sky77711 Skyworks Solutions, Inc., sky77711 Datasheet

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sky77711

Manufacturer Part Number
sky77711
Description
Manufacturer
Skyworks Solutions, Inc.
Datasheet

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Company
Part Number
Manufacturer
Quantity
Price
Part Number:
SKY77711
Manufacturer:
SKYWORKS/思佳讯
Quantity:
20 000
PRODUCT SUMMARY
SKY77711 Power Amplifier Module for CDMA PCS
(1850 MHz–1910 MHz)
Applications
• CDMA handsets
Features
• Low voltage positive bias
• Good linearity
• High efficiency
• Large dynamic range
• Small, low profile package
• Power down control
• InGaP
• Supports low collector
• Digital Enable
• No V
• CMOS compatible control
• Integrated Directional
supply 3.2 V to 4.2 V
- 40% @ 28 dBm
- 3 mm x 3 mm x 0.9 mm
- 10-pad configuration
voltage operation
signals
Coupler
REF
required
201479A • Skyworks Proprietary and Confidential Information. • Products and product information are subject to change without notice. • February 7, 2011
Skyworks Solutions, Inc. • Phone [781] 376-3000 • Fax [781] 376-3100 • sales@skyworksinc.com • www.skyworksinc.com
Description
The SKY77711 Power Amplifier Module (PAM) is a fully matched 10-pad surface mount module
developed for Code Division Multiple Access (CDMA) applications. This small and efficient module
packs full coverage of bandwidth for 1850–1910 MHz into a single compact package. Because of
high efficiencies attained throughout the entire power range, the SKY77711 delivers unsurpassed
talk-time advantages. A directional coupler is integrated into the module thus eliminating the need for
any external coupler.
The single Gallium Arsenide (GaAs) Microwave Monolithic Integrated Circuit (MMIC) contains all active
circuitry in the module. The MMIC contains on-board bias circuitry, as well as input and interstage
matching circuits. Output match into a 50-ohm load is realized off-chip within the module package to
optimize efficiency and power performance.
The SKY77711 PAM is manufactured with Skyworks’ InGaP GaAs Heterojunction Bipolar Transistor
(HBT) BiFET process that provides for all positive voltage DC supply operation while maintaining high
efficiency and good linearity. Primary bias to the SKY77711 is supplied directly from any suitable
battery with an output in the 3.2 to 4.2 volt range. No VREF voltage is required. Power down is
accomplished by setting the voltage on VENABLE to zero volts. No external supply side switch is
needed as typical “off” leakage is a few microamperes with full primary voltage supplied from the
battery.
Figure 1. SKY77711 Functional Block Diagram
1

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sky77711 Summary of contents

Page 1

... BiFET process that provides for all positive voltage DC supply operation while maintaining high • InGaP efficiency and good linearity. Primary bias to the SKY77711 is supplied directly from any suitable • Supports low collector battery with an output in the 3.2 to 4.2 volt range. No VREF voltage is required. Power down is voltage operation accomplished by setting the voltage on VENABLE to zero volts ...

Page 2

... The following are trademarks of Skyworks Solutions, Inc.: Skyworks®, the Skyworks logo®, and Breakthrough Simplicity®. Product names or services listed in this publication are for identification purposes only, and may be trademarks of Skyworks or other third parties. Third-party brands and names are the property of their respective owners. Additional information, posted at www.skyworksinc.com, is incorporated by reference. Product Revision SKY77711 Package Operating Temperature MCM 0.9 mm ...

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