SHOULDER ELECTRONICS HDBF36A2D
SAW filter
ELECTRICAL CHARACTERISTICS
Source impedance Zs=50Ω Load impedance ZL=2kΩ//3pF TA=25℃ Item Freq min typ Center frequency Fo 36.00 Insertion attenuation 36.00MHz 19.0 21.0 Reference level Amplitude ripple (pp) 0.7 32,35 ... 39,65 MHz Pass bandwidth B1.5dB 7.8 B3dB 8.1 12 10 V V Between any terminals Between any terminals max 23.0 1.2 MHz dB dB MHz MHz B15dB B30dB Relative attenuation 31.65MHz 40.35MHz 31.30MHz 40.70MHz Reflected wave signal suppression 1,0 µs ... 6,0 µs after main pulse (test pulse 250 ns, carrier frequency 36,00 MHz) Feedthrough signal suppression 1,3 µs ... 1,2 µs before main pulse (test pulse 250 ns, carrier frequency 36,00 MHz) Group delay ripple (pp) ∆τ 32,35 ... 39,65 MHz Impedance at 36,00 MHz Input: ZIN = RIN || CIN Output: ZOUT = ROUT || COUT 7.0 7.0 22.0 22.0 42.0 8.9 9.4 10.0 10.0 29.0 29.0 52.0 MHz MHz dB dB dB dB dB 50.0 dB 50 80 ns Sidelobe 25.00~31.00MHz 41.00~45.00MHz Temperature coefficient 32.0 30.0 2,8 ||15,5 2...