456 MHz SAW Filter
3.7 MHz Bandwidth
Part Number: SF0456BA02445S
DESCRIPTION
•
•
•
456 MHz, 3.7 MHz bandwidth high performance IF SAW filter in 7x 5 mm surface mount package.
For WiMAX applications.
RoHS compliant.
TYPICAL PERFORMANCE
Horizontal: 3 MHz/div
Vertical from top:
Relative Magnitude :
Relative magnitude :
Phase Linearity :
Group Delay Deviation :
10
1
10
150
dB/div
dB/div
deg/div
ns/div
S11 (441 to 471MHz)
S22 (441 to 471 MHz)
IDT
•
SAW Products
•
324 Clark Street, Worcester, MA 01606, USA
•
Ph 1-508-852-5400
•
Fax 1-508-852-8456
www.idt.com
DSSF0456BA02445S Rev -
14-Jun-2006
Page 1 of 3
456 MHz SAW Filter
3.7 MHz Bandwidth
Part Number: SF0456BA02445S
SPECIFICATION
Parameter
Center Frequency (Fc)
1
Insertion Loss
Passband Ripple (456+/-1.7 MHz)
Passband Ripple (456+/-1.85 MHz)
Group Delay Ripple (456+/-1.7 MHz)
Absolute Group Delay
1 dB Bandwidth
2
3 dB Bandwidth
2
Rejection (416 to 452.65 MHz)
2
Rejection (456.35 to 656 MHz)
2
Rejection (10 to 256 MHz)
2
Rejection (256 to 360 MHz)
2
Rejection (360 to 416 MHz)
2
Rejection (656 to 946 MHz)
2
Input and Output Return Loss at 456 MHz
Substrate Material
Ambient Temperature
Temperature Coefficient of Frequency (Tc)
System Source and Load Impedance
Notes:
1. Average of lower & upper 30 dB frequencies.
2. Rejection relative to insertion loss.
Min
455.9
-
-
-
-
-
3.40
3.70
40
40
30
40
50
30
8
-
-
-
-
Typ
456.0
9
0.5
1.5
140
0.88
3.78
4.05
50
50
50
50
60
50
12
Quartz
25
-0.036
50
Max
460.1
10
1
3
175
3
-
-
-
-
-
-
-
-
-
-
-
-
-
Units
MHz
dB
dB p-p
dB p-p
ns p-p
µs
MHz
MHz
dB
dB
dB
dB
dB
dB
dB
°C
ppm/°C
2
Ω
MAXIMUM RATINGS
Parameter
Storage Temperature Range
Operating Temperature Range
Input Power Level
Min
-40
-40
-
Max
+85
+85
+17
Units
˚C
˚C
dBm
MATCHING CIRCUIT
10
Input
50
Ω
Single-ended
4
Output
50
Ω
Single-ended
12
GND
6
GND
Ls1
Lp1
Notes:
1.
2.
=
=
8.2
5.6
nH
nH
Ls2 =
Lp2 =
10
5.6
nH
nH
Recommended component tolerances for inductors is ±1% with minimum Q=40.
Values shown are for reference only. Actual values are dependent upon board layout.
IDT
•
SAW Products
•
324 Clark Street, Worcester, MA 01606, USA
•
Ph 1-508-852-5400
•
Fax 1-508-852-8456
www.idt.com
DSSF0456BA02445S Rev -
14-Jun-2006
Page 2 of 3
456 MHz SAW Filter
3.7 MHz Bandwidth
Part Number: SF0456BA02445S
PACKAGE OUTLINE AND RECOMMENDED PCB FOOTPRINT
PACKAGE INFORMATION
RECOMMENDED PCB FOOTPRINT
Package Material:
Body:
Al
2
O
3
ceramic
Lid:
Kovar, Ni
plated
Terminations:
Au
plating 1 µm min,
over a 1.3-8.9 µm
Ni
plating
ISO 9001
Registered
All specifications are believed to be accurate and reliable. However, IDT reserves the right to make changes without notice.
© 2006 All rights reserved.
IDT
•
SAW Products
•
324 Clark Street, Worcester, MA 01606, USA
•
Ph 1-508-852-5400
•
Fax 1-508-852-8456
www.idt.com
DSSF0456BA02445S Rev -
14-Jun-2006
Page 3 of 3
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