Monolithic Crystal Filters
UM Type
!!
"!Features
#!
Applicable for 45MHz ~ 70MHz
#!
SMT and auto-mount compatible
#!
Good group delay characteristics
"!Dimensions
(Unit: mm)
6.9
$
0.2
2.2
$
0.2
0.6
$
0.1
0.7
0.6
$
0.1
20.0
$
0.2
φ
0.35
$
0.05
φ
0.35
$
0.05
8.0 M x.
A
3.75
3.3 MAx.
G D
N
C
ase
L=
U 1
&
1
M
U 5
&
5
M
8.0 M x.
A
8.0
6.0
1.0
UM
&
J
5
"!Specifications
Model
3.5 MAx.
3.75
$
0.3
0.9
$
0.3
L MAx.
0.15
$
0.3
1.4
∼
1.8
L MAx.
1.5
∼
2.0
Nominal
Frequency
(MHz)
Pass Band
Pole
(dB)
2
4
2
4
2
4
2
4
2
2
4
2
4
3
3
3
3
3
3
3
3
2
3
3
3
3
Ripple
(dB)
1.0
1.0
1.0
1.0
0.5
1.0
0.5
1.0
0.5
1.0
1.0
1.0
1.0
Loss
(dB)
2.5
4.0
2.0
3.0
2.0
3.0
2.0
3.0
2.5
2.5
3.0
2.5
3.0
Stop Band
(dB)
18
30
18
30
15
35
15
35
4
15
15
30
15
25
Guaranteed Attenuation
(dB)
40
70
65
80
35
65
65
80
35
65
65
80
35
65
65
80
35
65
35
35
60
80
35
35
50
70
Terminating
Impedance
(kΩ//pF)
0.35 kΩ//10.5 pF
0.35 kΩ//6.5 pF
0.65 kΩ//5.0 pF
0.65 kΩ//3.0 pF
0.91 kΩ//2.0 pF
0.91 kΩ//1.0 pF
1.2 kΩ//1.5 pF
1.2 kΩ//0.7 pF
1.1kΩ//&0.93 pF
2.0 kΩ//&1.0 pF
2.0 kΩ//&0.5 pF
2.5 kΩ//&1.0 pF
2.0 kΩ//&0.5 pF
(kHz)
$3.75
$3.75
$7.5
$7.5
$10.0
$10.0
$15.0
$15.0
$16.0
$7.5
$7.5
$10.0
$10.0
(kHz)
$18.0
$1.25
$28.0
$25.0
$30.0
$40.0
$50.0
$50.0
$29.0
$60.0
$25.0
$25.0
$30.0
$35.0
( F0~$kHz)
%900∼%920
&900∼&920
%350∼%1000
&200∼&1000
%900∼%920
&900∼&920
%350∼%1000
&200∼&1000
%900∼%920
&900∼&920
%350∼%1000
&200∼&1000
%900∼%920
&900∼&920
%350∼%1000
&200∼&1000
%900∼%920
&900∼&920
%900∼%920
&900∼&920
%900∼%920
&200∼&1000
%900∼%920
&900∼&920
%900∼%920
&200∼&1000
45R7.5A
45M7.5A
45R7.5B
45M7.5B
45R15A
45M15A
45R15B
45M15B
45R20A
45M20A
45R20B
45M20B
45R30A
45M30A
45R30B
45M30B
45R32A
45M32A
70R15A
70M15A
70R15B
70M15B
90R20A
90M20A
90R20B
90M20B
45.000
45.000
45.000
45.000
45.000
45.000
45.000
45.000
45.000
70.000
70.000
90.000
90.000
Other specifications will be available upon consultation.
'!”Type”
indicates the product No., which is not the trademark.
HOKURIKU
'!Specifications
are subject to change without notice.
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