252302B

140.0 MHz SAW Filter
Part Number 252302B
1. Features
Typical 2dB bandwidth of 23.8 MHz
High attenuation
Single Ended Operation
Dual In-line Package (DIP)
2. Electrical Specifications
Source and Load Impedance = 50Ω
Room Temperature : +25℃
℃
Center Frequency (fo)
Insertion Loss
Minimum
Typical
Maximum
MHz
-
140.0
-
dB
-
26.0
27.5
23.88
24.0
2dB Bandwidth
MHz
25dB Bandwidth
MHz
-
24.64
24.8
40dB Bandwidth
MHz
-
24.86
-
dB
-
0.5
1.0
Group Delay Variation (fo ± 11.65 MHz)
nsec
-
50
80
Absolute Delay
usec
-
2.98
-
dB
50
55
-
ppm/℃
℃
-
-84
-
Amplitude Ripple (fo ± 11.65 MHz)
Ultimate Rejection
Temperature Coefficient of Frequency
12.8±0.5
5.5max 6.0max
Matching Schematic
7.6±0.2
2.5±0.2
D3512 Package Dimension
1
5
47pF
33nH
13pF
Output
50Ω
25.4±0.2
2.5±0.2
0.45±0.05
ITF 11A001
252302B
140-23.8M
35.1±0.5
56nH
Input
50Ω
Pin Configuration
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
Tel: 82-32-621-1213
Fax: 82-32-621-1218
Input
1
Ground
2,4
Output
5
Others
Ground
http://www.itf.co.kr
[email protected]
2011. 01. 24
Rev 1.0
140.0 MHz SAW Filter
Part Number 252302B
3. Typical Performance ( at +25℃
℃)
2dB Bandwidth & Ripple
CH1 S21
CH2 S21
LOG
LOG
3dB Bandwidth & Group Delay
24 Jun 2009 06:10:10
1: 0. 0000 dB
0. 000 000 MHz
3:- . 00640 dB
23. 300 000 MHz
1 dB/ REF -25.58 dB
1 dB/ REF -26 dB
CH1 S21
CH2 S21
LOG
DEL
24 Jun 2009 06:10:43
1: 0. 0000 dB
0. 000 000 MHz
3:-5 . 9767 ns
23. 300 000 MHz
1 dB/ REF -25.58 dB
100 ns/ REF 2.956 us
CH1 Markers
REF=1
BW: 23. 882642 MHz
cent : 140. 063273 MHz
Cor
CH1 Markers
REF=1
BW: 23. 968564 MHz
cent : 140. 064710 MHz
Cor
Q: 5. 8646
Q: 5. 8437
1_loss : -25 . 820 dB
1_loss : -25 . 840 dB
1
1
2
2
3
3
2
3
4
CH2 Markers
REF=2
mean:-25 . 762 dB
Cor
CENTER 140. 000 000 MHz
Smo
Cor
2
CH2 Markers
REF=2
mean:42. 9892 us
3
s. dev : . 09940 dB
s. dev : 8. 4032 ns
p-p : . 49570 dB
p-p : 48. 828 ns
SPAN 29. 000 000 MHz
CENTER 140. 000 000 MHz
25dB Bandwidth
CH1 S21
LOG
40dB Bandwidth
24 Jun 2009 06:11:40
1: 0. 0000 dB
0. 000 000 MHz
10 dB/ REF -26.19 dB
SPAN 29. 000 000 MHz
CH1 S21
LOG
CH1 Markers
REF=1
BW: 24. 641375 MHz
1
Cor
24 Jun 2009 06:11:50
1: 0. 0000 dB
0. 000 000 MHz
10 dB/ REF -26.19 dB
CH1 Markers
REF=1
BW: 24. 869876 MHz
1
Cor
cent : 140. 054486 MHz
2
cent : 140. 052899 MHz
2
Q: 5. 6837
Q: 5. 6314
1_loss : -26 . 060 dB
Hld
1_loss : -26 . 060 dB
Hld
3
4
3
CENTER 140. 000 000 MHz
SPAN 80. 000 000 MHz
CENTER 140. 000 000 MHz
Wide band Properties
CH1 S21
LOG
10 dB/ REF -25.46 dB
4
SPAN 80. 000 000 MHz
SWR(S11 & S22)
24 Jun 2009 06:14:32
1: 0. 0000 dB
0. 000 000 MHz
CH1 Markers
REF=1
2:-60 . 720 dB
140. 000 MHz
CH1 S11
CH2 S22
SWR
SWR
5 /
5 /
24 Jun 2009 06:12:37
1: 5. 2595
140. 000 000 MHz
2: 4. 3865
140. 000 000 MHz
REF 5.251
REF 4.392
Cor
3:-56 . 126 dB
280. 000 MHz
1
1
Cor
2
3
2
START . 010 000 MHz
STOP 450. 000 000 MHz
I T F Co., Ltd.
102-901, Bucheon Technopark 364, Samjeong-Dong,
Ojeong-Gu, Bucheon-City,
Gyounggi-Do, Korea 421-809
Tel: 82-32-621-1213
Fax: 82-32-621-1218
CENTER 140. 000 000 MHz
http://www.itf.co.kr
SPAN 80. 000 000 MHz
[email protected]
2011. 01. 24
Rev 1.0
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