la76810引脚功能及各脚电压

la76810引脚功能
引脚        功      能  工作电压/V        对地电阻（R×1KΩ）
                                   正测/Ω        反测/Ω
1        音频输出        2.0        3.9K        3.8K
2        调频输出        1.9        7.0K        8.5K
3        图象中频AGC滤波 2.1        7.4K        9.0K
4        RF AGC输出      3.5        6.8K        16K
5        图象中频输入    2.6        7.2K        8.2K
6        图象中频输入    2.6        7.2K        8.2K
7        地              0           0           0
8        中频电源        4.6        0.5K        0.5K
9        滤波            1.5        7.4K        9.5K
10        AFT输出        2.2        7.0K        8.8K
11        总线数据线     4.4        4.3K        5.5K
12        总线时钟线     4.3        4.3K        5.5K
13        自动亮度限制   3.9        5.6K        4.5K
14        R输入          0.5        7.2K        8.6K
15        G输入          0.5        7.2K        8.6K
16        B输入          0.5        7.2K        8.6K
17        消隐输入        0        3.4K        3.4K
18        RGB电源        7.2        0.7K        0.7K
19        R输出          2.0        5.5K        7.8K
20        G输出          1.9        5.6K        7.8K
21        B输出          2.0        5.5K        7.8K
22        同步分离输出   0.2        5.8K        8.0K
23        场输出         2.2        2.0K        2.0K
24        场锯齿波滤波   1.2        7.4K        8.6K
25        行电源         4.9        0.7K        0.7K
26        行AFC滤波      2.4        7.4K        9.1K
27        行输出         0.5        2.2K        2.1K
28        行逆程脉冲输入 0.8        7.2K        8.2K
29        VCO基准        1.4        4.9K        4.8K
30        4MHz时钟输出   0.1        5.4K        9.1K
31        电源           4.7        0.5K        0.5K
32        滤波           7.5        4.8K        ∞K
33        地               0          0          0
34        SECAM B-Y输入  1.6        7.5K        8.2K
35        SECAM R-Y输入  1.6        7.5K        8.4K
36        C-AFC滤波      3.5        7.8K        8.8K
37        FSC输出        2.1        7.0K        8.2K
38        4.43MHz晶振    2.5        7.6K        8.8K
39        色度APC滤波    2.7        7.5K        8.4K
40        视频输出       2.2        7.5K        9.0K
41        地               0          0           0
42        外接视频输入   2.3        7.6K        9.0K
43        V/C/D电源      4.7        0.5K        0.5K
44        视频输入       2.4        7.5K        9.1K
45        黑延伸滤波     1.6        7.5K        8.2K
46        视频输出       1.9        1.8K        1.7K
47        图象中频APC滤波0.9        7.5K        9.0K
48        视频检波       3.9        1.1K        1.0K
49        视频检波       3.9        1.1K        1.1K
50        VDO滤波        2.2        7.2K        9.0K
51        外接音频输入   1.6        7.5K        8.8K
52        伴音中频输出   1.6        7.2K        9.0K
53        伴音中频APC滤波1.9        7.4K        9.0K
54        伴音中频输入   2.8        7.6K        9.1K