Data Sheet
Part Number 880372
1227.6 MHz BAW Filter
Subject to change or obsolescence without notice Rev A July-2010 Page 1 of 5
Features
• GPS L2 applications
• Usable bandwidth of 15 MHz
• Single-ended operation
• Ceramic Surface Mount Package
• Hermetic
Package Pin Configuration
Surface Mount 3.71 x 2.57 x 0.84 mm Bottom View
I/O I/O
GND
Pin No. Description
I/O Input/Output
GND Ground
0.84 NOM.
0.89 MAX.
3.71
2.57 0.51
0.51
0.98
0.58
0.50
0.45
0.075 TYP.
0.075 TYP.
Dimensions shown are nominal in millimeters
All tolerances are ±0.13mm except overall
length and width ±0.25mm
Body: Sapphire
Package: Alumina
Terminations: Au plating 0.5 - 2.5µm,
over a 2.0 – 6.0 µm Ni plating
Overall width, length, and thickness are the only critical
dimensions. All other dimensions are for reference only.
Data Sheet
Part Number 880372
1227.6 MHz BAW Filter
Subject to change or obsolescence without notice Rev A July-2010 Page 2 of 5
Electrical Specifications (1)
Operating Temperature Range: (2) -40 to +85 oC
Parameter (3) Minimum Typical Maximum Unit
Center Frequency 1222 1227.6 1232 MHz
Insertion Loss @Fo - 3.0 4.5 dB
3 dB Bandwidth (4) 15 22 - MHz
40 dB Lower Frequency Edge 1199.5 - - MHz
40 dB Upper Frequency Edge - - 1254.5 MHz
VSWR @ Fo - 1.7 2:1
Source Impedance - 50 - Ω
Load Impedance - 50 - Ω
Notes:
1. All specifications are based on the test circuit shown below
2. In production, devices will be tested at room temperature to a guardbanded specification to ensure electrical compliance over
temperature
3. Electrical margin has been built into the design to account for the variations due to temperature drift and manufacturing tolerances
4. Referenced to the insertion loss at center frequency
Test Circuit:
50 Ω
Single-ended
Input
I/O
50 50
Ω
ΩΩ
ΩΩ
ΩΩ
Ω
I/O
GND
50 Ω
Single-ended
Output
Data Sheet
Part Number 880372
1227.6 MHz BAW Filter
Subject to change or obsolescence without notice Rev A July-2010 Page 3 of 5
Typical Performance (at +25oC)
1163.000 1227.000 1291.000
-80.0
-60.0
-40.0
-20.0
0.0
Frequency (MHz)
d
B
S21 Amplitude Response
S11 Smith Chart
1210.333 1227.000 1243.667
-10.0
-8.0
-6.0
-4.0
-2.0
0.0
Frequency (MHz)
d
B
S21 Amplitude Response
1210.333 1227.000 1243.667
1.0
1.4
1.8
2.2
2.6
3.0
Frequency (MHz)
L
i
n
e
a
r
m
a
g
S11 VSWR
Data Sheet
Part Number 880372
1227.6 MHz BAW Filter
Subject to change or obsolescence without notice Rev A July-2010 Page 4 of 5
Matching Schematics
50 Ω
Single-ended
Input
I/O
50 50
Ω
ΩΩ
ΩΩ
ΩΩ
Ω
I/O
GND
50 Ω
Single-ended
Output
Marking PCB Footprint
TFR
logo Date code
YYWW
880098
Part no.
3.76
2.62
1.18 0.31
0.70
0.25
0.71
0.78
The date code consists of: YY = last digit of year,
WW = 2 digit week This footprint represents a recommendation only
Dimensions shown are nominal in millimeters
Tape and Reel
Tape and Reel available upon request
EIA-481
Tinning available per J-STD-001
ROHS compliant (no tinning)
DFARS compliant
880372
Data Sheet
Part Number 880372
1227.6 MHz BAW Filter
Subject to change or obsolescence without notice Rev A July-2010 Page 5 of 5
Maximum Ratings
Parameter Symbol Minimum Maximum Unit
Operating Temperature Range T -40 +85 oC
Storage Temperature Range Tstg -55 +100 oC
Warnings
• Electrostatic Sensitive Device (ESD)
• Avoid ultrasonic exposure
Links to Additional Technical Information
PCB Layout Tips Qualification Flowchart Soldering Profile
S-Parameters Other Technical Information
Contact Information
63140 Britta St. Bldg. C
Bend, OR 97701
Phone: +1 (972) 994-8465
Fax: +1 (972) 994-8504
Email: custservbend@tqs.com
Web: www.triquint.com
Or contact one of our worldwide
Network of sales offices,
Representatives or distributors
