270753B - ITF Co.,Ltd.

70 MHz SAW Filter
Part Number 270753B
1. Features

Typical 1dB bandwidth of 6.65 MHz

Low-Loss Filter

Single Ended Operation

Surface Mounted Package (SMD)
2. Electrical Specifications
Source and Load Impedance = 50Ω
Operating Temperature : -40℃ ~ +85℃
Minimum
Typical
Maximum
MHz
-
70.0
-
dB
-
9.0
11.5
1dB Bandwidth
MHz
6.2
6.65
-
3dB Bandwidth
MHz
-
7.25
-
40dB Bandwidth
MHz
-
9.7
10.3
dB
-
0.3
1.0
Group Delay Variation (fo ± 2.5 MHz)
nsec
-
40
80
Absolute Delay
usec
-
1.29
-
dB
40
45
-
ppm/℃
-
-86
-
Minimum
Typical
Maximum
Center Frequency (fo)
Insertion Loss
Amplitude Ripple (fo ± 2.5 MHz)
Ultimate Rejection
Temperature Coefficient of Frequency
Room Temperature : +25℃
Insertion Loss
dB
-
9.0
11.0
Amplitude Ripple (fo ± 2.88 MHz)
dB
-
0.3
1.0
nsec
-
40
80
dB
40
45
-
Group Delay Variation (fo ± 2.88 MHz)
Relative Attenuation
Fo ± 5.4 MHz
S1365 Package Dimension
13.30±0.2
12
8
7.62±0.1
7
ITF 12A001
270753B
. 70-6.6M
1
2
3
4
7
9
8
5
L2
Output
50Ω
11
L1
1.50±0.1
5
5
11
I nput
50Ω
10
6
6
2.54±0.1
11
9
1.61±0.2
6.50±0.2
10
Matching Schematic
L3
12
4
3
2
2.54±0.1
1
0.80±0.1
L1 = 82nH, L2 = 18nH, L3 = 100nH
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
sales@itf.co.kr
2013. 03. 25
Rev 1.0
70 MHz SAW Filter
Part Number 270753B
3. Typical Performance ( at +25℃ )
1dB Bandwidth & Ripple
CH2
CH4
S21
S21
LOG
LOG
1 dB/
1 dB/
40dB Bandwidth
13 Mar 2012 11:46:15
1: 0. 0000 dB
0. 000 000 MHz
3: - . 11570 dB
5. 760 000 MHz
REF -8.8 dB
REF -8.8 dB
S21
LOG
10 dB/
69 . 975061
MHz
13 Mar 2012 11:45:35
1: 0. 0000 dB
0. 000 000 MHz
REF -8.8 dB
CH2 Markers
REF=1
6. 667563 MHz
BW:
cent :
CH1
BW:
1
Cor
Q: 10 . 495
cent :
2
CH1 Markers
REF=1
9. 626943 MHz
70 . 096366
MHz
Q: 7. 2813
1_loss : -8 . 9928 dB
1
1_loss : -9 . 0039 dB
2
4
3
3
2
CH4 Markers
REF=2
mean : -8 . 9743 dB
Cor
s. dev : . 04920
dB
p-p : . 27460
dB
3
4
Cor
CENTER
70 . 000 000 MHz
SPAN
9. 000 000 MHz
2
4
CENTER
S21
S21
LOG
DEL
1 dB/
150 ns/
13 Mar 2012 11:45:55
1: 0. 0000 dB
0. 000 000 MHz
3: -23 . 905 ns
5. 760 000 MHz
REF -8.8 dB
REF 1.26 us
BW:
cent :
SPAN
CH1
S21
LOG
10 dB/
CH2 Markers
REF=1
7. 289556 MHz
70 . 000167
MHz
13 Mar 2012 11:46:36
1: 0. 0000 dB
0. 000 000 MHz
REF -8.8 dB
CH1 Markers
REF=1
2: -52 . 169 dB
-5 . 40000 MHz
1
Cor
Q: 9. 6028
3: -48 . 587 dB
5. 40000 MHz
1_loss : -8 . 9992 dB
1
30 . 000 000 MHz
Relative Attenuation(Fo ± 5.4 MHz)
3dB Bandwidth & Group Delay
CH2
CH4
70 . 000 000 MHz
2
3
4
2
CH4 Markers
REF=2
mean4: 1. 2899 us
3
Cor
Smo
s. dev : 8. 1498 ns
3
2
p-p : 39 . 842 ns
Cor
CENTER
70 . 000 000 MHz
SPAN
9. 000 000 MHz
2
CENTER
70 . 000 000 MHz
Wide band Properties
CH1
S21
LOG
10 dB/
30 . 000 000 MHz
SWR(S11 & S22)
13 Mar 2012 11:48:27
1: 0. 0000 dB
0. 000 000 MHz
REF -8.8 dB
SPAN
CH1
CH3
S11
S22
SWR
SWR
10 /
10 /
13 Mar 2012 11:47:49
1: 1. 8625
70 . 000 000 MHz
2: 2. 3146
70 . 000 000 MHz
REF 0
REF 0
1
CH1 Markers
REF=1
2: -24 . 646 dB
70 . 0000 MHz
Cor
3: -26 . 291 dB
140 . 000 MHz
4: -76 . 431 dB
210 . 000 MHz
2
Cor
5: -68 . 353 dB
3
280 . 000 MHz
1
2
5
4
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
sales@itf.co.kr
30 . 000 000 MHz
2013. 03. 25
Rev 1.0