66.6 MHz, PROC SPECIFIC CLOCK GENERATOR, PDSO48 0.240 INCH, TSSOP-48 From old datasheet system CKM66 single chip Clock for mobile 430TX, Supports up to 66.6MHz
single chip IEEE 802.11a/b/g MAC/BASEBAND/RADIO WITH INTEGRATED BLUETOOTH 2.1 EDR AND FM RECEIVER FOR LOW-POWER mobile HANDSET 7.2-MBPS HEDGE 65-nm MULTIMEDIA BASEBAND PROCESSOR