70.0 MHz Filter
for 3G Applications
Part Number SF0070CD02255T
Micro Networks Corp., 324 Clark Street,
Worcester, MA 01606, USA tel: 508-852-5400, fax:508-852-8456, www.micronetworks.com
Rev 1.0 12-Apr-01
Page 1 of 2
TYPICAL PERFORMANCE
Horizontal:
2.0
MHz/div
Vertical (from top): Magnitude
10 dB/div
Magnitude
1
dB/div
Phase
5
deg/div
SPECIFICATION
Parameter
Min
Typ
Max
Units
Center Frequency (Fc)
1
69.91 70.00 70.09 MHz
3 dB Bandwidth
3.95
4.03
MHz
40 dB Bandwidth
5.37
5.80
MHz
Delay
2.750
sec
Input Power
+10
dBm
Insertion Loss
22.0
25.0
dB
Source and Load Impedance
50
Phase Linearity
2
4.5
6
deg
p-p
Passband Variation
0.5
0.8
dB
p-p
Rejection (10-62.25 MHz)
50 >50 dB
Rejection (62.25-66.5 MHz)
45
>45
dB
Rejection (66.5-67.1 MHz)
40
>40
dB
Rejection (72.9-73.5 MHz)
40
>40
dB
Rejection (73.5-76.5 MHz)
45
>45
dB
Rejection (76.5-105 MHz)
50
>50
dB
Operating Temperature Range
23
C
Notes: 1. All specified bandwidths are centered at or referenced to this frequency.
2. Computed as the delta of the highest and lowest points inside the 3 dB Bandwidth.
70.0 MHz Filter
for 3G Applications
Part Number SF0070CD02255T
Micro Networks Corp., 324 Clark Street,
Worcester, MA 01606, USA tel: 508-852-5400, fax:508-852-8456, www.micronetworks.com
Micro Networks Corporation
Worldwide Headquarters 324 Clark Street
Worcester, MA 01606 tel: 508-852-5400 fax: 508-852-8456
European Sales Headquarters
Hertosingel 20
6214 AD Maastricht
The Netherlands
tel: +31-43-32-70912
fax: +31-43-32-70715
www.micronetworks.com
Rev 1.0 12-Apr-01
Page 2 of 2
PACKAGE OUTLINE
Units: mm
Pin Configuration:
Input:
1
Input Return: 14
Output: 7
Output Return: 8
Ground: 2,9
MATCHING
CIRCUIT
Typical component values:
Ls1 = 120 nH
Ls2 = 100 nH
(
minimum inductor Q = 45
)
Cp1 = 100 pF
Cp2 = 100 pF]
Rp1
=
200
ohm
Rp2
=
200
ohm
Notes - Requires 2% matching components.
-
Component values may change depending on board layout.
ISO 9001
Registered
Ls1
Ls2
Cp1
Cp2
Rp1 Rp2
1 7
14 8
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