Tel : +44 118 979 1238 Fax : +44 118 979 1283 Email: [email protected] Bandpass Filter for Digital Audio Applications 38.912MHz ACTX3077D/38.912/SIP5D Features n Standard: DAB n IF filter for Digital Audio Broadcasting n Constant group delay n Plastic Package Package Dimension Pin Configuration Performance Maximum Ratings Rating Operable Temperature Range TA Value -25 to +65 Unit °C Storage Temperature Range Tstg -40 to +85 °C DC Voltage (between any terminals) VDC 0 V AC Voltage (between any terminals) VPP 10 V In keeping with our ongoing policy of product evolvement and improvement, the above specification is subject to change without notice. ISO9001: 2000 Registered - Registration number 6830/2 For quotations or further information please contact us at: 3 The Business Centre, Molly Millars Lane, Wokingham, Berks, RG41 2EY, UK http://www.actcrystals.com Issue : 1 C1 Date : SEPT 04 Tel : +44 118 979 1238 Fax : +44 118 979 1283 Email: [email protected] Electronic Characteristics Reference temperature: TA = 25 (45) °C Terminating source impedance: ZS = 50 Ω Terminating load impedance: ZL = 2 kΩ || 3 pF Item Centre frequency typ. max. Unit (38.874) (38.912) (38.950) 17.2 18.7 20.2 — — 1.5 2.7 — — MHz MHz 40.0 38.0 52.0 46.0 — — dB dB 43.0 53.0 — dB 42.0 47.0 — dB 42.0 52.0 — dB — 35 — ns — –18 — ppm/K fC (Centre between 10 dB points) Insertion attenuation Reference level for the following data min. MHz IL 38.922 (38.912) MHz Pass bandwidth αrel ≤ 3 dB BW3dB αrel ≤ 30 dB BW30dB Relative attenuation αrel 36.27 … 37.31 (36.26 … 37.30) MHz 40.61 … 41.41 (40.60 … 41.40) MHz Lower sidelobe (incl. second adjacent channel) 30.01 … 36.27 (30.00 … 36.26) MHz Upper sidelobe (incl. second adjacent channel) 41.41 … 50.01 (41.40 … 50.00) MHz dB Reflected wave signal suppression 1.6 μs ... 6.0 μs after main pulse (test pulse 250 ns, carrier frequency 38.922 MHz) Δτ Group delay ripple (p-p) 38.12 … 39.72 (38.11 … 39.71) MHz Temperature coefficient of frequency TCf In keeping with our ongoing policy of product evolvement and improvement, the above specification is subject to change without notice. ISO9001: 2000 Registered - Registration number 6830/2 For quotations or further information please contact us at: 3 The Business Centre, Molly Millars Lane, Wokingham, Berks, RG41 2EY, UK http://www.actcrystals.com Issue : 1 C1 Date : SEPT 04 Tel : +44 118 979 1238 Fax : +44 118 979 1283 Email: [email protected] Frequency Response iCAUTION: Electrostatic Sensitive Device. Observe precautions for handling! In keeping with our ongoing policy of product evolvement and improvement, the above specification is subject to change without notice. ISO9001: 2000 Registered - Registration number 6830/2 For quotations or further information please contact us at: 3 The Business Centre, Molly Millars Lane, Wokingham, Berks, RG41 2EY, UK http://www.actcrystals.com Issue : 1 C1 Date : SEPT 04