User Manual

FCC ID: PPQ-WCBN3516A

Users Manual

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FCCID_4232566

                                USER MANUAL
              802.11 a/b/g/n 1x1 + BT5.0 + Zigbee(15.4) IoT Module


                                    WCBN3516A
                                        QCA4020
                                            Version 1.0




Change History
Revision          Date              Author                 Change List
Version 1.0       2018/11/12        Ben J Chen             Preliminary




* This document contains confidential proprietary information and is property of LTC. The contents of
  this document should not be disclosed to unauthorized persons without the written consent of LTC.




                                             Page 1/13


DESCRIPTION
QCA4020 is an intelligent platform for the Internet of Things that contains a low-power
Wi-Fi(802.11 a/b/g/n 1x1), BLE 5.0 and Zigbee(802.15.4) connectivity protocols along with
SSL, enabling a low-cost, low-complexity system to obtain full-featured internet connectivity
and reliable information exchange.


  QCA4020 device contains three processors:
     The first processor, an ARM Cortex-M4F@ up to 128MHz is used as the application
       processor. It runs the Qualcomm network stack as well as OEM application code.
       Customer software runs under an RTOS such as ThreadX or FreeRTOS and so on.
     Second processor, an ARM Cortex-M0@64MHz, which is utilized as the connectivity
       processor for BLE and 802.15.4 subsystem
     Third processor, CPU which is a dedicated processor to run the Wi-Fi dual band
       function



PRODUCT FEATURES
The WCBN3516A module provides highly-integrated and flexible platform for developing
and evaluating products and applications based on QCA4020 SoC. WCBN3516A module can
be either used with development kit for software development or incorporated into OEM
products to enable rapid deployment of Wi-Fi connected system.


  Module feature includes:
        Operate at ISM frequency Band (2.4/5GHz)
        Dual-band IEEE802.11 a/b/g/n, single stream 1x1
        Support 20 MHz channel width in 2.4GHz and 5GHz
        Bluetooth Low Energy (BLE) compliant to the SIG v5.0 specification
        Zigbee 15.4
        Green TX power saving mode
        Low-power listen mode
        Rich set of GPIOs and interface: I2C, HSUART, UART, SPI, QSPI, SDIO2.0,
         I2S,JTAG, Sensor ADC(up to8 channels, 12bit, 1Mbps), up to 8 PWM optimized for
         LED lighting applications.
        advanced power management scheme to minimize power dissipation for each use
         case.
        32Mb NOR flash memory
        On board Printed Antenna


PRODUCT SPECIFICATIONS
                                          Page 2/13


MAIN CHIPSET
     Qualcomm QCA4020

FUNCTIONAL SPECIFICATIONS

   Zigbee Function
 Standard               802.15.4

 Modulation Scheme      O-QPSK
 Transmit Output
                        Typical: 0 dBm
 Power
 Receiver Sensitivity   -101dBm


   BLE Function
 Standard               Bluetooth V5.0

 Bus Interface          UART

 Data Rate              1 Mbps, 2Mbps

 Modulation Scheme      GFSK

 Frequency Range        2.400~2.4835 GHz

 Operating Channel      0~39
 Transmit Output
                        -4 ≤ Output Power ≤ +2dBm; Class II Device
 Power
 Receiver Sensitivity   < 0.1% BLE 1M at -93dBm



   Wi-Fi Function
 Standard               IEEE802.11a; IEEE802.11b; IEEE 802.11g; IEEE 802.11n;

 Bus Interface          UART
                        802.11a:
                             54, 48, 36, 24, 18, 12, 9, 6 Mbps
                        802.11b:
                             11, 5.5, 2, 1 Mbps
 Data Rate
                        802.11g:
                             54, 48, 36, 24, 18, 12, 9, 6 Mbps
                        802.11n:
                             MCS 0 to 7 for HT20MHz
 Media Access Control CSMA/CA with ACK
                      802.11a:
                           64QAM, 16QAM, QPSK, BPSK
                      802.11b:
 Modulation Technique
                           CCK, DQPSK, DBPSK
                      802.11g:
                           64QAM, 16QAM, QPSK, BPSK

                                     Page 3/13


                         802.11n:
                              64QAM, 16QAM, QPSK, BPSK
 Network Architecture Infrastructure mode
                         2.4GHz
                              11: (Ch. 1-11) – United States
                              13: (Ch. 1-13) – Europe
                              14: (Ch. 1-14) – Japan
 Operation Channel
                          5GHz
                              21: USA
                              19: EU
                               8: Japan
                         802.11bg
                              2.400 ~ 2.4835 GHz
 Frequency Range
                         802.11a
                             5.15 ~ 5.85 GHz

Transmit Output Power - single chain @ant;
Tolerance: ±2dBm@2.4GHz; ±2.5dBm@5GHz

2.4GHz
 802.11b             1Mbps           2Mbps              5.5Mbps          11Mbps
 Tgtpwr              17              17                 17               17
 (dBm)

 802.11g             6~24Mbps        36Mbps             48Mbps           54Mbps
 Tgtpwr              17              17                 17               17
 (dBm)

 802.11n        MCS0            MCS1           MCS2            MCS3            MCS4
 HT20
 Tgtpwr         17              17             17              17              17
 (dBm)          MCS5            MCS6           MCS7

                17              17             17

5GHz
 802.11a             6~24Mbps        36Mbps             48Mbps           54Mbps
 Tgtpwr              13              13                 12               11
 (dBm)

 802.11n        MCS0            MCS1           MCS2            MCS3            MCS4
 HT20
 Tgtpwr         13              13             13              13              12
 (dBm)          MCS5            MCS6           MCS7

                11              10             9


Receiver Sensitivity

 Frequency    Rate                         Condition                1x1(1SS)
 Band                                                               (dBm)
              11b-1M                       PER < 8%                 -94
 2.4G         11b-11M                      PER < 8%                 -87
              11g-6M                       PER < 10%                -91

                                       Page 4/13


              11g-54M                     PER < 10%               -75
              11n-HT20MCS0                PER < 10%               -92
              11n-HT20MCS7                PER < 10%               -71
              11a-6M                      PER < 10%               -89
              11a-54M                     PER < 10%               -72
  5G
              11n-HT20MCS0                PER < 10%               -89
              11n-HT20MCS7                PER < 10%               -69
  Security              WPA, WPA2, WEP 64bit & 128bit, IEEE 802.1X, IEEE 802.11i


  Common Function
  Operating Voltage     3.3 V ±5% I/O supply voltage
                         Mode             Average               Peak
                                     2.4G     5G           2.4G    5G
                         TX          TBDmA TBDmA           TBDmA TBDmA
  Power Consumption      RX          TBDmA TBDmA
                         Disable          TBDmA
                         Sleep            TBDmA
                         mode
  Antenna Type          Printed Antenna for WiFi/BT/15.4




RECOMMENDED OPERATION CONDITIONS

     Symbol                      Parameter                 Min          Typ    Max    Units
  SWREG_IN_WL
                      WL Internal SWREG supply             3.14         3.3    3.46    V
    VDD33_WL
 VDD33_ANT_WL
  VDD33_RF_WL
 VDD33_XTAL_WL
                      WL Analog High Voltage supply        3.14         3.3    3.46    V
  VDD33_PLL_WL
VDD33_SYNTH_WL
 VDD33_USB_WL
   DVDD12_WL          WL Core Digital supply               1.2          1.26   1.32    V
VDD12_BB_PLL_WL
  VDD12_RF_WL         WL Core Analog supply                1.2          1.26   1.32    V
VDD12_SYNTH_WL
       VIH            High Level Input voltage             2.4           -     3.6     V
        VIL           Low Level Input voltage              -0.3          -     0.3     V
       VOH            High Level Output voltage            3.0           -     3.3     V
       VOL            Low Level Output voltage             -0.3          -     0.4     V




                                     Page 5/13


MECHANICAL




             Page 6/13


 33     GND               G       Ground                            YES
 34                                                                 YES
 35     32K_XTALI                 Optional external 32KHz crystal   YES
 36     32K_XTALO                 Optional external 32KHz crystal   NC
 37     CHIP_PWD_L_BE             BLE/15.4 Reset Pin                NC
 38     GND               G       Ground                            YES
39-41   VDD11_SWREG_OUT           Not used, NC                      NC
 42     GND               G       Ground                            YES
43-44   VDDIO18_BE                Not used, NC                      NC
 45     GND               G       Ground                            YES
 46     GPIO28_BE                 I2S_BCLK                          YES
 47     GPIO29_BE                 I2S_RXD                           YES
 48     GPIO30_BE                 I2S_TXD                           YES
 49     GPIO32_BE                 I2S_MCLK                          YES
 50     GPIO31_BE                 I2S_FSYNC                         YES
                                  SPI0_CS1_N / I2C1_Master_SDA /
 51     GPIO17_BE                                                   YES
                                  HS_UART0_DM_RXD
 52     GPIO14_BE                 HS_UART0_DM_CTS                   YES
                                  SPI0_CS2_N / I2C1_Master_SCL /
 53     GPIO16_BE                                                   YES
                                  HS_UART0_DM_RFR / BT Active
 54     GPIO13_BE                 PWM Out_7                         YES
 55     GPIO15_BE                 HS_UART0_DM_TXD                   YES
 56     GPIO11_BE                 I2C0_Master_SDA / JTAG1_BE_TDI    YES
 57     GPIO48_BE                 Ext_32K_IN                        YES
 58     GPIO9_BE                  M0&M4_UART0_TX / JTAG1_BE_TDO     YES
 59     GPIO10_BE                 I2C0_Master_SDA / JTAG1_BE_TMS    YES
 60     GPIO53_BE                 JTAG3_BE_TDI                      YES
 61     GPIO8_BE                  M0&M4_UART0_RX / JTAG1_BE_TCK     YES
 62     GPIO52_BE                 JTAG3_BE_TMS                      YES
 63     GPIO51_BE                 JTAG3_BE_TDO                      YES
 64     GPIO49_BE         I/O     General-purpose input/output      YES
65-66   NC                        Not Connected                     NC
67-69   GND               G       Ground
 70     NC                        Not Connected                     NC
 71     GND               G       Ground
72-75   NC                        Not Connected                     NC
 76     GND               G       Ground
 77     NC                        Not Connected                     NC
 78     GPIO50_BE                 JTAG3_BE_TCK                      YES
 79     GPIO7_BE                  BT PRIORITY                       YES
 80     GPIO41_BE                 PWR_STATUS                        YES
 81     GPIO6_BE                  WLAN ACTIVE                      YES
 82     GPIO60_BE                 HS UART2_DM_TXD(O) / BT PRIORITY YES
 83     GPIO5_BE                  BT ACTIVE                         YES

                                Page 7/13


ENVIRONMENTAL
   OPERATING
      Operating Temperature: -20 to 80 °C
      Relative Humidity: 5-90% (non-condensing)

   STORAGE
      Temperature: -40 to 80 °C (-40 to 176 °F)
      Relative Humidity: 5-95% (non-condensing)




                                  Page 8/13


WARNINGS
FCC Statement:
Federal Communication Commission Interference Statement
This equipment has been tested and found to comply with the limits for a Class B digital
device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable
protection against harmful interference in a residential installation. This 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. 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 of the following measures:
●     Reorient or relocate the receiving antenna.
●     Increase the separation between the equipment and receiver.
●     Connect the equipment into an outlet on a circuit different from that to which the
receiver is connected.
●     Consult the dealer or an experienced radio/TV technician for help.


FCC Caution: Any changes or modifications not expressly approved by the party responsible
for
compliance could void the user’s authority to operate this equipment.


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.


For product available in the USA/Canada market, only channel 1~11 can be operated.
Selection of other channels is not possible.


This device and its antenna(s) must not be co-located with any other transmitters except in
accordance with FCC multi-transmitter product procedures.
Refering to the multi-transmitter policy, multiple-transmitter(s) and module(s) can be
operated simultaneously without C2P.


This device is restricted for indoor use.




                                            Page 9/13


IMPORTANT NOTE:
FCC Radiation Exposure Statement:
This equipment complies with FCC radiation exposure limits set forth for an uncontrolled
environment. This equipment should be installed and operated with minimum distance 20 cm
between the radiator & your body.


IMPORTANT NOTE:
This module is intended for OEM integrator. The OEM integrator is responsible for the
compliance to all the rules that apply to the product into which this certified RF module is
integrated.
Additional testing and certification may be necessary when multiple modules are used.


20 cm minimum distance has to be able to be maintained between the antenna and the users
for the host this module is integrated into. Under such configuration, the FCC radiation
exposure limits set forth for an population/uncontrolled environment can be satisfied.


Any changes or modifications not expressly approved by the manufacturer could void the
user's authority to operate this equipment.


USERS MANUAL OF THE END PRODUCT:
In the users manual of the end product, the end user has to be informed to keep at least 20 cm
separation with the antenna while this end product is installed and operated. The end user has
to be informed that the FCC radio-frequency exposure guidelines for an uncontrolled
environment can be satisfied. The end user has to also be informed that any changes or
modifications not expressly approved by the manufacturer could void the user's authority to
operate this equipment. If the size of the end product is smaller than 8x10cm, then additional
FCC part 15.19 statement is required to be available in the users manual: This device
complies with Part 15 of 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.



LABEL OF THE END PRODUCT:
The final end product must be labeled in a visible area with the following " Contains TX FCC
ID: PPQ-WCBN3516A ". If the size of the end product is larger than 8x10cm, then the
following FCC part 15.19 statement has to also be available on the label: This device
complies with Part 15 of 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 10/13


IC Statement:
This device complies with Industry Canada license-exempt RSS standard(s). Operation is
subject to the following two conditions: (1) this device may not cause interference, and (2)
this device must accept any interference, including interference that may cause undesired
operation of the device.
Le présent appareil est conforme aux CNR d'Industrie Canada applicables aux appareils radio
exempts de licence. L'exploitation est autorisée aux deux conditions suivantes : (1) l'appareil
ne doit pas produire de brouillage, et (2) l'utilisateur de l'appareil doit accepter tout brouillage
radioélectrique subi, même si le brouillage est susceptible d'en compromettre le
fonctionnement.


For product available in the USA/Canada market, only channel 1~11 can be operated.
Selection of other channels is not possible.
Pour les produits disponibles aux États-Unis / Canada du marché, seul le canal 1 à 11 peuvent
être exploités. Sélection d'autres canaux n'est pas possible.


This device and its antenna(s) must not be co-located with any other transmitters except in
accordance with IC multi-transmitter product procedures.
Refering to the multi-transmitter policy, multiple-transmitter(s) and module(s) can be
operated simultaneously without reassessment permissive change.
Cet appareil et son antenne (s) ne doit pas être co-localisés ou fonctionnement en association
avec une autre antenne ou transmetteur.


The device for operation in the band 5150–5250 MHz is only for indoor use to reduce the
potential for harmful interference to co-channel mobile satellite systems.
les dispositifs fonctionnant dans la bande 5150-5250 MHz sont réservés uniquement pour une
utilisation à l’intérieur afin de réduire les risques de brouillage préjudiciable aux systèmes de
satellites mobiles utilisant les mêmes canaux.


The maximum antenna gain permitted for devices in the band 5725-5850 MHz shall be such
that the equipment still complies with the e.i.r.p. limits specified for point-to-point and
non-point-to-point operation as appropriate.
le gain maximal d’antenne permis (pour les dispositifs utilisant la bande 5725-5850 MHz)
doit se conformer à la limite de p.i.r.e. spécifiée pour l’exploitation point à point et non point
à point, selon le cas.


Dynamic Frequency Selection (DFS) for devices operating in the bands 5250- 5350 MHz,
5470-5600 MHz and 5650-5725 MHz.


                                            Page 11/13


Sélection dynamique de fréquences (DFS) pour les dispositifs fonctionnant dans les bandes
5250-5350 MHz, 5470-5600 MHz et 5650-5725 MHz.


The maximum antenna gain permitted for devices in the bands 5250-5350 MHz and
5470-5725 MHz shall be such that the equipment still complies with the e.i.r.p. limit.
le gain maximal d’antenne permis pour les dispositifs utilisant les bandes 5250-5350 MHz et
5470-5725 MHz doit se conformer à la limite de p.i.r.e.


Users should also be advised that high-power radars are allocated as primary users (i.e.
priority    users) of the bands 5250-5350 MHz and 5650-5850 MHz and that these radars
could cause     interference and/or damage to LE-LAN devices.
De plus, les utilisateurs devraient aussi être avisés que les utilisateurs de radars de haute
puissance sont désignés utilisateurs principaux (c.-à-d., qu’ils ont la priorité) pour les bandes
5250-5350 MHz et 5650-5850 MHz et que ces radars pourraient causer du brouillage et/ou
des dommages aux dispositifs LAN-EL.


For indoor use only.
Pour une utilisation en intérieur uniquement.


IMPORTANT NOTE:
IC Radiation Exposure Statement:
This equipment complies with IC RSS-102 radiation exposure limits set forth for an
uncontrolled environment. This equipment should be installed and operated with minimum
distance 20 cm between the radiator & your body.
Cet équipement est conforme aux limites d'exposition aux rayonnements IC établies pour un
environnement non contrôlé. Cet équipement doit être installé et utilisé avec un minimum de
20 cm de distance entre la source de rayonnement et votre corps.


This radio transmitter (IC: 4491A-WCBN3516A) has been approved by Industry Canada to
operate with the antenna types listed below with the maximum permissible gain and required
antenna impedance for each antenna type indicated. Antenna types not included in this list,
having a gain greater than the maximum gain indicated for that type, are strictly prohibited for
use with this device.
Le présent émetteur radio (IC: 4491A-WCBN3516A) a été approuvé par Industrie Canada
pour fonctionner avec les types d'antenne énumérés ci-dessous et ayant un gain admissible
maximal et l'impédance requise pour chaque type d'antenne. Les types d'antenne non inclus
dans cette liste, ou dont le gain est supérieur au gain maximal indiqué, sont strictement
interdits pour l'exploitation de l'émetteur.




                                               Page 12/13


This module is intended for OEM integrator. The OEM integrator is still responsible for the
IC compliance requirement of the end product, which integrates this module.


Any changes or modifications not expressly approved by the manufacturer could void the
user's authority to operate this equipment.


USERS MANUAL OF THE END PRODUCT:
In the users manual of the end product, the end user has to be informed to keep at least 20 cm
separation with the antenna while this end product is installed and operated. The end user has
to be informed that the IC radio-frequency exposure guidelines for an uncontrolled
environment can be satisfied. The end user has to also be informed that any changes or
modifications not expressly approved by the manufacturer could void the user's authority to
operate this equipment. 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.


LABEL OF THE END PRODUCT:
The final end product must be labeled in a visible area with the following " Contains TX IC :
4491A-WCBN3516A".




Japan Statement:
5GHz product for indoor use only.



CE Statement:
This equipment complies with EU radiation exposure limits set forth for an uncontrolled
environment. This equipment should be installed and operated with minimum distance 20 cm
between the radiator & your body.




                                              Page 13/13



Document Created: 2019-03-13 18:04:21
Document Modified: 2019-03-13 18:04:21

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