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| Approved by: Checked by: Issued by: SPECIFICATION PRODUCT: SAW FILTER MODEL: HF638902T (K6259K) DIP10K HOPE MICROELECTRONICS CO.,LIMITED Tel:+86-755-82973806 Fax:+86-755-82973550 E-mail: sales@hoperf.com http://www.hoperf.com Page 1 of 1 1.Construction 1.1 Dimension and materials Type : F638902T 1 1.2. Circuit construction, measurement circuit 2.Characteristics Standard atmospheric conditions Unless otherwise specified , the standard rang of atmospheric conditions for making measurements and tests is as follows; Ambient temperature : 15 to 35 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 ~ +60 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 ~ +70 Reference temperature 2.1 Maximum Rating DC voltage AC voltage VDC Vpp 12 10 V V Between any terminals Between any terminals +25 2 2.2 Electrical Characteristics: Characteristics in M/N mode (switching input pin 10 connected to input 1) Source impedance Load impedance Item Insertion attenuation Reference level Zs=50 ZL=2k//3pF Freq min 37.40MHz 14.3 4.2 0.1 15.6 42.0 40.0 35.0 35.0 TA=25 typ 16.3 5.7 1.6 17.6 51.0 47.0 44.0 43.0 -72 max 18.3 7.2 3.1 19.6 dB dB dB dB dB dB dB dB ppm/k 38.90MHz 35.32MHz Relative attenuation 34.40MHz 32.90MHz 40.40MHz 25.00~32.90MHz Sidelobe 40.40~45.00MHz Temperature coefficient Characteristics in B/G mode (switching input pin 10 connected to ground input 2) Source impedance Load impedance Item Insertion attenuation Reference level Zs=50 ZL=2k//3pF Freq min 37.40MHz 14.5 4.1 -1.3 15.7 14.5 40.0 40.0 35.0 32.0 TA=25 Typ 16.5 5.6 0.2 17.7 16.5 50.0 48.0 44.0 39.0 -72 max 18.5 7.1 1.7 19.2 18.5 dB dB dB dB dB dB dB dB dB ppm/k 38.90MHz 34.47MHz 32.40MHz Relative attenuation 33.40MHz 30.90MHz 40.40MHz 25.00~30.90MHz Sidelobe 40.40~45.00MHz Temperature coefficient 2.3 Environmental Performance Characteristics Item Test condition Allowable change of absolute Level at center frequency(dB) High temperature test < 1.0 70 1000H Low temperature test < 1.0 -40 1000H Humidity test < 1.0 40 90-95% 1000H Thermal shock < 1.0 -20==25==80 20 cycle 30M 10M 30M Solder temperature test < 1.0 Sold temp.260 for 10 sec. 3 Soldering Immerse the pins melt solder at 260+5/-0 for 5 sec. 2.4 Mechanical Test Item Test condition Vibration test 600-3300rpm amplitude 1.5mm 3 directions 2 H each Drop test On maple plate from 1 m high 3 times Lead pull test Pull with 1 kg force for 30 seconds Lead bend test 90o bending with 500g weigh 2 times 2.5 Voltage Discharge Test Item Test condition Surge test Between any two electrode More then 95% of total area of the pins should be covered with solder Allowable change of absolute Level at center frequency(dB) <1.0 <1.0 <1.0 <1.0 Allowable change of absolute Level at center frequency(dB) <1.0 4 |
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