SAW filter
1.SCOPE
SHOULDER’ s SAW filter series have broad line up products meeting all broadcast standard including NTSC,PAL and ...
Description
1.SCOPE
SHOULDER’ s SAW filter series have broad line up products meeting all broadcast standard including NTSC,PAL and SECAM systems. These filters are composed of two interdigital transducers on a single-crystal. piezoelectrical chip. they are used in electronic equipments such as TV and so on.
2.Construction
2.1 Dimension and materials Type : BF70A2M
0: year(0,1,2,3,4,5,6,7,8,9) B:product in this quarter(A:1~3,B:4~6,C:7~9,D:10~12)
3.Characteristics
Standard atmospheric conditions Unless otherwise specified , the standard rang of atmospheric conditions for making measurements and tests is as follows; Ambient temperature : 15¡æ to 35¡æ Relative humidity : 25% to 85% Air pressure : 86kPa to 106kPa Operating temperature rang Operating temperature rang is the rang of ambient temperatures in which the filter can be operated continuously. -10¡æ ~ +60¡æ Storage temperature rang Storage temperature rang is the rang of ambient temperatures at which the filter can be stored without damage. Conditions are as specified elsewhere in these specifications. -40¡æ ~ +70¡æ Reference temperature +25¡æ
3.1 Maximum Rating DC voltage AC voltage VDC Vpp 12 10 V V Between any terminals Between any terminals
3.2 Electrical Characteristics Source impedance Zs=50¦¸ Load impedance ZL=50¦¸ Item Freq Center frequency Fo Insertion attenuation 70.00MHz Reference level Pass bandwidth B3dB 67.44MHz 72.56MHz Relative attenuation 62.32MHz 77.68MHz 55.00~62.25MHz Sidelobe 77.75~85.00MHz Temperature coeffi...
Similar Datasheet