The end result is an RP2350B-based Pico board capable of handling your wireless needs. We made something similar but using the RP2350A board, the Raspberry Pi Pico 2, and published a guide on how ...
At the time of writing, we could not find any resellers for the United States, however UK reseller Pimoroni offers a bundle of 10 RP2350A chips for £8.80 ($9) and 10 RP2350B for £9.60 ($10).
The package versions are the 7mm x 7mm 60-pin package 'RP2350A' and the 13mm x 13mm 80-pin package 'RP2350B'. The 'RP2350A' is available in three types: a single item, a 7-inch reel set of 500 ...