262907B Datasheet, PDF (1/2 Pages) Integrated Technology Future – 255.0 MHz SAW Filter

1. Features
Typical 1dB bandwidth of 29.4 MHz
High attenuation
Single Ended Operation
Dual In-line Package (DIP)
2. Electrical Specifications
Operating Temperature : -10℃ ~ +60℃
Center Frequency (fo)
MHz
Insertion Loss
dB
1dB Bandwidth
MHz
3dB Bandwidth
MHz
40dB Bandwidth
MHz
Amplitude Ripple (fo ± 14.22 MHz)
dB
Group Delay Variation (fo ± 14.22 MHz)
nsec
Absolute Delay
usec
Ultimate Rejection
dB
Maximum input Power
dBm
Temperature Coefficient of Frequency
ppm/℃
Room Temperature : +25℃
Insertion Loss
dB
Amplitude Ripple (fo ± 14.38 MHz)
dB
Group Delay Variation (fo ± 14.38 MHz)
nsec
255.0 MHz SAW Filter
Project name 262907B
Source and Load Impedance = 50Ω
Minimum
Typical
Maximum
-
255.0
-
-
31.0
32.5
29.30
29.45
-
-
29.77
-
-
31.18
31.30
-
0.5
1.2
-
35
70
-
2.68
-
50
53
-
-
-
10
-
-18
-
Minimum
-
-
-
Typical
31.0
0.5
35
Maximum
32.5
1.2
70
D2012 Package Dimension
12.7±0.5
5.5max 6.0max
7.6±0.2
Matching Schematic
Input
50Ω
L1
1
C1
5
L2
Output
50Ω
C2
L1 = L2 = 18nH, C1 = 27pF, C2 = 22pF
Dimensions shown are nominal in millimeters
Base : Fe(SPCC), Au plating over Ni plated
Cap : Cu & Cr Alloy, Ni Plated
Termination : Kovar, Au Plated
I T F Co., Ltd.
102-901, Bucheon Technopark 364, Samjeong-Dong,
Ojeong-Gu, Bucheon-City,
Gyounggi-Do, Korea 421-809
Input
Output
Pin Configuration
1
Ground
5
Others
Tel: [phone]
Fax: [phone]
http://www.itf.co.kr [e-mail]
2,4
Ground
2013. 03. 27
Rev 1.0