ACF21U ABRACON | Alldatasheet

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Technical content

21.4MHz and 45MHz MONOLITHIC CRYSTAL FILTERS ACF21U and ACF45U Series APPLICATIONS:

  • Mobile communication systems. • Pagers.
  • Cellular and cordless phones. • Radios. FEATURES:
  • Excellent attenuation bandwidth. • Compact design. 30 mA max. for F< 24 MHz 70 mA max. for F< 80 MHz 45 mA max. for F< 50 MHz 80 mA max. for F> 80 MHz ABRACON RIPPLE LOSS TERMINATING PACKAGE PART NO. POLE d B kHz d B kHz d B kHz d B d B IMPEDANCE* CONF. MCF 21.4MHz FUNDAMENTAL SERIES STOPBANDPASSBAND 8 Series CHANNEL SPACING: 12.5kHz 12 Series CHANNEL SPACING: 20.0kHz 15 Series CHANNEL SPACING: 25.0kHz 30 Series CHANNEL SPACING: 50.0kHz UM-1.3 Package Configuration Package Configuration: S or M Dimensions: Inches (mm) 7.8 x 3.2 x 8.0 mm ABRACON RIPPLE LOSS TERMINATING PACKAGE PART NO. POLE d B kHz d B kHz d B kHz d B d B IMPEDANCE* CONF. STOPBANDPASSBAND MCF 45MHz FUNDAMENTAL SERIES See page 78 for Package Configurations and Dimensions. * Terminating Impedance = (W) // (pF) Operating Temperature: -20°C to +70°C.

29 Journey • Aliso Viejo, CA 92656 • USA

(949) 448-7070 • FAX: (949) 448-8484 E-MAIL: abinfo@ abracon.com • INTERNET ADDRESS: www.abracon.com ABRACON IS ISO 9001 / QS 9000 CERTIFIED NOTE: All specifications and markings subject to change without notice ABRACON C O R P O R A T I O N 79