AR# 62330

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XAPP589 v2.2 - VCXO G1 / G2 Range is incorrect

描述

In version v2.2 and previous of the VCXO XAPP589, it states the following in table 5:

G1[4:0] Input Filter linear path gain: range 0 to F.
G2[4:0] Input Filter integrator path gain: range 0 to C.

解决方案

The ranges listed are incorrect and should be:

G1[4:0] Input Filter linear path gain: range 0 to 12 h.
G2[4:0] Input Filter integrator path gain: range 0 to 14 h.

The condition G2>G1+2 should always be respected for stability.

链接问答记录

主要问答记录

Answer Number 问答标题 问题版本 已解决问题的版本
56136 XAPP589 - XAPP1241 - All Digital VCXO Replacement (PICXO) - Design Assistant / Master Answer Record N/A N/A
AR# 62330
日期 04/16/2015
状态 Active
Type 综合文章
器件 More Less
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