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Samsung WCA720M, User Manual, Page: 1 / 13

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Version 1.0 

Samsung Electronics 

page 1 of 13 

 
 

 

User manual of WCA720M  

 

1. Introduction 

WCA720M is a Wi-Fi module compliant with IEEE802.11 a.b.g.n.ac MAC/baseband/radio applications. The 

core chipset is from Mediatek, part number MT7668. 

 

2. Hardware Architecture: 

 

2.1 Main Chipset Information 

Item 

Vendor 

Part Number 

IEEE802.11 a.b.g.n.ac 

mac/baseband/radio 

Mediatek 

MT7668 

 

2.2 Absolute Maximum Ratings 

Symbol 

Parameter 

Rating 

Unit 

Temp 

Operating 

-10 to 70 

℃

 

TSTG 

Storage Temperature 

-30 to 85 

℃

 

 

Summary of Contents for WCA720M

Page 1: ...g n ac MAC baseband radio applications The core chipset is from Mediatek part number MT7668 2 Hardware Architecture 2 1 Main Chipset Information Item Vendor Part Number IEEE802 11 a b g n ac mac baseband radio Mediatek MT7668 2 2 Absolute Maximum Ratings Symbol Parameter Rating Unit Temp Operating 10 to 70 TSTG Storage Temperature 30 to 85 ...

Page 2: ...with a relatively wide tuning range for this application Internal fractional nPLL allows support for a wide range of reference clock frequencies WIFI Transmission Baseband data is modulated and upconverted to the 2 4GHz ISM band respectively Base band Processing BBP IC has DSSS and OFDM modulation function it provides transmission data rate are 1 2 5 5 11Mbps on DSSS and 6 12 18 24 36 48 54 Mbps o...

Page 3: ... BPSK QPSK for 802 11b OFDM BPSK QPSK 16QAM 64QAM 256QAM for 802 11a g n ac Frequency 2400 2483 5 MHz 5150 5350MHz 5470 5725MHz 5725 5850MHz This module ensures frequency stability such that an emission is maintained within the band of operation under all conditions of normal operation ...

Page 4: ...orea declare under our sole responsibility that our product Manufacturer Samsung Electronics Co Ltd Address 129 Samsung ro Yeongtong gu Suwon si Gyeonggi do 16677 Korea Contact Person Hansung You Staff Engineer E mail digitalyou samsung com OPERATING FREQUENCY WLAN 5 GHz 5 150 MHz 5 725 MHz 802 11a n HT20 Lower sub band 5 180 MHz 5 320 MHz Higher sub band 5 500 MHz 5 700 MHz 802 11n HT40 Lower sub...

Page 5: ...c_VHT80 Antenna 2 Lower sub band 14 09 dBm 802 11a 14 35 dBm 802 11n_HT20 16 59 dBm 802 11n_HT40 17 78 dBm 802 11ac_VHT80 Higher sub band 11 40 dBm 802 11a 11 66 dBm 802 11n_HT20 14 54 dBm 802 11n_HT40 15 01 dBm 802 11ac_VHT80 Multiple Antenna Lower sub band 17 61 dBm 802 11a 17 14 dBm 802 11n_HT20 20 33 dBm 802 11n_HT40 20 75 dBm 802 11ac_VHT80 Higher sub band 14 95 dBm 802 11a 15 09 dBm 802 11n_...

Page 6: ...d 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 If this equipment does cause harmful interference to radio or television reception which can be determined by turning the equipment off and on the use...

Page 7: ...le certain laptop configurations or co location with another transmitter then the FCC authorization for this module in combination with the host equipment is no longer considered valid and the FCC ID of the module cannot be used on the final product In these circumstances the OEM integrator will be responsible for re evaluating the end product including the transmitter and obtaining a separate FCC...

Page 8: ...instructions may cause harmful interference to radio communications However there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmful interference to radio or television reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by one or more of the following measure...

Page 9: ... pour afficher le numéro de certification d Industrie Canada du module Contient module émetteur IC 649E WCA720M This device is going to be operated in 5 150 MHz 5 250 MHz frequency range it is restricted in indoor environment only Information for OEM Integrator This device is intended only for OEM integrators under the following conditions 1 The antenna must be installed such that 20 cm is maintai...

Page 10: ...a and the antenna use a permanently attached antenna which is not replaceable 2 4 Limited module procedures If a modular transmitter is approved as a limited module then the module manufacturer is responsible for approving the host environment that the limited module is used with The manufacturer of a limited module must describe both in the filing and in the installation instructions the alternat...

Page 11: ...ust notify the module grantee that they wish to change the antenna trace design In this case a Class II permissive change application is required to be filed by the grantee or the host manufacturer can take responsibility through the change in FCC ID new application procedure followed by a Class II permissive change application Explanation Yes The module with trace antenna designs and This manual ...

Page 12: ...tains FCC ID with their finished product See Guidelines for Labeling and User Information for RF Devices KDB Publication 784748 Explanation The host system using this module should have label in a visible area indicated the following texts Contains FCC ID A3LWCA720M Contains IC 649E WCA720M 2 9 Information on test modes and additional testing requirements5 Additional guidance for testing host prod...

Page 13: ... to the host not covered by the modular transmitter grant of certification If the grantee markets their product as being Part 15 Subpart B compliant when it also contains unintentional radiator digital circuity then the grantee shall provide a notice stating that the final host product still requires Part 15 Subpart B compliance testing with the modular transmitter installed Explanation The module...

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