壓電晶（jīng）體是一種非中心對稱晶體，在機械力作用下會（huì）產生形變，使帶電質點發生相對位移，從而在晶（jīng）體表（biǎo）麵出（chū）現正、負束縛電荷（hé）。
聲光（guāng）晶體指具有聲光效應的晶體材料，當超聲波通過這種晶體時，會在（zài）其中產生彈性力，導致其折射率與光（guāng）學性質的改變。
| Part Number |
Center Frequency (MHz)
|
3dB Bandwidth (MHz)
|
40dB Bandwidth (MHz)
|
Insertion Loss (MHz)
|
Rejection (MHz)
|
Package | Download |
|---|---|---|---|---|---|---|---|
| LBS14032 | 140 | 0.2 | 0.8 | 25 | 45 | DIP3512 | Downloaded after login |
| LBS14031 | 140 | 0.25 | 0.95 | 26 | 50 | DIP2712 | Downloaded after login |
| LBS14029 | 140 | 0.75 | 1.8 | 23 | 50 | DIP2712 | Downloaded after login |
| LBS14028 | 140 | 1 | 2.2 | 25 | 50 | DIP2712 | Downloaded after login |
| LBS14027 | 140 | 1.5 | 2.7 | 25 | 50 | DIP2712 | Downloaded after login |
| LBS14026 | 140 | 2 | 3.9 | 26 | 50 | DIP2212 | Downloaded after login |
| LBS14025 | 140 | 2.5 | 4.5 | 27.5 | 50 | DIP2712 | Downloaded after login |
| LBS14024 | 140 | 3 | 5 | 27.5 | 50 | DIP2712 | Downloaded after login |
| LBS14023 | 140 | 4.2 | 5.5 | 27 | 45 | DIP2712 | Downloaded after login |
| LBS14021D | 140 | 6 | 8.7 | 26 | 50 | DIP2212 | Downloaded after login |
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