854675
70 MHz SAW Filter
Applications
General Purpose
For IF applications
Product Features
Typical 3 dB Bandwidth of 30 MHz
Low loss
High attenuation
Single-ended operation
Ceramic Surface Mount Package (SMP)
Small Size
Dimensions: 13.30 x 6.50 x 1.75mm
Hermetically Sealed
RoHS
compliant,
Pb-free
Pb
Functional Block Diagram
Top view
Gnd
10
Input
Input
Return
11
12
1
Gnd
2
Gnd
3
Gnd
4
Gnd
Gnd
9
Gnd
8
Gnd
7
6
5
Output
Return
Output
General Description
The 854675 is a high-performance IF SAW filter with a
center frequency of 70 MHz and a 3dB bandwidth of 30
MHz.
It features low loss with excellent attenuation, and is
designed to be used with a single ended input and output.
The device is RoHS compliant and Pb-free.
Pin Configuration
Pin #
11
5
6
12
1,2,3,4,7,8,9,10
Description
Input
Output
Output Return
Input Return
Case ground
Ordering Information
Part No.
854675
854675-EVB
Description
packaged part
evaluation board
Standard T/R size = 2000 units/reel.
Data Sheet: Rev - 6/14/11
© 2011 TriQuint Semiconductor, Inc.
- 1 of 6 -
Disclaimer: Subject to change without notice e
Connecting the Digital World to the Global Network
®
854675
70 MHz SAW Filter
Specifications
Electrical Specifications
(1)
Specified Temperature Range: +25 ºC
Parameter
Center Frequency
Insertion Loss
1 dB Bandwidth
(3)
3 dB Bandwidth
(3)
40 dB Bandwidth
(3)
Passband Ripple
Phase Linearity
Group Delay Variation
Absolute Delay
Temperature Coefficient
Source Impedance (single-ended)
(4)
Load Impedance (single-ended)
(4)
Conditions
At 70 MHz
Min
69.8
-
28.75
30
-
-
-
-
-
-
-
-
Typical
(2)
70
17.5
29.15
30.3
37
0.8
9.7
50
1.07
-94
50
50
Max
70.2
18.5
-
-
38.1
1.0
13
90
-
-
-
-
Units
MHz
dB
MHz
MHz
MHz
dB p-p
deg p-p
ns p-p
ns p-p
ppm/ ºC
(90% of 3 dB Bandwidth)
(90% of 3 dB Bandwidth)
Notes:
1. All specifications are based on the TriQuint schematic for the main reference design shown on page 3
2. Typical values are based on average measurements at room temperature
3. Relative to minimum insertion loss
4. This is the optimum impedance in order to achieve the performance shown
Absolute Maximum Ratings
Parameter
Operating Temperature
Storage Temperature
5.
(5)
Rating
-40 to +85
o
C
-40 to +85
o
C
Device may operate over this range with degraded Electrical Specifications
Operation of this device outside the parameter ranges given above may cause permanent damage.
Data Sheet: Rev - 6/14/11
© 2011 TriQuint Semiconductor, Inc.
- 2 of 6 -
Disclaimer: Subject to change without notice e
Connecting the Digital World to the Global Network
®
854675
70 MHz SAW Filter
Reference Design – 50
Schematic
180nH
11
5
50
120nH
SE Input, 50
SE Output
50
Single-ended
Input
50
1,2,3,4,6
7,8,9,10,12
50
Single-ended
Output
Notes:
1.
Actual matching values may vary due to PCB layout and parasitics
Testing Fixture Top
Test Fixture Bottom
Bill of Material
Reference Desg.
L1
L2
SMA
PCB
Value
180 nH
120 nH
N/A
N/A
Description
Coil Wire-wound,0805, 5%
Coil Wire-wound, 0805, 5%
SMA connector
3-layer
Manufacturer
Coillcraft
Coilcraft
Radiall USA Inc.
multiple
Part Number
0805CS-181XJLC
0805CS-121XJLC
9602-1111-018
990933
Data Sheet: Rev - 6/14/11
© 2011 TriQuint Semiconductor, Inc.
- 3 of 6 -
Disclaimer: Subject to change without notice e
Connecting the Digital World to the Global Network
®
854675
70 MHz SAW Filter
Typical Performance
(at room temperature)
Data Sheet: Rev - 6/14/11
© 2011 TriQuint Semiconductor, Inc.
- 4 of 6 -
Disclaimer: Subject to change without notice e
Connecting the Digital World to the Global Network
®
854675
70 MHz SAW Filter
Mechanical Information
Package Information, Dimensions and Marking
SAWTEK
854675
JJJYHH
Package Style: SMP-53
Dimensions: 13.30 x 6.50 x 1.75mm
Date Code
ID Dot
1.75 NOM.
1.96 MAX.
0.76
13.3
2.54
Body:
Al
2
O
3
ceramic
Lid:
Kovar, Ni
plated
Terminations:
Au
plating 0.5 - 1.0μm, over a 2-6μm
Ni
plating
All dimensions shown are nominal in millimeters
All tolerances are ±0.15mm except overall length and width
±0.10mm
The date code consists of: day of the current year (Julian,
3 digits), last digit of the year (1 digit) and hour (2 digits)
2.18
6.50
2.54
1.17 x 3.76
0.79
1.50
Tape and Reel Information
Standard T/R size = 2000 units/reel. All dimensions are in millimeters
2.7
24.8
Ø330
ID dot
Section A-A
0.3
2.0
4.0
Ø1.5
A
1.75
11.5
Ø102
Direction of travel
Ø20.2
Ø13.0
2.0
13.9
24
2.3
7.1
12.0
Ø1.5
A
Data Sheet: Rev - 6/14/11
© 2011 TriQuint Semiconductor, Inc.
- 5 of 6 -
Disclaimer: Subject to change without notice e
Connecting the Digital World to the Global Network
®
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