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140 MHz SAW Filter
0.25 MHz Bandwidth
Part Number: SF0140CF51900T
DESCRIPTION
•
•
•
140 MHz SAW bandpass filter with 0.25 MHz bandwidth.
27.2 x 12.7 mm DIP package.
RoHS compliant.
TYPICAL PERFORMANCE
Amp
10 dB/div
Amp
1 dB/div
Phase
2 deg/div
Delay
400 ns/div
Center = 140 MHz, 0.6 MHz/div (7.5 kHz incr)
S11 (137-143 MHz)
S22 (137-143 MHz)
Spectrum Microwave
400 Nickerson Road, Marlborough, MA 01752, USA • Phone 1-508-251-6400 • Fax 1-508-251-6401
www.SpectrumMicrowave.com
DSSF0140CF51900T Rev B 22-Feb-2010
ECN 36650 Page 1 of 3
140 MHz SAW Filter
0.25 MHz Bandwidth
Part Number: SF0140CF51900T
SPECIFICATION
Parameter
Center Frequency (Fc) 1
Insertion Loss
1 dB Bandwidth
3 dB Bandwidth
40 dB Bandwidth
Device Delay
Passband Ripple
Phase Linearity
Group Delay Variation
Ultimate Rejection
Source and Load Impedance
Ambient Temperature
Notes:
Min
139.95
0.14
0.25
50
-
Typ
140.0
19.5
0.16
0.27
0.84
3.62
0.1
3
150
55
50
25
Max
140.05
22
0.95
1
5
300
-
Units
MHz
dB
MHz
MHz
MHz
us
dB p-p
deg p-p
ns p-p
dB
ohms
°C
1. This is the mean of the 3 dB frequency points.
MAXIMUM RATINGS
Parameter
Storage Temperature Range
Input Power Level
Min
Max
-40
-
85
13
Units
˚C
dBm
MATCHING CIRCUIT
Input
50 Ω
Single-ended
18
10
1
9
Output
50 Ω
Single-ended
Note: Matching components are not required.
Spectrum Microwave
400 Nickerson Road, Marlborough, MA 01752, USA • Phone 1-508-251-6400 • Fax 1-508-251-6401
www.SpectrumMicrowave.com
DSSF0140CF51900T Rev B 22-Feb-2010
ECN 36650 Page 2 of 3
140 MHz SAW Filter
0.25 MHz Bandwidth
Part Number: SF0140CF51900T
PACKAGE OUTLINE
Units: mm
Tolerances are typically ±0.15
mm except where indicated.
Pin Configuration:
Input:
Input return:
Output:
Output return
Ground:
1 2
18
18
1
10
9
2, 11
9
11 10
MARKING
SMI
CF51900T
∆ YYDDD
Date Code (YY=last 2 digits of year, DDD= Day of year
ESD/Pin 1
Identifier (square corner)
ISO 9001
Registered
All specifications are believed to be accurate and reliable. However, Spectrum Microwave reserves the right to make changes without notice.
© 2010 All rights reserved.
Spectrum Microwave
400 Nickerson Road, Marlborough, MA 01752, USA • Phone 1-508-251-6400 • Fax 1-508-251-6401
www.SpectrumMicrowave.com
DSSF0140CF51900T Rev B 22-Feb-2010
ECN 36650 Page 3 of 3