引腳序號(hào)英文符號(hào)對(duì)地電阻(kΩ)直流電壓(V)引腳功能黑筆測(cè)紅筆測(cè)有信號(hào)無(wú)信號(hào)1NR11.64.96噪聲抑制2CVBSOUT0.860.764.85.5復(fù)合視頻信號(hào)輸出3BIAS0.860.764.85.6噪聲抑制偏置4VGAINADJ0.860.950.90.9視頻放大增益調(diào)整控制信號(hào)5IFBYPASS1.154.44.6中頻信號(hào)旁 (共 750 字) [閱讀本文] >>