SHOULDER ELECTRONICS CO., LTD. CRYSTAL FILTER Data Sheet PRODUCT 产 品: CRYSTAL FILTER MODEL NO 型 号: UM-5 PREPARED 编 制: Fengyu CHECKED 审 核: York APPROVED 批 准: DATE Http://www.shoulder.cn 日 期: 2007-01-25 SHOULDER ELECTRONICS CO., LTD. 1. 2 POLE SPECIFICATION (MHz) (dB) (KHz) (dB) (KHz) (dB) (dB) (Ohm//pF) OPERATING TEMP. RANGE (oC) 21M7A 21.400 3 –/+3.75 18 –/+14.0 0.5 1.5 850//7.0 -20 TO +70 21M12A 21.400 3 –/+6.0 15 –/+20.0 0.5 1.5 1200//2.5 -20 TO +70 21M15A 21.400 3 –/+7.5 18 –/+25.0 0.5 1.5 1500//3.0 -20 TO +70 21M30A 21.400 3 –/+15 15 –/+45.0 0.5 1.5 3000//0.5 -20 TO +70 21T7A 21.700 3 –/+3.75 18 –/+14.0 0.5 1.5 850//5.0 -20 TO +70 21T12A 21.700 3 –/+6.0 15 –/+20.0 0.5 1.5 1200//2.5 -20 TO +70 21T15A 21.700 3 –/+7.5 18 –/+25.0 0.5 1.5 1500//3.0 -20 TO +70 21T30A 21.700 3 –/+15 15 –/+45.0 0.5 1.5 3000//0.5 -20 TO +70 MODEL NOMINAL FREQUENCY PASS BAND WIDTH STOP BAND WIDTH RIPPLE INSERTION LOSS TERMINAL IMPEDANCE 2. 4 POLE SPECIFICATION (MHz) (dB) (KHz) (dB) (KHz) (dB) (dB) (Ohm//pF//pF) OPERATING TEMP. RANGE (oC) 21M7B 21.400 3 –/+3.75 40 –/+14.0 1.0 2.0 850//5//16 -20 TO +70 21M12B 21.400 3 –/+6.0 40 –/+20.0 1.0 2.0 1200//2.5//10.5 -20 TO +70 21M15B 21.400 3 –/+7.5 40 –/+25.0 1.0 2.0 1500//2//8 -20 TO +70 21M30B 21.400 3 –/+15 40 –/+50.0 1.0 2.0 3300//0.5//3 -20 TO +70 21T7B 21.700 3 –/+3.75 40 –/+14.0 1.0 2.0 850//5//16 -20 TO +70 21T12B 21.700 3 –/+6.0 40 –/+20.0 1.0 2.0 1200//2.5//10.5 -20 TO +70 21T15B 21.700 3 –/+7.5 40 –/+25.0 1.0 2.0 1500//2//8 -20 TO +70 21T30B 21.700 3 –/+15 40 –/+50.0 1.0 2.0 3300//0.5//3 -20 TO +70 MODEL NOMINAL FREQUENCY PASS BAND WIDTH 3. PART NUMBERING UM-5-21M15A Package – Model STOP BAND WIDTH RIPPLE INSERTION LOSS TERMINAL IMPEDANCE 4. DIMENSION