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ESP8684H4

Name: ESP8684H4
Rating: 4.7 (12 reviews)

IC RF TXRX+MCU BLE 24QFN

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Mfr。パート #ESP8684H4
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データシート ESP8684H4 DataSheet
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仕様

Series	ESP8684
Part Status	Active
Type	TxRx + MCU
RF Family/Standard	Bluetooth, WiFi
Protocol	802.11b/g/n, Bluetooth v5.0
Frequency	2.402GHz ~ 2.48GHz, 2.412GHz ~ 2.484GHz
Data Rate (Max)	72.2Mbps
Power - Output	21.5dBm
Sensitivity	-99dBm
Memory Size	576KB ROM, 272KB SRAM
Serial Interfaces	ADC, GPIO, I2C, I2S, PWM, SPI, UART
Voltage - Supply	3V ~ 3.6V
Current - Receiving	65mA
Current - Transmitting	300mA ~ 370mA
Operating Temperature	-40°C ~ 105°C
Mounting Type	Surface Mount
Package / Case	24-VFQFN Exposed Pad
Supplier Device Package	24-QFN (4x4)
Base Product Number	ESP8684
GPIO	14

概要

Description

The ESP8684H4 is a versatile Wi-Fi and Bluetooth System-on-Chip (SoC) designed for IoT applications. It features a dual-core processor with high performance, suitable for real-time applications and complex computing tasks. The chip supports Wi-Fi 802.11 b/g/n and Bluetooth 5.0, enabling seamless connectivity in smart devices and sensor networks.
With integrated memory and peripheral interfaces, including GPIO, SPI, I2C, and UART, the ESP8684H4 allows developers to connect various sensors and actuators easily. Its low power consumption makes it ideal for battery-powered applications, and its robust security features, including hardware encryption, ensure safe data transmission.
The ESP8684H4 is supported by the ESP-IDF (IoT Development Framework), which provides a comprehensive development environment for building applications. This flexibility and ease of integration make the ESP8684H4 an attractive choice for developers working on smart home devices, wearables, and industrial automation systems.

Features

The ESP8684H4 is a Wi-Fi and Bluetooth System-on-Chip (SoC) designed for IoT applications. Key features include:
1. Dual-Mode Connectivity: Supports both Wi-Fi (802.11 b/g/n) and Bluetooth (Classic and BLE) for versatile communication.
2. High Performance: Integrated 32-bit RISC microcontroller with up to 240 MHz clock speed, enabling efficient processing.
3. Memory: Comes with built-in SRAM and supports external flash memory, allowing for flexible application storage.
4. Low Power Consumption: Optimized for low-energy operation, making it suitable for battery-powered devices.
5. Rich Peripheral Interfaces: Includes GPIO, SPI, I2C, UART, ADC, and PWM interfaces for extensive connectivity options.
6. Security Features: Supports hardware encryption (AES, SHA) and secure boot for enhanced security.
7. Development Support: Compatible with popular development frameworks like ESP-IDF and Arduino, facilitating ease of use for developers.
This SoC is ideal for smart home devices, wearables, and various IoT applications.

Package

The ESP8684H4 is available in a QFN (Quad Flat No-lead) package type, specifically in a 5mm x 5mm size. This compact form factor is designed for efficient integration into various electronic applications, providing a balance of performance and space-saving design.

Pinout

The ESP8684H4 is a Wi-Fi and Bluetooth System-on-Chip (SoC) from Espressif Systems. It features a pin count of 38 GPIO pins. The pin functions include:
1. Power Supply: VDD, VSS for power input and ground.
2. GPIOs: General-purpose I/O pins for digital input/output.
3. UART: Serial communication for debugging and data exchange.
4. SPI/I2C: Interfaces for connecting peripherals.
5. PWM: Used for controlling motors or LEDs.
6. ADC: Analog-to-Digital Converter pins for sensor input.
7. SDIO: Supports SD card interfaces.
8. Flash: Dedicated pins for external flash memory.
9. RF: Antenna connection for Wi-Fi and Bluetooth.
10. Reset: Pin for resetting the chip.
The ESP8684H4 is designed for various applications, including IoT devices, smart home products, and wearables, offering flexible connectivity and processing capabilities.

Manufacturer

The ESP8684H4 is manufactured by Espressif Systems, a semiconductor company based in Shanghai, China. Founded in 2008, Espressif specializes in wireless communication and IoT (Internet of Things) solutions. The company is best known for its series of Wi-Fi and Bluetooth SoCs (System on Chips), including the popular ESP8266 and ESP32, which are widely used in various consumer electronics and automation applications. Espressif focuses on providing high-performance, cost-effective solutions for developers and businesses in the rapidly evolving IoT market.

Application

The ESP8684H4 is primarily used in IoT applications, smart home devices, and wearable technology. Its features enable wireless connectivity for applications like smart lighting, environmental monitoring, health tracking, and industrial automation. Additionally, it supports voice recognition and smart speaker functions, making it suitable for voice-activated devices. Its low power consumption and processing capabilities also make it ideal for battery-operated applications.

Equivalent

The ESP8684H4 chip is part of Espressif's ESP8684 series, primarily designed for IoT applications. Equivalent products include the ESP32 series (like ESP32-WROOM-32 or ESP32-S2) for similar Wi-Fi and Bluetooth capabilities, and the ESP8266 for basic Wi-Fi functionality. Other alternatives could be the Nordic nRF52 series for Bluetooth applications or the STM32 series for more general-purpose microcontroller needs. Always consider specific feature requirements when selecting an equivalent.