Crystal Filter
4 Pole MCF (Built-in coupling capacitor)
(Surface-mount Type)
Features
■
This four-pole crystal filter with a built-in coupling capacitor also supports surface
mounting.
● Supports surface mounting. (Packed with embossed tape)
● Built-in coupling capacitor.
● Excellent shock-resistance.
● Frequency range Fundamental: 20 to 90 MHz
Specifications
■
Model
21SC15BB
45SC7.5BG
Min. ±3.75 kHz
45SC15BE
45SC20BB
4
45SC30BD
Min. ±15 kHz
70SC20BA
90SC15B
Number of Poles
Nominal Frequency
3 dB Passband Width
21.4MHz
45 MHz
70.05 MHz
90 MHz
Min. ±7.5 kHz
Min. ±7.5 kHz
Min. ±10 kHz
Min. ±10 kHz
Min. ±7.5 kHz
Max. ±25 kHz
at 40 dB
Max. ±12.5 kHz
at 25 dB
Max. ±25 kHz
at 35 dB
Max. ±25 kHz
at 25 dB
Max. ±60 kHz
at 40 dB
Max. ±25 kHz
at 20 dB
Max. ±25 kHz
at 25 dB
Stop Bandwidth
Ripple
Max. 1.5 dB
Max. 1 dB
Max. 2 dB
Max. 1 dB
Max. 1 dB
Max. 1 dB
Max. 1 dB
Insertion Attenuation
(insertion Loss)
Max. 3 dB
Max. 5 dB
Max. 5 dB
Max. 3 dB
Max. 4 dB
Max. 4.5 dB
Max. 8 dB
Guaranteed
Attenuation
Min. 80 dB
at –910 kHz
Min. 80 dB
at –910 kHz
Min. 80 dB
at –910 kHz
Min. 80 dB
at –910 kHz
Min. 70 dB
at –910 kHz
Min. 70 dB
at –910 kHz
Min. 75 dB
at –910 kHz
Spurious
Min. 40 dB
Min. 50 dB
Min. 50 dB
Min. 25 dB
Min. 30 dB
Min. 35 dB
Min. 40 dB
Characteristics
Within ±1 MHz
Within ±1 MHz
Within ±1 MHz
Within ±1 MHz
Within ±1 MHz
Within ±1 MHz
Within ±1 MHz
Terminating Impedance
Operating Temperature Range
Package Type
1500 Ω // 1.5 pF
–20 to +70 °C
350 Ω // 6 pF
–20 to +70 °C
650 Ω // 2 pF
–20 to +70 °C
800 Ω // 1.5 pF
–30 to +70 °C
NM1170BA
1000 Ω // 1 pF
–20 to +70 °C
300 Ω // 2 pF
–20 to +70 °C
310 Ω // 2 pF
–20 to +70 °C
Specification Number
MN15-395
MN15-368
MN15-319
MN15-372
MN15-371
MN15-317
MN15-320
Caution: Solder only the top surface of the filter before using it.
Dimensions
■
mm
NM1170BA : Type: with a built-in coupling capacitor
11.4
5
Land pattern (Typical)
6
1
4
3
1.3
1.8
2
2
1
6
3
4
Terminal land connections
10.2
1
2
3
4
5
6
GND
GND
OUTPUT
GND
5
9.0
GND
INPUT
1.2
Tolerance 0.3
Please specify the model name, frequency, and specification number when you order products.
For further questions regarding specifications, please feel free to contact us.
1703B_NM1170BA_e