881D252

SAW Delay-Line 881D252
1. Features
CDMA RF Delay-Line
Single-Ended Operation
DIP Package
Maximum Storage Temperature Range : -40
~ 85
Electrostatics Sensitive Device (ESD)
ITF 04A001
881D252
2. Package Dimension
Package : D7420
Input
8
Output
2, 11
Ground
Others
Case ground
Dimensions shown are nominal in millimeters
I T F Co., Ltd.
102-901, Bucheon Technopark 364,
Samjeong-Dong, Ojeong-Gu, Bucheon-City,
Gyounggi-Do, Korea 421-809
Pin Configuration
17
Base : Fe(SPCC), Au plating over Ni plated
Cap : Cu & Cr Alloy, Ni Plated
Termination : Kovar, Au Plated
Part No.
881D252
Rev. Date
2004-05-27
Rev.
ND1004-CS02
SAW Delay-Line 881D252
3. Specifications
Fo = 881.5 MHz
Terminating source impedance
: 50Ω and matching network
Terminating load impedance
: 50Ω and matching network
Minimum
Typical
Maximum
MHz
-
881.5
-
dB
-
30.0
35.0
3dB Bandwidth
MHz
45.0
61.0
-
30dB Bandwidth
MHz
-
105.0
120.0
dB
-
0.8
1.0
Group Delay Variation (Fo +/- 12.5 MHz)
nsec
-
50
300
Absolute Delay
usec
9.8
10.0
10.2
dB
-
35
-
ppm/°C
-
-94
-
Center Frequency
Insertion Loss
Amplitude Ripple (Fo +/- 12.5 MHz)
Ultimate Rejection
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.
881D252
Rev. Date
2004-05-27
Rev.
ND1004-CS02
SAW Delay-Line 881D252
4. Matching Schematic
( Actual matching values may vary due to PCB layout and parasitics )
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&' (
!
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!
L1 = L2 = 18 nH
C1 = C2 = 18 pF
5. Marking Configuration
ITF1) 04A0012)
881D2523)
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.
881D252
Rev. Date
2004-05-27
Rev.
ND1004-CS02
SAW Delay-Line 881D252
6. Typical Performance ( at +25 , )
CH1
S21
LOG
10 dB/
27 May 2004 09:25:33
1: 0. 0000 dB
0. 000 000 MHz
REF -29.5 dB
CH1 Markers
Smo
Cor
BW: 100 . 062147
MHz
: 883 . 981873
MHz
1
1_loss : -29 . 573 dB
3
4
CENTER 881 . 500 000 MHz
S21
S21
LOG
DEL
1 dB/
200 ns/
cent
Q: 8. 8343
2
CH2
CH4
REF=1
SPAN 150 . 000 000 MHz
27 May 2004 09:25:44
2: - . 51140 dB
25. 000 000 MHz
2: -5 . 6971 ns
25. 000 000 MHz
REF -28.4 dB
REF 10.2 us
CH2 Markers
REF=3
mean : -28 . 955 dB
s. dev : . 24020 dB
p-p : . 81090 dB
2
3
2
1
2
Smo
3
1
4
CH4 Markers
Cor
REF=3
mean : 10. 037 us
Smo
s. dev : 4. 6556 ns
p-p : 47. 201 ns
Cor
CENTER 881 . 500 000 MHz
I T F Co., Ltd.
102-901, Bucheon Technopark 364,
Samjeong-Dong, Ojeong-Gu, Bucheon-City,
Gyounggi-Do, Korea 421-809
SPAN
30. 000 000 MHz
Part No.
881D252
Rev. Date
2004-05-27
Rev.
ND1004-CS02
+
SAW Delay-Line 881D252
CH1
S21
LOG
10 dB/
27 May 2004 09:25:57
1: 0. 0000 dB
0. 000 000 MHz
REF -29.5 dB
CH1 Markers
Smo
BW:
Cor
60. 953922
MHz
: 884 . 234046
MHz
1
Q: 14. 507
3
4
CENTER 881 . 500 000 MHz
S11
S22
1 U FS
1 U FS
cent
1_loss : -29 . 575 dB
2
CH1
CH3
REF=1
SPAN 150 . 000 000 MHz
1: 20. 447
2: 35. 789
-29 . 701
-33 . 365
27 May 2004 09:26:34
6. 0789 pF
881 . 500 000 MHz
5. 4113 pF
881 . 500 000 MHz
Smo
Smo
2
1
CENTER 881 . 500 000 MHz
I T F Co., Ltd.
102-901, Bucheon Technopark 364,
Samjeong-Dong, Ojeong-Gu, Bucheon-City,
Gyounggi-Do, Korea 421-809
SPAN 150 . 000 000 MHz
Part No.
881D252
Rev. Date
2004-05-27
Rev.
ND1004-CS02
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