400 MHz SAW Filter
300 KHz bandwidth
Part Number SF0400BA02520S
IDT
SAW Products
324 Clark Street, Worcester, MA 01606, USA
Ph 1-508-852-5400
Fax 1-508-852-8456
www.idt.com DSSF0400BA02520S Rev- 20-April-2009
ECN 36378 Page 1 of 4
DESCRIPTION
400 MHz SAW filter with a 300 KHz typical 3dB bandwidth.
5 x 5 mm Surface Mount Package.
Used as the IF Filter in GSM equipment
RoHS compliant.
TYPICAL PERFORMANCE
400 MHz SAW Filter
300 KHz bandwidth
Part Number SF0400BA02520S
IDT
SAW Products
324 Clark Street, Worcester, MA 01606, USA
Ph 1-508-852-5400
Fax 1-508-852-8456
www.idt.com DSSF0400BA02520S Rev- 20-April-2009
ECN 36378 Page 2 of 4
SPECIFICATION
Parameter Min Typ Max Units
Center Frequency (Fc)
- 400 - MHz
Insertion Loss (Fc ±75KHz)
1
- 4.2 6 dB
Insertion Loss (Fc ±75KHz)
2
- 5.2 7.5 dB
Amplitude Ripple (Over Fc ± 75KHz) - 0.3 2.0 dB
Rejection, (300 to 398.5 MHz) 35 - - dB
Rejection (398.5 to 399.2 MHz) 20 - - dB
Rejection (399.2 to 399.4 MHz) 10 - - dB
Rejection (399.4 to 399.6 MHz) 7 - - dB
Rejection (400.4 to 400.6 MHz) 7 - - dB
Rejection (400.6 to 400.8 MHz) 10 - - dB
Rejection (400.8 to 401.5 MHz) 20 - - dB
Rejection (401.5 to 500 MHz) 35 - - dB
Group Delay Variation (Fc ±75KHz) - 0.6 2.0 µsec
Note:
1
Excludes loss in matching elements.
2
Includes loss in matching elements.
MAXIMUM RATINGS
Parameter Min Max Units
Storage Temperature Range
-40 +85 ˚C
Operating Temperature Range
-20 +75 ˚C
DC Permissive Voltage
3 VDC
Input Power Level
- 10 dBm
MATCHING CIRCUIT
50 Ohm Test Circuit (Single-ended / Single –ended)
400 MHz SAW Filter
300 KHz bandwidth
Part Number SF0400BA02520S
IDT
SAW Products
324 Clark Street, Worcester, MA 01606, USA
Ph 1-508-852-5400
Fax 1-508-852-8456
www.idt.com DSSF0400BA02520S Rev- 20-April-2009
ECN 36378 Page 3 of 4
50 Ohm Test Circuit (Balanced-ended / Balanced –ended)
PACKAGE OUTLINE
7X 1.47
5.2
1.27
2.28
5.2
.84 TYP
H
A
B
C
D
E
F
G
H
A
B
C
G
F
E
D
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
400 MHz SAW Filter
300 KHz bandwidth
Part Number SF0400BA02520S
IDT
SAW Products
324 Clark Street, Worcester, MA 01606, USA
Ph 1-508-852-5400
Fax 1-508-852-8456
www.idt.com DSSF0400BA02520S Rev- 20-April-2009
ECN 36378 Page 4 of 4
MARKING
ISO 9001
Registered
All specifications are believed to be accurate and reliable. However, MNC reserves the right to make changes without notice.
© 2008 All rights reserved.