STW81100 Datasheet (STMicroelectronics) - MULTI-BAND RF FREQUENCY SYNTHESIZER

STW81100, MULTI-BAND RF FREQUENCY SYNTHESIZER

3 * * Applications Cellular 3G Infrastructure Equipment Other Wireless Communication 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

STW81100 Features

* Figure 1. Package Integer-N Frequency Synthesizer Dual differential integrated VCOs with automatic center frequency calibration:

* Direct Output: 3280

* 3900 MHz www.DataSheet4U.com 3800

* 4400 MHz

* Internal divider by 2: 1640

* 1950 MHz 1900

* 2200