2.4 GHz, 802.11ac Switch/Low-Noise Amplifier Front End

The SKYA21040 integrates a single-pole, triple-throw (SP3T) switch and low-noise amplifier (LNA) with a bypass mode in an ultra-compact package. The device is capable of switching between WLAN receive, WLAN transmit, and Bluetooth.

The SKYA21040 is provided in a small Dual Flat No-Lead(DFN) 8-pin, 1.5 x 1.5 mm package.

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Frequency (GHz) Min.2.4
Frequency (GHz) Max.2.5
802.11 WLAN Standardn/ac
Architecture2.5 GHz Switch/LNA Front-end Module
PackageDFN, 8-pin
Package (mm)1.5 x 1.5 x 0.33


  • Automotive AEC-Q100 grade 2 qualification pending
  • Integrates an SP3T switch and LNA with bypass mode
  • Receive gain: 14 dB
  • Noise figure: 1.9 dB
  • Transmit/Bluetooth® path loss: 0.7 dB
  • Small DFN (8-pin, 1.5 x 1.5 mm) package (MSL1, 260 °C per JEDEC-J-STD-020)

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