STW81100 Overview
3 Applications Cellular 3G Infrastructure Equipment Other Wireless munication Systems The STMicroelectronics STW81100 is an integrated RF synthesizer and voltage controlled oscilla- April 2005 Rev. 2 1/23 STW81100 Figure 2. Block Diagram O UT BUF P OUT BUF N V DD_ PLL V SS_ PLL REF_ IN REXT VDD_OUTBUF VSS_OUTBUF BUF VDD_DIV4 VSS_DIV4 VCO BUF DIV4 BUF DIV2 BUF VSS_CP VDD_DIV2 VSS_DIV2 REF Divider P F D VCO Divider UP...
STW81100 Key Features
- Direct Output: 3280
- 3900 MHz .. 3800
- 4400 MHz
- Internal divider by 2: 1640
- 1950 MHz 1900
- 2200 MHz
- Internal divider by 4: 820
- 975 MHz 950
- 1100 MHz