iPhone 12 Pro Teardown by IFIXIT
Apple’s iPhone 12 Pro’s very detailed teardown by ifixit unveils various Integrated Circuits (ICs) for SoC, RAM, Flash (Non-volatile memory), LTE and 5G connectivity, display port multiplexer, power management, wireless charging, battery charging, audio amplifier, RF module etc. from supplier/manufacturers including Apple, Micron, Kioxia, Qualcomm, USI, Avago (Broadcom), NXP, Texas Instrument (TI), STMicroelectronics (ST) and Skyworks.
Check full and nicely detailed teardown information for iPhone12 Pro at ifixit.