PDF RFSA2524 Data sheet ( Hoja de datos )

Número de pieza	RFSA2524
Descripción	SERIAL CONTROLLED DIGITAL STEP ATTENUATOR
Fabricantes	RF Micro Devices
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No Preview Available ! RFSA2524 Serial Con- trolled Digital Step Attenua- tor 50MHz to 4000MHz, 5- Bit, 1dB LSB RFSA2524 SERIAL CONTROLLED DIGITAL STEP ATTENUATOR 50MHz TO 4000MHz, 5-BIT, 1dB LSB Package: MCM, 24-Pin, 4.2mm x 4.2mm 24 23 22 21 20 19 Features  Frequency Range 50MHz to 4000MHz  5-Bits, 31dB Range, 1dB Step  High Linearity, IIP3 >48dBm  3V and 5V Logic Compatible  Serial-to-Parallel Controller  Serial Programming Interface  Power-up Programming Modes  On-chip ESD Protection Class 1C HBM  Single Supply, 3V to 5V Operation  Footprint Compatible with Most 24-Pin, 4mm x 4mm, QFNs Applications  Transceiver RF and IF Applications  Cellular, PCS, GSM, UMTS, LTE, WiMax/WiFi  Wireless Data, Satellite Terminals  Test Equipment GND 1 VDD 2 GND 3 RF1 4 GND 5 GND 6 7 SPI 5-Bit DSA 18 GND 17 GND 16 GND 15 RF2 14 GND 13 GND 8 9 10 11 12 Functional Block Diagram Product Description www.DataSheet.net/ RFMD's RFSA2524 is a 5-bit digital step attenuator (DSA) that features high linear- ity over the entire 31dB gain control range with excellent step accuracy in 1dB steps. The RFSA2524 is programmed via a serial mode control interface that is both 3V and 5V compatible. The RFSA2524 also offers a rugged Class 1C HBM ESD rating via on-chip ESD circuitry. The MCM package is footprint compatible with most 24-pin, 4mm x 4mm, QFN packages. DS120706 Ordering Information RFSA2524SR 7” reel with 100 pieces RFSA2524SQ Sample bag with 25 pieces RFSA2524TR7 7” reel with 750 pieces RFSA2524TR13 13” reel with 2500 pieces RFSA2524PCK-410 50MHz to 4000MHz PCBA with 5-piece sample bag Optimum Technology Matching® Applied GaAs HBT GaAs MESFET SiGe BiCMOS Si BiCMOS GaAs pHEMT Si CMOS GaN HEMT BiFET HBT InGaP HBT SiGe HBT Si BJT RF MICRO DEVICES®, RFMD®, Optimum Technology Matching®, Enabling Wireless Connectivity™, PowerStar®, POLARIS™ TOTAL RADIO™ and UltimateBlue™ are trademarks of RFMD, LLC. BLUETOOTH is a trade- mark 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. ©2012, RF Micro Devices, Inc. 7628 Thorndike Road, Greensboro, NC 27409-9421 · For sales or technical support, contact RFMD at (+1) 336-678-5570 or [email protected]. 1 of 13 Datasheet pdf - http://www.DataSheet4U.co.kr/ 1 page RFSA2524 Typical Performance at 5V VDD - Broadband Application Circuit Major Step Error versus Frequency 1.00 0.75 0.50 0.25 0.00 -0.25 -0.50 -0.75 -1.00 0 1dB 4dB 16dB 2dB 8dB 31dB 1000 2000 Frequency (MHz) 3000 4000 1.0 0.8 0.6 0.4 0.2 0.0 -0.2 -0.4 -0.6 -0.8 -1.0 0 Step Error versus Attenuation 50MHz 1000MHz 3000MHz 400MHz 2000MHz 4000MHz 4 8 12 16 20 24 28 32 Attenuation (dB) 60 55 50 45 40 35 30 0 Input IP3 versus Frequency Input P0.5dB versus Frequency 35 30 500 www.DataSheet.net/ 25 0dB 4dB 31dB 1dB 8dB 2dB 16dB 1000 1500 2000 Frequency (MHz) 2500 3000 20 15 0 0dB 1dB 2dB 4dB 8dB 16dB 500 1000 1500 2000 2500 Frequency (MHz) DS120706 7628 Thorndike Road, Greensboro, NC 27409-9421 · For sales or technical support, contact RFMD at (+1) 336-678-5570 or [email protected]. 5 of 13 Datasheet pdf - http://www.DataSheet4U.co.kr/ 5 Page RFSA2524 Evaluation Board Assembly Drawing www.DataSheet.net/ 52 DS120706 7628 Thorndike Road, Greensboro, NC 27409-9421 · For sales or technical support, contact RFMD at (+1) 336-678-5570 or [email protected]. 11 of 13 Datasheet pdf - http://www.DataSheet4U.co.kr/ 11 Page

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Número de pieza	Descripción	Fabricantes
RFSA2524	SERIAL CONTROLLED DIGITAL STEP ATTENUATOR	RF Micro Devices

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