View 855992_1203919.PDF datasheet online --- IC-ON-LINE

Datasheet File OCR Text:

Data Sheet
Features
* * * * * * * For WCDMA basestation IF applications Usable bandwidth of 3.6 MHz Low loss High attenuation Single-ended operation Ceramic Surface Mount Package (SMP) Small size
Part Number 855992 240 MHz SAW Filter
*
Package
Surface Mount 13.30 x 6.50 x 1.50 mm
Pin Configuration
Bottom View
1
2
3
4
5
1.50 NOM. 1.65 MAX. 0.64
10
13.3 1.80 1.91
9
8
7
6
6.50
R0.51 2.31 1.02
Pin No. 5 10 1,6 2,3,4 7,8,9
Description RF output RF input Ground Case ground Case ground
Dimensions shown are nominal in millimeters All tolerances are 0.15mm except overall length and width 0.10mm Body: Al2O3 ceramic Lid: Kovar, Ni plated Terminations: Au plating 0.5 - 1.0m, over a 2 - 6m Ni plating
Subject to change or obsolescence without notice
Rev C
09-Mar-2004
Page 1 of 5
Data Sheet
Operating Temperature Range: (2) -10 to +85 oC
Part Number 855992 240 MHz SAW Filter
Electrical Specifications (1)
Parameter (3)
Center Frequency, f0 Insertion Loss at Minimum Maximum Insertion Loss 238.2 - 241.8 MHz Lower 1 dB Point (4) Upper 1 dB Point (4) Amplitude Variation 238.2 - 241.8 MHz Group Delay 238.2 - 241.8 MHz Group Delay Ripple 238.2 - 241.8 MHz Phase Ripple 238.2 - 241.8 MHz Minimum Rejection 170 - 235 MHz 245 - 310 MHz Attenuation 236.70 MHz 237.07 MHz 237.50 MHz 242.50 MHz 242.93 MHz 243.30 MHz Input/Output VSWR 238.2 - 241.8 MHz Source Impedance: (5) Load Impedance: (5) Notes:
1. 2. 3. 4. 5.
Minimum
12.5 12.5 241.8 1.59 40 40 35 25 12 12 25 35 -
Typical
240 14.3 14.8 238.10 241.94 0.5 1.69 0.060 2 45 42 49 58 28 22 42 49 1.5:1 50 50
Maximum
16.5 16.5 238.2 1 1.79 0.15 6 2.0:1 -
Unit
MHz dB dB MHz MHz dB p-p sec sec deg p-p dB dB dB dB dB dB dB dB Ratio
All specifications are based on the test circuit shown on page 4 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 Relative to minimum insertion loss This is the optimum impedance in order to achieve the performance shown
Subject to change or obsolescence without notice
Rev C
09-Mar-2004
Page 2 of 5
Data Sheet
Part Number 855992 240 MHz SAW Filter
Typical Performance (at +25oC)
Subject to change or obsolescence without notice
Rev C
09-Mar-2004
Page 3 of 5
Data Sheet
Actual matching values may vary due to PCB layout and parasitics
18nH 10 5 18nH
Part Number 855992 240 MHz SAW Filter
Matching Schematics
50 Single-ended
50
8nH
1,2,3,4 6,7,8,9
8nH
50
Marking
PCB Footprint
8.84
SAWTEK 855992 XXXXXX
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
24.8 2.7 O330 ID dot
0.3 2.0 4.0 O1.5 A 1.75 11.5 13.9 24
O102
Direction of travel O20.2 O13.0 2.0
2.3 Section A-A 7.1 12.0 O1.5 A
Dimensions shown are nominal in millimeters Packaging quantity: 2000 units/reel
Subject to change or obsolescence without notice
Rev C
09-Mar-2004
Page 4 of 5
Data Sheet
Maximum Ratings
Parameter
Operating Temperature Range
Part Number 855992 240 MHz SAW Filter
Symbol
T
Minimum
-10
Maximum
+85
Unit
o
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
Contact Information
PO Box 609501 Orlando, FL 32860-9501 USA Phone: +1 (407) 886-8860 Fax: +1 (407) 886-7061 Email: custservice@sawtek.com Web: www.sawtek.com Or contact one of our worldwide network of sales offices, representatives or distributors
Subject to change or obsolescence without notice
Rev C
09-Mar-2004
Page 5 of 5

▲Up To Search▲

Price & Availability of 855992

	To Download 855992 Datasheet File
If you can't view the Datasheet, Please click here to try to view without PDF Reader .