The IDT F1200 low noise digital IF VGA featuring FlatNoise™ technology is ideal for commercial radio systems with very high SNR requirements. Its extremely low distortion makes the device very flexible, while the 200 ohm differential input and output impedances allow it to integrate seamlessly into the signal path.


  • 22 dB GMAX
  • 23 dB gain control range
  • 7 bit parallel control
  • 0.25 dB Gain Steps
  • Excellent Noise Figure < 3.0 dB
  • 5mm x 5mm 28 pin package
  • 200 ohm Differential Input
  • 200 ohm Differential Output
  • NF degrades < 2dB @ 12dB reduced gain
  • 30 MHz - 150 MHz frequency range (for low distortion)
  • Ultra-Linear: IP3O +48 dBm typical
  • External current setting resistor
  • Fast Gain Step Settling < 20 nsec

Product Options

Orderable Part ID Part Status Pkg. Code Pkg. Type Lead Count (#) Temp. Grade Pb (Lead) Free Carrier Type Buy Sample
F1200NBGI Active NBG28 VFQFPN 28 I Yes Tray
F1200NBGI8 Active NBG28 VFQFPN 28 I Yes Reel

Technical Documentation

Title Other Languages Type Format File Size Date
Datasheets & Errata
IDTF1200NBGI Datasheet RevO Datasheet PDF 1.84 MB Dec 15, 2011
Application Notes & White Papers
AT0089 F1200 Temperature Performance R1.pdf Application Note PDF 652 KB Sep 21, 2016
AN-896 RF Products EVS Digital Control Software Guide Application Note PDF 2.91 MB Aug 30, 2015
PCN# : TB1602-01 Alternate Test Location for Select Devices Product Change Notice PDF 39 KB Mar 14, 2016
PCN# : A1406-01R1 Add Alternate Assembly Product Change Notice PDF 35 KB Oct 13, 2015
PCN# : A1406-01 Alternate Assembly Locations for Selective Package Product Change Notice PDF 33 KB Apr 5, 2015
IDT Products for Radio Applications 日本語 Product Brief PDF 2.34 MB Nov 29, 2016

Software & Tools

Title Other Languages Type Format File Size Date
RF Digital Control Software Installer Software Tool ZIP 169.81 MB Aug 30, 2015

Evaluation Boards

Part Number Title Sort ascending
F1200EVBI Evaluation Board for F1200 Intermediate Frequency Digital Variable Gain Amplifier