Monolithic Crystal Filters
ECM 45.0MHz Series
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Fundamental Mode
Small Size
Cost Effective Design
Surface Mount Options
Custom Options
Type
Fundamental
F45M08B1
F45M10B1
F45M12B1
F45M13B1
F45M15A1
F45M15B1
F45M15C1
F45M18A1
F45M18B1
F45M35B1
F45M20A1
F45M20B1
MF45MB2
MF45R2
MF45RB2
MF45RBB
MF45SBA
MF45U9
Overtone Series
F45M15A
F45M15AU
F45M15BU
F45M20A
MF49P
Centre
Frequency
45.0MHz
45.0MHz
45.0MHz
45.0MHz
45.0MHz
45.0MHz
45.0MHz
45.0MHz
45.0MHz
45.0MHz
45.0MHz
45.0MHz
45.0MHz
45.0MHz
45.0MHz
45.0MHz
45.0MHz
45.0MHz
45.0MHz
45.0MHz
45.0MHz
45.0MHz
45.0MHz
Ripple
(max)
1.0dB
1.0dB
1.0dB
1.0dB
0.5dB
1.0dB
2.0dB
0.5dB
1.0dB
1.0dB
0.5dB
1.0dB
1.5dB
0.5dB
1.0dB
1.0dB
1.0dB
1.0dB
0.5dB
1.0dB
1.0dB
0.5dB
1.0dB
Number
Of Poles
4
4
4
4
2
4
6
2
4
4
2
4
2
1
2
2
2
1
2
2
4
2
1
Passband
Width
3dB +/-3.75kHz
3dB +/-5.00kHz
3dB +/-6.00kHz
3dB +/-6.50kHz
3dB +/-7.50kHz
3dB +/-7.50kHz
6dB +/-7.50kHz
3dB +/-9.00kHz
3dB +/-9.00kHz
3dB +/-17.5kHz
3dB +/-10.0kHz
3dB +/-10.0kHz
3dB +/-3.75kHz
3dB +/-7.50kHz
3dB +/-7.50kHz
3dB +/-7.50kHz
3dB +/-10.0kHz
3dB +/-15.0kHz
3dB +/-7.50kHz
3dB +/-7.50kHz
3dB +/-7.50kHz
3dB +/-10.0kHz
3dB +/-5.00kHz
Termination
Impedance
330Ω//7pF
390Ω//4pF
390Ω//4pF
390Ω//4pF
470Ω//6pF
470Ω//3pF
470Ω//3pF
470Ω//6pF
500Ω//3pF
1000Ω//1pF
560Ω//5pF
560Ω//2pF
330Ω//6.5pF
560Ω//6pF
560Ω//2.5pF
800Ω//1.7pF
730Ω//2pF
1200Ω//0
3000Ω//-1pF
4000Ω//-1pF
3500Ω//-1pF
3900Ω//-1pF
3300Ω//-1pF
Case Style
UM-1 x 2
UM-1 x 2
UM-1 x 2
UM-1 x 2
UM-1
UM-1 x 2
M-107
UM-1
UM-1 x 2
UM-1 x 2
UM-1
UM-1 x 2
TR-6 x 2
TR6
TR-6 x 2
TR-6 x 2
TR-6 x 2
TR-6
HC49/U
UM-1
UM-1 x 2
HC49/U
TR-1
ECM Electronics Limited, Penmaen House, Ashington, West Sussex, RH20 3JR, UK
Tel: +44(0)1903 892810: Fax: +44(0)1903 892738. Email: ecm@ecmelectronics.co.uk
Although we have attempted to accurately reflect the products we market. ECM reserve the right without prior notice to
discontinue any product or make design changes we believe necessary.
Issue 1
ECM [ ECM ELECTRONICS LIMITED. ]
