202178B

SAW Bandpass Filter 202178B
1. Features
z
IF Bandpass Filter
z
High Attenuation
z
Single-Ended Operation
z
DIP Package
z
Maximum Storage Temperature Range : -40℃ ~ 85℃
z
Electrostatics Sensitive Device (ESD)
5.5max 6.0max
Package : D2012
Pin Configuration
1
Dimensions shown are nominal in millimeters
Base : Fe(SPCC), Au plating over Ni plated
Cap : Cu & Cr Alloy, Ni Plated
Termination : Kovar, Au Plated
I T F Co., Ltd.
102-901, Bucheon Technopark 364,
Samjeong-Dong, Ojeong-Gu, Bucheon-City,
Gyounggi-Do, Korea 421-809
12.7±0.2
2.5±0.2
7.6±0.2
0.45±0.05
ITF 04A001
202178B
20.3±0.5
12.7±0.5
2.5±0.2
2. Package Dimension
Input
5
Output
2, 4
Ground
3, 6
Case ground
Part No.
202178B
Rev. Date
2004-06-22
Rev.
NI2037-CS02
1/5
SAW Bandpass Filter 202178B
3. Specifications
Fo = 70.0 MHz
Terminating source impedance
: 50Ω and matching network
Terminating load impedance
: 50Ω and matching network
Minimum
Typical
Maximum
MHz
69.94
70.0
70.06
dB
-
23.0
25.0
1dB Bandwidth
MHz
-
4.8
-
3dB Bandwidth
MHz
5.0
5.2
-
40dB Bandwidth
MHz
-
7.0
7.1
dB
-
0.5
1.0
Group Delay Variation (Fo +/- 2.0 MHz)
nsec
-
40
100
Absolute Delay
usec
-
3.08
3.1
Ultimate Rejection
dB
50
55
-
ppm/°C
-
-23
-
Center Frequency
Insertion Loss
Amplitude Ripple (Fo +/- 2.0 MHz)
Temperature Coefficient of Frequency
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.
102-901, Bucheon Technopark 364,
Samjeong-Dong, Ojeong-Gu, Bucheon-City,
Gyounggi-Do, Korea 421-809
Part No.
202178B
Rev. Date
2004-06-22
Rev.
NI2037-CS02
2/5
SAW Bandpass Filter 202178B
4. Matching Schematic
( Actual matching values may vary due to PCB layout and parasitics )
L2
Input
50Ω
L3
L1
Output
50Ω
L4
L2 = L3 = 56 nH
L1 = L4 = 82 nH
5. Marking Configuration
ITF1) 04A0012)
202178B3)
1) Manufacturer name
2) Lot Number
3) Part Number
I T F Co., Ltd.
102-901, Bucheon Technopark 364,
Samjeong-Dong, Ojeong-Gu, Bucheon-City,
Gyounggi-Do, Korea 421-809
Part No.
202178B
Rev. Date
2004-06-22
Rev.
NI2037-CS02
3/5
SAW Bandpass Filter 202178B
6. Typical Performance ( at +25℃ )
CH1
S21
LOG
10 dB/
22 Jun 2004 10:56:25
1: 0. 0000 dB
0. 000 000 MHz
REF -22.99 dB
CH1 Markers
1
Cor
2
BW:
cent :
6. 918458
MHz
69. 978527
MHz
REF=1
Q: 10. 115
1_loss : -23 . 003 dB
3
4
CENTER 70. 000 000 MHz
CH1
CH2
S21
S21
LOG
DEL
1 dB/
200 ns/
SPAN
18. 000 000 MHz
22 Jun 2004 10:58:43
1: 0. 0000 dB
0. 000 000 MHz
3: 29. 543 ns
4. 000 000 MHz
REF -22.94 dB
REF 3.051 us
CH1 Markers
BW:
Cor
cent :
5. 227613
MHz
69. 991200
MHz
REF=1
Q: 13. 389
1
1_loss : -23 . 009 dB
2
3
Smo
Cor
3
2
CH2 Markers
mean : 3. 0817 us
4
REF=2
s. dev : 13. 289 ns
p-p : 61. 544 ns
CENTER 70. 000 000 MHz
I T F Co., Ltd.
102-901, Bucheon Technopark 364,
Samjeong-Dong, Ojeong-Gu, Bucheon-City,
Gyounggi-Do, Korea 421-809
SPAN
6. 000 000 MHz
Part No.
202178B
Rev. Date
2004-06-22
Rev.
NI2037-CS02
4/5
SAW Bandpass Filter 202178B
CH1
CH2
S21
S21
LOG
LOG
1 dB/
1 dB/
22 Jun 2004 10:58:29
1: 0. 0000 dB
0. 000 000 MHz
3: . 03860 dB
4. 000 000 MHz
REF -22.94 dB
REF -23.08 dB
CH1 Markers
BW:
Cor
cent :
4. 841642
MHz
69. 993158
MHz
CH1
S21
LOG
10 dB/
22 Jun 2004 11:00:46
1: -22 . 581 dB
70. 000 000 MHz
REF -22.51 dB
REF=1
Q: 14. 456
1
1
1_loss : -23 . 009 dB
2
3
4
3
2
CH2 Markers
Cor
mean : -23 . 073 dB
REF=2
s. dev : . 06630 dB
p-p : . 32610 dB
CENTER 70. 000 000 MHz
CH1
CH2
S11
S22
SWR
SWR
1 /
1 /
SPAN
6. 000 000 MHz
22 Jun 2004 11:00:03
1: 2. 7491
70. 000 000 MHz
2: 2. 5552
70. 000 000 MHz
REF 2.751
REF 2.557
START
CH1
CH2
S11
S22
. 010 000 MHz
1 U FS
1 U FS
STOP 300 . 000 000 MHz
1: 48. 846
2: 47. 439
-52 . 121
-47 . 395
22 Jun 2004 11:00:11
43. 622 pF
70. 000 000 MHz
47. 973 pF
70. 000 000 MHz
Cor
Cor
1
Cor
2
CENTER 70. 000 000 MHz
Cor
SPAN
18. 000 000 MHz
I T F Co., Ltd.
102-901, Bucheon Technopark 364,
Samjeong-Dong, Ojeong-Gu, Bucheon-City,
Gyounggi-Do, Korea 421-809
21
CENTER 70. 000 000 MHz
SPAN
Part No.
202178B
Rev. Date
2004-06-22
Rev.
NI2037-CS02
18. 000 000 MHz
5/5
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