The VMN1212501A is a demodulator,used in the CT-2907B TV,video and audio output.
※引脚功能
|
Terminal NO.
| 1
| 2
| 3
| 4
| 5
| 6
| 7
| 8
| 9
| 10
| 11
| 12
| 13
| 14
| 15
| Terminal Name
| GND
| AGC OUT
| IPIN
| VCC1
| AFT OUT
| VIDIEO
| VCC2
| GND
| OUAL
| TS
| MODE
| R
| L
| GND
| -
| Terminal NO.
| 16
| 17
| 18
| 19
| 20
| 21
| 22
| 23
| 24
| 25
| 26
| 27
| 28
| 29
| 30
| Terminal Name
| -
| -
| -
| -
| -
| -
| -
| -
| -
| -
| -
| -
| -
| -
| -
|
|
※主要技术参数
|
频率范围
Frequency Range
|
| 输入/输出阻抗
Input/Output impedance
|
| BM电压
BM Voltage
| Vcc 1 +9V Vcc 2 +12V
| 调谐方式
Tunning Method
|
| 制式
System
| NTSC M/N
|
|
|
参数
Parameters
| Min
| Typ
| Max
| UNIT
| 视频输出幅度
Video output level
| 1.7
| 2
| 2.3
| Vp-p
| 音频输出幅度
Audio output level
| 350
| 500
| 650
| MVrms
|
|
| 1
| 3
| %
|
|
(520101)
