231502B

74.76 MHz SAW Filter
Part Number 231502B
1. Features
Typical 1dB bandwidth of 15.5 MHz
High attenuation
Single Ended Operation
Dual In-line Package (DIP)
2. Electrical Specifications
Source and Load Impedance = 50Ω
Operating Temperature : -30℃
℃ ~ +80℃
℃
Minimum
Typical
Maximum
MHz
-
74.76
-
dB
-
24.0
25.5
1dB Bandwidth
MHz
15.40
15.54
-
3dB Bandwidth
MHz
-
15.85
-
20dB Bandwidth
MHz
-
16.72
16.90
40dB Bandwidth
MHz
-
17.1
-
dB
-
0.4
1.0
Group Delay Variation (fo ± 7.25 MHz)
nsec
-
30
80
Absolute Delay
usec
-
2.30
-
dB
50
55
-
ppm/℃
-
-72
-
Minimum
Typical
Maximum
Center Frequency (fo)
Insertion Loss
Amplitude Ripple (fo ± 7.25 MHz)
Ultimate Rejection
Temperature Coefficient of Frequency
Room Temperature : +25℃
℃
Insertion Loss
dB
-
24.0
25.5
Amplitude Ripple (fo ± 7.55 MHz)
dB
-
0.4
1.0
nsec
-
30
80
Group Delay Variation (fo ± 7.55 MHz)
Maximum Input Power : +10dBm
5.5max 6.0max
5
1
Input
50Ω
Output
50Ω
L1
L2
12.7±0.2
2.5±0.2
7.6±0.2
0.45±0.05
ITF 13A001
231502B
74.76-15.5M
20.3±0.5
12.7±0.5
Matching Schematic
2.5±0.2
D2012 Package Dimension
L1 = L2 = 150nH
Dimensions shown are nominal in millimeters
Pin Configuration
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]
2013. 04. 01
Rev 1.0
74.76 MHz SAW Filter
Part Number 231502B
3. Typical Performance ( at +25℃
℃)
1dB Bandwidth & Ripple
CH1 S21
CH2 S21
LOG
LOG
1 dB/
1 dB/
40dB Bandwidth
17 May 2012 14:39:34
1: 0. 0000 dB
0. 000 000 MHz
3:- . 06190 dB
15. 100 000 MHz
REF -23.49 dB
REF -23.87 dB
CH1 S21
LOG
10 dB/
17 May 2012 15:15:05
1: 0. 0000 dB
0. 000 000 MHz
REF -23.74 dB
CH1 Markers
REF=1
BW: 15. 545701 MHz
cent :
Cor
74. 759787 MHz
CH1 Markers
REF=1
BW: 17. 102094 MHz
1
C
cent :
Q: 4. 8090
2
74. 774028 MHz
Q: 4. 3722
1_loss : -23 . 684 dB
1
1_loss : -23 . 747 dB
2
3
4
3
2
1
CH2 Markers
REF=2
mean:-23 . 658 dB
Cor
3
4
s. dev : . 08150 dB
p-p : . 40310 dB
CENTER 74. 760 000 MHz
SPAN 20. 000 000 MHz
CENTER 74. 760 000 MHz
3dB Bandwidth & Group Delay
CH1 S21
CH2 S21
LOG
DEL
1 dB/
100 ns/
17 May 2012 14:40:08
1: 0. 0000 dB
0. 000 000 MHz
3:-11 . 902 ns
15. 100 000 MHz
REF -23.49 dB
REF 2.367 us
SPAN 55. 000 000 MHz
20dB Bandwidth
CH1 S21
LOG
10 dB/
17 May 2012 15:15:44
1: 0. 0000 dB
0. 000 000 MHz
REF -23.74 dB
CH1 Markers
REF=1
BW: 15. 852374 MHz
cent :
Cor
74. 762157 MHz
CH1 Markers
REF=1
BW: 16. 727113 MHz
1
C
cent :
Q: 4. 7161
2
74. 773001 MHz
Q: 4. 4702
1_loss : -23 . 689 dB
1
1_loss : -23 . 747 dB
2
3
4
3
Cor
1
2
Smo
CH2 Markers
REF=2
4 2. 3013 us
mean:
3
s. dev : 5. 3265 ns
p-p : 26. 932 ns
CENTER 74. 760 000 MHz
SPAN 20. 000 000 MHz
CENTER 74. 760 000 MHz
Wideband Properties
CH1 S21
LOG
10 dB/
SWR(S11 & S22)
17 May 2012 14:43:37
1: 0. 0000 dB
0. 000 000 MHz
REF -25.36 dB
SPAN 55. 000 000 MHz
CH1 Markers
REF=1
2:-54 . 789 dB
74. 7600 MHz
CH1 S11
CH2 S22
SWR
SWR
10 /
10 /
17 May 2012 14:41:43
1: 6. 4473
74. 760 000 MHz
2: 7. 3838
74. 760 000 MHz
REF 6.462
REF 7.375
Cor
3:-32 . 920 dB
149. 520 MHz
1
1
3
Cor
2
2
START . 010 000 MHz
STOP 300. 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 74. 760 000 MHz
http://www.itf.co.kr
SPAN 55. 000 000 MHz
[email protected]
2013. 04. 01
Rev 1.0
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