252908B Datasheet, PDF (1/2 Pages) Integrated Technology Future – 173.9 MHz SAW Filter

1. Features
Typical 1dB bandwidth of 29.2 MHz
High attenuation
Single Ended Operation
Dual In-line Package (DIP)
2. Electrical Specifications
Operating Temperature : +25℃
Center Frequency (fo)
Insertion Loss
1 dB Bandwidth
3dB Bandwidth
40dB Bandwidth
Amplitude Ripple (fo ± 14.4 MHz)
Group Delay Variation (fo ± 14.4 MHz)
Absolute Delay
Ultimate Rejection
Maximum input Power
Temperature Coefficient of Frequency
MHz
dB
MHz
MHz
MHz
dB
nsec
usec
dB
dBm
ppm/℃
173.9 MHz SAW Filter
Project name 252908B
Minimum
-
-
29.15
-
-
-
-
-
48
-
Source and Load Impedance = 50Ω
Typical
Maximum
173.9
-
30.5
32.0
29.28
-
29.60
-
31.04
31.15
0.5
1.0
30
60
2.60
-
53
-
-
10
-18
D2012 Package Dimension
12.7±0.5
5.5max 6.0max
7.6±0.2
Matching Schematic
Input
50Ω
1
L1
L2
5
L4
L3
Output
50Ω
L1 = 47nH, L2 = 47nH, L3 = 39nH, L4 = 39nH
Dimensions shown are nominal in millimeters
Base : Fe(SPCC), Au plating over Ni plated
Cap : Cu & Cr Alloy, Ni Plated
Termination : Kovar, Au Plated
Input
Output
Pin Configuration
1
Ground
5
Others
2,4
Ground
I T F Co., Ltd.
102-901, Bucheon Technopark 364, Samjeong-Dong,
Ojeong-Gu, Bucheon-City,
Gyounggi-Do, Korea 421-809
Tel: [phone]
Fax: [phone]
http://www.itf.co.kr [e-mail]
2013. 03. 25
Rev 1.0