2AT5W-8121N-UHWIFI Module

欧飞信科技 8121N-UH WiFi 802.11 a/n 2X2 5G Only High Power Module Datasheet 8121N-UH OFEIXIN TECHNOLOGY LIMITED 1 Proprietary & Confidential Information Revision History Version Date Description Draft Approved 1.0 2018-09-08 -Preliminary Jane Nick Yang 2.0 2019-08-30 Optimizing Power and RF Indicators Modify Power_en Voltage Jane Nick Yang 2019-09-06 Adjust parameters Jane Nick Yang 8121N-UH OFEIXIN TECHNOLOGY LIMITED 1 Proprietary & Confidential Information CONTENTS 1. Introduction ................................................................................................................... 1 2. Features ......................................................................................................................... 2 3. General Specification ................................................................................................... 3 3.1 General Specification ....................................................................................................................3 4. WiFi RF Specification ................................................................................................... 4 4.2 5GHz RF Specification ..................................................................................................................4 5. Bluetooth6. Pin Assignments ...................................................................................... 7 6. Dimensions ................................................................................................................... 8 6.1 Physical Outline .............................................................................................................................8 6.2 Layout Recommendation ..............................................................................................................8 7. Reference Design ....................................................................................................... 10 8. Recommended Reflow Profile ................................................................................... 11 9. Package Information .................................................................................................. 12 8121N-UH OFEIXIN TECHNOLOGY LIMITED 1 Proprietary & Confidential Information 1. Introduction OFLYCOMM announce a low-cost and high-power consumption module which has 5g of the WiFi functionalities. The highly integrated module makes the possibilities of web browsing, VoIP, Long-distance audio and video transmission，Wireless HDMI Extender applications. With seamless roaming capabilities and advanced security, also could interact with different vendors’ 802.11a/n 2x2 5G only Access Points in the wireless LAN.. The wireless module complies with IEEE 802.11 a/n 2x2 MIMO standard and it can achieve up to a speed of 300Mbps with dual stream in 802.11n to connect the wireless LAN. The integrated module provides USB interface for WiFi . 8121N-UH OFEIXIN TECHNOLOGY LIMITED 2 Proprietary & Confidential Information 2. Features ⚫ Highly integrated wireless local area network(WLAN) system-on-chip (SOC) for 5 GHZ 802.11a/n WLAN applications. ⚫ Dual-stream spatial multiplexing up to 300 Mbps data rate. ⚫ Supports 20/40MHz Bandwidth ⚫ Supports USB interface for WLAN. ⚫ Integrated high power FEM. A simplified block diagram of the module is depicted in the figure below. 8121N-UH OFEIXIN TECHNOLOGY LIMITED 3 Proprietary & Confidential Information 3. General Specification 3.1 General Specification 3.1.2 Recommended Operating Rating Min. Typ. Max. Unit Operating Temperature -30 25 85 deg.C VCC5V 4.8 5.0 5.2 V Model Name 8121N-UH Product Description Support WiFi Dimension L x W x H: 27 x 20 x 2.3 (typical) mm WiFi Interface Support USB2.0 Operating temperature -30°C to 85°C Storage temperature -40°C to 125°C Humidity Operating Humidity 10% to 95% Non-Condensing Storage Humidity 5% to 95% Non-Condensing 8121N-UH OFEIXIN TECHNOLOGY LIMITED 4 Proprietary & Confidential Information 4. WiFi RF Specification 4.1 5GHz RF Specification Feature Description WLAN Standard IEEE 802.11a/n 2x2, WiFi compliant Frequency Range 4.900 GHz ~ 5.845 GHz (5.0 GHz ISM Band) Number of Channels 5.0GHz：Please see the table 1 Output Power 802.11a /54Mbps : 19 dBm ± 2 dB @ EVM  -25dB 802.11n /MCS7 : 19 dBm ± 2 dB @ EVM  -28dB Test Items Typical Value Standard Value SISO Receive Sensitivity (11a,20MHz) @10% PER - 6Mbps PER @ -90 dBm ≤-85 - 9Mbps PER @ -87 dBm ≤-84 - 12Mbps PER @ -86 dBm ≤-82 - 18Mbps PER @ -83 dBm ≤-80 - 24Mbps PER @ -80 dBm ≤-77 - 36Mbps PER @ -77 dBm ≤-73 - 48Mbps PER @ -75 dBm ≤-69 - 54Mbps PER @ -73 dBm ≤-68 MIMO Receive Sensitivity (11a,20MHz) @10% PER - 6Mbps PER @ -90 dBm ≤-86 - 9Mbps PER @ -89 dBm ≤-85 - 12Mbps PER @ -88 dBm ≤-83 - 18Mbps PER @ -86 dBm ≤-81 - 24Mbps PER @ -83 dBm ≤-78 - 36Mbps PER @ -80 dBm ≤-75 - 48Mbps PER @ -75 dBm ≤-69 - 54Mbps PER @ -73 dBm ≤-66 SISO Receive Sensitivity (11n,20MHz) @10% PER - MCS=0 PER @ -88 dBm ≤-85 - MCS=1 PER @ -85 dBm ≤-82 - MCS=2 PER @ -83 dBm ≤-80 - MCS=3 PER @ -80 dBm ≤-77 - MCS=4 PER @ -76 dBm ≤-73 - MCS=5 PER @ -71 dBm ≤-69 - MCS=6 PER @ -72 dBm ≤-68 - MCS=7 PER @ -68 dBm ≤-67 MIMO Receive Sensitivity (11n,20MHz) @10% PER - MCS=0 PER @ -89 dBm ≤-82 - MCS=1 PER @ -88 dBm ≤-80 - MCS=2 PER @ -86 dBm ≤-79 8121N-UH OFEIXIN TECHNOLOGY LIMITED 5 Proprietary & Confidential Information - MCS=3 PER @ -83 dBm ≤-78 - MCS=4 PER @ -79 dBm ≤-74 - MCS=5 PER @ -74 dBm ≤-68 - MCS=6 PER @ -73 dBm ≤-66 - MCS=7 PER @ -71 dBm ≤-64 - MCS=8 PER @ -88 dBm ≤-84 - MCS=15 PER @ -68 dBm ≤-63 SISO Receive Sensitivity (11n,40MHz) @10% PER - MCS=0 PER @ -85 dBm ≤-82 - MCS=1 PER @ -82 dBm ≤-79 - MCS=2 PER @ -80 dBm ≤-77 - MCS=3 PER @ -77 dBm ≤-74 - MCS=4 PER @ -73 dBm ≤-70 - MCS=5 PER @ -72 dBm ≤-66 - MCS=6 PER @ -70 dBm ≤-65 - MCS=7 PER @ -68 dBm ≤-64 MIMO Receive Sensitivity (11n,40MHz) @10% PER - MCS=0 PER @ -87 dBm ≤-79 - MCS=1 PER @ -85 dBm ≤-76 - MCS=2 PER @ -83 dBm ≤-74 - MCS=3 PER @ -80 dBm ≤-71 - MCS=4 PER @ -76 dBm ≤-67 - MCS=5 PER @ -75 dBm ≤-6…

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Reference No.: WTG19X10073093W-1 Page 2 of 8 Waltek Testing Group (Shenzhen) Co., Ltd. Http://www.waltek.com.cn EXHIBIT 2 - EUT EXTERNAL PHOTOGRAPHS EUT View 1 EUT View 2

Reference No.: WTG19X10073093W-1 Page 1 of 8 Waltek Testing Group (Shenzhen) Co., Ltd. Http://www.waltek.com.cn ANNEX EXHIBIT 1 - PRODUCT LABELING Proposed FCC ID Label Format FCC ID: 2AT5W-8121N-UH Specifications: The label shall be securely affixed to a permanently attached part of the device, in a location where it is visible or easily accessible to the user, and shall not be readily detachable. The label shall be sufficiently durable to remain fully legible and intact on the device in all normal conditions of use throughout the device’s expected lifetime. Proposed Label Location on EUT FCC ID Label Location

Reference No.: WTG19X10073093W-1 Page 3 of 8 Waltek Testing Group (Shenzhen) Co., Ltd. Http://www.waltek.com.cn EXHIBIT 3 - EUT INTERNAL PHOTOGRAPHS EUT Housing and Board View 1 EUT Housing and Board View 2 Reference No.: WTG19X10073093W-1 Page 4 of 8 Waltek Testing Group (Shenzhen) Co., Ltd. Http://www.waltek.com.cn Solder Board-Component View 1 Solder Board-Component View 2 Reference No.: WTG19X10073093W-1 Page 5 of 8 Waltek Testing Group (Shenzhen) Co., Ltd. Http://www.waltek.com.cn Solder Board-Component View 3 Antenna View

1. MAXIMUM PERMISSIBLE EXPOSURE (MPE) 1.1 General Information Client Information Applicant: SHENZHEN OFEIXIN TECHNOLOGY LIMITED Address of applicant: 903, shifeng building, no.1, villa road, xinzhuang community, matan street, guangming new district, shenzhen city, guangdong province, China Manufacturer: SHENZHEN OFEIXIN TECHNOLOGY LIMITED Address of manufacturer: 903, shifeng building, no.1, villa road, xinzhuang community, matan street, guangming new district, shenzhen city, guangdong province, China General Description of EUT: Product Name: WIFI Module Trade Name: / Model No.: 8121N-UH Adding Model(s): / Rated Voltage: DC 5V FCC ID: 2AT5W-8121N-UH Equipment Type: Mobile or Fixed Technical Characteristics of EUT: Wi-Fi(5G) Support Standards: 802.11a, 802.11n(HT20) Frequency Range: 5150-5250MHz, 5725-5850MHz RF Output Power: Antenna 0:15.59dBm (Conducted) Antenna 1: 15.86dBm (Conducted) Type of Modulation: BPSK, QPSK,16QAM,64QAM Type of Antenna: Integral Antenna Antenna Gain: Antenna 0: 2dBi Antenna 1: 2dBi 1.2 Standard Applicable According to §1.1307(b)(1) and KDB 447498 D01 General RF Exposure Guidance v06, system operating under the provisions of this section shall be operating in a manner that the public is not exposed to radio frequency energy level in excess limit for maximum permissible exposure. (a) Limits for Occupational / Controlled Exposure Frequency range (MHz) Electric Field Strength (E) (V/m) Magnetic Field Strength (H) (A/m) Power Density (S) (mW/cm 2 ) Averaging Times | E | 2 , | H | 2 or S (minutes) 0.3-3.0 614 1.63 (100)* 6 3.0-30 1842/f 4.89/f (900/f)* 6 30-300 61.4 0.163 1.0 6 300-1500 / / F/300 6 1500-100000 / / 5 6 (b) Limits for General Population / Uncontrolled Exposure Frequency range (MHz) Electric Field Strength (E) (V/m) Magnetic Field Strength (H) (A/m) Power Density (S) (mW/cm 2 ) Averaging Times | E | 2 , | H | 2 or S (minutes) 0.3-1.34 614 1.63 (100)* 30 1.34-30 824/f 2.19/f (180/f)* 30 30-300 27.5 0.073 0.2 30 300-1500 / / F/1500 30 1500-100000 / / 1 30 Note: f = frequency in MHz: * = Plane-wave equivalents power density 1.3 MPE Calculation Method S = (30*P*G) / (377*R 2 ) S = power density (in appropriate units, e.g., mw/cm 2 ) P = power input to the antenna (in appropriate units, e.g., mw) G = power gain of the antenna in the direction of interest relative to an isotropic radiator, the power gain factor is normally numeric gain. R = distance to the center of radiation of the antenna (in appropriate units, e.g., cm) 1.4 MPE Calculation Result Maximum Tune-Up output power: 19 (dBm) Maximum peak output power at antenna input terminal: 79.43 (mW) Prediction distance: >20(cm) Prediction frequency: 5240 (MHz) Antenna gain: 2 (dBi) Directional gain (numeric gain): 1.58 The worst case is power density at prediction frequency at 20cm: 0.0250 (mw/cm 2 ) MPE limit for general population exposure at prediction frequency: 1 (mw/cm 2 ) Result: Pass

Waltek Testing Group (Shenzhen) Co., Ltd. Http://www.waltek.com.cn Page 1 of 72 TEST REPORT Reference No. .................... : WTG19X10073093W-1 FCC ID ................................ : 2AT5W-8121N-UH Applicant ........................... : SHENZHEN OFEIXIN TECHNOLOGY LIMITED Address.............................. : 903, shifeng building, no.1, villa road, xinzhuang community, matan street, guangming new district, shenzhen city, guangdong province, China Product Name ................... : WIFI Module Test Model. ........................ : 8121N-UH Standards .......................... : FCC Part 15.407 Date of Receipt sample .... : Apr. 30, 2021 Date of Test........................ : Apr. 30, 2021 to Jun. 02, 2021 Date of Issue ..................... : Jun. 01, 2021 Test Result ......................... : Pass Remarks: The results shown in this test report refer only to the sample(s) tested, this test report cannot be reproduced, except in full, without prior written permission of the company. The report would be invalid without specific stamp of test institute and the signatures of compiler and approver. Prepared By: Waltek Testing Group (Shenzhen) Co., Ltd. Address: 1/F., Room 101, Building 1, Hongwei Industrial Park, Liuxian 2nd Road, Block 70 Bao'an District, Shenzhen, Guangdong, China Tel.: +86-755-33663308 Fax.: +86-755-33663309 Tested by: Reviewed By: Approved & Authorized By: Jack Huang / Project Engineer Lion Cai / RF Manager Silin Chen / Manager Reference No.: WTG19X10073093W-1 Page 2 of 72 Waltek Testing Group (Shenzhen) Co., Ltd. Http://www.waltek.com.cn TABLE OF CONTENTS 1. GENERAL INFORMATION ...................................................................................................................................5 1.1 PRODUCT DESCRIPTION FOR EQUIPMENT UNDER TEST (EUT) ...............................................................................5 1.2 TEST STANDARDS ...................................................................................................................................................6 1.3 TEST METHODOLOGY .............................................................................................................................................6 1.4 TABLE FOR PARAMETERS OF TEST SOFTWARE SETTING .........................................................................................6 1.5 EUT OPERATING DURING TEST ..............................................................................................................................7 1.6 TEST FACILITY .......................................................................................................................................................7 1.7 EUT SETUP AND TEST MODE .................................................................................................................................8 1.8 MEASUREMENT UNCERTAINTY ..............................................................................................................................9 1.9 TEST EQUIPMENT LIST AND DETAILS ................................................................................................................... 10 2. SUMMARY OF TEST RESULTS ......................................................................................................................... 12 3. ANTENNA REQUIREMENT ................................................................................................................................ 13 3.1 STANDARD APPLICABLE ....................................................................................................................................... 13 3.2 EVALUATION INFORMATION................................................................................................................................. 13 4. AUTOMATICALLY DISCONTINUE TRANSMISSION .................................................................................. 14 4.1 STANDARD APPLICABLE ....................................................................................................................................... 14 4.2 SUMMARY OF TEST RESULTS ............................................................................................................................... 14 5. POWER SPECTRAL DENSITY ........................................................................................................................... 15 5.1 STANDARD APPLICABLE ....................................................................................................................................... 15 5.2 TEST PROCEDURE ................................................................................................................................................. 15 5.3 SUMMARY OF TEST RESULTS/PLOTS .................................................................................................................... 16 6. EMISSION BANDWIDTH AND OCCUPIED BANDWIDTH ........................................................................... 17 6.1 STANDARD APPLICABLE ....................................................................................................................................... 17 6.2 TEST PROCEDURE ................................................................................................................................................. 17 6.3 SUMMARY OF TEST RESULTS/PLOTS .................................................................................................................... 19 7. MAXIMUM CONDUCTED OUTPUT POWER .................................................................................................. 20 7.1 STANDARD APPLICABLE ....................................................................................................................................... 20 7.2 TEST PROCEDURE ................................................................................................................................................. 20 7.3 SUMMARY OF TEST RESULTS/PLOT…

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Reference No.: WTG19X10073093W-1 Page 6 of 8 Waltek Testing Group (Shenzhen) Co., Ltd. Http://www.waltek.com.cn EXHIBIT 4 - TEST SETUP PHOTOGRAPHS Conducted Emission Test Setup Radiation Emission Test Setup (Below 30MHz) Reference No.: WTG19X10073093W-1 Page 7 of 8 Waltek Testing Group (Shenzhen) Co., Ltd. Http://www.waltek.com.cn Radiation Emission Test Setup (30MHz to 1GHz) Radiation Emission Test Setup (1GHz to 18GHz) Reference No.: WTG19X10073093W-1 Page 8 of 8 Waltek Testing Group (Shenzhen) Co., Ltd. Http://www.waltek.com.cn Radiation Emission Test Setup (Above 18GHz) ***** END OF REPORT *****