RFSA2724 Serial-Controlled Digital Step Attenuator 

RFMD's RFSA2724 is a 7-bit digital step attenuator (DSA) that features high-linearity over the entire 31.75dB gain control range with excellent step accuracy in 0.25dB steps. The RFSA2724 is programmed via a serial mode control interface that is both 3V and 5V compatible. The RFSA2724 also offers a rugged Class 1B HBM ESD rating via on-chip ESD circuitry. The MCM package is footprint compatible with most 24-pin 4mm x 4mm QFN packages.

技术特性 Features
  • Frequency Range 50MHz to 4000MHz
  • 7-Bit, 31.75dB Range, 0.25dB Step
  • High Linearity, IP3 > 50dBm
  • 3V and 5V Logic Compatible
  • Serial-to-Parallel Controller
  • Serial Programming Interface
  • Power-up Programming Modes
  • On-chip ESD Protection Class 2 < 4000V
  • Single Supply, 3V to 5V Operation
  • Footprint Compatible with Most 24-Pin, 4mm x 4mm QFNs
功能框图 Functional Block Diagram

RFSA2724 功能框图

应用领域 Applications
  • Transceiver RF and IF Applications
  • Cellular, PCS, GSM, UMTS, LTE,WiMax/WiFi
  • Wireless Data, Satellite Terminals
  • Test Equipment
Frequency Range (Min) (MHz): 50
Frequency Range (Max) (MHz): 4000
Number of Bits (dB): 7
Step Size (dB): 0.25
Attenuation Range (dB): 31.75
Insertion Loss (dB): 1.1
IIP3 (dBm): 50
Interface: serial
Package: MCM

RFSA2724 产品实物图

订购信息 Ordering Information
  • RFSA2724SR 7” Sample reel with 100 pieces
  • RFSA2724SQ Sample bag with 25 pieces
  • RFSA2724TR7 7” Reel with 750 pieces
  • RFSA2724TR13 13” Reel with 2500 pieces
  • RFSA2724PCK-410 50MHz to 4GHz PCBA with 5-piece sample bag
订购信息 Ordering Information
订购型号 MOQ*             INC*             Packaging and Shipping Details QTY Per 1 EA
RFSA2724SQ 25 EA 25 EA Standard 25 Piece Bag Shipping From Greensboro 1+ $4.01
RFSA2724SR 100 EA 100 EA Standard 100 Piece 7" Short Reel Shipping From Greensboro 100+ $2.80
RFSA2724TR7 750 EA 750 EA Standard 750 Piece 7" Reel Shipping From Greensboro 750+ $1.87
RFSA2724TR13 2500 EA 2500 EA Standard 2500 Piece 13" Reel Shipping From Greensboro    
RFSA2724PCK-410 1 EA 1 EA Standard 1 Shipping From Greensboro 1+ $150.00

应用技术支持与电子电路设计开发资源下载 大小(KB) 版本信息
RFSA2724 数据资料DataSheet下载:pdf 1182 DS120706