sky65142 Skyworks Solutions, Inc., sky65142 Datasheet

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sky65142

Manufacturer Part Number
sky65142
Description
Sky65142 100?1000 Mhz Ultra Wideband Variable Gain Amplifier
Manufacturer
Skyworks Solutions, Inc.
Datasheet
Preliminary data sheet
SKY65142: 100–1000 MHz
Ultra Wideband Variable Gain Amplifier
Applications
l
• VHF/UHF TV/TETRA
• Base stations
• Repeaters
Features
l
• Gain control range: 20 dB
• Gain at zero attenuation: 22 dB
• Linear output power > 27 dBm
• Output IP3 > 35 dBm
• Single DC supply: 5 V
• Internal PA RF match with DC block
• Low power consumption, PAE > 35%
• MCM (12-pin 8 x 8 mm) lead (Pb)-free package
Description
The Skyworks SKY65142 is an ultra-wideband Variable Gain
Amplifier (VGA) in a small footprint, 12-pin, 8 x 8 mm
mount, multichip module (MCM). The module contains a variable
voltage attenuator with gain control range of over 20 dB. The
device is internally matched for 50 W on all RF ports.
The VGA maintains very linear performance over a wide fre-
quency bandwidth of 100 MHz to 1 GHz with a P
27 dBm, OIP3 greater than 35 dBm and gain at zero attenuation
greater than 20 dB.
All active circuitry in the module is contained in a single
Microwave Monolithic Integrated Circuit (MMIC). The device is
fabricated using Skyworks high reliability Aluminum (Al) Gallium
Arsenide (GaAs) Heterojunction Bipolar Transistor (HBT) process,
which allows for single supply operation while maintaining high
efficiency and good linearity.
The module can operate over the temperature range of -40 °C to
+85 °C. A populated evaluation board is available upon request.
Preliminary data sheet: Based on engineering results. Sampling quantities available.
Pin out and package have been determined.
AMPS/PCS/DCS/GSM/EDGE/GPRS
Wideband frequency operation: 100–1000 MHz
(MSL-3, 260 °C per JEDEC J-STD-020)
200956 Rev. B • Skyworks Proprietary Information • Products and Product Information are Subject to Change Without Notice. • February 26, 2009
Skyworks Solutions, Inc. • Phone [781] 376-3000 • Fax [781] 376-3100 • sales@skyworksinc.com • www.skyworksinc.com
1 dB
greater than
2
, surface
Block Diagram
Package Diagram
neW
RF In
Skyworks offers lead (Pb)-free, RoHS (Restriction of
Hazardous Substances)-compliant packaging.
V
ATT
RFIN
GND
GND
1
2
3
V
CNT
12
4
Match
BIAS
Input
Bias Circuit
11
5
V
REF
10
6
V
CC
9
8
7
Output
GND
RFOUT
GND
Match
RF Out
1

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sky65142 Summary of contents

Page 1

... MCM (12-pin mm) lead (Pb)-free package (MSL-3, 260 °C per JEDEC J-STD-020) Description The Skyworks SKY65142 is an ultra-wideband Variable Gain Amplifier (VGA small footprint, 12-pin mount, multichip module (MCM). The module contains a variable voltage attenuator with gain control range of over 20 dB. The device is internally matched for all RF ports ...

Page 2

... Data Sheet • SKy65142 Operating Characteristics BIAS = REF ATT CNT Parameter Frequency Gain at minimum attenuation Gain control range Output power compression PAE at output Output 3rd order intercept point Current at output Parameter Frequency Gain at minimum attenuation ...

Page 3

... Value 29 dBm 5.5 V 1300 -40 °C to +85 °C -55 °C to +125 °C 150 ° ° unless otherwise noted 800 1000 1200 preliminary Data Sheet • SKy65142 156 MHz 450 MHz 0.45 0.40 0.35 0.30 0.25 0.20 0.15 0.10 0.05 -20 -15 - Power In (dBm) Current vs. Power in across Frequency ...

Page 4

... Data Sheet • SKy65142 Typical Performance Data BIAS = REF ATT CNT 156 MHz 450 MHz 0.5 1.0 1.5 2.0 2.5 V (V) CNT Gain vs. V across Frequency Cnt 100 200 300 400 500 600 700 800 900 1000 ...

Page 5

... Theory of Operation The SKY65142 variable gain amplifier is a module comprised of voltage variable attenuator with a gain control range of over 20 dB and a single amplifier stage providing gain at zero attenuation. The device is internally matched for all RF ports module active bias circuit is included within the device providing for excellent gain tracking over temperature and voltage variations ...

Page 6

... February 26, 2009 • Skyworks Proprietary Information • Products and Product Information are Subject to Change Without Notice. • 200956 Rev. B Evaluation Board Test Procedure Use the following procedure to set up the SKY65142 evaluation description board for testing. 1. Connect supply voltages to BIAS, and V enable the current limiting function of these power supplies to 0 ...

Page 7

... Paths to ground should be made as short as possible. 2. The ground pad of the SKY65142 power amplifier module has special electrical and thermal grounding requirements. This pad is the main thermal conduit for heat dissipation. Since ...

Page 8

... Data Sheet • SKy65142 Bill of Material for Evaluation Board Part id Qty. Size Value 0603 1500 0603 150 3 C10, C11 2 0603 0.01 4 C13 1 0805 1000 5 C14, C15 2 1206 0805 0603 150 8 C8, C12 Evaluation Board Stack-Up ...

Page 9

... Solder Mask Area (Ø0.3) Solder Mask Opening (Ø0.15) Metal Pad Pin 1 Indicator (2.7) 8.685 mm Additional Vias in Common Ground Pad Will Improve Thermal Performance preliminary Data Sheet • SKy65142 8.685 mm 12X 0.81 mm 12X 1.043 1.91mm L C Package Outline Stencil Aperture Top View 8 ...

Page 10

... Ordering Information model name SKY65142: 100-1000 MHz Ultra Wideband Variable Gain Amplifier Copyright © 2008, Skyworks Solutions, Inc. All Rights Reserved. Information in this document is provided in connection with Skyworks Solutions, Inc. (“Skyworks”) products or services. These materials, including the information contained herein, are provided by Skyworks as a service to its customers and may be used for informational purposes only by the customer ...

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