SOLUTION DESIGN 

Chipset: Qualcomm QCA2066-0 for BT via UART or QCA2066-5 for BT via USB as the main high-availability and low effective lead-time ASIC choices.
• optional use of the respective QCA2065, QCA2064 or QCA2062 chip variants
• the WCN685x family and the QCA6898 IC are also supported
Standard: IEEE 802.11ax Wi-Fi6E plus Bluetooth 5.3 Combo, full backwards compatibility to previous standards
Industrial Reference: Based on Qualcomm Verona reference design; hardware compatible also to Hastings-Prime reference design

APPEARANCE

Communications Interface: 
Pads: LGA-type solder pads or edge connector:
WLAN: via PCI Express Standard 3.0 host I/O 
BT: via UART (with QCA206x-0 SoCs). or via USB 1.1 (with QCA206x-5 SoCs)
BT Audio: via selectable Slimbus/PCM (with QCA206x-0 SoCs), or via I2S (with QCA206x-5 SoCs). I2C in pin-mapped.
Form Factor: 
For E20B: SMD, Chip-on-Board, Soldered, Stamp down, 112 each of Land Grid Array (LGA) type pins, 23.0 x 25.0 mm
Others: Slotted, Socketed [CoB soldered on carrier]

WIRELESS PARAMETERS

Frequency Band: 
WLAN: 
2.4 GHz ISM Bands 2.412-2.472 GHz, 2.484 GHz up to a max of 2.496 GHz
4.9 GHz (optional band support for Japan only)
5.15-5.25 GHz (FCC UNII-low band) for US/Canada, Japan and Europe 
5.25-5.35 GHz (FCC UNII-middle band) for US/Canada and Europe 
5.47-5.725 GHz for Europe
5.725-5.825 GHz (FCC UNII-high band) for US/Canada 
5.850–5.925 GHz (optional band support for U-NII-4 DSRC/ITS)
5.925–6.425 GHz (U-NII-5)      [implemented with QCA2066 and QCA2065 only]
6.425–6.525 GHz (U-NII-6)      [implemented with QCA2066 and QCA2065 only]
6.525–6.875 GHz (U-NII-7)      [implemented with QCA2066 and QCA2065 only]
6.875–7.125GHz (U-NII-8)      [implemented with QCA2066 and QCA2065 only]

BT: 
2402MHz~2480MHz
Data Transfer Rates: 
WLAN: 
802.11ax: Up to 3000Mbps (dynamic)
802.11ac: Up to 867Mbps (dynamic)
802.11n: Up to 300Mbps (dynamic)
802.11a/g: Up to 54Mbps (dynamic)
802.11b: Up to 11Mbps (dynamic)
BT: 
GFSK at 1Mbp
π/4-DQPSK at 2Mpbs
8DPSK at 3Mpbs
Media Access Control: CSMA/CA with ACK
Channel: 
2.4GHz: 1-13 (14 only for Japan)
5GHz: 36-64, 100-165
6GHz: 191-423 (depending on operating domain)
Channel Spacing: 5MHz, 10MHz, 20 MHz, 40Mhz selectable for 2.4Ghz band. 80Mhz and 160MHz also selectable for 5Ghz and 6Ghz spectrums.
Spreading / Modulation: 
WLAN: 
802.11ax: OFDMA (BPSK, adds 1024-QAM on MCS10 and MCS11)
802.11ac/g/n: OFDM (BPSK, DSSS-OFDM, QPSK,16-QAM,64-QAM, 256-QAM), MRC, STBC, LDPC, ML Demodulation
802.11b: CCK (11, 5.5Mbps), DQPSK (2Mbps), BPSK (1Mbps)
BT: 
GFSK, π/4-DQPSK, 8DPSK 
RF Output Power:
WLAN:
802.11b: 18.5 dBm at 11M ±2 dBm
802.11g: 17.5 dBm at 54M ±2 dBm
802.11a: 14.5 dBm at 54M ±2 dBm
802.11n/ax 2.4G V/HT20 17.5 dBm at MCS0 14 dBm at MCS7 ±2dBm 
802.11n/ax 2.4G V/HT40 16.5 dBm at MCS0 14 dBm at MCS7 ±2dBm
802.11ax 2.4G HE20 17.5 dBm at MCS0 11.5 dBm at MCS11 ±2dBm
802.11ax 2.4G HE40 16.5 dBm at MCS0 10 dBm at MCS11 ±2dBm
802.11n/ac/ax 5G V/HT20 16 dBm at MCS0 12 dBm at MCS8 ±2dBm 
802.11n/ac/ax 5G V/HT40 15 dBm at MCS0 11 dBm at MCS9 ±2dBm
802.11ax 5G VHT80 14.5 dBm at MCS0 10 dBm at MCS11 ±2dBm
802.11ax 5G HE80 14.5 dBm at MCS0 9.5 dBm at MCS11 ±2dBm
802.11ax 5G HE160 14 dBm at MCS0 9 dBm at MCS11 ±2dBm
• DBm values reflect single RF chain output power performance. Two chain combined output power can be calculated as the single chain output power plus 3dB (2Tx = 1Tx + 3dB).
BT: 
(Class 2 Mode) +2 dBm ≤ Output Power ≤ +6 dBm
(Class 1 Mode) +2 dBm ≤ Output Power ≤ +10 dBm
RF Receive Sensitivity (Typical, 1x1 chain):
WLAN:
802.11b 11M less than −97.5 dBm 
802.11g 54M less than −92.5 dBm
802.11a 54M less than −92 dBm 
802.11n/ax 2.4G V/HT20 MCS7 less than −72.5 dBm −92.5 dBm at MCS0
802.11n/ax 2.4G V/HT40 MCS7 less than −71.5 dBm −91.5 dBm at MCS0
802.11ax 2.4G HE20 MCS11 less than −63 dBm −92.5 dBm at MCS0
802.11ax 2.4G HE40 MCS11 less than −61 dBm −92 dBm at MCS0
802.11n/ac/ax 5G V/HT20 MCS7 less than −77 dBm −95 dBm at MCS0
802.11n/ac/ax 5G V/HT40 MCS7 less than −74.5 dBm −92.5 dBm at MCS0
802.11ax 5G VHT80 MCS11 less than −60 dBm −88 dBm at MCS0
802.11ax 5G HE80 MCS11 less than −57 dBm −84 dBm at MCS0
802.11ax 5G HE160 MCS11 less than −54 dBm −81 dBm at MCS0
BT: 
BER < 0.1% (Anritsu 8852B Tx −83 dBm) 
Operating Range:
Open Space: ~300 m; Indoor: :~100 m
(Coverage vary according to environment, antenna and topography)
Wireless Security:
WEP 64-bit and 128-bit encryption
WPA/WPA2/WPA3 UL/DL (Wi-Fi Protected Access)

MODALITIES

Infrastructure, AP/STA, Client, Bridge, Mixed-mode, P2P/Ad-hoc, Easy Mesh. DBS & NON-DBS (SCC & MCC)

SAFETY & REGULATORY

Compliant with FCC, IC ISED , CE RED and more. 
Compliant with RoHS3.

PROTOCOLS 

IEEE WLAN Network:
IEEE 802.11a/b/g/n/ac/ax (Wi-Fi6E), 
IEEE 802.11d, e, h, i, j, k, r, u, v, w, z, ae 
Other Standards: Bluetooth 5.3 & ANT+ with advanced features: Host to Controller Encryption Key Control Enhancements, LE Power Control, LE Channel Classification Errata, Advertisement Extensions, Channel selection, LE2M, LELR, High Duty Cycle non-connectable advertisements, BT 5.1, ESR11 & ESR12, Minor Functional Enhancements, Advertisement channel, Index, Periodic Advertisement Sync Transfer, Control Length Extension, HID over GATT Profile, SPP Over BR/EDR, A2DP Source, A2DP Sink, AVRCP.
Industry Standards:

HOST SYSTEM REQUIREMENTS 

Operating System: Android/Linux Closed Source, Android/Linux Open Source, Qualcomm Embedded Platform, Windows, MacOS
* Host supporting PCIe 32 or single MSI interrupts is required for some setups. 
** 50+ MB memory (RAM) is recommended for best performance.

ENVIRONMENTAL 

Operating Temperature: -40 to +85 Celsius (depending on MPN)
Storage Temperature: -45 to +125 Celsius
Operating Humidity: 10% to 90% non-condensing
Storage Humidity: 5% to 90% non-condensing

ELECTRICAL 

Power Consumption: 
PROTOCOL RATE VOLTAGE 2x2 CTx
2.4GHz HE40M            740mA            2.45W
5GHz HE160                   830mA            2.75W
6GHz HE160                 1008mA            3.55W
• Electronic current values in milliampere. Readings retrieved under stable, typical current and voltage.
• Power consumption ratings are statistical maximums in test system setups which are placed in continuous operating modes. 
• Real-life application system power budgets are dependent on traffic mix, environment, topology and domain configuration.

DEVICE SPECIFICATION 

PAD ASSIGNMENT

REFERENCE SCHEMATICS 

Carrier Board Schematics, additionally serving as reference to placement design.

MECHANICAL MODELS 

WINDOWS 

Windows X and later automatically bring up the E20 in the Device manager; see Windows OS specific manual below. Windows Client drivers are also available to download on demand.

LINUX 

• Open Source Drivers are mainly maintained under ATH11K at https://wireless.wiki.kernel.org/en/users/drivers/ath11k
• Qualcomm Closed Source Drivers (CLD) and Qualcomm Embedded Platform Drivers are available to qualified customers.
• Request access to the 07A-CDLF-31 E20 CLD Linux FW.zip Linux Firmware Package from your account manager.
  

ANDROID 

Qualcomm Embedded Platform Drivers are available to qualified customers.

EMISSIONS 

The E20 Class has been tested and found compliant with FCC, CE RED, and ISED Canada. Contact us if your interest extends to further countries and domains, and to gain access to existing certificates and reports.

The following antennas have been tested and are pre-approved for use with this module class, for operations compliant with regulatory approvals and certification emission limits. The list may vary by domain or country. Contact us to discuss alternative antenna types and configurations.

• OXFORDTEC WANT-4DBI-SMA [External Omni-directional Antenna], 3.8dBi maximum gain.
• OXFORDTEC WAPT-4DBI-150 [PCB Dipole Antenna, 15cm cable length], 3.7dBi maximum gain.
• OXFORDTEC WAFT-4DBI-150 [FPC Dipole Antenna, 15cm cable length], 3.7dBi maximum gain.

TRADE 

VOXMICRO classifies its products according to the international standards. In that it follows internationally accepted Trade Compliance, Customs, Export Controls and Supply Chain Security practices.

• US Export Control Classification Number (ECCN): 5A992c
  
• Harmonized Tariff (HTS): 8517.62

ENVIRONMENTAL 

VOXMICRO has a proactive, environmentally preferred products program that works across the group. The goal is to offer products that comply with regulatory and customer-defined restrictions. Follow certificates and statements for:

• EU RoHS & WEEE: EU Restriction of the use of Hazardous Substances (RoHS) Directive.
• EU's REACH on Registration, Evaluation, Authorization and Restriction of Chemicals has been in force since 2007.
  
• USA's TSCA: Toxic Substances Control Act.
• China RoHS: a series of Management Methods in effect since 2007.
  

Please contact us for any further clarifications.

EVALUATION BOARD 

Develop and test the E20 with the use of an adapter to PCIe 3.0 edge-connector. Contact your account manager to request further information. EVB units (PN# AES-VOXE20FXW) are also available to online orders.

LGA SOCKET 

Develop and test with E20B LGA Chip-on-Board modules with a special shielded socket, adapted to M.2 B-key edge-connector. Contact your account manager to request information and to access to this engineering tool (PN# AFS-VOXE20B).