Description
Si4133 Si4123/22/13/12 D U A L - B A N D R F S Y N T H E S I Z E R W I T H I N TE G R A T E D V C O S F OR W I R E L E S S C O M M U N I C A T I O N S.
http://www.
Features
* Dual-band RF synthesizers
* RF1:
* 900 MHz to 1.8 GHz
* RF2: 750 MHz to 1.5 GHz
* IF synthesizer
* IF:
62.5 to 1000 MHz
Integrated VCOs, loop filters,
* varactors, and resonators Minimal (2) number of external components require
Applications
* Pin Assignments
Dual-band communications Digital cellular telephones GSM 850, E-GSM 900, DCS 1800, PCS 1900 Digital cordless phones Analog cordless phones Wireless local loop
Si4133-GT
SCLK SDATA GNDR RFLD
1 2 3 4 5 6 7 8 9 10 11 12
24 23 22 21 20 19 18 17 16 15 14
