The IDT F1951 Digital-Step-Attenuator featuring Glitch-Free™ technology improves system reliability and settling time.  It has an attenuation range of 31.5 dB with excellent accuracy and very low distortion.

Features

  • Glitch-Free™, < 0.6 dB transient overshoot
  • 100 MHz to 5000 MHz frequency range
  • Spurious Free Design
  • 3V to 5V supply
  • Attenuation Error < 0.2 dB @ 2 GHz
  • Low Insertion Loss < 1.2 dB @ 2 GHz
  • Excellent Linearity +68 dBm IP3I
  • Fast settling time, < 400 nsec
  • Class 2 JEDEC ESD (> 2kV HBM)
  • Serial Interface 31.5 dB Range
  • 4x4 mm Thin VFQFPN 24 pin package

 

Product Options

Orderable Part ID Part Status Type Lead Count (#) Temp. Grade Pb (Lead) Free Carrier Type Buy Sample
Active 24 I Yes Tray
Availability
Active 24 I Yes Reel
Availability

Documentation & Downloads

Title Other Languages Type Format File Size Date
Datasheets & Errata
F1951 Datasheet Datasheet PDF 2.49 MB
User Guides & Manuals
RF Product Selection Guide Guide PDF 1.18 MB
Application Notes & White Papers
AT0139-F1951 Transitions.pdf Application Note PDF 513 KB
AN-896 RF Products EVS Digital Control Software Guide Application Note PDF 3.17 MB
PCNs & PDNs
PCN# : A1402-04 Add Alternate Assembly & Test Product Change Notice PDF 45 KB
Downloads
F1951 S-Parameters Model - S-Parameter ZIP 1.68 MB
RF Digital Control Software Installer Software Tool ZIP 169.81 MB
Other
Digital Step Attenuators 日本語, 简体中文 Product Brief PDF 1.07 MB
IDT Products for Radio Applications 日本語 Product Brief PDF 2.34 MB

Boards & Kits

Part Number Title Type Company
F1951EVBI Evaluation Board for F1951 6-bit Digital Step Attenuator