iPhone 4 cellular chips and accelerometerOn the left of the iPhone 4's logic boad (under the two molded rubber cushions), we find several chips with the following markings:
TriQuint TQM666092 1019 CHIN AR4381
STMicroelectronics STM33DH 3-axis accelerometer
Photo credit: Bill Detwiler / TechRepublic
Bill Detwiler has nothing to disclose. He doesn't hold investments in the technology companies he covers.
Bill Detwiler is Managing Editor of TechRepublic and Tech Pro Research and the host of Cracking Open, CNET and TechRepublic's popular online show. Prior to joining TechRepublic in 2000, Bill was an IT manager, database administrator, and desktop support specialist in the social research and energy industries. He has bachelor's and master's degrees from the University of Louisville, where he has also lectured on computer crime and crime prevention.