The IDT F1977 Digital-Step-Attenuator featuring Glitch-Free™ technology improves system reliability and settling time.  It has an attenuation range of 31.75 dB with excellent accuracy and very low distortion and insertion loss.

Features

  • 5 MHz to 3000 MHz frequency range
  • Glitch-Free™ low transient overshoot
  • Low insertion loss < 1.4 dB @ 1 GHz
  • Excellent linearity +64 dBm IIP3
  • Attenuation step error 0.1 dB @ 1 GHz
  • Serial & Parallel interface 31.75 dB range
  • Low Spurious design
  • 3 V / 5 V supply, 1.8 V / 3.3 V control logic
  • Fast settling time
  • Class 1C JEDEC ESD (1.5 kV HBM)
  • 5x5 mm 32-VFQFPN package

Product Options

注文可能な製品ID Part Status Pkg. Code Pkg. Type Lead Count (#) Temp. Grade Pb (Lead) Free Carrier Type 購入/サンプル
F1977NBGI Active NBG32P2 VFQFPN 32 I Yes Tray
Availability
F1977NBGI8 Active NBG32P2 VFQFPN 32 I Yes Reel
Availability

Documentation & Downloads

タイトル 他の言語 タイプ 形式 サイズ 日付
データシート
F1977 Datasheet REV1 Datasheet PDF 10.67 MB
アプリケーションノート、ホワイトペーパー
AN-896 RF Products EVS Digital Control Software Guide Application Note PDF 3.17 MB
Downloads
RF Digital Control Software Installer Software Tool ZIP 169.81 MB
その他資料
Digital Step Attenuators Product Overview (日本語) English, 简体中文 Overview PDF 185 KB
IDT Products for Wired Broadband Applications Application Briefs PDF 686 KB
IDT Products for Radio Applications (日本語) English Product Brief PDF 2.34 MB

Boards & Kits

Part Number タイトル タイプ 会社名
F1977EVBI Evaluation Board for F1977, 7-bit, 75Ω, Digital Step Attenuator