M3654K EPCOS | Alldatasheet

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Technical content

2 Mar 31 , 2006

45,75 MHzIF Filter for Quasi/Split Sound Applications Data Sheet Plastic package DIP10KStandard ■ M/N

Features

■ TV IF filter for quasi/split sound applications (separate picture and sound channel) ■ Picture channel with Nyquist slope and sound suppression ■ High color carrier level ■ Customized group delay predistortion ■ Sound channel with passband for sound carrier only Terminals ■ Tinned CuFe alloy Pin configuration

1 Input - sound

2 Input - ground

3; 8 Chip carrier - ground 4; 5 Output - sound 6; 7 Output - picture

9 Free

10 Input picture

Type Ordering code Marking and package according to Packing according to M 3654 K B39458-M3654-K100 C61157-A2-A3 F61074-V8068-Z000 Maximum ratings Operable temperature range TA –25/+65 ˚C Storage temperature rangeTstg –40/+85 ˚C DC voltage VDC 5Vbetween any terminals AC voltage Vpp 10 V between any terminals Dimensions in mm, approx. weight 1,8 g

3Mar 31, 2006 SAW Components M 3654 K 45,75 MHzIF Filter for Quasi/Split Sound Applications Data Sheet Characteristics of picture channel Reference temperature: TA = 25 (45)˚C Terminating source impedance: ZS = 50Ω Terminating load impedance: ZL = 2 kΩ || 3 pF min. typ. max. Insertion attenuation α Reference level for the 44,06 (44,00) MHz 11,5 13,0 14,5 dB following data Relative attenuation α rel Picture carrier 45,81 (45,75) MHz 5,3 6,0 6,7 dB Color carrier 42,23 (42,17) MHz –0,1 0,9 1,9 dB Sound carrier 41,31 (41,25) MHz 25,0 39,0 — dB Adjacent picture carrier 39,81 (39,75) MHz 45,0 56,0 — dB Adjacent sound carrier 47,31 (47,25) MHz 44,0 51,0 — dB Lower sidelobe Upper sidelobe Reflected wave signal suppression 1,2µs ... 6,0µs after main pulse 42,0 52,0 — dB (test pulse 250 ns, carrier frequency 44,06 MHz) Feedthrough signal suppression 1,2µs ... 1,1µs before main pulse — 50,0 — dB (test pulse 250 ns, carrier frequency 44,06 MHz) Group delay predistortion (reference frequency 45,81 MHz) 42,23 (42,17) MHz — –40 — ns Impedance at 44,06 MHz Input: ZIN = R IN ||C IN — 1,2 ||12,4 — k Ω || pF Output:ZOUT = R OUT ||C OUT — 1,2 || 3,5 —k Ω || pF Temperature coefficient of frequency TC f — –72 — ppm/K

4Mar 31, 2006 SAW Components M 3654 K 45,75 MHzIF Filter for Quasi/Split Sound Applications Data Sheet Characteristics of sound channel Reference temperature: TA = 25 (45) ˚C Terminating source impedance: ZS = 50Ω Terminating load impedance: ZL = 2 kΩ || 3 pF min. typ. max. Insertion attenuation α Reference level for the 41,31 (41,25) MHz 9,4 10,9 12,4 dB following data Pass bandwith α rel ≤3d B B3dB — 0,6 — MHz α rel≤ 20 dB B20dB — 1,35 — MHz Relative attenuation α rel Picture carrier 45,81 (45,75) MHz 45,0 55,0 — dB Color carrier 42,23 (42,17) MHz 22,0 26,0 — dB Adjacent picture carrier 39,81 (39,75) MHz 40,0 47,0 — dB Adjacent sound carrier 47,31 (47,25) MHz 43,0 52,0 — dB Lower sidelobe Upper sidelobe Group delay ripple(p–p) Δτ Impedance at 41,31 MHz Input: ZIN = R IN ||C IN — 0,6 ||14,2 — k Ω || pF Output:ZOUT = R OUT ||C OUT — 2,8 || 2,4—k Ω || pF Temperature coefficient of frequency TC f — –72 — ppm/K

5Mar 31, 2006 SAW Components M 3654 K 45,75 MHzIF Filter for Quasi/Split Sound Applications Data Sheet Frequency response of picture channel

6Mar 31, 2006 SAW Components M 3654 K 45,75 MHzIF Filter for Quasi/Split Sound Applications Data Sheet Frequency response of picture channel Time domain response of picture channel

7Mar 31, 2006 SAW Components M 3654 K 45,75 MHzIF Filter for Quasi/Split Sound Applications Data Sheet Frequency response of sound channel

8Mar 31, 2006 SAW Components M 3654 K 45,75 MHzIF Filter for Quasi/Split Sound Applications Data Sheet Published by EPCOS AG Surface Acoustic Wave Components Division, SAW CE MM PD P.O. Box 80 17 09, D-81617 München  EPCOS AG 2001. All Rights Reserved. As far as patents or other rights of third parties are concerned, liability is only assumed for compo- nents per se, not for applications, processes and circuits implemented within components or assemblies. The information describes the type of component and shall not be considered as assured characteristics. Terms of delivery and rights to change design reserved. For questions on technology, prices and delivery please contact the sales offices of EPCOS AG or the international representatives. Due to technical requirements components may contain dangerous substances. For information on the type in question please also contact one of our sales offices.