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ACF21U8C Datasheet(PDF) 1 Page - Abracon Corporation

Part # ACF21U8C
Description  21.4MHz and 45MHz MONOLITHIC CRYSTAL FILTERS
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Manufacturer  ABRACON [Abracon Corporation]
Direct Link  https://abracon.com
Logo ABRACON - Abracon Corporation

ACF21U8C Datasheet(HTML) 1 Page - Abracon Corporation

  ACF21U8C Datasheet HTML 1Page - Abracon Corporation  
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ACF45U 8A
2
3
±3.75 10 ±12.5
65 -910
1.0
2.0
200//4
UM-1.3x1
ACF45U 8B
4
3
±3.75 30 ±12.5
90 ±910
1.0
4.0
350/6.5//18 UM-1.3x2
ACF45U 12A
2
3
±6.0
15 ±20.0
65 -910
1.0
2.0
500//5
UM-1.3x1
ACF45U 12B
4
3
±6.0
35 ±20.0
90 ±910
1.0
3.0
500//4//12
UM-1.3x2
ACF45U 15A
2
3
±7.5
35 ±25.0
90 -910
1.0
3.0
650//3//9
UM-1.3x1
ACF45U 15B
4
3
±7.5
35 ±25.0
90 ±910
1.0
3.0
650//3//9
UM-1.3x2
ACF45U 30A
2
3 ±15.0
10 ±50.0
65 -910
1.0
2.0
1200//0
UM-1.3x1
ACF45U 30B
4
3 ±15.0
30 ±50.0
80 ±910
1.0
3.0 1200//0.7//3.5 UM-1.3x2
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 dB kHz
d B
kHz
d B kHz
d B
d B
IMPEDANCE*
CONF.
MCF 21.4MHz FUNDAMENTAL SERIES
ACF21U 8A
2
3 ± 3.75 20 ±18.0
0.5
1.5 850 // 6
UM-1.3x1
ACF21U 8B
4
3 ± 3.75 40 ±14.0
1.0
2.5 850 // 5
UM-1.3x2
ACF21U 8C
6
3 ± 3.75 45 ±8.75 65 ±12.5
2.0
3.0 850 // 5
S1, M1
ACF21U 8D
8
3 ± 3.75 65 ±8.75 90 ±12.5
2.0
4.0 850 // 5
S2, M2
ACF21U 8E
10
6 ± 3.75 75 ±8.75 90 ±10.5
2.0
5.0 850 // 5
S3, M3
ACF21U 12A
2
3 ± 6.0
20 ±25.0
0.5
1.5 1200 // 3
UM-1.3x1
ACF21U 12B
4
3 ± 6.0
40 ±20.0
1.0
2.5 1200 // 2.5 UM-1.3x2
ACF21U 12C
6
3 ± 6.0
45 ±14.0 65 ±20.0
2.0
3.0 1200 // 2.5 S1, M1
ACF21U 12D
8
3 ± 6.0
65 ±14.0 90 ±20.0
2.0
4.0 1200 // 2.5 S2, M2
ACF21U 12E
10
6 ± 6.0
75 ±14.0 90 ±20.0
2.0
5.0 1200 // 2.5 S3, M3
ACF21U 15A
2
3 ± 7.5
18 ±25.0
0.5
1.5 1500 // 2.5 UM-1.3x1
ACF21U 15B
4
3 ± 7.5
40 ±25.0
1.0
2.5 1500 // 2.0 UM-1.3x2
ACF21U 15C
6
3 ± 7.5
45 ±17.5 65 ±25.0
2.0
3.0 1500 // 2.0 S1, M1
ACF21U 15D
8
3 ± 7.5
65 ±17.5 90 ±25.0
2.0
4.0 1500 // 2.0 S2, M2
ACF21U 15E
10
6 ± 7.5
75 ±16.0 90 ±18.0
2.0
5.0 1500 // 2.0 S3, M3
ACF21U 30A
2
3 ± 15.0 15 ±45
0.5
1.5 1500 // 1.0 UM-1.3x1
ACF21U 30B
4
3 ± 15.0 40 ±50
1.0
2.5 2200 // 0.5 UM-1.3x2
ACF21U 30C
6
3 ± 15.0 45 ±35
65 ±50.0
2.0
3.0 2200 // 0.5 S1, M1
ACF21U 30D
8
3 ± 15.0 68 ±30
80 ±50.0
2.0
4.0 2200 // 0.5 S2, M2
STOPBAND
PASSBAND
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 dB kHz
d B
kHz
d B kHz
d B
d B
IMPEDANCE*
CONF.
STOPBAND
PASSBAND
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


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