器件名称:
B3678
功能描述:
SAW Components Low-Loss Filter 246,0 MHz
文件大小:
74.37KB 共5页
简 介:
SAW Components Data Sheet B3678 SAW Components Low-Loss Filter Data Sheet B3678 246,0 MHz Ceramic package QCC8C Features Low-loss IF filter Low insertion attenuation Low amplitude ripple Usable passband 1 MHz No matching network required for operation at 200 (input) and 50 (output) q Balanced input, unbalanced output q Ceramic package for Surface Mounted Technology (SMT) q q q q q Terminals q Ni, gold-plated Dimensions in mm, approx. weight 0,1 g Pin configuration 5, 6 2 1 4, 8 3, 7 Type B3678 Balanced Input (200 ) Output (50 ) To be grounded Case ground Not connected Ordering code B39251-B3678-U310 Marking and Package according to C61157-A7-A56 Packing according to F61074-V8070-Z000 Electrostatic Sensitive Device (ESD) Maximum ratings Operable temperature range Storage temperature range DC voltage Source power T Tstg VDC Ps – 25 / + 85 – 40 / + 85 0 0 C C V dBm 2 Nov 17, 1999 SAW Components Low-Loss Filter Data Sheet Characteristics Operating temperature range: Terminating source impedance: Terminating load impedance: B3678 246,0 MHz T = -25 to +85C ZS = 200 ZL = 50 min. typ. 246,00 max. — MHz Nominal frequency Maximum insertion attenuation 245,5 ... 246,5 Amplitude ripple in any 200 kHz span: 245,5 ... 246,5 245,5 ... 246,5 MHz MHz fN αmax MHz α — — 1,9 2,5 dB — — τ 0,2 0,1 0,4 0,2 dB dB Group delay ripple (p-p) 245,8 ... 246,2 245,5 ... 246,5 Attenuation 100,0 226,0 256,0 266,0 268,0 ... ... ... ... ... 226,0 236,0 266,0 268,0 500,0 MHz MH……
