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: [email protected] 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 +25℃ 2.1 Maximum Rating DC voltage AC voltage VDC Vpp 12 10 V V Between any terminals Between any terminals 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=50Ω ZL=2kΩ//3pF Freq min TA=25℃ typ max 37.40MHz 14.3 16.3 18.3 dB 38.90MHz 35.32MHz Relative attenuation 34.40MHz 32.90MHz 40.40MHz 25.00~32.90MHz Sidelobe 40.40~45.00MHz Temperature coefficient 4.2 0.1 15.6 42.0 40.0 35.0 35.0 5.7 1.6 17.6 51.0 47.0 44.0 43.0 -72 7.2 3.1 19.6 - dB dB dB dB dB dB dB ppm/k Characteristics in B/G mode (switching input pin 10 connected to ground input 2) Source impedance Load impedance Item Insertion attenuation Reference level Zs=50Ω ZL=2kΩ//3pF Freq min TA=25℃ Typ max 37.40MHz 14.5 16.5 18.5 dB 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 4.1 -1.3 15.7 14.5 40.0 40.0 35.0 32.0 5.6 0.2 17.7 16.5 50.0 48.0 44.0 39.0 -72 7.1 1.7 19.2 18.5 - dB dB dB dB dB dB dB dB ppm/k 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