器件名称: 45MSF7.5A
功能描述: Surface Mounted Monolithic Crystal Filters 21.4MHz & 45MHz
文件大小: 146.12KB 共1页
简 介:Specify
Surface Mounted Monolithic Crystal Filters 21.4MHz & 45MHz
7.0 +/-0.2
Quartz Crystal Filters
5.0 +/-0.2
4
3
2 1
3 2.54 4 5
6
1
2
Pin 1 2 3 4 5 6
2-Pole Gnd Gnd Out Gnd Gnd
4-Pole Gnd Connected to 5 In/Out Gnd Connected to 2 Out/In
1.0 1.3 Max
4.6
FEATURES
Small Size Surface Mounted Low Insertion Loss Single Package 4-Pole
STANDARD
Model
APPLICATIONS
UHF & VHF Radio Wireless Telemetry Wireless LAN Pagers
SPECIFICATIONS
Centre Frequency (MHz) 21.40000 45.000 Fundamental 21.40000 No Poles 2 4 2 2 4 2 45.000 Fundamental 4 +/-7.5 Passband Width at -3dB (kHz) +/-3.75 Ripple Insertion Loss (dB) (dB) 1 1.5 1 2.5 1.0 2.0 1 1.5 1 1.0 1.0 3.0 4.0 4.0 StopBand Width (dB) (kHz) 18.0 +/-18 35 +/-14 10.0 +/-12.5 15.0 +/-45 35.0 15.0 30.0 +/-25 +/-25 +/-25 Guaranteed Attenuation (F0~+/-kHz) -910 +/-10 -910 +/-10 -910 +/-10 -910 +/-10 +200 ~ +1,000 -200 ~ -1,000 -910+-10% -200 ~ -1,000 +200 ~ +600 +600 ~ +1,000 Terminating Impedence (kOhm//pF) 0.85//6.0 0.85//3.5 0.20//4 3//0.5 1.5//1.5 0.65//3 0.9//2.0 Qty per Filter 1 2 1 1 1 1 1
21MS7.5A 21MS7.5B 45MSF7.5A 21MS15A 21MS15B 45MSF15A 45MSF15B
(dB) 50 80 70 50 70 70 90 70 20
SOLDER PATTERN
2.2 1.4
1 2
INTERNAL CONNECTION
2
3 4
1
3 4 5
4.0
2.54
6 5
6
6.0
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Order Hotline +44 1293 524245
50
www.aelcrystals.co.uk sales@aelcrystals.co.uk
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