QCA4020 Dual Band WiFi & BT IoT Module

Featured Product from Intelligraphics, Inc.

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Ultra Small 802.11n Dual-Band 1Tx1R Wireless + Bluetooth v5.0 + Zigbee (15.4) IoT Module

The IGX-RNF1-4020a3-BT module provides a highly-integrated and flexible platform for developing and evaluating products and applications based on QCA4020 SoC. IGX-RNF1-4020a3-BT module. It can be either used with a software development kit or incorporated into OEM products to enable rapid deployment of Wi-Fi connected system.

Key Features

  • IEEE Standard Supports, 802.11a, 802.11b, 802.11g, 802.11n, and single-stream 1×1.
  • Supports 20MHz channel width in 2.4 and 5GHz.
  • Operate at ISM frequency Band (2.4/5GHz).
  • Bluetooth Low Energy (BLE) compliant to the SIG v5.0 specification.
  • Green TX power-saving mode and Low-power listen mode.
  • Rich set of GPIOs and interface: I2C, HSUART, UART, SPI, QSPI, SDIO2.0, I2S, JTAG, Sensor ADC (up to 8 channels, 12bit, 1Mbps), up to 8 PWM optimized for LED lighting applications.
  • Advanced power management scheme to minimize power dissipation for each use case.
  • Supports 32Mb NOR flash memory.
  • Supports on board printed Antenna.
  • Supporting OS: ThreadX RTOS and FreeRTOS

 

Software Specifications

Standards

802.11a;802.11b; 802.11g; 802.11n, 802.11d, 802.11h , 802.11v

STA, SoftAP Mode, WiFi-Direct, IBSS

11n Features: STBC, LDPC, MLD, MRC, Short GI, AMPDU Rx
and Tx aggregation, AMSDU Rx

Driver Support

ThreadX RTOS and FreeRTOS

Security

WEP, WPA-PSK, WPA2-PSK, WPS
Enterprise IEEE 802.1x EAP-TLS

Network Services Support

  • TCP, UDP, DHCP client/server, BSD Socket, SSL
  • DNS client/server, SNTP, CoAP Client/server, websocket
  • HTTP Client/Server, MQTT Client, SSDP, mDNS, IGMP v1/v2

Supported IoT Frameworks


Amazon Web Services (AWS) IoT
Microsoft Azure IoT

SDK Features

 

  • Concurrent demo SCC/MCC (SoftAP + STA)
  • Concurrent mode: Wi-Fi direct client + Legacy Station
  • Sniffer mode with optional filters
  • Low power listen, Preferred Network Offload (PNO)
  • Network solicitation offload
  • ARP Offload
  • Wake on Wireless (WoW)
  • OTA firmware upgrade
  • Secure Storage and Secure Boot
  • Support for Green Tx, Store-Recall (Suspend/Resume)

 

Zigbee Function

Standard

802.15.4

Modulation Scheme

O-QPSK

Transmit Output Power

Typical: 0dBm

Receiver Sensitivity

-101dBm

Bluetooth Function

Main Chipset

Qualcomm QCA4020

Standard

BT v5.0

Bus Interface

UART

Data Rate

1Mbps, 2Mbps

Modulation Scheme

802.11bg: GFSK

Frequency Range
Power – 1×1
(Tolerance: ± 1.5dBm)

2.400 ~ 2.4835GHz

Operating Channel

0 ~ 39

Transmit Output Power

+4 ≤ Output Power ≤ +2dBm; Class 2 Device

Receiver Sensitivity

< 0.1% BLE 1M at -93dBm

Wi-Fi Function

Standard

IEEE 802.11a; 802.11b; 802.11g; 802.11n

Main Chipset

Qualcomm QCA4020

Host Interface


UART

Data Rate

802.11a: 54, 48, 36, 24, 18, 12, 9, 6Mbps
802.11b: 11, 5.5, 2, 1Mbps
802.11g: 54, 48, 36, 24, 18, 12, 9, 6Mbps
802.11n: MCS 0 ~ 7 for HT20

Media Access Control

CSMA/CA with ACK

Modulation Technique


802.11a: 64QAM, 16QAM, QPSK, BPSK
802.11b: CCK, DQPSK, DBPSK
802.11g: 64QAM, 16QAM, QPSK, BPSK
802.11n: 64QAM, 16QAM, QPSK, BPSK

Network Architecture

Infrastructure mode

Operation Channel

2.4GHz:
11: (Ch. 1-11) – United States
13: (Ch. 1-13) – Europe
14: (Ch. 1-14) – Japan
5GHz:
21: USA
19: EU
8: Japan

Frequency Range (2.4 & 5GHz)

802.11bg: 2.400 ~ 2.4835GHz
802.11a: 5.15 ~ 5.85GHz

Transmit Output
Power – single chain@ant;Tolerance:

± 2dBm @ 2.4GHz; ±2.5dBm @ 5GHz

Security

WPA, WPA2, WEP 64bit & 128bit, IEEE 802.1X, IEEE 802.11i

Common Function

Operating Voltage

3.3 V ± 5% I/O supply voltage

Power Consumption

MODEAVERAGEPEAK
2.4G 5G 2.4G 5G
TX 315mA 360mA 472mA
RX 302mA 360mA 540mA
Standby 70mA      

Antenna Type

Printed Antenna for WiFi/BT/15.4