序号No. | Item | 規格(Specifications) | 單位Unit | 測試條件 Test Condition |
最小(xiǎo)Min. | 典型Typ. | 最大(dà)Max. |
直流特性(DC Characteristics) |
1 | 電源電壓(Supply Voltage) | 3.3 | 5V | 5.5 | VDC |
|
2 | 電流(Current Consumption) |
| 110 | 120 | mA |
|
5.2 視頻特性(Video Characteristics) |
1 | 輸入阻抗(Input Impedance) |
| 75 |
| Ω |
|
2 | 峰值頻偏(Peak Deviation) |
| 1.2 |
| MHz | 調制源(MOD): 正弦波(sine wave) 400KHz 1Vp-p |
5.3 音頻特性(Audio Characteristics) |
1 | 輸入阻抗(Input Impedance) |
| 10 |
| KΩ |
|
2 | 峰值頻偏(Peak Deviation) |
| 12 |
| KHz | 1Vp-p (1KHz) |
3 | 預加重(Pre-emphasis) |
| 50 |
| μsec |
|
5.4 RF輸出特性(Output Characteristic ) |
1 | 發射功率(Tx Power) | 12 | 13 | 14 | dBm |
|
2 | 音頻載波電平 (Audio subcarrier Level) | -26 | -28 | -30 | dBc | A/V比(Video and Audio Index) |
3 | 音頻載波頻率範圍AL (Audio Subcarrier Freq. NCY) | 6470 | 6500 | 6530 | KHz |
|