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SAW Bandpass Filter 203309B  
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  
12.8±0.5  
5.5max 6.0max  
7.6±0.2  
Package : D3512  
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.  
102-901, Bucheon Technopark 364,  
Samjeong-Dong, Ojeong-Gu, Bucheon-City,  
Gyounggi-Do, Korea 421-809  
Part No.  
203309B  
Rev. Date  
2004-04-26  
1/5  
Rev.  
NI0025-CS01  
SAW Bandpass Filter 203309B  
3. Specifications  
Fo = 76.99 MHz  
Terminating source impedance : 50Ω and matching network  
Terminating load impedance  
: 50Ω and matching network  
Minimum  
Typical  
76.99  
23.5  
3.5  
Maximum  
Center Frequency  
MHz  
dB  
76.96  
77.02  
Insertion Loss  
-
-
24.5  
1dB Bandwidth  
MHz  
MHz  
MHz  
dB  
-
3dB Bandwidth  
3.8  
-
3.84  
5.1  
-
5.25  
1.5  
200  
-
40dB Bandwidth  
Amplitude Ripple (Fo +/- 1.55 MHz)  
-
1.0  
Group Delay Variation (Fo +/- 1.55 MHz)  
Absolute Delay  
nsec  
usec  
-
150  
2.65  
55  
-
Ultimate Rejection  
dB  
50  
-
-
Temperature Coefficient of Frequency  
ppm/°C  
-72  
-
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.  
203309B  
102-901, Bucheon Technopark 364,  
Samjeong-Dong, Ojeong-Gu, Bucheon-City,  
Gyounggi-Do, Korea 421-809  
2004-04-26  
2/5  
NI0025-CS01  
SAW Bandpass Filter 203309B  
4. Matching Schematic  
( Actual matching values may vary due to PCB layout and parasitics )  
Input  
50  
Output  
50  
Ω
Ω
C1  
C2  
L1  
L1 = 100 nH  
C1 = C2 = 120 pF  
5. Marking Configuration  
ITF1) 04A0012)  
203309B3)  
1) Manufacturer name  
2) Lot Number  
3) Part Number  
I T F Co., Ltd.  
Part No.  
Rev. Date  
Rev.  
203309B  
102-901, Bucheon Technopark 364,  
Samjeong-Dong, Ojeong-Gu, Bucheon-City,  
Gyounggi-Do, Korea 421-809  
2004-04-26  
3/5  
NI0025-CS01  
SAW Bandpass Filter 203309B  
6. Typical Performance ( at +25℃ )  
4 Feb 2004 18:34:10  
CH1  
S
log MAG  
10 dB/  
REF -23.46 dB  
1_: 0  
dB  
21  
0.000 000 MHz  
REF=1  
PRm  
Cor  
BW: 5.111 934 MHz  
cent: 76.962221 MHz  
1
2
Q: 15.055  
1_ loss: -23.45 dB  
3
4
CH1 CENTER 76.990 000 MHz  
SPAN 13.000 000 MHz  
4 Feb 2004 18:39:28  
CH1  
CH2  
S
S
log MAG  
delay  
1 dB/  
500 ns/  
REF -22.92 dB  
REF 2.627 us  
1_  
0
dB  
21  
21  
3_:-29.35 ns  
0.000 000 MHz  
PRm  
Cor  
REF=1  
BW: 3.840 696 MHz  
cent: 76.990350 MHz  
Q: 20.046  
1_ loss: -23.508 dB  
1
2
3.100 000 MHz  
3
REF=2  
4
2
mean: 2.648 9 us  
s.dev: 27.276 ns  
p-p: 118 ns  
PRm  
Cor  
2
3
Smo  
1
CENTER 76.990 000 MHz  
SPAN 4.500 000 MHz  
I T F Co., Ltd.  
Part No.  
Rev. Date  
Rev.  
203309B  
102-901, Bucheon Technopark 364,  
Samjeong-Dong, Ojeong-Gu, Bucheon-City,  
Gyounggi-Do, Korea 421-809  
2004-04-26  
4/5  
NI0025-CS01  
SAW Bandpass Filter 203309B  
4 Feb 2004 18:36:27  
4 Feb 2004 18:45:49  
REF -23.49 dB 1_:-23.324 dB  
CH1  
CH2  
S
S
log MAG  
log MAG  
1 dB/  
1 dB/  
REF -22.92 dB  
REF -22.9 dB  
1_  
0
dB  
CH1  
S
log MAG  
10 dB/  
21  
21  
21  
3_: .7605 dB  
76.990 000 MHz  
0.000 000 MHz  
PRm  
Cor  
PRm  
REF=1  
BW: 3.547 892 MHz  
cent: 77.017595 MHz  
Q: 21.708  
1_ loss: -23.463 dB  
1
1
2
3
4
3.100 000 MHz  
3
REF=2  
mean:-23.386 dB  
s.dev: .2103 dB  
p-p: 1.0049 dB  
PRm  
Cor  
2
1
2
CENTER 76.990 000 MHz  
SPAN 4.500 000 MHz  
START .010 000 MHz  
STOP 300.000 000 MHz  
4 Feb 2004 18:45:04  
1_ 12.641  
2_: 6.4485  
4 Feb 2004 18:45:13  
CH1  
CH2  
S
S
SWR  
SWR  
10  
10  
/
/
REF 12.61  
REF 6.446  
11  
22  
CH1  
CH2  
S
S
1 U FS  
1 U FS  
1_: 3.9762  
2_ 7.9731  
-2.8457  
-8.6938  
726.43 pF  
237.78 pF  
11  
22  
*
1
76.990 000 MHz  
76.990 000 MHz  
PRm  
PRm  
Cor  
Cor  
1
2
1
76.990 000 MHz  
76.990 000 MHz  
2
PRm  
Cor  
2
PRm  
Cor  
CENTER 76.990 000 MHz  
SPAN 13.000 000 MHz  
CENTER 76.990 000 MHz  
SPAN 13.000 000 MHz  
I T F Co., Ltd.  
102-901, Bucheon Technopark 364,  
Samjeong-Dong, Ojeong-Gu, Bucheon-City,  
Gyounggi-Do, Korea 421-809  
Part No.  
203309B  
2004-04-26  
Rev. Date  
Rev.  
5/5  
NI0025-CS01