This part is a kind of semiconductor called MC145163.

Function of this product has MC145163 PLL Integrated Circuits.

Manufacturers : ETC

Image and pinout :

Some of the text within the PDF file :

MC145163 PLL Integrated Circuits The MC145163 is programmed by 16 parallelinput data lines for the N counter and 2 input lines for the R counter. The device features consist of a reference oscillator, selectablereference divider, digitalphase detector, and 16bit programmable dividebyN counter.  On or OffChip Reference Oscillator Operation  Lock Detect Signal  Single Modulus/Parallel Programming  4 UserSelectable ÷ R Values: 512, 1024, 2048, 4096 ÷ N Range = 3 to 9999 www.DataSheetLIST.com www.DataSheetLIST.com Pin 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 FIN Name Frequency input - Max. 30MHz Ground V+ (5 Volt) Phase Comparator Output Decription GND VDD PD RA0 RA1 øR øV P0 P1 P2 P3 P4 P5 P6 P7 P8 P9 P10 P11 P12 P13 P14 P15 ROUT RI RO L Refer [ ... ]

MC145163 PDF Datasheet Download