2APQQ-6252M-PUBWIFI6 MODULE

6252M-PUB Wi-Fi Dual-band 2T2R 11ax +Bluetooth 5.2 Combo Module Datasheet 6252M-PUB Module Datasheet Revision History VersionDateRevision ContentDraftApproved CONTENTS 1 Overview .................................................................................................................................... 1 1.1 Introduction ......................................................................................................................... 1 1.2 Features .............................................................................................................................. 1 1.4 General Specification ........................................................................................................ 2 1.5 Recommended Operating Rating .................................................................................... 3 ※ 1.6 EEPROM Information....................................................................................................3 2 Wi-Fi RF Specification ........................................................................................................... 4 2.1 2.4GHz RF Specification .................................................................................................. 4 2.2 5GHz RF Specification ...................................................................................................... 6 3 Bluetooth Specification ......................................................................................................... 9 3.1 Bluetooth Specification ..................................................................................................... 9 4 Pin Assignments ................................................................................................................... 10 4.1 Pin Outline ........................................................................................................................ 10 4.2 Pin Definition .................................................................................................................... 10 5 Dimensions ............................................................................................................................. 13 5.1 Module Picture ................................................................................................................. 13 5.2ConnectorSpecification .................................................................................................. 15 5.3 Module Physical Dimensions ......................................................................................... 15 6 Host Interface Timing Diagram ......................................................................................... 17 6.1 PCIe Bus during Power On Sequence ......................................................................... 17 6.2 PCIe PERST# Timing Sequence .................................................................................. 17 6.3 Power Off Sequence ....................................................................................................... 18 6.4 BT_DIS Timing Sequence .............................................................................................. 18 6.5 Platform state transitions ................................................................................................ 18 7 Reference Design ................................................................................................................. 19 8 Ordering Information ........................................................................................................... 20 9 The Key Material List ........................................................................................................... 20 10 Recommended Reflow Profile ......................................................................................... 21 11 Package Information .......................................................................................................... 22 11.1 Tray .................................................................................................................................. 22 11.2 Moisture sensitivity ........................................................................................................ 22 6252M-PUB 1 1 Overview 1.1 Introduction The fn-link6252M-PUB is a highly integrated single-chip that support 2-stream 802. 11ax solutions with Multi-user MIMO (Multiple-Input, Multiple-Output)with Wireless LAN (WLAN) PCI Express network interface controller with integrated Bluetooth 5 USB interface controller.It combines a WLAN MAC, a2T2R capable WLAN baseband, and RF in a single chip. The RTL8852BE provides a complete solution fora high-performance integrated wireless and Bluetooth device. 1.2 Features IEEE 802.11a/b/g/n/ac/ax compatible WLAN Supports 20/40MHz at 2.4GHz and supports 20/40/80MHz at 5GHz Supports 802.11ac 2x2, Wave-2 compliant with RX MU-MIMO Complete 802.11n MIMO solution for 2.4GHz and 5GHz band Supports low power PCIe(Base Specification Revision 1.1) interface for WLAN and USB(2.0 FS-mode) Supports Bluetooth 5.0 system Compatible with Bluetooth v2.1+EDR Dual Mode support: Simultaneous LE and BR/EDR Enhanced BT/Wi-Fi Coexistence Control to improve transmission quality in different profiles Supports Bluetooth for class1, class2 and class3 power level transmissions without requiring an external PA 6252M-PUB 2 1.3 Block Diagram 1.4 General Specification Model Name6252M-PUB Product DescriptionSupport Wi-Fi/Bluetooth functionalities Dimension L x W x H: 22x 30x 2.2 (typical) mm Wi-Fi Interface Support PCIe BT InterfaceUSB Operating temperature0°C to70°C Storage temperature-55°C to 85°C RoHS All hardware components are fully compliant with EU RoHS directive 40MHz 6252M-PUB 3 1.5 Recommended Operating Rating Min.Typ.Max.Unit Operating Temperature02570 deg.C VDD333.03.33.6V Power Consumption VDD33 = 3.3V(Unit:mA) Wi-Fi on Mode TX (2.4G 1M) TX (2.4G HT40) RX (2.4G HT40) TX (5G 6M) TX (5…

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C566091_X23_Ed1 1/1 US Agent for Service of Process LETTER OF ATTESTATION TO: Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 US Agent for Service of Process: Company Name: UGK-LVM UNITED INC FRN: 0033401928 Contact Name: Jimmy Chen Address: 6547 N Academy Blvd #2266 Telephone: 001-323-5104660 Email: [email protected] This letter is to confirm that the US Agent for Service of Process accepts responsibility to act as a local representative on behalf of (CTOUCH Europe B.V.). The US Agent for Service of Process is aware of and agrees to comply with the requirements outlined in the FCC Equipment Authorization Program, Report and Order FCC 22-84, and clause § 2.911. Applicant: Company name: CTOUCH Europe B.V. Product Description: WIFI6 MODULE Grantee code: 2APQQ FCC ID: 2APQQ-6252M-PUB Contact Name: Ralph Kolen Address: Achtseweg Zuid 153R, 5651 GW, Eindhoven, Netherlands Telephone No: + 31 (0)40 261 8320 Email: [email protected] The Applicant is aware of and agrees to comply with the requirements outlined in the FCC Equipment Authorization Program, Report and Order FCC 22-84, and clause § 2.911. This Agreement is valid until (February, 22, 2053).

C5266091_X24_Ed.1 1/1 “Attestation Statements” TO: Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 The Commission adopted rules that prohibit equipment authorization for “covered” telecommunications equipment and video surveillance equipment produced by entities identified on the Commission’s Covered List 1 , which is periodically updated. See the Covered List for more details. This Attestation Statement is to confirm that we follow the Section 2.911(d)(5)(i)-(ii) Applicant Company name: CTOUCH Europe B.V. Grantee code: 2APQQ FCC ID: 2APQQ-6252M-PUB Contact Name: Ralph Kolen Address: Achtseweg Zuid 153R, 5651 GW, Eindhoven, Netherlands Telephone No: + 31 (0)40 261 8320 Fax No: 26503396 Email: [email protected] i. [CTOUCH Europe B.V.] (“the applicant”) certifies that the equipment for which authorization is sought is not “covered” equipment prohibited from receiving an equipment authorization pursuant to section 2.903 of the FCC rules. The applicant must sign this certification. ii. [CTOUCH Europe B.V.] (“the applicant”) certifies that, as of the date of the filing of the application, the applicant [is not] identified on the Covered List as an entity producing “covered” equipment. The applicant must sign this certification. Date: 2022/02/07 Applicant’s Name: Ralph Kolen Title: Product manager Signature 1 The Commission’s Covered List is published by the Public Safety and Homeland Security Bureau and posted on the Commission’s website. This Covered List, which is periodically updated, identifies particular equipment, produced by particular entities, that constitutes “covered” equipment. https://www.fcc.gov/supplychain/coveredlist

C5266091_X8_Ed.1 1/1 Letter of Authorization Company: CTOUCH Europe B.V. Address: Achtseweg Zuid 153R, 5651 GW, Eindhoven, Netherlands Product Name: WIFI6 MODULE Model Number: 6252M-PUB FCC Identifier: 2APQQ-6252M-PUB We authorize LGAI Technological Center S.A., Ronda de la Font del Carme, s/n, 08193 Bellaterra, Spain, to act on our behalf on all matters concerning the above named equipment. Any individual within LGAI Technological Center S.A. is authorized to act on our behalf and take action on the application. We declare that authorize LGAI Technological Center S.A., Ronda de la Font del Carme, s/n, 08193 Bellaterra, Spain, is allowed to forward all information related to the approval project to the Federal Communication Commission and to discuss any issues concerning the approval application. Any and all acts carried out by LGAI Technological Center S.A. on our behalf shall have the same effect as acts of our own. Name: Ralph Kolen Date: 2023-1-4 Title: Product manager Signature of applicant:

C5266091_X10_Ed.2 1/1 CTOUCH Europe B.V. Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 Date: 2023-1-4 Subject: Request for Confidentiality FCC ID: 2APQQ-6252M-PUB To Whom It May Concern, Pursuant to the provisions of Sections 0.457 and 0.459 of Commission's rules (47CFR0.457, 0.459), we are requesting the Commission to withhold the following attachment(s) as confidential document from public disclosure. Exhibits Long-Term Confidentiality Short-Term Confidentiality NOTE 2 ID Label/Location No No Attestation Statement No No External Photos No ☐ Block Diagram ☒ ☐ Schematics ☒ ☐ Test Report No No Test Setup Photos No ☐ User’s Manual ☐ NOTE 1 ☐ Internal Photos ☐ NOTE 1 ☐ Parts List / Tune Up ☐ ☐ RF Exposure Info No No Operational Description ☒ ☐ Cover Letter(s) No No SDR Software / Security Info ☒ No NOTE 1: Long-Term Confidentiality may be permitted under special conditions (See II. LONG-TERM CONFIDENTIALITY, Section 3 of KDB 726920, use last in force) NOTE 2: Short-Term Confidentiality can be requested for a maximum of 180 days from the date of the grant. Above mentioned document contains detailed system and equipment description are considered as proprietary information in operation of the equipment. The public disclosure of above documents might be harmful to our company and would give competitor an unfair advantage in the market. In case of short-term Confidentiality, the applicant requests the exhibits selected above are withheld from public view for a period of ______ days from the date of the Grant of Equipment Authorization and prior to marketing. It is our understanding that all measurement test reports, FCC ID label format and correspondent during certification review process cannot be granted as confidential documents and those information will be available for public review once the grant of equipment authorization is issued. Sincerely, Signature: Name: Ralph Kolen Title: Product manager

C5266091_X9_Ed.2 1/1 CTOUCH Europe B.V. Modular Transmitter Approval Request Federal Communications Commission Equipment Authorization Branch 7435 Oakland Mills Road Columbia, MD 21046 Company name: CTOUCH Europe B.V. FCC ID: 2APQQ-6252M-PUB Gentlemen, In accordance with 47CFR 15.212 Modular Transmitters and KDB 996369 D01 ‘Module Certification Guide v02’. FCC ID 2APQQ-6252M-PUB has been examined against the following requirements. Items to be covered by Single modular transmitters. Requirement per 15.212 and KDB 996369 D01 ‘Modular Certification Guide v02 Explanation from Grantee (do not write yes/no, but explain why product complies/how it is achieved) 1. The radio elements must have the radio frequency circuitry shielded. Physical components and tuning capacitor(s) may be located external to the shield, but must be on the module assembly Yes The EUT provides the RF shielding. See EUT photo 2. The module must have buffered modulation/data inputs to ensure that the device will comply with Part 15 requirements with any type of input signal Yes The EUT has its buffered modulation 3. The module must contain power supply regulation on the module Yes The EUT has its own power supply regulation, please see the Schematic Diagram 4. The module must contain a permanently attached antenna, or contain a unique antenna connector, and be marketed and operated only with specific antenna(s), per Sections 15.203, 15.204(b), 15.204(c), 15.212(a), 2.929(b) Yes The EUT meets the FCC antenna requirements; unique antenna connector and photo of antenna are shown in the test report. 5. The module must demonstrate compliance in a stand- alone configuration Yes The EUT was tested with a test board, Please see test report and setup photo 6. The module must be labelled with its permanently affixed FCC ID label, or use an electronic display (See KDB Publication 784748 about labelling requirements) Yes The FCC ID is The FCC ID is 2APQQ- 6252M-PUB 7. The module must comply with all specific rules applicable to the transmitter including all the conditions provided in the integration instructions by the grantee Yes The EUT is compliant with all applicable FCC rules. Details instructions for maintaining compliance are given in the User Manual. 8. The module must comply with RF exposure requirements Yes The EUT complies with RF exposure requirement. C5266091_X9_Ed.2 1/1 Name: Ralph Kolen Date: January 4, 2023 Title: Product manager Signature of applicant

GTSL202212000236 Global United Technology Services Co., Ltd. No. 123-128, Tower A, Jinyuan Business Building, No.2, Laodong Industrial Zone, Xixiang Road, Baoan District, Shenzhen, Guangdong, China 518102 Telephone: +86 (0) 755 2779 8480 Fax: +86 (0) 755 2779 8960 Page 1 of 2 Product Name: WIFI6 MODULE Test Model No.: 6252M-PUB EUT Constructional Details Antenna GTSL202212000236 Global United Technology Services Co., Ltd. No. 123-128, Tower A, Jinyuan Business Building, No.2, Laodong Industrial Zone, Xixiang Road, Baoan District, Shenzhen, Guangdong, China 518102 Telephone: +86 (0) 755 2779 8480 Fax: +86 (0) 755 2779 8960 Page 2 of 2 ------End------

CTOUCH Europe B.V. 6252M-PUB Realtek RTL8852BE CXXXXX FCC ID:2APQQ-6252M-PUB

GTSL202212000236 Global United Technology Services Co., Ltd. No. 123-128, Tower A, Jinyuan Business Building, No.2, Laodong Industrial Zone, Xixiang Road, Baoan District, Shenzhen, Guangdong, China 518102 Telephone: +86 (0) 755 2779 8480 Fax: +86 (0) 755 2779 8960 Page 1 of 1 Product Name: WIFI6 MODULE Test Model No.: 6252M-PUB EUT Constructional Details ------End------

Global United Technology Services Co., Ltd. FCC ID: 2APQQ-6252M-PUB RF Exposure Evaluation Limits The criteria listed in the following table shall be used to evaluate the environment impact of human exposure to radio frequency (RF) radiation as specified in 1.1307(b) Limits for Maximum Permissible Exposure (MPE) Frequency range (MHz) Electric field strength (V/m) Magnetic field strength (A/m) Power density (mW/cm 2 ) Averaging time (minutes) (A) Limits for Occupational/Controlled Exposures 0.3–3.0 614 1.63 *(100) 6 3.0–30 1842/f 4.89/f *(900/f 2 ) 6 30–300 61.4 0.163 1.0 6 300–1500 f/300 6 1500–100,000 5 6 (B) Limits for General Population/Uncontrolled Exposure 0.3–1.34 614 1.63 *(100) 30 1.34–30 824/f 2.19/f *(180/f 2 ) 30 30–300 27.5 0.073 0.2 30 300–1500 f/1500 30 1500–100,000 1.0 30 f = frequency in MHz Friis transmission formula: Pd = (Pout*G)/(4*pi*r 2 ) Where Pd = power density in mW/cm 2 , Pout = output power to antenna in mW; G = gain of antenna in linear scale, Pi = 3.1416; R = distance between observation point and center of the radiator in cm Pd id the limit of MPE, 1 mW/cm 2 . If we know the maximum gain of the antenna and the total power input to the antenna, through the calculation, we will know the distance r where the MPE limit is reached. Test Procedure Software provided by client enabled the EUT to transmit and receive data at lowest, and highest channel individually. Global United Technology Services Co., Ltd. Test Result of RF Exposure Evaluation BT (Worst case) Antenna gain=1.86dBi Test Frequency （MHz） Minimum Separation Distance (cm) Output Power (dBm) Target power (dBm) Target power (mW) Antenna Gain (Numeric) Power Density Limit (mW/cm 2 ) Power Density At 20 cm (mW/cm 2 ) Test Results 2402 20 4.826 4±1 3.162 1.53 1 0.001 Pass 2441 20 3.361 4±1 3.162 1.53 1 0.001 Pass 2480 20 4.698 4±1 3.162 1.53 1 0.001 Pass BLE (Worst case) Antenna gain=1.86dBi Test Frequency （MHz） Minimum Separation Distance (cm) Output Power (dBm) Target power (dBm) Target power (mW) Antenna Gain (Numeric) Power Density Limit (mW/cm 2 ) Power Density At 20 cm (mW/cm 2 ) Test Results 2402 20 1.491 2±1 1.995 1.53 1 0.0006 Pass 2440 20 1.882 2±1 1.995 1.53 1 0.0006 Pass 2480 20 2.751 3±1 2.512 1.53 1 0.0008 Pass WIFI 2.4GHz (Antenna-A Worst case) Antenna gain=1.86dBi, Directional gain=4.87dBi Test Frequency （MHz） Minimum Separation Distance (cm) Output Power (dBm) Target power (dBm) Target power (mW) Antenna Gain (Numeric) Power Density Limit (mW/cm 2 ) Power Density At 20 cm (mW/cm 2 ) Test Results 2412 20.00 15.6 16±1 50.12 1.53 1 0.0153 Pass 2422 20.00 15.791 16±1 50.12 1.53 1 0.0153 Pass 2437 20.00 15.589 16±1 50.12 1.53 1 0.0153 Pass 2452 20.00 16.569 17±1 63.1 1.53 1 0.0193 Pass 2462 20.00 16.135 17±1 63.1 1.53 1 0.0193 Pass Global United Technology Services Co., Ltd. WIFI 2.4GHz (Antenna-B Worst case) Antenna gain=1.86dBi, Directional gain=4.87dBi Test Frequency （MHz） Minimum Separation Distance (cm) Output Power (dBm) Target power (dBm) Target power (mW) Antenna Gain (Numeric) Power Density Limit (mW/cm 2 ) Power Density At 20 cm (mW/cm 2 ) Test Results 2412 20.00 14.696 15±1 39.81 1.53 1 0.0122 Pass 2422 20.00 14.482 15±1 39.81 1.53 1 0.0122 Pass 2437 20.00 14.602 15±1 39.81 1.53 1 0.0122 Pass 2452 20.00 14.529 15±1 39.81 1.53 1 0.0122 Pass 2462 20.00 14.914 15±1 39.81 1.53 1 0.0122 Pass WIFI 5GHz (Antenna-A Worst case) Frequency Range: 5180-5240 MHz Antenna gain=1.67dBi, Directional gain=4.68dBi Frequency Range: 5745-5825 MHz Antenna gain=2.55dBi, Directional gain=5.56dBi Test Frequency （MHz） Minimum Separation Distance (cm) Output Power (dBm) Target power (dBm) Target power (mW) Antenna Gain (Numeric) Power Density Limit (mW/cm 2 ) Power Density At 20 cm (mW/cm 2 ) Test Results 5180 20 14.594 15±1 39.81 1.47 1 0.0116 Pass 5190 20 14.331 15±1 39.81 1.47 1 0.0116 Pass 5200 20 15.523 16±1 50.12 1.47 1 0.0146 Pass 5210 20 14.361 15±1 39.81 1.47 1 0.0116 Pass 5230 20 15.281 16±1 50.12 1.47 1 0.0146 Pass 5240 20 15.038 16±1 50.12 1.47 1 0.0146 Pass 5745 20 15.611 16±1 50.12 1.80 1 0.0179 Pass 5755 20 14.928 15±1 39.81 1.80 1 0.0142 Pass 5775 20 16.064 17±1 63.1 1.80 1 0.0226 Pass 5785 20 16.086 17±1 63.1 1.80 1 0.0226 Pass 5795 20 15.826 16±1 50.12 1.80 1 0.0179 Pass 5825 20 14.592 15±1 39.81 1.80 1 0.0142 Pass Global United Technology Services Co., Ltd. WIFI 5GHz (Antenna-B Worst case) Frequency Range: 5180-5240 MHz Antenna gain=1.67dBi, Directional gain=4.68dBi Frequency Range: 5745-5825 MHz Antenna gain=2.55dBi, Directional gain=5.56dBi Test Frequency （MHz） Minimum Separation Distance (cm) Output Power (dBm) Target power (dBm) Target power (mW) Antenna Gain (Numeric) Power Density Limit (mW/cm 2 ) Power Density At 20 cm (mW/cm 2 ) Test Results 5180 20 14.298 15±1 39.81 1.47 1 0.0116 Pass 5190 20 14.838 15±1 39.81 1.47 1 0.0116 Pass 5200 20 16.426 17±1 63.1 1.47 1 0.0184 Pass 5210 20 15.269 16±1 50.12 1.47 1 0.0146 Pass 5230 20 15.931 16±1 50.12 1.47 1 0.0146 Pass 5240 20 15.741 16±1 50.12 1.47 1 0.0146 Pass 5745 20 14.879 15±1 39.81 1.80 1 0.0142 Pass 5755 20 14.496 15±1 39.81 1.80 1 0.0142 Pass 5775 20 12.638 13±1 25.12 1.80 1 0.009 Pass 5785 20 14.728 15±1 39.81 1.80 1 0.0142 Pass 5795 20 13.964 14±1 31.62 1.80 1 0.0113 Pass 5825 20 14.298 15±1 39.81 1.80 1 0.0142 Pass For the max simultaneous transmission MPE (Worst case): Power Density (mW/cm2) ANT A Power Density (mW/cm2) ANT B Total Power Density Limit (mW/cm 2 ) Test Results 5GHz 5GHz 0.041 1.000 Pass 0.0226 0.0184 Note: 1. The Bluetooth function can transmit at the same time with the Wi-Fi function. 2. When the ANT 1 and ANT 2 transmit simultaneously (MIMO Mode), the formula of calculated the exposure is: (MPE1 / Limit) + (MPE2 / Limit) + ......etc. ≤1 The measurement results comply with the FCC Limit per 47 CFR 2.1091 for the uncontrolled RF Exposure.

规 格 承 认 书 SPECIFICATION FOR APPROVAL 客户型号（MODEL NO） 客户料号（PART NO） 供方型号（MODEL NO） 2.4GHz&5.8GHz 2DBI 109MM ROHS 供方料号（PART NO） G120-03-G-A1 最小包装量( MPQ ) 品牌(BRAND) 送样日期（DATE） 2023-02-0 样品数量（QUANTITY） 10 供方确认 APPROVED SIGNATURES 客户确认 APPROVED SIGNATURES 承办 PREPARED BY 审核 CHECKED BY 核准 APPROVED BY 检测 TESTED BY 审核 CHECKED BY 核准 APPROVED BY 惠州市德亿科技有限公司 615A142000 Huizhou DeYi Technology Co., LTD Add: 9TH District,Zhongkai National Hi-Tech DevelopmentZone, HuiZhou Guangdong China Tel: 0752-2619185 Fax:0752-2619186 QQ:3178504092 E-mail:[email protected] http://www.desanwire.com Data sheet subject to change without notice 3.规格表 Specification A.Electrical Properties Frequency Rang 频段范围 2.40-2.50GHz 5.15-5.85GHz Impedance 特性阻抗 50Ω Nominal VSWR 电压驻波比 平行180度 1.92 Max. VSWR 电压驻波比 弯折90度 1 .92 Max Out of roundness 不圆度 3.0dB（Max.） Radiation 辐射方式 Omni-Directional/全向 Polarization 极化方式 Linear Vertical/垂直 B.Physical Properties Connector Type 连接方式 SMA Cable 线材 RG-178 Antenna Radiator 天线振子体 Antenna Plastic 天线塑胶 Body:TPE Hinge:PC+PBT Holder:PC+PBT C.Environmental Storage Temp 存储环境范围 -40°C~+85°C Operating Temp 工作环境 -10°C~+65°C Storage humidity 存储湿度 95％ Working humidity 工作湿度 5%～95% 4.产品实物图片 Product picture PCB 板表面金属线 G120-03-G-A1 Data sheet subject to change without notice Data sheet subject to change without notice 5.5 暗室2D、3DRaditation Pattern 2500 MHz H 2500MHz E1 2500MHz E1 5825MHz H 5825MHz E1 5825MHz E2 5150 MHz H 5150 MHz E2 5150 MHz E1 Data sheet subject to change without notice 2500MHz 3D 5825MHz 3D 5 150MHz 3D

GTSL202212000236 Global United Technology Services Co., Ltd. No. 123-128, Tower A, Jinyuan Business Building, No.2, Laodong Industrial Zone, Xixiang Road, Baoan District, Shenzhen, Guangdong, China 518102 Telephone: +86 (0) 755 2779 8480 Fax: +86 (0) 755 2779 8960 Page 1 of 1 Product Name: WIFI6 MODULE Test Model No.: 6252M-PUB Test Setup Photo Radiated Emission ------End------