and reception states.

RF Transceiver ICS Applications

• Smart home devices requiring secure mesh networking
• Industrial sensor nodes utilizing Thread or Zigbee protocols
• Wearable electronics needing compact form factor and low power operation

RF Transceiver ICS Procurement Notes

Verify the specific chip revision when ordering, as documentation indicates updates for version v1.2 and above. Confirm compatibility with required software versions, such as ESP-IDF v5.1.6 or later. Ensure that the selected packaging matches production needs, typically tape and reel. Check for any product change notifications regarding pinout or electrical characteristics before finalizing procurement plans.

RF Transceiver ICS Selection Notes

Select this component for designs requiring integrated BLE 5.3 and 802.15.4 support in a small footprint. Consider the 32-VFQFN package constraints for PCB layout. Evaluate thermal management requirements given the operating temperature range up to 105°C. Ensure the host system can support the necessary serial interfaces including SPI, I2C, and UART for configuration and data transfer.

RF Transceiver ICS Part Context

This part belongs to the ESP32-H2 series, which focuses on low-power, secure wireless connectivity. It serves as a successor or variant to earlier revisions like the ESP32-H2FH2, often incorporating updated silicon revisions for improved performance or stability. The series is positioned for IoT applications demanding robust security features and multi-protocol support.

RF Transceiver ICS Replacement Considerations

The ESP32-H2FH2 is listed as a manufacturer-recommended alternative. Verify if the functional differences between FH2 and FH2S variants meet specific design requirements. Ensure that any substitute maintains compatibility with existing firmware and hardware layouts.

RF Transceiver ICS FAQ

What is the maximum data rate supported by the ESP32-H2FH2S?

The maximum data rate is 5Mbps.

Does the ESP32-H2FH2S support both Bluetooth and 802.15.4 simultaneously?

Yes, it is a combo chip supporting Bluetooth v5.3 and IEEE 802.15.4 protocols.