21S7A Datasheet, PDF (1/1 Pages) QUARTZCOM the communications company – -20 ~ +70 °C commercia l application -30 ~ +75 °C on request

Ceramic packaged
SMD MCF
Type
21S7A
21S7B
21S12B
21S15A
21S15B
21S30A
21S30B
32S8A
38S8AF
45S7BF
45S15BF
45S12BF10
45S20BF
45S30BF
45S34AF
70S15A
73S13B
90S7A
92S6A
Nominal Pole
Frequency
MHz
No.
21.4000
2
21.4000
4
21.4000
4
21.4000
2
21.4000
4
21.4000
2
21.4000
4
32.7680
2
38.4000
2
45.0000
4
45.0000
4
45.1000
4
45.0000
4
45.0000
4
45.0000
4
70.0000
2
73.0000
4
90.0000
2
92.1600
2
Pass Band
Attenuation
Band
dB kHz dB kHz
3 ± 3.75 18 ± 18
3 ± 3.75 35 ± 14
3
± 6.0 30 ± 20
3
± 7.5 15 ± 25
3
± 7.5 35 ± 25
3 ± 15.0 15 ± 45
3 ± 15.0 35 ± 50
3
± 4.0 40 ± 40
3
± 4.0 40 ± 40
3 ± 3.75 30 ± 12
3
± 7.5 35 ± 25
3
± 6.0 30 ± 20
3 ± 10.0 25 ± 25
3 ± 15.0 30 ± 50
3 ± 17.0 15 ± 60
3
± 7.5 18 ± 20
3
± 6.5 30 ± 20
3 ± 10.0 15 ± 35
3
± 3.0 30 ± 30
Ripple
max.
dB
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
Loss
dB
1.5
2.5
2.5
1.5
2.5
1.5
2.5
2.0
2.0
4.0
3.0
3.0
3.0
3.0
2.5
3.0
4.0
4.0
3.0
Attenuation
Guaranteed
dB
Fo ~ ± kHz
50
-910 ± 10
80
-910 ± 10
80
-910 ± 10
50
-910 ± 10
80
-910 ± 10
45
-910 ± 10
80
-910 ± 10
60
-910 ± 10
65
-910 ± 10
80
-910 ± 10
80
-910 ± 10
80
-910 ± 10
80
-910 ± 10
80
-910 ± 10
65
-910 ± 10
50
-910 ± 10
70
-910 ± 10
30
-910 ± 10
30
-910 ± 10
Terminal
Impedance
ZIN = ZOUT
Cc
Ω // pF
pF
850 // 6.0
1000 // 4.5 4.5
1500 // 2.0 8.0
1500 // 2.0
1500 // 5.0 5.0
3000 // 0
3000 //-1.5
650 // 4.5
650 // 4.5
550 // 2.5 15.5
900 // 2.0 7.0
950 // 1.2 8.0
1000 // 1.6 5.0
1500 // 0.7 3.0
800 // 2.9
1500 //-1
1700 //-0.6 1.3
1800 //-0.8
2000 //-1.0
Operating temperature range
-20 ~ +70 °C commercia l application
-30 ~ +75 °C on request
-40 ~ +85 °C industrial application
Packing SMD type
tape & reel: 500, 1k or 2k pieces
Other Nominal Frequencies , Pass Band and Attenuations on request
4 Pole
Dimensions in mm
2 Pole
Example for IR Reflow Soldering Temperature
Liste_Ceramic_Filters
23 Jun. 09
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