115.0 MHz SAW Filter
Part Number
250917B
1. Features
Typical 1dB bandwidth of 9.2MHz
High attenuation
Single Ended Operation
Dual In-line Package (DIP)
2. Electrical Specifications
Source and Load Impedance = 50
Operating Temperature : +25℃
℃
Center Frequency (fo)
Insertion Loss
1dB Bandwidth
35dB Bandwidth
Amplitude Ripple (fo ± 4.5 MHz)
Group Delay Variation (fo ± 4.5 MHz)
Absolute Delay
Ultimate Rejection(fo ± 5.7 MHz)
Temperature Coefficient of Frequency
MHz
dB
MHz
MHz
dB
nsec
usec
dB
ppm/℃
℃
Minimum
-
-
9.1
-
-
-
-
40
-
Typical
115.0
23.7
9.23
10.38
0.8
50
2.05
45
-18
Maximum
-
25.0
-
10.42
1.2
-
-
-
-
D2012 Package Dimension
12.7±0.5
5.5max 6.0max
7.6±0.2
2.5±0.2
Matching Schematic
1
5
56nH
Input
50
Ω
56nH
Output
50
Ω
ITF 11A001
250917B
115-9.2M
43pF
0.45±0.05
20.3±0.5
2.5±0.2
Dimensions shown are nominal in millimeters
Base : Fe(SPCC), Au plating over Ni plated
Cap : Cu & Cr Alloy, Ni Plated
Termination : Kovar, Au Plated
12.7±0.2
Pin Configuration
Input
Output
1
5
Ground
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: 82-32-621-1213
Fax: 82-32-621-1218
http://www.itf.co.kr
sales@itf.co.kr
2011. 05. 27
Rev 1.0
115.0 MHz SAW Filter
Part Number
250917B
3. Typical Performance ( at +25℃ )
℃
1dB Bandwidth & Ripple
CH1 S21
CH2 S21
LOG
LOG
1 dB/
1 dB/
REF -23.52 dB
REF -23.08 dB
27 Apr 2011 13:14:38
1: 0. 0000 dB
0. 000 000 MHz
3: . 35700 dB
9. 000 000 MHz
CH1 S21
CH2 S21
3dB Bandwidth & Group Delay
LOG
DEL
1 dB/
200 ns/
REF -23.52 dB
REF 2.005 us
27 Apr 2011 13:14:48
1: 0. 0000 dB
0. 000 000 MHz
3: 14. 941 ns
9. 000 000 MHz
BW
:
C
CH1 Markers
REF=1
9. 231003 MHz
C
BW
:
CH1 Markers
REF=1
9. 477405 MHz
cent : 114. 986726 MHz
Q 12. 457
:
1_loss : -23 . 793 dB
1
2
cent : 114. 964662 MHz
Q 12. 130
:
1_loss : -23 . 793 dB
1
2
3
4
3
Smo
C
3
3
2
CH2 Markers
REF=2
mean: 2. 0502 us
4
s. dev : 9. 6612 ns
p-p : 50. 354 ns
C
2
CH2 Markers
REF=2
mean: -23 . 752 dB
s. dev : . 11900 dB
p-p : . 65080 dB
CENTER 115. 000 000 MHz
SPAN 12. 000 000 MHz
CENTER 115. 000 000 MHz
SPAN 12. 000 000 MHz
35dB Bandwidth
CH1 S21
LOG
10 dB/
REF -23.53 dB
27 Apr 2011 13:12:50
1: 0. 0000 dB
0. 000 000 MHz
CH1 S21
LOG
10 dB/
Ultimate Rejection
REF -23.53 dB
27 Apr 2011 13:13:04
1: 0. 0000 dB
0. 000 000 MHz
*
CH1 Markers
REF=1
BW 10. 381324 MHz
:
*
CH1 Markers
REF=1
2:-51 . 325 dB
-5 . 70000 MHz
3:-50 . 731 dB
5. 70000 MHz
C
1
2
C
cent : 114. 942892 MHz
Q 11. 072
:
1_loss : -24 . 030 dB
1
3
4
2
3
CENTER 115. 000 000 MHz
SPAN 35. 000 000 MHz
CENTER 115. 000 000 MHz
SPAN 35. 000 000 MHz
Wide band Properties
CH1 S21
LOG
10 dB/
REF -25.22 dB
27 Apr 2011 13:16:03
1: 0. 0000 dB
0. 000 000 MHz
CH1 S11
CH2 S22
SWR
SWR
1 /
1 /
SWR(S11 & S22)
REF 3.13
REF 3.903
27 Apr 2011 13:15:29
1: 3. 1300
115. 000 000 MHz
2: 3. 9020
115. 000 000 MHz
MARKER 1-1
0 Hz
1
CH1 Markers
REF=1
2:-66 . 669 dB
115. 000 MHz
3:-48 . 078 dB
230. 000 MHz
1
2
3
START . 010 000 MHz
2
STOP 400. 000 000 MHz
CENTER 115. 000 000 MHz
SPAN 35. 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
http://www.itf.co.kr
sales@itf.co.kr
2011. 05. 27
Rev 1.0