21.4MHz and 45MHz
MONOLITHIC CRYSTAL FILTERS
ACF21U and ACF45U Series
FEATURES:
7.8 x 3.2 x 8.0 mm
鈥?Excellent attenuation bandwidth.
鈥?Compact design.
鈥?Pagers.
鈥?Radios.
STOPBAND
kHz
d B kHz
RIPPLE LOSS TERMINATING PACKAGE
dB
d B
IMPEDANCE*
CONF.
APPLICATIONS:
鈥?Mobile communication systems.
鈥?Cellular and cordless phones.
PASSBAND
POLE
d B kHz
dB
MCF 21.4MHz FUNDAMENTAL SERIES
ABRACON
PART NO.
8 Series
ACF21U 8A
2
4
ACF21U 8B
6
ACF21U 8C
8
ACF21U 8D
10
ACF21U 8E
12 Series
ACF21U 12A
2
4
ACF21U 12B
6
ACF21U 12C
8
ACF21U 12D
ACF21U 12E 10
15 Series
ACF21U 15A
2
4
ACF21U 15B
6
ACF21U 15C
8
ACF21U 15D
ACF21U 15E 10
30 Series
ACF21U 30A
2
4
ACF21U 30B
6
ACF21U 30C
8
ACF21U 30D
ABRACON
PART NO.
3
3
3
3
6
3
3
3
3
6
3
3
3
3
6
3
3
3
3
C
HANNEL
S
PACING
: 12.5
kHz
鹵 3.75 20 鹵18.0
0.5
1.5 850 // 6
鹵 3.75 40 鹵14.0
1.0
2.5 850 // 5
鹵 3.75 45 鹵8.75 65 鹵12.5 2.0
3.0 850 // 5
鹵 3.75 mA max. for F< 24 MHz 702.0 max. for 85080//MHz
5
30 65 鹵8.75 90 鹵12.5
mA 4.0 F<
鹵 3.75 mA max. for F< 50 MHz 802.0 max. for 85080//MHz
5
45 75 鹵8.75 90 鹵10.5
mA 5.0 F>
C
HANNEL
S
PACING
:
鹵
鹵
鹵
鹵
鹵
6.0
6.0
6.0
6.0
6.0
20
40
45
65
75
鹵25.0
鹵20.0
鹵14.0
鹵14.0
鹵14.0
20.0kHz
0.5
1.0
2.0
2.0
2.0
0.5
1.0
2.0
2.0
2.0
0.5
1.0
2.0
2.0
1.5
2.5
3.0
4.0
5.0
1.5
2.5
3.0
4.0
5.0
1.5
2.5
3.0
4.0
1200 // 3
1200 // 2.5
1200 // 2.5
1200 // 2.5
1200 // 2.5
1500 // 2.5
1500 // 2.0
1500 // 2.0
1500 // 2.0
1500 // 2.0
1500 // 1.0
2200 // 0.5
2200 // 0.5
2200 // 0.5
UM-1.3 x1
UM-1.3 x2
S1, M1
S2, M2
S3, M3
UM-1.3 x1
UM-1.3 x2
S1, M1
S2, M2
S3, M3
UM-1.3 x1
UM-1.3 x2
S1, M1
S2, M2
S3, M3
UM-1.3 x1
UM-1.3 x2
S1, M1
S2, M2
65 鹵20.0
90 鹵20.0
90 鹵20.0
C
HANNEL
S
PACING
: 25.0kHz
鹵 7.5
18 鹵25.0
鹵 7.5
40 鹵25.0
鹵 7.5
45 鹵17.5 65 鹵25.0
鹵 7.5
65 鹵17.5 90 鹵25.0
鹵 7.5
75 鹵16.0 90 鹵18.0
C
HANNEL
S
PACING
:
50.0kHz
鹵 15.0 15 鹵45
鹵 15.0 40 鹵50
鹵 15.0 45 鹵35
65 鹵50.0
鹵 15.0 68 鹵30
80 鹵50.0
STOPBAND
kHz
d B kHz
UM -1.3
Package Configuration
Dimensions: Inches (mm)
MCF 45MHz FUNDAMENTAL SERIES
PASSBAND
POLE
d B kHz
dB
RIPPLE LOSS TERMINATING PACKAGE
dB
d B
IMPEDANCE*
CONF.
ACF45U 8A
ACF45U 8B
ACF45U 12A
ACF45U 12B
ACF45U 15A
ACF45U 15B
ACF45U 30A
ACF45U 30B
ABRACON IS
ISO 9001 / QS 9000
CERTIFIED
2
4
2
4
2
4
2
4
3
3
3
3
3
3
3
3
鹵3.75
鹵3.75
鹵6.0
鹵6.0
鹵7.5
鹵7.5
鹵15.0
鹵15.0
10
30
15
35
35
35
10
30
鹵12.5
鹵12.5
鹵20.0
鹵20.0
鹵25.0
鹵25.0
鹵50.0
鹵50.0
65
90
65
90
90
90
65
80
-910
鹵910
-910
鹵910
-910
鹵910
-910
鹵910
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
2.0 200//4
4.0 350/6.5//18
2.0 500//5
3.0 500//4//12
3.0 650//3//9
3.0 650//3//9
2.0 1200//0
3.0 1200//0.7//3.5
UM-1.3x1
UM-1.3x2
UM-1.3x1
UM-1.3x2
UM-1.3x1
UM-1.3x2
UM-1.3x1
UM-1.3x2
Package Configuration: S or M
See page 78 for Package
Configurations and
Dimensions.
* Terminating Impedance = (W) // (pF)
Operating Temperature: -20擄C to +70擄C.
NOTE: All specifications and markings subject to change without notice
ABRACON
29 Journey 鈥?Aliso Viejo, CA 92656 鈥?USA
(949) 448-7070 鈥?/div>
F
AX
: (949) 448-8484
E-
MAIL
:
abinfo
@
abracon.com 鈥?/div>
I
NTERNET
A
DDRESS
:
www.abracon.com
廬
C O R P O R AT I O N
79
ABRACON
1
