70 MHz Filter
4.5 MHz Bandwidth
Part Number SF0070CF51551T
Micro Networks., 324 Clark Street, Worcester, MA 01606, USA tel: 508-852-5400, fax:508-852-8456, www.micronetworks.com
Rev 1.1 17-Dec-02
Page 1 of 2
Parameter Min. Typ. Max. Units.
Center Frequency ( Fc) 1 69.91 70.0 70.09 MHz
Insertion Loss at Fc 23.0 26 dB
1 dB Bandwidth 4.0 4.2 MHz
3 dB Bandwidth 4.5 4.7 MHz
40 dB Bandwidth 6.7 6.9 MHz
Passband Ripple 0.3 0.8 dB
Phase Ripple 2 4 deg p-p
Group Delay Ripple 60 120 ns p-p
Absolute Delay 3 us
Ultimate Rejection 50 60 dB
Substrate Material 112 Lithium Tantalate
Ambient Temperature 25 ยบ C
Notes:
1: Mean Value of 3 dB points
TYPICAL PERFORMANCE
Horizontal: 2 MHz/div Vertical (from top): Magnitude 10 dB/div
Magnitude 1 dB/div
Group Delay 50 ns./div
SPECIFICATION
70 MHz Filter
4.5 MHz Bandwidth
Part Number SF0070CF51551T
Micro Networks., 324 Clark Street, Worcester, MA 01606, USA tel: 508-852-5400, fax:508-852-8456, www.micronetworks.com
Micro Networks
Worldwide Headquarters: 324 Clark Street Worcester, MA 01606. tel: 508-852-5400 fax: 508-852-8456
European Sales Headquarters: Hertosingel 20 6214 AD Maastricht, Netherlands. tel: +31-43-32-70912 fax: +31-43-32-70715
www.micronetworks.com
Rev 1.1 17-Dec-02
Page 2 of 2
PACKAGE OUTLINE
Units: mm
Pin Configuration:
Input: 14
Input Return: 1
Output: 8
Output Return: 7
Ground: 2, 9
MATCHING CIRCUIT
ISO 9001
Registered
Component values:
Lp1 = 270 nH Ls1 = 230 nH (Minimum Q = 45)
Ls2 = 110 nH
Notes
1: Recommend use of 2% tolerance components.
2: Optimum Values depend on board layout. Values intended as guide only.
Lp1
Ls2Ls1
14 8
1 7
Output
Input
