SAW Components Data Sheet G 3956 M SAW Components G 3956 M IF Filter for Video Applications 38,90 MHz Data Sheet Standard Plastic package SIP5K ■ B/G Features ■ TV IF filter with Nyquist slope and sound suppression ■ High color carrier level ■ Reduced group delay predistortion as compared with standard B/G, half ■ Suitable for CENELEC EN 55020 Terminals ■ Tinned CuFe alloy Dimensions in mm, approx. weight 1,0 g Pin configuration 1 2 3 4 5 Input Input - ground Chip carrier - ground Output Output Type Ordering code G 3956 M B39389-G3956-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 ˚C –40/+85 12 10 ˚C V V 2 between any terminals between any terminals Dec 03, 1999 SAW Components G 3956 M IF Filter for Video Applications 38,90 MHz Data Sheet Characteristics 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 typ. max. α 37,40 MHz 12,2 13,7 15,2 dB 5,1 0,0 26,0 — — 48,0 48,0 44,0 48,0 42,0 45,0 44,0 42,0 40,0 6,1 1,0 39,0 25,0 7,0 58,0 56,0 52,0 60,0 51,0 57,0 57,0 49,0 46,0 7,1 2,0 — — — — — — — — — — — — dB dB dB dB dB dB dB dB dB dB dB dB dB dB 42,0 52,0 — dB 50,0 56,0 — dB — — ns ns — kΩ || pF — kΩ || pF — ppm/K αrel 38,90 34,47 33,40 33,15 33,90 Adjacent picture carrier UHF 30,90 VHF 31,90 31,40 32,40 40,15 Adjacent sound carrier VHF 40,40 UHF 41,40 Lower sidelobe 25,00 ... 31,90 Upper sidelobe 40,40 ... 45,00 MHz MHz MHz MHz 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 ... 1,0 µs before main pulse (test pulse 250 ns, carrier frequency 37,40 MHz) ∆τ Group delay predistortion (reference frequency 38,90 MHz) 36,90 MHz 34,47 MHz — — Impedance at 37,40 MHz Input: ZIN = RIN || CIN Output: ZOUT = ROUT || COUT — — TCf Temperature coefficient of frequency 3 — Dec 03, 1999 –85 70 1,3 ||16,6 1,4 || 4,5 –72 SAW Components G 3956 M IF Filter for Video Applications 38,90 MHz Data Sheet Frequency response 4 Dec 03, 1999 SAW Components G 3956 M IF Filter for Video Applications 38,90 MHz Data Sheet Frequency response Time domain response 5 Dec 03, 1999 SAW Components G 3956 M IF Filter for Video 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. 6 Dec 03, 1999