SP8T RF electronic switch 100K-8GHz broadband wide high isolation low insertion loss enclosure
3, Module index parameters
Plate: Teflon RF plate,
Operating frequency: 100KHz-8GHZ (when the frequency is lower than 1M, the internal microwave capacitance can be increased);
Input, input and output interface: SMA-50 Ω (outer spiral inner hole);
Circuit board size: 5.1 * 5.1CM (excluding protruding SMA);
Power supply:+5V (with input protection diode);
Control port: 0/5V control (single chip microcomputer IO port can be used for control, ABC three main control);
Insertion loss and isolation: refer to S21 curve for details;
The control interfaces are:+5V, GND and ABC.
4, Physical photos
五,S参数
5.1 100K-8GHZ插入损耗测量
5.2 100K-8GHZ隔离度测量
六,控制逻辑
|
C控制口电平 |
B控制口电平 |
A控制口电平 |
RFC接通口 |
|
0 |
0 |
0 |
RFC接通RF1 |
|
0 |
0 |
1 |
RFC接通RF2 |
|
0 |
1 |
0 |
RFC接通RF3 |
|
0 |
1 |
1 |
RFC接通RF4 |
|
1 |
0 |
0 |
RFC接通RF5 |
|
1 |
0 |
1 |
RFC接通RF6 |
|
1 |
1 |
0 |
RFC接通RF7 |
|
1 |
1 |
1 |
RFC接通RF8 |