8873CSCNG6PR6各引脚的电路图。谢谢

2024-12-13 18:11:54
推荐回答(2个)
回答1:

引脚 功能 电压 V

1 待机控制 2.8

2 I2C 时钟线 2.73

3 I2C 数据线 3.31

4 调谐电压输出 2.57

5 NTC 开关 0.2

6 键控输入 3.51

7 音量控制 2.58

8 静音控制 0.04

9 地 0

10 频段选择控制 A 4.99

11 频段选择控制 B 0.03

12 地 0

13 SECAM 2.25

14 电源 7.81

15 电源去耦 4.93

16 行 AFC2 滤波 2.8

17 行 AFC1 滤波 3.8

18 地 0

19 电源去耦滤波 3.9

20 枕校信号输出 0.53

21 场反相锯齿波输出 0.7

22 场正相锯齿波输出 0.7

23 中放输入 1.8

24 中放输入 1.8

25 基准电流输入 3.8

26 场锯齿波形成电容 3.7

27 高放 AGC 输出 1.9

28 去加重电容 3.3

29 音频解调滤波 2.2

30 地 0

31 伴音窄带锁相环滤波 / 伴音中频输入 2.2

32 自动音量调整滤波 0.2

33 行驱动输出 0.5

34 沙堡脉冲输出 0.45

35 外部音频信号输入 3.6

36 高压反馈 / 过压保护输入 1.7

37 中放锁相环滤波 2.34

38 视频信号输出 3.0

39 电源 7.8

40 视频信号输入 3.8

41 地 0

42 AV 视频 /S 端子亮度信号输入 3.2

43 S 端子色度信号输入 1.45

44 中放音频信号输出 3.3

45 第二 RGB/YUV 插入控制 2.2

46 DVD/CB 信号输入 2.47

47 DVD/Y 信号输入 2.47

48 DVD/CR 信号输入 2.31

49 ABL 束电流限制输入 / 场保护输入 6.08

50 暗电流检测输入 3.25

51 R 基色输出 3.88

52 G 基色输出 2.78

53 B 基色输出 3.49

54 电源 3.3

55 地 0

56 电源 3.3

57 地 .73

58 晶振信号输入 1.73

59 晶振信号输出 1.79

60 复位 0

61 电源 3.51

62 AV 选择控制输出 1 0.07

63 AV 选择控制输出 2 0.06

64 遥控信号入 4.97

回答2:

楼主搞错了,这数据本来是OM8373的,,,

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