105.0 MHz SAW Filter
Part Number
251008B
1. Features
Typical 1dB bandwidth of 10.0 MHz
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
3dB Bandwidth
40dB Bandwidth
Amplitude Ripple (fo ± 4.75 MHz)
Group Delay Variation (fo ± 4.75 MHz)
Absolute Delay
Ultimate Rejection
Temperature Coefficient of Frequency
MHz
dB
MHz
MHz
MHz
dB
nsec
usec
dB
ppm/℃
℃
Minimum
-
-
-
10.2
-
-
-
-
50
-
Typical
105.0
23.0
10.04
10.37
11.81
0.45
30
2.93
55
-18
Maximum
-
25.0
-
-
11.9
1.0
80
-
-
-
D2012 Package Dimension
Matching Schematic
12.7±0.5
5.5max 6.0max
7.6±0.2
2.5±0.2
82nH
Input
50
Ω
1
120nH
5
100nH
120nH
Output
50
Ω
ITF 10A001
251008B
105-10.0M
0.45±0.05
20.3±0.5
2.5±0.2
12.7±0.2
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
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
2010. 03. 12
Rev 1.0
105.0 MHz SAW Filter
Part Number
251008B
3. Typical Performance ( at +25℃ )
℃
1dB Bandwidth & Ripple
CH1 S21
CH2 S21
LOG
LOG
1 dB/
1 dB/
REF -22.71 dB
REF -23.14 dB
13 Apr 2009 20:49:32
1: 0. 0000 dB
0. 000 000 MHz
3: . 14060 dB
9. 500 000 MHz
CH1 S21
CH2 S21
3dB Bandwidth & Group Delay
LOG
DEL
1 dB/
100 ns/
REF -22.71 dB
REF 2.916 us
13 Apr 2009 20:49:45
1: 0. 0000 dB
0. 000 000 MHz
3: 8. 7316 ns
9. 500 000 MHz
CH1 Markers
BW 10. 040494 MHz
:
Cor
cent : 105. 016072 MHz
Q 10. 459
:
1
2
1_
loss : -22 . 973 dB
REF=1
Cor
CH1 Markers
BW 10. 373973 MHz
:
cent : 105. 016476 MHz
Q 10. 123
:
1
2
1_
loss : -22 . 983 dB
REF=1
3
3
4
3
2
Smo
Cor
CH2 Markers
mean: -22 . 947 dB
s. dev : . 09170 dB
p-p : . 44730 dB
3
CH2 Markers
mean: 2. 9329 us
s. dev : 6. 3495 ns
p-p : 29. 119 ns
2
4
Cor
REF=2
REF=2
CENTER 105. 000 000 MHz
SPAN 12. 000 000 MHz
CENTER 105. 000 000 MHz
SPAN 12. 000 000 MHz
40dB Bandwidth
CH1 S21
LOG
10 dB/
REF -23.07 dB
13 Apr 2009 20:49:04
1: 0. 0000 dB
0. 000 000 MHz
CH1 S21
LOG
Relative attenuation
10 dB/
REF -23.07 dB
13 Apr 2009 20:49:09
1: 0. 0000 dB
0. 000 000 MHz
*
CH1 Markers
1
Cor
2
BW 11. 813898 MHz
:
cent : 105. 017978 MHz
Q 8. 8894
:
1_
loss : -22 . 942 dB
REF=1
*
CH1 Markers
1
Cor
2
BW 11. 974083 MHz
:
cent : 105. 019385 MHz
Q 8. 7706
:
1_
loss : -22 . 942 dB
REF=1
Hld
Hld
3
4
3
4
CENTER 105. 000 000 MHz
SPAN 32. 000 000 MHz
CENTER 105. 000 000 MHz
SPAN 32. 000 000 MHz
Wide band Properties
CH1 S21
LOG
10 dB/
REF -23.27 dB
13 Apr 2009 20:50:51
1: 0. 0000 dB
0. 000 000 MHz
SWR(S11 & S22)
CH1 S11
CH2 S22
SWR
SWR
2 /
2 /
REF 2.979
REF 2.451
13 Apr 2009 20:50:15
1: 2. 9764
105. 000 000 MHz
2: 2. 4507
105. 000 000 MHz
CH1 Markers
2:-67 . 253 dB
105. 000 MHz
1
3:-52 . 364 dB
210. 000 MHz
REF=1
Cor
1
Cor
2
3
START . 010 000 MHz
2
STOP 400. 000 000 MHz
CENTER 105. 000 000 MHz
SPAN 32. 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
2010. 03. 12
Rev 1.0