APN1005 Datasheet (Skyworks) - A Balanced Wideband VCO

APN1005, A Balanced Wideband VCO

of the parameters employed.

Figure 5.

SMV1265-011 Libra IV SPICE Model Skyworks Solutions, Inc.

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www.DataSheet.co.kr APPLICATION NOTE APN1005: A Balanced Wideband VCO for Set-Top TV Tuner Applications Introduction Modern set-top TV DBS tuner systems require more channel coverage, while maintaining competitive prices.

This situation creates tough design goals: to improve performance and simplify design.

Balanced VCO configuration could be a competitive circuit solution, since it provides the widest tuning range with practical circuitry and layout.

However, tuning margins would be further i

APN1005 Features

* orate this function into Libra, the pwl() built-in function was used in the “variables” component of the schematic bench. M = pwl (VVAR 0 2 2.5 2 2.500009 25 6.5 25 6.50009 7.3 11 7.3 11.0009 1.8 40 1.8) VJ = pwl (VVAR 0 4 2.5 4 2.500009 68 6.5 68 6.50009