Wireless Design & Development – May June 2012.pdf
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VIEW THE LATEST PRODUCTS & TECHNOLOGIES FOR TODAY'S WIRELESS ENGINEERS AT WWW.WIRELESSDESIGNMAG.COM | VOL. 20 NO. 3
MAY
|
JUN
|
2012
wirelessdesignmag.com
IN THIS ISSUE
SELECTING THE OPTIMAL LOW NOISE
AMPLIFIER FOR YOUR APPLICATION
EXTREME ENVIRONMENTS DEMAND
EXTREME LITHIUM POWER
SECONDARY-SIDE BRIDGE
RECTIFICATION FOR WIRELESS
CHARGING APPLICATIONS
mouser.com
Find It Here. Faster.
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The Newest Products for Your Newest Designs
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Discrete and Integrated
RF Solutions
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ee
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ur New Pro
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upport
i
ng D
i
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SIMS2012
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B
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h1507
•
M
ontrea
l
,
C
ana
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J
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19
–
21!
Handsets and Mobile
Devices
Part Number
Description
Frequency (GHz)
Package (mm)
SKY65534
WLAN / Bluetooth
®
Front-End Module with Integrated PA, Filter, LNA, and T/R Switch
2.4
QFN 20L 2.5 x 2.5 x 0.45
SKY65535
WLAN Front-End Module with Integrated PA with Filter, LNA, and SPDT Switch
5.0
QFN 16L 2.5 x 2.5 x 0.45
SKY77701-16
High PAE Power Amplifier Module for CDMA / WCDMA / HSPA+ / LTE – Band I
1.92–1.98
10-pin MCM 3 x 3 x 0.9
WiFi Connectivity
SE5516A
802.11ac Dual-Band Front-End Module with PA, LNA, and SP2T Switch
2.4, 5.0
LGA 4 x 4 x 1
SE5003L1
802.11ac Matched Power Amplifier with Harmonic Filter
5.0
QFN 20L 4 x 4 x 0.9
TT20P6-0709P0-1825E
High Power Infrastructure Filter can be Configured in a Pass Band Design
0.7–2.1
5" x 1.9" x 1"
Wireless Infrastructur
e
SKY12210-478LF
High Power (100 W) T/R SPDT Switch, 44 dB Isolation @ 2.6 GHz
0.9–4.0
QFN 16L 4 x 4 x 1.5
SKY13419-365LF
CMOS DBS Switch Matrix with Tone/Voltage Detector
High Isolation 40 dB @ 900 MHz
0.25–2.15
QFN 20L 4 x 4 x 0.9
SKY65185
Dual-Channel Variable Gain Amplifier Front-End Module with 31.5 dB Control Range
1.7–2.7
32-pin MCM 7 x 7 x 1.35
SKY65373-11
Variable Gain Low Noise Amplifier with High Linearity @ 35 dB and Low NF @ 1 dB
1.7
16-pin MCM 8 x 8 x 1.3
SKY67130-396LF
High Linearity Amplifier Driver with +16 dBm OP
1 dB
and 39.5 dBm OIP3 @ 22 mA
0.7–2.7
DFN 8L 2 x 2 x 0.75
SKY73208
Wideband Rx Mixer with Integrated Integer-N PLL and VCO
0.35–5.0
36-pin MCM 6 x 6 x 1.35
SKYFR-000782
Single Junction Circulator with Very Low Insertion Loss of 0.08 dB Typical
2.11–2.17
Drop-in 19 mm
SKYFR-000827
Single Junction Circulator with Very Low Insertion Loss of 0.12 dB Typical
2.3–2.4
SMT – Robust Lead, 23 mm
Smart Energy—Connected Home and Automation 802.15.4, ISM, and ZigBee
®
SE2435L
High Power RF Front-End Module, 1 W High Efficiency with Integrated PA,
LNA, and Diversity Switch
0.86–0.93
QFN 24L 4 x 4 x 0.9
SE2436L
High Power 0.5 W Front-End Module for ISM band applications, with PA, LNA, Bypass and
Antenna Diversity
2.4
QFN 24L 4 x 4 x 0.9
SE2438T
Ultra Low Power ZigBee
®
Front-End IC with PA, LNA, Tx/Rx Bypass
2.4
QFN 20L 3 x 3 x 0.5
SKY65367-11
High Power / High Efficiency Tx/Rx Front-End Module with Integrated PA and Bypass
0.17
16-pin MCM 4 x 4 x 0.9
SKY67012-396LF
Low Noise Amplifier with < 0.85 dB NF and < 5 mA Current @ 3.3 V
0.3–0.6
DFN 8L 2 x 2 x 0.75
New products (indicated in blue, bold) are continually being introduced at Skyworks. Join our customer email program today via
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worksinc.com.
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WDD
4
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MAY
|
JUN 2012
wirelessdesignmag.com
Contents
COVER STORY
20
Is Digital Power the Right Choice?
Digital power creates a new design environment for
power supplies, and proves to be a very powerful tool.
FEATURES
EYE ON AMPLIFIERS
10
Selecting the Optimal
Low Noise Amplifier for
Your Application
Delve into an LNAs role within a
typical receiver architecture.
TECH EXCHANGE
12
Base Station Design
POWER
26
Secondary-Side Bridge
Rectification for Wireless
Charging Applications
Efficiency considerations are critical
for wireless charging solutions.
BRAINSTORM
22
Oscillators/Timing
Devices
An interview with Damian Anzaldo,
Communications Segment Manager,
Strategic Marketing Group and
Stephen Turnbull, Marketing Leader
for QorIQ Qonverge, Freescale
Where in the design cycle is it best
to spec in a timing device, and
why?
NO STRINGS ATTACHED
24
Podcasts
POWER
16
Extreme Environments
Demand Extreme
Lithium Power
Six web-based interviews talking
about the latest wireless technology,
components, and design issues.
Harsh environmental conditions
demand long-life lithium batteries
capable of powering remote wire-
less sensors reliably for 25+ years
DEPARTMENTS
6
Up Front|
By Janine E. Mooney
ONLINE BLOGS
24
Wire Less, Write More
8
Editor's Choice
Online blogs written by our
PRODUCT SHOWCASE:
14
Oscillators
32
NFC
industry's own design engineers.
page 33
page 8
page 14
MAY
|
JUN
|
12
|
WDD
PROVEN
You probably use
25
a Tadiran battery
but you don’t
YEAR
OPERATING
LIFE
even know it.
Tadiran Batteries
2001 Marcus Ave.
Suite 125E
Lake Success,
NY 11042
1-800-537-1368
516-621-4980
www.tadiranbat.com
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EmJasiek
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