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84
Frequency Control
Products
Test Circuit
Dimensions (mm)
LT455/450 Series - Through Hole Ceramic Filter for Communicaons
455 kHz & 450 kHz
Piezo-Ceramic Devices
Standard Specications
Part Number
Centre
Freq.
Inseron
Loss
(Max.)
Ripple
(Max.)
6dB
Bandwidth
(Min.)
40dB
Bandwidth
LT455oU
50dB
Bandwidth
LT455oW
Spurious
Aenuaon
f0 ±100kHz (Min.)
In/Out
Impedance
(Max.) (Max.)
LT455U LT455W
LT455AU LT455AW
455 ±2.0 kHz 4dB 2dB ±17.5kHz ±40kHz ±35kHz 28dB 40dB 1000 Ω
LT455BU LT455BW
455 ±2.0 kHz 4dB 2dB ±15.0kHz ±30kHz ±30kHz 28dB 40dB 1500 Ω
LT455CU LT455CW
455 ±2.0 kHz 4dB 2dB ±12.5kHz ±24kHz ±24kHz 28dB 40dB 1501 Ω
LT455DU LT455DW
455 ±1.5 kHz 4dB 2dB ±10.0kHz ±20kHz ±20kHz 28dB 40dB 1502 Ω
LT455EU LT455EW
455 ±1.5 kHz 6dB 2dB ±7.5kHz ±15kHz ±15kHz 28dB 40dB 1503 Ω
LT455FU LT455FW
455 ±1.5 kHz 6dB 2dB ±6.0kHz ±12.5kHz ±12.5kHz 28dB 40dB 2000 Ω
LT455GU LT455GW
455 ±1.5 kHz 6dB 2dB ±4.5kHz ±10kHz ±10kHz 28dB 40dB 2000 Ω
LT455HU LT455HW
455 ±1.0 kHz 6dB 2dB ±3.0kHz ±9kHz ±9kHz 28dB 40dB 2000 Ω
LT455IU LT455IW
455 ±1.0 kHz 6dB 2dB ±2.0kHz ±7.5kHz ±7.5kHz 28dB 40dB 2000 Ω
LT455HTU LT455HTW
455 ±1.0 kHz 6dB 2dB ±3.0kHz ±9kHz ±9kHz 28dB 40dB 2000 Ω
* 450kHz Centre frequency is also available
LT455 U
LT455 W
LT455 U
LT455 W