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nRF21540
Product Specification
v1.0
4446_194 v1.0 / 2020-08-20
Key features
Key features: • Front-end module with RF PA and LNA
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• Supports Bluetooth Low Energy, IEEE 802.15.4, and proprietary applications • Max output power 22 dBm • Adjustable output power to ±1 dB from 5 to 21 dBm • User programmable modes for TX gain • Non-volatile memory storage for gain settings • Dual antenna port with antenna diversity support • Receive gain +13 dB • Single-ended 50 Ω matched input and output • 110 mA @ +20 dBm output power • 38 mA @ +10 dBm output power • Control interface via I/O, SPI, or a combination of both • Supply voltage 1.7 to 3.6 V, suitable for 1.
nRF21540 Datasheet
