Specifications

ManualsBrandsGuangzhou Shikun Electronics ManualsElectronicsIEEE 802.11a/b/g/n 2T2R USB Wi-Fi Module

SKO.W618U.1_638BU

QR-ZZPJ-017A

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1. Introduction（简介）

SKO.W618U.1_638BU module is based on MEDIATEK MT7638BUN solution.

MT7618BUN is a highly integrated single chip which features a low power 2x2 11a/b/g/n

dual-band Wi-Fi subsystem. The Wi-Fi subsystem contains the 802.11a/b/g/n radio,

baseband, and MAC that are designed to meet both the low power and high throughput

application. This documentation describes the engineering requirements specification.

SKO.W618U.1_638BU 模块基于 MEDIATEK MT7638BUN 解决方案。MT7638BUN 是一

款高度集成的芯片，具有低功耗 2x2 11a/b/g/n 双频 Wi-Fi 子系统。 Wi-Fi 子系统包含

802.11a/b/g/n 射频、基带和 MAC，旨在满足低功耗和高吞吐量应用。本文件描述了工程需求规

范。

2. FEATURES（特性）

Reserving System

接收制式

IEEE Std. 802.11a

IEEE Std. 802.11b

IEEE Std. 802.11g

IEEE Std. 802.11n

Chip Solution

芯片方案

MT7638BUN

Band

波段

2.4/5GHz

Dimensions

尺寸

70.00mm×25.05mm×3.20mm

Model

型号

Installation Mode

安装方式

Protocol

支持标准

Frequency

频段

Antenna

天线

Remark

备注

SKO.W618

U.1_638BU

外挂

Ext-WIFI

IEEE

802.11a/

b/g/n

2.4/5GHz

板载天线

On-board

Antenna

70.00mm×25.05mm×

3.20mm

Summary of content (18 pages)

PAGE 1
SKO.W618U.1_638BU 1. Introduction（简介） SKO.W618U.1_638BU module is based on MEDIATEK MT7638BUN solution. MT7618BUN is a highly integrated single chip which features a low power 2x2 11a/b/g/n dual-band Wi-Fi subsystem. The Wi-Fi subsystem contains the 802.11a/b/g/n radio, baseband, and MAC that are designed to meet both the low power and high throughput application. This documentation describes the engineering requirements specification. SKO.W618U.
PAGE 2
SKO.W618U.1_638BU 4.
PAGE 3
SKO.W618U.1_638BU Pin Definition（引脚定义） TOP VIEW PIN SYMBOL DESCRIPTION 1 VDD_5V 5V Input \ 5V 2 VDD_5V 5V Input \ 5V 3 NC 4 GND Ground 5 GND Ground 6 USB_DM USB2.0 DM Signal \ USB2.0 7 USB_DP USB2.0 DP Signal \ USB2.0 8 GND NC Ground WIFI WAKE HOST \ WIFI 9 WOW 10 RESET RESET 5.
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SKO.W618U.1_638BU 背视图（bottom view） 6. Key Materials（关键物料） No. 序号 Model 型号 Name 关键件名称 Specification 规格/材料 1 集成电路 MT7638BUN 76-QFN 2 PCB SKO.W618U.1_638BU FR-4,4LAY 3 晶体振荡器 2.3.3.400001535 40MHz 4 双工器 SLFD18-2R450G-13T 5 双工器（IPD） RFDIP201507ALM6T68 Remark 备注 7. General Requirements（一般要求） No. Feature Description 7-1 Operation Voltage 工作电压范围 5.0V+/-0.
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SKO.W618U.1_638BU 8.1 IEEE 802.11b Section Items Contents Specification IEEE802.11b Mode DBPSK, DQPSK and CCK and DSSS Channel CH1 to CH13 Data rate 1, 2, 5.5, 11Mbps TX Characteristics Min. Typ. Max. Unit 15 17 19 dBm 1) fc +/-11MHz to +/-22MHz - - -30 dBr 2) fc > +/-22MHz - - -50 dBr 1) 1Mbps - - -10 dB 2) 2Mbps - - -10 dB 3) 5.5Mbps - - -10 dB 4) 11Mbps - - -10 dB -25 - 25 ppm Min. Typ. Max.
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SKO.W618U.1_638BU 1) 6Mbps - - -5 dB 2) 9Mbps - - -8 dB 3) 12Mbps - - -10 dB 4) 18Mbps - - -13 dB 5) 24Mbps - - -16 dB 6) 36Mbps - - -19 dB 7) 48Mbps - - -22 dB 8) 54Mbps - - -25 dB -25 - 25 ppm Min. Typ. Max.
PAGE 7
SKO.W618U.1_638BU 7) MCS6 - - -25 dB 8) MCS7 - - -28 dB -25 - 25 ppm Min. Typ. Max. Unit 1) MCS0 (PER ≦10%) - - -82 dBm 2) MCS1 (PER ≦10%) - - -79 dBm 3) MCS2 (PER ≦10%) - - -77 dBm 4) MCS3 (PER ≦10%) - - -74 dBm 5) MCS4 (PER ≦10%) - - -70 dBm 6) MCS5 (PER ≦10%) - - -66 dBm 7) MCS6 (PER ≦10%) - - -65 dBm 8) MCS7 (PER ≦10%) - - -64 dBm -20 - - dBm 4. Frequency Error RX Characteristics 5. Minimum Input Level Sensitivity (each chain) 6.
PAGE 8
SKO.W618U.1_638BU (each chain) 1) MCS0 (PER ≦10%) - - -79 dBm 2) MCS1 (PER ≦10%) - - -76 dBm 3) MCS2 (PER ≦10%) - - -74 dBm 4) MCS3 (PER ≦10%) - - -71 dBm 5) MCS4 (PER ≦10%) - - -67 dBm 6) MCS5 (PER ≦10%) - - -63 dBm 7) MCS6 (PER ≦10%) - - -62 dBm 8) MCS7 (PER ≦10%) - - -61 dBm -20 - - dBm 6. Maximum Input Level (PER ≦10%) 8.5 IEEE 802.11a Section Items Contents Specification IEEE802.
PAGE 9
SKO.W618U.1_638BU 6) 36Mbps (PER ≦10%) - - -70 dBm 7) 48Mbps (PER ≦10%) - - -66 dBm 8) 54Mbps (PER ≦10%) - - -65 dBm -30 - - dBm 6 Maximum Input Level (PER ≦10%) 8.6 IEEE 802.11n HT20 Section(5GHz) Items Contents Specification EEE802.11n HT20 @ 5GHz Mode BPSK, QPSK, 16QAM, 64QAM and OFDM Channel CH36 to CH165 Data rate (MCS index) TX Characteristics MCS0/1/2/3/4/5/6/7 Min. Typ. Max.
PAGE 10
SKO.W618U.1_638BU Items Contents Specification IEEE802.11n HT40 @ 5GHz Mode BPSK, QPSK, 16QAM, 64QAM and OFDM Channel CH38 to CH163 Data rate (MCS index) MCS0/1/2/3/4/5/6/7 Min. Typ. Max. Unit Min. Typ. Max.
PAGE 11
SKO.W618U.1_638BU 9. Mechanical,Environmental and Reliability Tests （机械、环境和可靠性测试） Test Items Test Conditions Qty Criteria Condition The packed samples was tested at below condition: After test, the outer box and inner box Drop height: 9-1 Drop test 760mm(0.5~9.5kg） 1xBox 610mm(9.5~18.5kg) will not been broken by appearance visual inspection, and the products should be ok. Drop time: 1x corner, 3x edge and 6x face.
PAGE 12
SKO.W618U.1_638BU Low 9-7 temperature start test Leave samples in -15℃ for 4x hours After test, power on and off the samples 4 to start normally High Temperature 9-8 and Humidity After test, the products appearance, Leave samples in 85℃, 95% RH @ 48 hours 4 Storage Test functional parameter shall be satisfied After test, the products appearance, Low Temperature power, EVM and frequency error with the test specification.
PAGE 13
SKO.W618U.1_638BU 10.
PAGE 14
SKO.W618U.1_638BU 11. Socket Specification（插座规格） 12. Software Requirements（软件要求） The driver supports the following operating systems: Microsoft Windows XP, Vista and Win7. 驱动程序支持以下操作系统：微软 Windows XP，Vista 和 win7。 FCC Statement This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) this device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.
PAGE 15
SKO.W618U.1_638BU equipment generates uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation.
PAGE 16
SKO.W618U.1_638BU Canada Statement This device contains licence-exempt transmitter(s)/receiver(s) that comply with Innovation, Science and Economic Development Canada ’ s licence-exempt RSS(s). Operation is subject to the following two conditions: (1) This device may not cause interference. (2) This device must accept any interference, including interference that may cause undesired operation of the device.
PAGE 17
SKO.W618U.1_638BU This transmitter must not be co-located or operating in conjunction with any other antenna or transmitter. This equipment should be installed and operated with a minimum distance of 20 centimeters between the radiator and your body. Cet émetteur ne doit pas être Co-placéou ne fonctionnant en même temps qu'aucune autre antenne ouémetteur. Cet équipement devrait être installé et actionné avec une distance minimum de 20 centimètres entre le radiateur et votre corps.
PAGE 18
SKO.W618U.1_638BU for the installation method in end system. l'hôte doit utiliser l'instrument uniquement dans des dispositifs qui répondent à la fcc / (catégorie d'exposition rf mobile, ce qui signifie le dispositif est installé et utilisé à une distance d'au moins 20 cm de personnes. le manuel de l'utilisateur final doit inclure la partie 15 / (fac rss gen déclarations de conformité relatives à l'émetteur que de montrer dans ce manuel.