QEFS21M4A20 [TEMEX]
Crystal Filter, 1 Function(s), 21.4MHz, 10kHz BW(delta f), Monolithic, SMD;
| 型号： | QEFS21M4A20 |
| 厂家： | 
TEMEX |
| 描述： | Crystal Filter, 1 Function(s), 21.4MHz, 10kHz BW(delta f), Monolithic, SMD LTE |
| 文件： | 总1页 (文件大小：23K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
STANDARD CRYSTAL FILTERS
21.4 MHz ; Monolithic crystal filters ; SMD
2 1.4 MHz
Mo n o lit h ic c rys t a l fi lt e rs - S .M.D. Pa ck a g e s
TYPE
NB.
POLES
PASSBAND
STOPBAND
GUARANT. RIPPLE INSERTION
TERMINATION
IMPEDANCE
KΩ//pF
PACKAGE
ATTENUATION
ATTENUAT.
MAX. LOSS MAX.
dB
± KHz
dB
± KHz
15
dB
dB
1
dB
1.5
2.5
1.5
2.5
1.5
2.5
2
QEFS21M4A7.5
QEFS21M4B7.5
QEFS21M4A12
QEFS21M4B12
QEFS21M4A15
QEFS21M4B15
QEFS21M4A20
QEFS21M4B20
QEFS21M4A30
QEFS21M4B30
2
4
2
4
2
4
2
4
2
4
3
3
3
3
3
3
3
3
3
3
3.75
3.75
6
18
35
18
35
18
35
15
35
15
40
50
80
50
80
50
80
50
80
50
80
0.85//6
0.85//3.5
1.2//3
SMD 7 x 5
14
1
SMD 7 x 5 x 2
SMD 7 x 5
25
1
6
20
1
1.2//2.5
1.5//2
SMD 7 x 5 x 2
SMD 7 x 5
7.5
7.5
10
25
1
25
1
1.5//2
SMD 7 x 5 x 2
SMD 7 x 5
34
1
1.8//1.5
1.8//1.5
3//0.5
10
34
1
2.5
1.5
2.5
SMD 7 x 5 x 2
SMD 7 x 5
15
15
45
1
50
1
3//-0.5
SMD 7 x 5 x 2
Notes:
- Parallel term ination capacity is adjusted for optim um filter response.
4-17
Vol. 2
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