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Set Top Box Hi3881 802.11n Wlan 72.2Mbps SDIO WiFi Module

Set Top Box Hi3881 802.11n Wlan 72.2Mbps SDIO WiFi Module
Set Top Box Hi3881 802.11n Wlan 72.2Mbps SDIO WiFi Module Set Top Box Hi3881 802.11n Wlan 72.2Mbps SDIO WiFi Module Set Top Box Hi3881 802.11n Wlan 72.2Mbps SDIO WiFi Module Set Top Box Hi3881 802.11n Wlan 72.2Mbps SDIO WiFi Module Set Top Box Hi3881 802.11n Wlan 72.2Mbps SDIO WiFi Module Set Top Box Hi3881 802.11n Wlan 72.2Mbps SDIO WiFi Module Set Top Box Hi3881 802.11n Wlan 72.2Mbps SDIO WiFi Module Set Top Box Hi3881 802.11n Wlan 72.2Mbps SDIO WiFi Module Set Top Box Hi3881 802.11n Wlan 72.2Mbps SDIO WiFi Module
Basic Information
Place of Origin: China
Brand Name: FN-LINK
Certification: ROHS/REACH
Model Number: 3181A-S
Minimum Order Quantity: 5/pcs
Price: USD 2-3/pcs
Packaging Details: Reel
Delivery Time: 15-40 workdays
Payment Terms: T/T
Supply Ability: 4000000pcs/month
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Category: SDIO WiFi Module WLAN IC: Hisilicon Hi3881
WLAN Spec: 802.11b/g/n WLAN Data Rate: 72.2Mbps
Wlan Interface: SDIO2.0 Driver Compatible: Linux/LiteOS
High Light:

Hisilicon Hi3881 Wlan Module

,

72.2Mbps Wireless Lan Module

Set Top Box Hi3881 802.11n Wlan 72.2Mbps SDIO WiFi Module With External Antenna

 

Hi3881 Introduction

This chipset including the SPI, UART, I2C, PWM, GPIO, and multi-channel ADC. In addition, it provides high-speed SDIO2.0 slave interfaces, with clock frequency up to 50 MHz.
 
Feature
Operate at ISM frequency bands (2.4GHz)
Maximum rate of 72.2 Mbit/s@HT20 MCS7
SDIO interface for Wi-Fi
High transmitting power
High receiving sensitivity
PHY supporting IEEE 802.11b/g/n
MAC supporting IEEE802.11 d/e/h/i/k/v/w
WFA WPA, WFA WPA2 personal, and WPS2.0 for Wi-Fi

 

Specification

Operating Frequency
2.412～2.472GHz
Standards
IEEE 802.11b, IEEE 802.11g, IEEE 802.11n,
IEEE 802.11d, IEEE 802.11e, IEEE 802.11h,
IEEE 802.11i, IEEE 802.11k, IEEE 802.11v,
IEEE 802.11w
Modulation
802.11b: DSSS(1M,2Mbps), CCK(11, 5.5Mbps),
802.11 g/n: OFDM
PHY Data rates
802.11b: 11,5.5,2,1 Mbps
802.11g: 54,48,36,24,18,12,9,6 Mbps
802.11n: up to 72.2Mbps
Transmit Output Power
802.11b@11Mbps 17±1.5dBm
802.11g@54Mbps 15±1.5dBm
802.11n@MCS7 14±1.5dBm
Operating Channel
11: (Ch. 1-11) – US
13: (Ch. 1-13) – EU
Media Access Control
CSMA/CA with ACK
Network Architecture
Ad-hoc mode (Peer-to-Peer )
Infrastructure mode
Software AP
Wi-Fi Direct
OS Supported
LiteOS/Linux

 

Normal Power Dissipation Reference Design

Set Top Box Hi3881 802.11n Wlan 72.2Mbps SDIO WiFi Module 0

 

Design Suggestion

 

1. GPIO02 is the interrupt signal of SDIO, It must be connected, If unconnected
throughput will be decrease.
2. PMU_PWRON is enable pin of the module. It must be high before power on.
3. Wake up must be connected, non-power-saving applications also need to connect.


  

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