4MB Flash WiFi Bluetooth Module ESP8684-MINI-1U-H4

Characteristics

CPU and on-chip memory

• Built-in ESP8684H2 or ESP8684H4 chip, RISC-V

32-bit single-core microprocessor with a maximum main frequency of 120MHz

• 576 KBROM

272 KBSRAM (of which 16KB is dedicated to cache)

• SiP flash (There are differences among different models. For details, please refer to the ordering information in Table 1)

flash controller with cache mechanism introduced

Support flash in circuit programming (ICP)

Wi-Fi

• Supports IEEE 802.11b /g/n protocol

• Working channel center frequency range: 2412-2484MHz

Supports a 20MHz bandwidth in the 2.4GHz band

Supports 1T1R mode, with a data rate as high as 72.2Mbps

Wireless Multimedia (WMM)

• Frame aggregation (TX/RXA-MPDU, TX/RX A-MSDU)

Immediate Block ACK

Fragmentation and defragmentation

• Transmit opportunity (TXOP)

• Beacon Automatic Monitoring (Hardware TSF)

• 3× Virtual Wi-Fi interface

Support Infrastructure Network (BSS) simultaneously

Station mode, SoftAP mode, Station + SoftAP mode

The style and the hybrid mode

Espressif Information Technology

Please note that when the ESP8684 series scans in Station mode,

The SoftAP channel will change simultaneously

Bluetooth ®

• Low Energy Bluetooth LE: Bluetooth 5

• High power mode (20dBm)

The supported rates are 125kbps, 500kbps, 1Mbps and 2Mbps

• Advertising Extensions

Multiple Advertisement Sets

• ChannelSelection Algorithm #2

Wi-Fi and Bluetooth coexist and share the same antenna

Peripheral device

• GPIO, SPI, UART, I2C, LED PWM controller, through

Use DMA controller, temperature sensor, SAR analog-to-digital converter

Module integrated components

• 26MHz integrated crystal oscillator

Antenna selection

• On-board PCB antenna (ESP8684-MINI-1)

Connect the external antenna (ESP8684-MINI-1U) via the connector

Working conditions

• Working voltage/Supply voltage: 3.0-3.6V

• Operating environment temperature: -40 to 105°C

Packaging and transportation instructions

- According to the standard export packaging.

Customers can choose from cartons, wooden cases and wooden pallets according to their own requirements.

Q&A

1. How to obtain the price?

We usually quote within 24 hours after receiving your inquiry (except weekends and holidays). If you are in urgent need of a price, please send us an email or contact us in any other way so that we can provide you with a quotation.

2. What is your delivery time?

This depends on the quantity of the order and the season in which you place the order. Usually, we can ship the goods within 7 to 15 days (for small batches), and for large batches, it takes about 30 days.

3. What are your payment terms?

Factory price, 30% deposit, 70%T/T payment before shipment.

4. What is the mode of transportation?

It can be transported by sea, air or express delivery (EMS, UPS, DHL, TNT, FEDEX, etc.). Please confirm with us before placing an order.

5. How do you help our business establish a long-term and good relationship?

We maintain good quality and competitive prices to ensure that our customers benefit.

2. We respect every customer as our friend. We do business with them sincerely and make friends with them, no matter where they come from.