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CERAMIC SURFACE-MOUNT • 21.4MHz and 45MHz FUNDAMENTAL
ASCF21U and ASCF45U
7.2 x 5.2 x 1.5 mm
MONOLITHIC CRYSTAL FILTERS
FEATURES:
• Surface-mount ceramic package. • Excellent attenuation bandwidth.
• Reflow capable. • Low height.(1.5mm max.)
APPLICATIONS:
• Mobile communication systems. • Cellular and cordless phones.
• Pagers. • Radios.
www.DataSheet4U.com
ASCF21U8 ASCF21U15 ASCF21U20 ASCF21U30
STOPBAND PASSBAND ABRACON RIPPLE LOSS TERMINATING IMPEDANCE PART NO. dB S kHz dB kHz dB (W // pF) STA NDPOLE ARD PEC IFIC ATIO NS dB
STANDARD SPECIFICATIONS
2 2 2 2 3 3 3 3 ±3.75 ±7.50 ±10.0 ±15.0 20 18 10 15 ±18.0 ±25.0 ±30.0 ±45.0 1.0 1.0 1.0 1.0
2.0 2.0 2.0 2.0
(850 // 5.0) (1500 // 1.0) (1800 // 1.0) (2000 // 1.5)
STANDARD SPECIFICATIONS
ABRACON PART NO.