This is a power amplifier module for quad-band cellular handsets.
Package
(Logo) SKY77324-12 A3545329.1 0815 MX
In fact, this is a very small PCB carrying two dice and a host of microscopic passives.
Die A
Likely the CMOS integrated power amplifier controller.
SKYWORKS (C)(M)2002 PACIER2 31043
Top metal imaged with Nikon 20x ELWD
- Single (8805×8134, 12.4503MiB)
Die B
Likely the power amplifiers themselves.
(C)(M)2003 SKYWORKS 63106-121
Top metal imaged with Nikon 20x ELWD
- Single (7782×5867, 8.02803MiB)
