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| SAW Components Data Sheet K 7254 M SAW Components IF Filter for Intercarrier / Multistandard Applications Data Sheet Standard s B/G s D/K s M/N K 7254 M 38,00 MHz Plastic package SIP5K Features s TV IF filter switchable from B/G, D/K mode to M/N mode s M/N mode with Nyquist slope and sound shelf s Customized group delay predistortion s B/G, D/K mode with Nyquist slope and sound suppressiont s Customized group delay predistortion Terminals s Tinned CuFe alloy Dimensions in mm, approx. weight 1,0 g Pin configuration 1 2 3 4,5 Input Switching input Chip carrier - ground Output 1 4 2 5 3 Type K 7254 M Ordering code B39380-K7254-M100 Marking and package according to C61157-A1-A15 Packing according to F61074-V8067-Z000 Maximum ratings Operable temperature range Storage temperature range DC voltage AC voltage TA Tstg VDC Vpp -25/+65 -40/+85 5 10 C C V V between any terminals between any terminals 2 Jan 27, 2003 SAW Components IF Filter for Intercarrier / Multistandard Applications Data Sheet Characteristics in B/G, D/K mode (switching input pin 2 connected to ground) Reference temperature: Terminating source impedpulseance: Terminating load impedance: K 7254 M 38,00 MHz TA = ZS = ZL = 25 C 50 2 k || 3 pF min. typ. 15,8 max. 17,3 dB Insertion attenuation Reference level for the following data Relative attenuation Picture carrier Color carrier Sound carrier Adjacent picture carrier Adjacent sound carrier Lower sidelobe Upper sidelobe 36,50 MHz 14,3 rel 38,00 33,57 31,50 32,50 30,00 31,00 39,50 40,50 25,00 ..... 29,20 39,50 ..... 45,00 MHz MHz MHz MHz MHz MHz MHz MHz MHz MHz 5,2 0,2 46,0 36,0 44,0 42,0 40,0 40,0 42,0 34,0 6,2 1,2 63,0 48,0 55,0 55,0 51,0 53,0 51,0 39,0 7,2 2,2 -- -- -- -- -- -- -- -- dB dB dB dB dB dB dB dB dB dB Reflected wave signal suppression 1,3 s ... 6,0 s after main pulse (test pulse 250 ns, carrier frequency 36,50 MHz) Feedthrough signal suppression 1,2 s ... 1,1 s before main pulse (test pulse 250 ns, carrier frequency 36,50 MHz) Group delay predistortion (reference frequency 38,00 MHz) 33,57 MHz Impedance at 36,50 MHz Input: ZIN = RIN || CIN Output: ZOUT = ROUT || COUT Temperature coefficient of frequency 42,0 50,0 -- dB 50,0 56,0 -- dB -- -60 -- ns -- -- 1,1 ||18,4 1,5 || 4,5 -72 -- -- -- k || pF k || pF ppm/K TCf -- 3 Jan 27, 2003 SAW Components IF Filter for Intercarrier / Multistandard Applications Data Sheet Characteristics in M/N mode (switching input pin 2 connected to pin 1) Reference temperature: Terminating source impedance: Terminating load impedance: K 7254 M 38,00 MHz TA = ZS = ZL = 25 C 50 2 k || 3 pF min. typ. 15,7 max. 17,2 dB Insertion attenuation Reference level for the following data Relative attenuation Picture carrier Color carrier Sound carrier Adjacent picture carrier Adjacent sound carrier Lower sidelobe Upper sidelobe 36,50 MHz 14,2 rel 38,00 34,42 33,50 32,00 39,50 25,00 ..... 32,00 39,50 ..... 45,00 MHz MHz MHz MHz MHz MHz MHz 5,3 2,3 18,6 43,0 42,0 40,0 36,0 6,3 3,3 20,1 51,0 56,0 46,0 42,0 7,3 4,3 21,6 -- -- -- -- dB dB dB dB dB dB dB Reflected wave signal suppression 1,3 s ... 6,0 s after main pulse (test pulse 250 ns, carrier frequency 36,50 MHz) Feedthrough signal suppression 1,2 s ... 1,1 s before main pulse (test pulse 250 ns, carrier frequency 36,50 MHz) Group delay predistortion (reference frequency 38,00 MHz) 34,42 MHz Impedance at 36,50 MHz Input: ZIN = RIN || CIN Output: ZOUT = ROUT || COUT Temperature coefficient of frequency 42,0 50,0 -- dB -- 50,0 -- dB -- -60 -- ns -- -- 1,2 ||20,3 1,5 || 4,5 -72 -- -- -- k || pF k || pF ppm/K TCf -- 4 Jan 27, 2003 SAW Components IF Filter for Intercarrier / Multistandard Applications Data Sheet Frequency response B/G, D/K mode K 7254 M 38,00 MHz 5 Jan 27, 2003 SAW Components IF Filter for Intercarrier / Multistandard Applications Data Sheet Frequency response B/G, D/K mode K 7254 M 38,00 MHz Time domain response B/G, D/K mode 6 Jan 27, 2003 SAW Components IF Filter for Intercarrier / Multistandard Applications Data Sheet Frequency response M/N mode K 7254 M 38,00 MHz 7 Jan 27, 2003 SAW Components IF Filter for Intercarrier / Multistandard Applications Data Sheet Frequency response M/N mode K 7254 M 38,00 MHz Time domain response M/N mode 8 Jan 27, 2003 SAW Components IF Filter for Intercarrier / Multistandard Applications Data Sheet K 7254 M 38,00 MHz Published by EPCOS AG Surface Acoustic Wave Components Division, SAW CE MM PD P.O. Box 80 17 09, 81617 Munich, GERMANY (c) EPCOS AG 2003. Reproduction, publication and dissemination of this brochure and the information contained therein without EPCOS' prior express consent is prohibited. Purchase orders are subject to the General Conditions for the Supply of Products and Services of the Electrical and Electronics Industry recommended by the ZVEI (German Electrical and Electronic Manufacturers' Association), unless otherwise agreed. This brochure replaces the previous edition. 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. 9 Jan 27, 2003 |
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