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作者:佚名 来源:本站整理 发布时间:2011-11-17 15:39:16
OM8361(4P01,5P01机芯)解码脚号电压/V正向电阻/KΩ反向电阻/KΩ引脚功能13.21116音频输出,伴音去加重264.84.8中频调整回路364.84.8中频调整回路47.210.532
视频识别输出5010.5+∞伴音中频输入63.61015外接音频输入7310.514.5
视频检波输出81.881.2电源退耦回路9000地10822电源11000地120.81115退耦133.810.515.5
视频信号输入143.499.5清晰度控制153.610.515.5V/Y信号输入160.13.83.8AV/TV开关CIN173.61011.5亮度控制182.64.54.5B输出192.24.54.5G输出202.955R输出210.41.51.5快速消隐220.61115.5R输入230.61115.5G输入240.61115.5B输入252.81016对比度控制261.84.829色饱和度控制272.41014色调控制283.41115.5B-Y输入293.61115.5R-Y输入301.71015.5R-Y输出311.71015.5B-Y输出320+∞+∞空333.81015色同步相位检波342.610143.58MHz晶振352.610144.43MHz晶振368.255.5行启动电源370.922行激励输出380.49.718行逆程脉冲输入/沙堡脉冲输出392.21016AFC2环路滤波402.71010AFC1环路滤波412.2910场反馈输入422.4117场幅控制431.677.5场激励输出440.41057AFC控制输出454.21113中频信号输入464.21113中频信号输入470.210+∞高放AGC输出483.51014AGC滤波490.210+∞AGC调节503.610.515音频输出5141116.5音频去耦526.61113电源去耦