Data Sheet
Features
• • • • • • For CDMA basestation IF applications Usable bandwidth of 1.2 MHz Low loss High attenuation Single-ended operation Ceramic Surface Mount Package (SMP)
Part Number 856111 73.5896 MHz SAW Filter
•
Package
Surface Mount 19.00 x 6.50 x 1.75 mm
Pin Configuration
Bottom View
1
2
3
4
5
1.75 NOM. 1.96 MAX. 0.76
10 9
8
7
6
19.0 1.80 1.91 R0.51 6.50 2.31
1.02
Pin No. 1 6 5,10 2,3,4 7,8,9
Description RF input RF output Ground Case ground Case ground
Dimensions shown are nominal in millimeters All tolerances are ±0.15mm except overall length and width +0.15mm/-0.10mm Body: Al2O3 ceramic Lid: Kovar, Ni plated Terminations: Au plating 0.5 - 1.0µm, over a 2 - 6µm Ni plating
Subject to change or obsolescence without notice
Rev -
01-Apr-2003
Page 1 of 5
Data Sheet
Operating Temperature Range: (2) -40 to +85 oC
Part Number 856111 73.5896 MHz SAW Filter
Electrical Specifications (1)
Parameter (3)
Center Frequency, f0 Maximum Insertion Loss at 73.5896 MHz Lower 1.25 dB Bandedge (4) Upper 1.25 dB Bandedge (4) Amplitude Variation 72.9646 - 74.2146 MHz Phase Ripple 72.9646 - 74.2146 MHz Integrated Phase Error Stopband Rejection (4) 0.3 - 5 MHz 5 - 67.5896 MHz 79.5896 - 150 MHz Relative Attenuation (4) 71.5496 MHz 71.8996 MHz 72.3496 MHz 72.6996 MHz 74.4796 MHz 74.8296 MHz 75.2796 MHz 75.6296 MHz Source Impedance (5) Load Impedance (5) Notes:
1. 2. 3. 4. 5.
Minimum
74.2146 45 45 45 40 35 30 27.5 27.5 30 35 40 -
Typical
73.5896 11.9 72.897 74.247 0.86 8.1 0.00098 81 58 58 49 39 41 36 29 40 44 51 50 50
Maximum
13 72.9646 1.25 12.5 0.0019 -
Unit
MHz dB MHz MHz dB p-p deg p-p rad2 dB dB dB dB dB dB dB dB dB dB dB Ω Ω
All specifications are based on the test circuit shown below In production, devices will be tested at room temperature to a guardbanded specification to ensure electrical compliance over temperature Electrical margin has been built into the design to account for the variations due to temperature drift and manufacturing tolerances Measured relative to minimum insertion loss This is the optimum impedance in order to achieve the performance shown
Manual Test Circuit:
270nH 18nH 1 33nH 240nH 6 100pF 50Ω
50Ω Single-ended
50Ω
100pF
2,3,4,5 7,8,9,10
Subject to change or obsolescence without notice
Rev -
01-Apr-2003
Page 2 of 5
Data Sheet
Part Number 856111 73.5896 MHz SAW Filter
Typical Performance (at +25oC)
Subject to change or obsolescence without notice
Rev -
01-Apr-2003
Page 3 of 5
Data Sheet
Actual matching values may vary due to PCB layout and parasitics
270nH 18nH 1
Part Number 856111 73.5896 MHz SAW Filter
Matching Schematics
33nH 240nH 6 100pF 50Ω
50Ω Single-ended
50Ω
100pF
2,3,4,5 7,8,9,10
Marking
PCB Footprint
8.84
SAWTEK 856111 XXXXXX
ID Dot Date Code
6.70
2.00
1.22
.69
The date code consists of: day of the current year (Julian, 3 digits), last digit of the year (1 digit) and hour (2 digits)
This footprint represents a recommendation only Dimensions shown are nominal in millimeters
Tape and Reel
2.7 32.8 Ø330 ID dot
0.3 2.0 4.0 Ø1.5 R0.75 A 1.75
14.2 19.6 32.0 28.4
Ø102
Ø20.2 Ø13.0
2.0
0.20
Direction of travel
2.3 Section A-A
7.1
12.0
Ø1.5
A
Dimensions shown are nominal in millimeters Packaging quantity: 2000 units/reel
Subject to change or obsolescence without notice
Rev -
01-Apr-2003
Page 4 of 5
Data Sheet
Parameter
Operating Temperature Range Storage Temperature Range T Tstg
Part Number 856111 73.5896 MHz SAW Filter
Maximum Ratings
Symbol Minimum
-40 -40
Maximum
+85 +85
Unit
o o
C C
Warnings
• • Electrostatic Sensitive Device (ESD) Avoid ultrasonic exposure
Links to Additional Technical Information
PCB Layout Tips S-Parameters Qualification Flowchart Soldering Profile Other Technical Information
Sawtek’s liability is limited only to the Surface Acoustic Wave (SAW) component(s) described in this data sheet. Sawtek does not accept any liability for applications, processes, circuits or assemblies which are implemented using any Sawtek component described in this data sheet.
Contact Information
PO Box 609501 Orlando, FL 32860-9501 USA
Subject to change or obsolescence without notice
Phone: +1 (407) 886-8860 Fax: +1 (407) 886-7061 Email: custservice@sawtek.com Web: www.sawtek.com
Rev -
Or contact one of our worldwide network of sales offices, representatives or distributors
01-Apr-2003
Page 5 of 5
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