ASCF21UB
ASCF21UB is SURFACE MOUNT CRYSTAL FILTER manufactured by Abracon Corporation.
FEATURES
:
- Surface-mount ceramic package.
- Reflow capable.
- Excellent attenuation bandwidth.
- Low height (1.0mm max.)
STANDARD SPECIFICATIONS:
PARAMETERS Frequency Range Operating Temperature
Series No. Pole 2 4 2 4 2 4 2 4
21.400MHz
- 20° C to + 70° C
Pass Band d B KHz 3 ± 3.75 3 ± 3.75 3 ± 7.5 3 ± 7.5 3 ± 10.0 3 ± 10.0 3 ± 15.0 3 ± 15.0 Attenuation Band d B KHz 18 ± 18.0 35 ± 14.0 15 ± 25.0 35 ± 25.0 15 ± 34.0 35 ± 34.0 15 ± 45.0 35 ± 50.0 Ripple d B 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 Loss d B 1.5 2.5 1.5 2.5 2.0 2.5 1.5 2.5
..
21UB7A 21UB7B 21UB15A 21UB15B 21UB20A 21UB20B 21UB30A 21UB30B Series No. 21UB7A 21UB7B 21UB15A 21UB15B 21UB20A 21UB20B 21UB30A 21UB30B
Attenuation Guaranteed d B KHz -910±10 50 -910±10 80 -910±10 50 -910±10 80 -910±10 50 -910±10 80 -910±10 45 -910±10 80
Terminal Impedance (Ω//p F) 850//6.0 850//3.5 1500//2.0 1500//0.5 1800//0.5 1800//-1.0 3000//0 3000//-1.5
Case Quantity 1 2 1 2 1 2 1 2
MARKING:
- 21.4
- UBXX ZY
OUTLINE DRAWING:
XX : suffix of P/N ZY : Date Code Z = Month (A to L) Y = Year (6 for 2006)
ORDERING INFORMATION:
ASCF21UBXX
- Packaging -T Tape and Reel (1,000pcs/reel)
Dimensions: inch (mm) rev1.1-05/06
ABRACON IS ISO 9001 / QS 9000 CERTIFIED
30332 Esperanza, Rancho Santa Margarita, California 92688 tel 949-546-8000 | fax 949-546-8001 |...
