69.99 MHz Filter
for CDMA Applications
Part Number SF0070CD21803T
Micro Networks Corp., 324 Clark Street, Worcester, MA 01606, USA tel: 508-852-5400, fax:508-852-8456, www.micronetworks.com
TYPICAL PERFORMANCE
Horizontal: 0.5 MHz/div
Vertical (from top): Magnitude
Magnitude
Phase
10 dB/div
1 dB/div
5 deg/div
SPECIFICATION
Parameter
Center Frequency (Fc)
Insertion Loss
Lower 1.5 dB Frequency
Upper 1.5 dB Frequency
Lower 35 dB Frequency
Upper 35 dB Frequency
Ultimate Rejection at Fc
±
0.90 MHz
Triple Transit Suppression
Passband Amplitude Ripple
2
Passband Phase Linearity
Operating Temperature
Source and Load Impedance
Notes:
1. Over center 1.23 MHz.
Min
70.62
69.24
50
30
-5
Typ
69.99
20.2
69.35
70.63
69.25
70.73
55
40
0.5
4
23
50
Max
22
69.36
70.74
0.7
10
+65
Units
MHz
dB
MHz
MHz
MHz
MHz
dB
dB
dB p-p
deg p-p
°C
Ω
Rev 1.0x 30-Apr-01
Page 1 of 2
69.99 MHz Filter
for CDMA Applications
Part Number SF0070CD21803T
Micro Networks Corp., 324 Clark Street, Worcester, MA 01606, USA tel: 508-852-5400, fax:508-852-8456, www.micronetworks.com
PACKAGE OUTLINE
Units:
mm
Pin Configuration:
Input:
2
Output:
11
Output Return:
8
Ground:
1,3,4,5,6,7,9,10,12,13,14,15,16,17,18
MATCHING CIRCUIT
Cs1
Ls1
2
Cp1
16
8
11
Cp2
Ls2
Cs2
Typical component values:
(
minimum inductor Q = 50
)
Notes
-
Ls1 = 150 nH
±
6%
Ls2 = 150 nH
±
6%
Cp1 = 75 pF
Cp2 = 82 pF
Cs1 = 47 pF
Cs2 = 47 pF
-
Requires 2% matching components.
Component values may change depending on board layout.
ISO 9001
Registered
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: +31-43-32-70915
!
fax: +31-43-32-70715
www.micronetworks.com
Rev 1.0x 30-Apr-01
Page 2 of 2