# NRF21540-QDAA-R (Component) ## Description RF Front End 2.36GHz ~ 2.5GHz 802.15.4, Bluetooth, Zigbee® 16-QFN (4x4) #commonpartslibrary #integratedcircuit #zigbee #bluetooth #wireless #rf ## Component Details - **Owner:** adrian95 - **Created:** 10/16/2023 - **Last Updated:** 1/9/2024 - **Visibility:** Public - **Part Type:** Integrated Circuit - **Manufacturer Name:** Nordic Semiconductor ASA - **Datasheet URL:** https://infocenter.nordicsemi.com/pdf/nRF21540_PS_v1.0.pdf - **Manufacturer Part Number:** NRF21540-QDAA-R - **License:** https://creativecommons.org/licenses/by/4.0/ - **Used in:** 22 projects ## Distributor Pricing (qty 1) *Pricing shown for quantity 1. For price breaks and other quantities, open in Flux.* | Distributor | Unit Price (qty 1) | Stock | |------------|--------------------|-------| | [Arrow](https://www.arrow.com/en/products/nrf21540-qdaa-r/nordic-semiconductor?utm_currency=USD&region=nac) | $1.735 | 3.1K | | [Digi-Key](https://www.digikey.com/en/products/detail/nordic-semiconductor-asa/NRF21540-QDAA-R/13279717) | N/A | N/A | | [LCSC](https://www.lcsc.com/product-detail/C1518188.html) | $4.0094 | 85 | | [Verical](https://www.verical.com/pd/shenzhen-yangxing-technology-co---ltd-rf-front-end-NRF21540-QDAA-R-11751314?utm_currency=USD) | N/A | N/A | - **Part Type:** Integrated Circuits - **Sub-Type:** Logic - **MPN:** NRF21540-QDAA-R - **Mount Type:** Wire - **Package / Case Code:** 16-QFN - **Pin Count:** 17 - **Logic Function:** AND ## Pins | Pin | Name | Type | |-----|------|------| | 1 | VSS_2 | | | 2 | ANT1 | | | 3 | ANT2 | | | 4 | MODE | | | 5 | VDD_2 | | | 6 | VDD | | | 7 | RX_EN | | | 8 | ANT_SEL | | | 9 | TX_EN | | | 10 | TRX | | | 11 | PDN | | | 12 | SCK | | | 13 | MOSI | | | 14 | MISO | | | 15 | CSN | | | 16 | VSS_3 | | | 17 | VSS | | --- *Generated from [https://www.flux.ai/adrian95/nrf21540-qdaa-r](https://www.flux.ai/adrian95/nrf21540-qdaa-r)*