SAW Components K 7252 M IF Filter for Intercarrier / Multistandard Applications 38,90 MHz Data Sheet Characteristics in B/G, D/K mode (switching pin 2 connected to ground) TA = 25 ˚C ZS = 50 Ω ZL = 2 kΩ || 3 pF Reference temperature: Terminating source impedance: Terminating load impedance: min. 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 typ. max. α 37,40 MHz 15,4 16,9 18,4 dB 4,6 0,2 17,7 16,0 46,0 38,0 41,0 40,0 36,0 33,0 5,6 1,2 19,2 17,5 58,0 50,0 50,0 46,0 42,0 39,0 6,6 2,2 20,7 — — — — — — — dB dB dB dB dB dB dB dB dB dB 42,0 50,0 — dB — 56,0 — dB — — ns ns — kΩ || pF — kΩ || pF — ppm/K αrel 38,90 34,47 32,40 33,40 30,90 31,90 40,40 41,40 25,00 ... 30,90 40,40 ... 45,00 MHz MHz MHz MHz MHz MHz MHz MHz MHz MHz Reflected wave signal suppression 1,3 µs ... 6,0 µs after main pulse (test pulse 250 ns, carrier frequency 37,40 MHz) Feedthrough signal suppression 1,2 µs ... 1,1 µs before main pulse (test pulse 250 ns, carrier frequency 37,40 MHz) ∆τ Group delay predistortion (reference frequency 38,90 MHz) 36,80 MHz 34,47 MHz — — Impedance at 37,40 MHz Input: ZIN = RIN || CIN Output: ZOUT = ROUT || COUT — — TCf Temperature coefficient of frequency 3 — Jul 03, 2000 –40 50 1,0 ||17,3 2,7 || 3,4 –72 SAW Components K 7252 M IF Filter for Intercarrier / Multistandard Applications 38,90 MHz Data Sheet Characteristics in M/N mode (switching pin 2 connected to pin 1) TA = 25 ˚C ZS = 50 Ω ZL = 2 kΩ || 3 pF Reference temperature: Terminating source impedance: Terminating load impedance: min. 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 typ. max. α 37,40 MHz 15,5 17,0 18,5 dB 4,9 0,8 17,0 40,0 41,0 36,0 31,0 5,9 1,8 18,5 52,0 49,0 42,0 37,0 6,9 2,8 20,0 — — — — dB dB dB dB dB dB dB 42,0 52,0 — dB — 50,0 — dB — 50 — ns — 1,1 ||21,0 2,7 || 3,4 — kΩ || pF — kΩ || pF — ppm/K αrel 38,90 35,32 34,40 32,90 40,40 25,00 ..... 32,90 40,40 ..... 45,00 MHz MHz MHz MHz MHz MHz MHz Reflected wave signal suppression 1,2 µs ... 6,0 µs after main pulse (test pulse 250 ns, carrier frequency 37,40 MHz) Feedthrough signal suppression 1,2 µs ... 1,1 µs before main pulse (test pulse 250 ns, carrier frequency 37,40 MHz) ∆τ Group delay ripple (p-p) Impedance at 37,40 MHz Input: ZIN = RIN || CIN Output: ZOUT = ROUT || COUT — TCf Temperature coefficient of frequency 4 — Jul 03, 2000 –72 SAW Components K 7252 M IF Filter for Intercarrier / Multistandard Applications Data Sheet Frequency response B/G, D/K mode 5 Jul 03, 2000 38,90 MHz SAW Components K 7252 M IF Filter for Intercarrier / Multistandard Applications Data Sheet Frequency response B/G, D/K mode Time domain response B/G, D/K mode 6 Jul 03, 2000 38,90 MHz SAW Components K 7252 M IF Filter for Intercarrier / Multistandard Applications Data Sheet Frequency response M/N mode 7 Jul 03, 2000 38,90 MHz SAW Components K 7252 M IF Filter for Intercarrier / Multistandard Applications Data Sheet Frequency response M/N mode Time domain response M/N mode 8 Jul 03, 2000 38,90 MHz SAW Components K 7252 M IF Filter for Intercarrier / Multistandard Applications 38,90 MHz Data Sheet Published by EPCOS AG Surface Acoustic Wave Components Division, OFW E UE P.O. Box 80 17 09, D-81617 München EPCOS AG 1999. All Rights Reserved. As far as patents or other rights of third parties are concerned, liability is only assumed for components 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. 9 Jul 03, 2000