This is the Calypso chip, part of a GSM modem chipset.
For more information: https://osmocom.org/projects/baseband/wiki/TypicalCalypsoModemDesign
Thank you to blackbit for supplying the sample.
(Logo) (M)2003 TI F751749 (mirrored:) (Logo) (M)TI 2002 CLEAD_R7
Top metal imaged with Nikon 20x ELWD