270754B

70.0 MHz SAW Filter
Part Number 270754B
1. Features

Typical 1dB bandwidth of 6.85 MHz

Low-Loss Filter

Single Ended Operation

Surface Mounted Package (SMD)
2. Electrical Specifications
Source and Load Impedance = 50Ω
Operating Temperature : -30℃ ~ +80℃
Minimum
Typical
Maximum
MHz
-
70.0
-
dB
-
13.0
16.0
1dB Bandwidth
MHz
6.4
6.85
-
3dB Bandwidth
MHz
-
7.83
-
40dB Bandwidth
MHz
-
11.8
12.3
dB
-
0.35
1.0
Group Delay Variation (fo ± 2.46 MHz)
nsec
-
35
70
Absolute Delay
usec
-
0.77
0.8
dB
38
43
-
ppm/℃
-
-86
-
Minimum
Typical
Maximum
Center Frequency (fo)
Insertion Loss
Amplitude Ripple (fo ± 2.46 MHz)
Ultimate Rejection
Temperature Coefficient of Frequency
Room Temperature : +25℃
Insertion Loss
dB
-
13.0
15.5
Amplitude Ripple (fo ± 2.8 MHz)
dB
-
0.35
1.0
nsec
-
35
70
Group Delay Variation (fo ± 2.8 MHz)
S1365 Package Dimension
13.30±0.2
8
7.62±0.1
7
ITF 12A001
270754B
. 70-6.8M
11
12
1
2
3
7
9
8
10
11
6
6
1.50±0.1
5
5
4
2.54±0.1
9
1.61±0.2
6.50±0.2
10
Matching Schematic
L1
I nput
50Ω
47nH
11
5
Output
50Ω
12
4
3
2
2.54±0.1
C1
1
68pF
L2
120nH
0.80±0.1
Pin Configuration
Dimensions shown are nominal in millimeters
Body : Al2O3
Lid : Kovar, Ni Plated
Termination : Au plating 0.3 ~ 1.0um, over a 1.27 ~ 8.89um Ni Plating
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
11
Ground
6, 12
Output
5
Others
Ground
http://www.itf.co.kr
[email protected]
2012. 06. 21
Rev 1.0
70.0 MHz SAW Filter
Part Number 270754B
3. Typical Performance ( at +25℃ )
1dB Bandwidth & Ripple
CH2
CH4
S21
S21
LOG
LOG
1 dB/
1 dB/
3dB Bandwidth & Group Delay
20 Jun 2012 18:28:39
1: 0. 0000 dB
0. 000 000 MHz
3: . 02700 dB
5. 600 000 MHz
REF -12.6 dB
REF -12.6 dB
BW:
cent :
CH2
CH4
S21
S21
LOG
DEL
1 dB/
150 ns/
20 Jun 2012 18:28:27
1: 0. 0000 dB
0. 000 000 MHz
3: 8. 7786 ns
5. 600 000 MHz
REF -12.6 dB
REF 740 ns
CH2 Markers
REF=1
6. 843983 MHz
69. 942466
BW:
MHz
cent :
CH2 Markers
REF=1
7. 829719 MHz
69. 979091
Q: 10. 220
1
MHz
Q: 8. 9376
1_loss : -12 . 770 dB
1_loss : -12 . 788 dB
1
2
2
3
3
4
3
4
2
2
Cor
CH4 Markers
REF=2
mean : -12 . 832 dB
Cor
s. dev : . 06310
dB
Smo
p-p : . 31920
dB
Cor
CH4 Markers
REF=2
4 . 26 ns
mean : 771
3
s. dev : 8. 1093 ns
p-p : 34. 544 ns
Cor
CENTER
70. 000 000 MHz
SPAN
9. 000 000 MHz
2
4
CENTER
70. 000 000 MHz
40dB Bandwidth
CH1
S21
LOG
10 dB/
BW:
1
Cor
9. 000 000 MHz
2
Smith Chart(S11 & S22)
20 Jun 2012 18:28:11
1: 0. 0000 dB
0. 000 000 MHz
REF -12.6 dB
SPAN
cent :
2
CH1 S11
CH3 S22
1 U FS
1 U FS
1: 5. 5234
2: 79. 848
-17 . 123
-29 . 527
20 Jun 2012 17:40:01
132. 78 pF
70. 000 000 MHz
77. 001 pF
70. 000 000 MHz
CH1 Markers
REF=1
11. 606062 MHz
70. 252184
Cor
MHz
Q: 6. 0531
1_loss : -12 . 788 dB
Cor
2
3
4
1
CENTER
70. 000 000 MHz
SPAN
35. 000 000 MHz
CENTER 70. 000 000 MHz
Wide band Properties
CH1
S21
LOG
10 dB/
SWR(S11 & S22)
20 Jun 2012 17:41:14
1: 0. 0000 dB
0. 000 000 MHz
REF -12.5 dB
CH1 Markers
REF=1
2: -40 . 414 dB
70. 0000 MHz
1
SPAN 35. 000 000 MHz
CH1
CH3
S11
S22
SWR
SWR
10 /
10 /
20 Jun 2012 17:40:33
1: 10. 087
70. 000 000 MHz
2: 1. 9221
70. 000 000 MHz
REF 0
REF 0
Cor
3: -28 . 310 dB
140 . 000 MHz
Cor
3
2
2
1
START
. 010 000 MHz
STOP 400 . 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
70. 000 000 MHz
http://www.itf.co.kr
SPAN
[email protected]
35. 000 000 MHz
2012. 06. 21
Rev 1.0