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 201271B  
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  
12.7±0.5  
5.5max 6.0max  
7.6±0.2  
Package : D2712  
Pin Configuration  
1
Input  
Output  
5
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, 4  
3, 6  
Ground  
Case ground  
I T F Co., Ltd.  
Part No.  
201271B  
102-901, Bucheon Technopark 364,  
Samjeong-Dong, Ojeong-Gu, Bucheon-City,  
Gyounggi-Do, Korea 421-809  
Rev. Date  
Rev.  
2006-10-18  
1/10  
NI2013-CS03  
SAW Bandpass Filter 201271B  
3. Specifications  
Fo = 140.0 MHz  
Terminating source impedance : 50Ω and matching network  
Terminating load impedance  
: 50Ω and matching network  
Minimum  
Typical  
140.0  
21.0  
0.16  
0.27  
0.87  
0.5  
Maximum  
Center Frequency  
MHz  
dB  
139.95  
140.05  
Insertion Loss  
-
25.0  
1dB Bandwidth  
MHz  
MHz  
MHz  
dB  
0.14  
-
-
3dB Bandwidth  
0.25  
40dB Bandwidth  
-
-
0.9  
1.0  
400  
-
Amplitude Ripple (Fo +/- 0.04 MHz)  
Group Delay Variation (Fo +/- 0.04 MHz)  
Absolute Delay  
nsec  
usec  
-
210  
-
3.6  
Ultimate Rejection  
dB  
50  
-
55  
-
Temperature Coefficient of Frequency  
ppm/°C2  
-0.03  
-
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.  
201271B  
102-901, Bucheon Technopark 364,  
Samjeong-Dong, Ojeong-Gu, Bucheon-City,  
Gyounggi-Do, Korea 421-809  
2006-10-18  
2/10  
NI2013-CS03  
SAW Bandpass Filter 201271B  
4. Matching Schematic  
Actual matching values may vary due to PCB layout and parasitics )  
Input  
50Ω  
Output  
50Ω  
C1  
C2  
C1 = C2 = 30 pF  
5. Marking Configuration  
ITF1) 06A0012)  
201271B3)  
1) Manufacturer name  
2) Lot Number  
3) Part Number  
I T F Co., Ltd.  
Part No.  
201271B  
2006-10-18  
102-901, Bucheon Technopark 364,  
Samjeong-Dong, Ojeong-Gu, Bucheon-City,  
Gyounggi-Do, Korea 421-809  
Rev. Date  
Rev.  
3/10  
NI2013-CS03  
SAW Bandpass Filter 201271B  
6. Typical Performance ( at +25℃ )  
4 Jun 2004 04:17:50  
1: 0. 0000 dB 0. 000 000 MHz  
CH1 S21  
LOG  
10 dB/ REF -20.63 dB  
201271B  
CH1 Markers  
BW: . 890138 MHz  
REF=1  
cent  
1
Cor  
:
140 . 011308 MHz  
Q: 157 . 29  
2
1_loss : -20 . 643 dB  
4
3
CENTER 140 . 000 000 MHz  
SPAN 3. 000 000 MHz  
4 Jun 2004 04:18:41  
CH2 S21  
CH4 S21  
LOG  
DEL  
1 dB/ REF -20.59 dB  
400 ns/ REF 3.9 us  
1: 0. 0000 dB  
3: 57. 532 ns  
0. 000 000 MHz  
. 083 000 MHz  
201271B  
CH2 Markers  
BW: . 283518 MHz  
REF=1  
cent  
:
140 . 018538 MHz  
Q: 493 . 86  
1
1_loss : -20 . 609 dB  
2
3
4
2
CH4 Markers  
4
3
REF=2  
Cor  
mean: 3. 5999 us  
s. dev : 46. 770 ns  
p-p : 216 . 76 ns  
Smo  
Cor  
2
SPAN . 700 000 MHz  
CENTER 140 . 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.  
201271B  
2006-10-18  
Rev. Date  
Rev.  
4/10  
NI2013-CS03  
SAW Bandpass Filter 201271B  
4 Jun 2004 04:19:07  
4 Jun 2004 04:22:10  
1: 0. 0000 dB 0. 000 000 MHz  
CH2 S21  
CH4 S21  
LOG  
LOG  
1 dB/ REF -20.5 dB  
1 dB/ REF -20.5 dB  
1: 0. 0000 dB  
3: . 45770 dB  
0. 000 000 MHz  
. 083 000 MHz  
CH1 S21  
LOG  
10 dB/ REF -34.31 dB  
201271B  
201271B  
CH2 Markers  
BW: . 170187 MHz  
REF=1  
cent  
CH1 Markers  
REF=1  
1
2:-21 . 648 dB  
86. 9000 MHz  
:
140 . 016402 MHz  
Q: 822 . 72  
3:-12 . 622 dB  
115 . 900 MHz  
1
1_loss  
: -20 . 584 dB  
2
3
3
4
2
3
2
CH4 Markers  
REF=2  
Cor  
Cor  
mean:-20 . 672 dB  
s. dev : . 14930 dB  
p-p : . 51060 dB  
CENTER 140 . 000 000 MHz  
S42PAN . 700 000 MHz  
START . 010 000 MHz  
STOP 290 . 000 000 MHz  
4 Jun 2004 04:19:40  
4 Jun 2004 04:19:25  
CH1 S11  
CH3 S22  
SWR  
SWR  
10  
10  
/
/
REF 0  
REF 0  
1: 10. 896  
2: 11. 596  
140 . 000 000 MHz  
140 . 000 000 MHz  
CH1 S11  
CH3 S22  
1 U FS  
1 U FS  
1: 5. 2207  
2: 4. 9082  
-17 . 950  
-18 . 604  
63. 332 pF  
61. 105 pF  
140 . 000 000 MHz  
140 . 000 000 MHz  
201271B  
201271B  
Cor  
Cor  
Cor  
Cor  
1
1
2
2
CENTER 140 . 000 000 MHz  
SPAN 3. 000 000 MHz  
CENTER 140 . 000 000 MHz  
SPAN 3. 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.  
Rev. Date  
Rev.  
201271B  
2006-10-18  
5/10  
NI2013-CS03