Data sheet

Monolithic Crystal Filters
90MHz UM-1 FAMILY
STANDARD THROUGH-HOLE MCF
STANDARD SPECIFICATIONS
Nominal
Nominal
Frequency
Frequency
Part number
fo fo
(MHz)
(MHz)
90
90
90
90
90
90
90
90
90
90
90M7.5A
90M7.5B
90M12A
90M12B
90M15A
90M15B
90M20A
90M20B
90M30A
90M30B
P/N
Passband
min.
(dB)
3
3
3
3
3
3
3
3
3
3
(kHz)
±3.75
±3.75
±6.0
±6.0
±7.5
±7.5
±10.0
±10.0
±15.0
±15.0
Stopband
max.
(dB)
10
30
15
30
15
25
15
35
15
30
Attention
Guaranteed min.
Ripple
max.
Loss
max.
Terminating Coupling Operating
Impedance Capacitor Temperature
(kHz)
(dB)
(kHz)
(dB)
(dB)
(Ω//pF)
+500 to +1000
35
1.0
2.0
2000//0.3
±12.5
35
-200 to -1000
70
+500 to +1000
1.0
4.0
1200//0.1
±12.5
75
-200 to -1000
35
+500 to +1000
1.0
2.0
2000//0
±22.0
35
-200 to -1000
70
+500 to +1000
1.0
3.0
1800//-0.3
±25.0
75
-200 to -1000
35
+500 to +1000
2000//-0.1
1.0
2.0
±30.0
35
-200 to -1000
70
+500 to +1000
2000//-0.5
1.0
3.0
±25.0
75
-200 to -1000
35
+500 to +1000
2500//-0.4
1.0
2.0
±40.0
35
-200 to -1000
70
+500 to +1000
2500//-0.6
1.0
3.0
±40.0
75
-200 to -1000
35
+500 to +1000
4000//-0.7
1.0
2.0
±60.0
35
-200 to -1000
70
+500 to +1000
4000//-0.7
1.0
3.0
±60.0
75
-200 to -1000
Contact us for other frequencies or other specifications
(pF)
0.7
-0.2
-0.5
-0.8
-1.3
(˚C)
-30 to +80
-30 to +80
-30 to +80
-30 to +80
-30 to +80
-30 to +80
-30 to +80
-30 to +80
-30 to +80
-30 to +80
No.
of Pole
2
4 (2 pcs.)
2
4 (2 pcs.)
2
4 (2 pcs.)
2
4 (2 pcs.)
2
4 (2 pcs.)
PACKAGE DATA
UM-1 / 8H
UM-1 / 6H
UM-1 / 4H
UM-1S / 8H
UM-1S / 6H
UM-1S / 4H
Cover
Metal
Metal
Metal
Base
Metal
Metal
Metal
Sealing
Resistance weld
Resistance weld
Resistance weld
Alloy (FeNiCo)
Terminal lead
Alloy (FeNiCo)
Alloy (FeNiCo)
Terminal lead plating
Gold
Gold
Gold
RoHS
Compliant (Pb-free)
Compliant (Pb-free)
Compliant (Pb-free)
UM-1/8H & UM-1S/8H
UM-1/6H & UM-1S/6H
Actual Size
Actual Size
UM-1/4H & UM-1S/4H
Actual Size
MCF
Package
Item
H
6.9
W
15min.
8.0max.
φ0.35
Package
UM-1/8H
UM-1/6H
UM-1/4H
H
8.0max.
6.0max.
4.5max.
W
3.0±0.2
3.0±0.2
3.0±0.2
Package
UM-1S/8H
UM-1S/6H
UM-1S/4H
H
8.0max.
6.0max.
4.5max.
W
2.5±0.2
2.5±0.2
2.5±0.2
3.75±0.2
GND
121