Mini pcie card | QCA9880, QCA9882 and MT7915 wireless local network (WLAN) 2.

wallys · 发表于 2023-4-25 10:49

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The QCA9880 and QCA9882 are wireless local area network (WLAN) chips from Qualcomm that support Wi-Fi connections. They differ in several ways, including the following:

Supported frequency bands: QCA9880 supports two frequency bands of 2.4 GHz and 5 GHz, while QCA9882 supports three frequency bands of 2.4 GHz, 5 GHz and 60 GHz.

Supported protocols: QCA9880 supports 802.11a/b/g/n protocols, while QCA9882 supports 802.11a/b/g/n/ac protocols, which are more advanced and comprehensive.

Maximum Speed: The maximum wireless transmission speed of QCA9880 is 1300 Mbps, while the maximum wireless transmission speed of QCA9882 is 1700 Mbps, which has a higher speed.

Antenna interface: QCA9880 and QCA9882 are slightly different in antenna interface, QCA9880 supports 3x3 antenna interface, while QCA9882 supports 2x2 antenna interface.
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QCA9880 solution:

802.11a: Supports the 5 GHz frequency band with a maximum transmission rate of 54 Mbps;

802.11b: Supports 2.4 GHz frequency band with a maximum transmission rate of 11 Mbps;

802.11g: Supports the 2.4 GHz frequency band with a maximum transmission rate of 54 Mbps;

802.11n: Supports 2.4 GHz and 5 GHz frequency bands, with a maximum transmission rate of 450 Mbps;

3x3 antenna configuration is supported.

QCA9882 solution:

802.11a: Supports the 5 GHz frequency band with a maximum transmission rate of 54 Mbps;

802.11b: Supports 2.4 GHz frequency band with a maximum transmission rate of 11 Mbps;

802.11g: Supports the 2.4 GHz frequency band with a maximum transmission rate of 54 Mbps;

802.11n: Supports 2.4 GHz and 5 GHz frequency bands, with a maximum transmission rate of 600 Mbps;

802.11ac: supports 2.4 GHz and 5 GHz frequency bands, with a maximum transmission rate of 1300 Mbps;

Supports 2x2 antenna configuration.

QCA9880, QCA9882 and MT7915 are wireless local area network (WLAN) chips produced by two different chip manufacturers, and there are some differences between them:

Vendor: The QCA9880 and QCA9882 are made by Qualcomm, while the MT7915 is made by MediaTek.

Supported wireless standards: The wireless standards supported by QCA9880 and QCA9882 include 802.11a/b/g/n, and QCA9882 also supports 802.11ac standard. The MT7915 supports 802.11a/b/g/n/ac/ax standards, including the latest Wi-Fi 6E (802.11ax) standard.

Maximum transfer rate: QCA9880 and QCA9882 have a maximum transfer rate of 450 Mbps and 600 Mbps, respectively, while MT7915 supports higher transfer rates, depending on different versions and configurations of the chip.

Antenna configuration: QCA9880 supports 3x3 antenna configuration, QCA9882 supports 2x2 antenna configuration, and MT7915 supports multiple antenna configurations, including 2x2, 3x3 and 4x4 etc.

Power consumption and performance characteristics: Different chips may have differences in power consumption, performance characteristics, integration, etc., depending on different versions and configurations of the chips.

Ecosystem and software support: Different chip manufacturers may provide different ecosystems and software support, including development tools, software development kit (SDK), drivers, etc.

Wallys software technology advantages:

Wallystech have 10 years of research and development experience, often rich in linux,wifi protocol and other aspects, Qualcomm chip development driver, kernel and other important software research and development, modification and compilation, to meet customers' different wifi functional requirements.

Hardware technology advantages:

We have a strong hardware design team, and experienced people know that the most difficult part of hardware design is RF circuit design, baseband, etc., while wallys team made 0 error to achieve signal integrity, such as frequency conversion of network card, from 2.4G to 900M, which is a technological breakthrough.

Clients: TIP,Facebook, Openwrt, etc

[email=Email:sales@wallystech.com]Email:sales@wallystech.com[/email]

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