LTM455/450□U/W Series of Ceramic Filter For Communication
455-450khZ
| TECHNICAL CHARACTERISTICS | ||||||||||
| Part Number | Center Frequency | Insertion Loss | Pass Band Ripple | 6dB Band Width | 40dB Band Width | 50dB Band Width | Spurious Attenuation | Input/Output | ||
| (fn)(MHz) | (dB)max | (dB)max | (kHz)min | (kHz)min(LT455□U) | (kHz)min(LT455□W) | fo±100KHz(dB)min | Impedance(Ω) | |||
| LTM455□U | LTM455□W | |||||||||
| LTM455AU | LTM455AW | 455±2.0 | 4 | 2 | ±17.5 | ±40 | ±35 | 28 | 40 | 1000 |
| LTM455BU | LTM455BW | 455±2.0 | 4 | 2 | ±15 | ±30 | ±30 | 28 | 40 | 1500 |
| LTM455CU | LTM455CW | 455±2.0 | 4 | 2 | ±12.5 | ±24 | ±24 | 28 | 40 | 1500 |
| LTM455DU | LTM455DW | 455±1.5 | 6 | 2 | ±10 | ±20 | ±20 | 28 | 40 | 1500 |
| LTM455EU | LTM455EW | 455±1.5 | 6 | 2 | ±7.5 | ±15 | ±15 | 28 | 40 | 1500 |
| LTM455FU | LTM455FW | 455±1.5 | 6 | 2 | ±6 | ±12.5 | ±12.5 | 28 | 40 | 2000 |
| LTM455GU | LTM455GW | 455±1.5 | 6 | 2 | ±4.5 | ±10 | ±10 | 28 | 40 | 2000 |
| LTM455HU | LTM455HW | 455±1.0 | 6 | 2 | ±3 | ±9 | ±9 | 28 | 40 | 2000 |
| LTM455IU | LTM455IW | 455±1.0 | 6 | 2 | ±2 | ±7.5 | ±7.5 | 28 | 40 | 2000 |
| LTM455HTU | LTM455HTW | 455±1.0 | 6 | 2 | ±3 | ±9 | ±9 | 35 | 60 | 2000 |
﹡也适用中心频率450KHz的滤波器 Center frequency 450 KHz is also available