The F1421 is a high gain / high linearity RF amplifier used in high performance RF applications. The F1421 provides 20.3dB gain with +40dBm OIP3 and 5.5dB noise figure at 1900MHz. This device uses a single 5V supply and 138mA of ICC. This device is packaged in a 4 x 4 mm, 24-QFN with 50Ω RF input and RF output impedances for ease of integration into the signal-path.


  • Broadband 1700MHz to 2.2GHz  
  • 20.3dB typical gain at 1900MHz 
  • 5.5dB noise figure at 1900MHz
  • +40dBm OIP3 at 1900MHz 
  • +23dBm output P1dB at 1900MHz
  • Single 5V supply voltage 
  • ICC = 138mA
  • -40°C to +105°C operating temperature 
  • 50Ω single-ended input/output impedances 
  • Standby mode for power savings
  • 4 × 4 mm 24-QFN package

Product Options

Part Number Part Status Pkg. Type Lead Count (#) Temp. Grade Pb (Lead) Free Carrier Type Buy Sample
Active VFQFPN 24 K Yes Tray
Active VFQFPN 24 K Yes Reel

Documentation & Downloads

Title language Type Format File Size Date
Datasheets & Errata
F1421 Datasheet Datasheet PDF 2.33 MB
User Guides & Manuals
RF Product Selection Guide Guide PDF 3.64 MB
PCN# : TB1912-02(R1) Convert Shipping Media
from Tube or Tray to Cut Reel
Product Change Notice PDF 5.71 MB
PCN# : TB1912-02 Convert Shipping Media
from Tube or Tray to Cut Reel
Product Change Notice PDF 5.61 MB
PCN#: TB1901-01 Add Alternate Test Location on Select Devices Product Change Notice PDF 24.55 MB
RF Amplifiers with Zero-Distortion Technology Product Brief PDF 981 KB

Boards & Kits

Part Number Title Type Company
F1421EVB Evaluation Board for F1421 RF Amplifier 1700MHz to 2.2GHz Evaluation Renesas