RFSA3713
RFSA3713
RFSA3713
5MHz to 6000MHz, Digital Step Attenuator
Package: QFN, 16-pin,
The RFMD’s RFSA3713 is a 7-bit digital step attenuator
(DSA) that features high linearity over the entire 31.75dB gain
control range with 0.25dB steps. The RFSA3713 uses serial
control interface. The RFSA3713 has a low insertion loss of
1.4dB at 2GHz. Patent pending circuit architecture provides
overshoot-free transient switching performance. External
address pins allow up to eight DSAs to be controlled on a
single bus. The RFSA3713 is available in a 3mm x 3mm QFN
package.
3.0mm x 3.0mm x 0.85mm
Features
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7-Bit, 31.75dB Range, 0.25dB Step
Patent Pending Circuit Architecture
Overshoot-free Transient
Switching Performance
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Frequency Range 5MHz to
6000MHz
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High Linearity, IIP3 >55dBm
Serial Control Interface
Fast Switching Speed, <120nsec
Typical
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Serial Addressable Supports Up to
Eight Addresses
16
15
14
13
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Single Supply 3V to 5V Operation
LE
VDD
A0
1
2
3
4
12
11
10
9
RF Pins Have No DC Voltage, Can
be DC Grounded Externally
LOGIC CONTROL
7-BIT DSA
GND
GND
RFOUT
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Power-up Default Setting Is
Maximum Attenuation
GND
RFIN
Applications
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2G through 4G Base Stations
5
6
7
8
Point-to-Point
WiMax/WiFi
Test Equipment
Functional Block Diagram
Ordering Information
RFSA3713SQ
Sample bag with 25 pieces
RFSA3713SR
7" Reel with 100 pieces
RFSA3713TR7
RFSA3713PCK-410
7" Reel with 2500 pieces
5MHz to 6000MHz PCBA with 5-piece sample bag
RF Micro Devices Inc. 7628 Thorndike Road, Greensboro, NC 27409-9421
DS150128
For sales or technical support, contact RFMD at +1.336.678.5570 or customerservice@rfmd.com.
RF MICRO DEVICES® and RFMD® are trademarks of RFMD, LLC. BLUETOOTH is a trademark owned by Bluetooth SIG, Inc., U.S.A. and licensed for use by RFMD. All other trade names,
trademarks, and registered trademarks are the property of their respective owners. ©2013, RF Micro Devices, Inc.
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