RF2690
RF Micro Devices
RF2690 W-CDMA Receive AGC and Demodulator by RF Micro Devices (LCC, 20-Pin, 4×4 Type): datasheet PDF, pinout and specifications.
Integrated Circuit - IC's LCC, 20-Pin, 4×4 Type
RF Micro Devices (RFMD) was a North Carolina maker of RF power amplifiers, switches and front-end modules for mobile phones and wireless infrastructure. It merged with TriQuint in 2015 to form Qorvo.

RF2690 W-CDMA Receive AGC and Demodulator by RF Micro Devices (LCC, 20-Pin, 4×4 Type): datasheet PDF, pinout and specifications.