转到网站首页
转为中文步骤：
1、请用电脑端360浏览器打开本页地址，如您电脑未安装360浏览器，请点这里下载;
2、点击360浏览器右上角的翻译插件，如右图红圈中所示:
3、点击所弹出窗口里的右下角的按钮 “翻译当前网页”;
4、弹窗提示翻译完毕后关闭弹窗即可；
SAW Bandpass Filter 203308B  
1. Features  
z
z
z
z
z
z
IF Bandpass Filter  
High Attenuation  
Single-Ended Operation  
DIP Package  
Maximum Storage Temperature Range : -40℃ ~ 85℃  
Electrostatics Sensitive Device (ESD)  
2. Package Dimension  
25.5±0.5  
5.5max 6.0max  
20.3±0.2  
Package : D3825  
Pin Configuration  
1
6
Input  
Output  
Dimensions shown are nominal in millimeters  
Base : Fe(SPCC), Au plating over Ni plated  
Cap : Cu & Cr Alloy, Ni Plated  
Termination : Kovar, Au Plated  
2, 5  
Other  
Ground  
Case ground  
I T F Co., Ltd.  
Part No.  
203308B  
102-901, Bucheon Technopark 364,  
Samjeong-Dong, Ojeong-Gu, Bucheon-City,  
Gyounggi-Do, Korea 421-809  
Rev. Date  
2004-04-20  
1/5  
Rev.  
NI0017-CS03  
SAW Bandpass Filter 203308B  
3. Specifications  
Fo = 70.0 MHz  
Terminating source impedance : 50Ω and matching network  
Terminating load impedance  
: 50Ω and matching network  
Minimum  
Typical  
70.0  
26.0  
10.34  
10.65  
11.54  
1.0  
Maximum  
Center Frequency  
MHz  
dB  
69.96  
70.04  
Insertion Loss  
-
27.5  
1dB Bandwidth  
MHz  
MHz  
MHz  
dB  
-
-
3dB Bandwidth  
10.5  
-
40dB Bandwidth  
-
-
11.65  
Amplitude Ripple (Fo +/- 5.0 MHz)  
1.3  
Group Delay Variation (Fo +/- 5.0 MHz)  
Absolute Delay  
nsec  
usec  
-
100  
150  
-
3.63  
55  
-
-
-
Ultimate Rejection  
dB  
50  
-
Temperature Coefficient of Frequency  
ppm/°C  
-94  
Notes :  
1) All specifications are based on the matching schematic shown below  
2) All specifications are measured by Agilent Network analyzer and full 2 port calibration at room temperature  
3) All attenuation measurements are measured relative to insertion loss  
I T F Co., Ltd.  
Part No.  
Rev. Date  
Rev.  
203308B  
102-901, Bucheon Technopark 364,  
Samjeong-Dong, Ojeong-Gu, Bucheon-City,  
Gyounggi-Do, Korea 421-809  
2004-04-20  
2/5  
NI0017-CS03  
SAW Bandpass Filter 203308B  
4. Matching Schematic  
( Actual matching values may vary due to PCB layout and parasitics )  
Input  
50Ω  
Output  
50Ω  
5. Marking Configuration  
ITF1) 04A0012)  
203308B3)  
1) Manufacturer name  
2) Lot Number  
3) Part Number  
I T F Co., Ltd.  
Part No.  
203308B  
102-901, Bucheon Technopark 364,  
Samjeong-Dong, Ojeong-Gu, Bucheon-City,  
Gyounggi-Do, Korea 421-809  
Rev. Date  
Rev.  
2004-04-20  
3/5  
NI0017-CS03  
SAW Bandpass Filter 203308B  
6. Typical Performance ( at +25℃ )  
30 Jan 2004 17:25:44  
CH1  
S
log MAG  
10 dB/  
REF -25.22 dB  
1_: 0  
dB  
21  
0.000 000 MHz  
REF=1  
PRm  
Cor  
BW: 11.541 018 MHz  
cent: 69.959761 MHz  
1
2
Q: 6.0618  
1_ loss: -25.3 dB  
3
4
CH1 CENTER 70.000 000 MHz  
SPAN 30.000 000 MHz  
30 Jan 2004 17:27:16  
CH1  
CH2  
S
S
log MAG  
delay  
1 dB/  
200 ns/  
REF -25.01 dB  
REF 3.593 us  
1_  
0
dB  
21  
21  
3_: 1.9322 ns  
0.000 000 MHz  
PRm  
Cor  
REF=1  
BW: 10.657 950 MHz  
cent: 70.000500 MHz  
Q: 6.5679  
1_ loss: -25.242 dB  
1
2
10.000 000 MHz  
3
REF=2  
4
mean: 3.614 6 us  
s.dev: 13.347 ns  
p-p: 64.321 ns  
PRm  
Cor  
2
3
Smo  
1
2
CENTER 70.000 000 MHz  
SPAN 13.000 000 MHz  
I T F Co., Ltd.  
Part No.  
Rev. Date  
Rev.  
203308B  
102-901, Bucheon Technopark 364,  
Samjeong-Dong, Ojeong-Gu, Bucheon-City,  
Gyounggi-Do, Korea 421-809  
2004-04-20  
4/5  
NI0017-CS03  
SAW Bandpass Filter 203308B  
30 Jan 2004 17:27:40  
30 Jan 2004 17:31:10  
REF -25.5 dB 1_:-25.578 dB  
CH1  
CH2  
S
S
log MAG  
log MAG  
1 dB/  
1 dB/  
REF -25.01 dB  
REF -25.01 dB  
1_  
0
dB  
CH1  
S
log MAG  
10 dB/  
21  
21  
21  
3_: .5884 dB  
70.000 000 MHz  
0.000 000 MHz  
PRm  
Cor  
PRm  
REF=1  
BW: 10.356 879 MHz  
cent: 70.035986 MHz  
Q: 6.7623  
1_ loss: -25.231 dB  
1
1
2
3
4
10.000 000 MHz  
REF=2  
3
mean:-25.421 dB  
s.dev: .2471 dB  
p-p: 1.0572 dB  
PRm  
Cor  
2
1
2
CENTER 70.000 000 MHz  
SPAN 13.000 000 MHz  
CH1 START .010 000 MHz  
STOP 300.000 000 MHz  
30 Jan 2004 17:29:53  
1_: 8.7456  
2_ 8.6621  
30 Jan 2004 17:30:02  
CH1  
CH2  
S
S
SWR  
SWR  
5
5
/
/
REF 8.739  
REF 8.661  
CH1  
CH2  
S
S
1 U FS  
1 U FS  
1_ 12.217  
2_: 15.143  
-52.512  
-62.51  
43.298 pF  
36.373 pF  
11  
22  
11  
22  
70.000 000 MHz  
70.000 000 MHz  
PRm  
Cor  
PRm  
Cor  
1
1
70.000 000 MHz  
70.000 000 MHz  
2
PRm  
Cor  
2
PRm  
Cor  
2
1
CENTER 70.000 000 MHz  
SPAN 30.000 000 MHz  
CENTER 70.000 000 MHz  
SPAN 30.000 000 MHz  
I T F Co., Ltd.  
102-901, Bucheon Technopark 364,  
Samjeong-Dong, Ojeong-Gu, Bucheon-City,  
Gyounggi-Do, Korea 421-809  
Part No.  
203308B  
Rev. Date  
Rev.  
2004-04-20  
5/5  
NI0017-CS03