LTW33-455E

LTU455B2 AEL | Alldatasheet

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q u a r t z b a s e d f r e q u e n c y c o n t r o l c o m p o n e n t s Order Hotline +44 1293 524245 www.aelcrystals.co.uk sales@aelcrystals.co.uk S P E C I F I C A T I O N 8.2 To take the best advantage of the safety feature of ceramic filters, connect output to anIF amplifier through a DC cut capacitor. Avoid directly applying DC to output end of ceramic filters (Between 5 & 2,3,4) 2 1 2.7 4.3 Pin Connections 1 = Input 2 = Ground 3 = Output High Selectivity Low Cost Wide Range of bandwidths Available Industry Standard Outline & Pinout Communications Equipment F R E Q U E N C Y C H A R A C T E R I S T I C S Part Numb er Centre Freq (M Hz) Insertion Loss (dB Max) Pass Band Ripple (dB Max) 6 dB Bandwidth (kHz Min) 40 dB Bandwidth (kHz Min) Stopband Att. +/ -100kHz (dB M in ) Input/Output Impedence ( ) LTU455B2 455 +/ -2.0 +/-15.0 +/ -30.0 1500 LTU455C2 455 +/ -2.0 +/-12.5 +/ -24.0 1500 LTU455D2 455 +/ -1.5 +/-10.0 +/ -20.0 1500 LTU455E2 455 +/ -1.5 +/- 7.5 +/-15.0 1500 LTU455F2 455 +/ -1.5 +/- 6.0 +/-12.5 2000 LTU455G2 455 +/ -1.5 +/- 4.5 +/-10.0 2000 LTU455H2 455 +/ -1.0 +/- 3.0 +/- 9.0 2000 LTU455I2 455 +/ -1.0 +/- 2.0 +/- 7.5 2000 LTU455HT 455 +/ -1.0 +/- 3.0 +/- 9.0 2000 RF V.M C S.S.G LTU 1 3 Rg Rg+R1+R2=input/Output Impedence C=10pF (Including strays and input/output capacitance of RF Voltmeter 400 410 420 430 440 450 460 470 480 490 500 Attenuation (dB) Freq (kHz) LTU 455B2 LTU 455E2 LTU 455H2 Frequency Characteristics Test Circuit www.aelcrystals.co.uk

Ceramic Filter LTW33 Series 450 kHz & 455kHz q u a r t z b a s e d f r e q u e n c y c o n t r o l c o m p o n e n t s Order Hotline +44 1293 524245 www.aelcrystals.co.uk sales@aelcrystals.co.uk S P E C I F I C A T I O N High Selectivity Low Cost Wide Range of bandwidths Available Industry Standard Outline Communications Equipment F R E Q U E N C Y C H A R A C T E R I S T I C S Frequency Characteristics Test Circuit 4 3 2 1 2.0 4.3 Pin Connections 1 = Input 2 = Ground 3 = Ground 4 = Ground 5 = Output 33-455D 11.3 2.9 2.9 2.6 To take the best advantage of the safety feature of ceramic filters, connect output to anIF amplifier through a DC cut capacitor. Avoid directly applying DC to output end of ceramic filters (Between 5 & 2,3,4) Part Numb er Centre Freq (M Hz) Insertion Loss (dB Max) Pass Band Ripple (dB Max) 6 dB Bandwidth (kHz Min) 40 dB Bandwidth (kHz Min) Stopband Att. +/ -100kHz (dB Min) Input/Output Impedence ( ) LTW33-455B 455 +/ -2.0 +/-15.0 +/ -30.0 1500 LTW33-455C 455 +/ -2.0 +/-12.5 +/ -24.0 1500 LTW33-455D 455 +/ -1.5 +/-10.0 +/ -20.0 1500 LTW33-455E 455 +/ -1.5 +/- 7.5 +/-15.0 1500 LTW33-455F 455 +/ -1.5 +/- 6.0 +/-12.5 2000 LTW33-455G 455 +/ -1.5 +/- 4.5 +/-10.0 2000 LTW33-455H 455 +/ -1.0 +/- 3.0 +/- 9.0 2000 LTW33-455I 455 +/ -1.0 +/- 2.0 +/- 7.5 2000 LTW33-455HT 455 +/ -1.0 +/- 3.0 +/- 9.0 2000 RF V.M C S.S.G LTW 1 5 Rg Rg+R1+R2=input/Output Impedence C=10pF (Including strays and input/output capacitance of RF Voltmeter 400 410 420 430 440 450 460 470 480 490 500 Attenuation (dB) Freq (kHz) LTW33-455B LTW33-455D LTW33-455H www.aelcrystals.co.uk