Datasheets
F1956NBGI by:
Renesas Electronics Corporation

7-bit 0.25dB Glitch-Free™ Wideband Digital Step Attenuator, VFQFPN490/Tray

Part Details for F1956NBGI by Renesas Electronics Corporation

Results Overview of F1956NBGI by Renesas Electronics Corporation

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Applications Consumer Electronics Audio and Video Systems

F1956NBGI Information

F1956NBGI by Renesas Electronics Corporation is an RF/Microwave Attenuator.
RF/Microwave Attenuators are under the broader part category of RF and Microwave Components.

RF and Microwave Engineering focuses on the design and operation of devices that transmit or receive radio waves. The main distinction between RF and microwave engineering is their wavelength, which influences how energy is transmitted and used in various applications. Read more about RF and Microwave Components on our RF and Microwave part category page.

Price & Stock for F1956NBGI

Part # Distributor Description Stock Price Buy
DISTI # 46AC8833
Newark Digital Attenuator, 1Mhz-4Ghz, Tqfn-32, Frequency Max:4Ghz, Frequency Min:1Mhz, Attenuation Step Size:0.25Db, Attenuation - Typical:31.75Db, Insertion Loss:1.3Db, No. Of Bits:7Bit, Supply Voltage Min:3V, Supply Voltage Max:5.25V, Rf Rohs Compliant: Yes |Renesas F1956NBGI RoHS: Compliant Min Qty: 1 Package Multiple: 1 Date Code: 1 Container: Bulk 24
  • 1 $6.6600
  • 10 $5.7800
  • 25 $5.1100
  • 50 $4.9600
  • 100 $4.8100
  • 250 $4.6200
  • 980 $4.4400
$4.4400 / $6.6600 Buy Now
DISTI # 800-2973-ND
DigiKey RF ATTENUATOR 31.75DB 32WFQFN Min Qty: 1 Lead time: 12 Weeks Container: Tray Temporarily Out of Stock
  • 490 $4.6105
$4.6105 Buy Now
DISTI # 972-F1956NBGI
Mouser Electronics Attenuators 7-Bit 0.25dB WideB 31.5dB Attenuator RoHS: Compliant 620
  • 1 $6.6600
  • 10 $5.7800
  • 25 $5.2700
  • 100 $4.9200
  • 250 $4.8100
  • 490 $4.5100
  • 980 $4.2200
$4.2200 / $6.6600 Buy Now
DISTI # F1956NBGI
EBV Elektronik (Alt: F1956NBGI) RoHS: Compliant Min Qty: 490 Package Multiple: 490 Lead time: 13 Weeks, 0 Days EBV - 0
Buy Now

Part Details for F1956NBGI

F1956NBGI CAD Models

F1956NBGI Part Data Attributes

F1956NBGI Renesas Electronics Corporation
Buy Now Datasheet
Compare Parts:
F1956NBGI Renesas Electronics Corporation 7-bit 0.25dB Glitch-Free™ Wideband Digital Step Attenuator, VFQFPN490/Tray
Pbfree Code Yes
Rohs Code Yes
Part Life Cycle Code Active
Ihs Manufacturer RENESAS ELECTRONICS CORP
Part Package Code VFQFPN
Pin Count 32
Manufacturer Package Code NBG32P2
Reach Compliance Code compliant
ECCN Code NLR
HTS Code 8542390001
Factory Lead Time 18 Weeks
Samacsys Manufacturer Renesas Electronics
JESD-609 Code e3
Terminal Finish Tin (Sn)

F1956NBGI Frequently Asked Questions (FAQ)

  • A 4-layer PCB with a solid ground plane and thermal vias is recommended. Ensure a minimum of 1mm clearance around the package for airflow and heat dissipation.

  • Implement a thermal management system, such as a heat sink or fan, to maintain a junction temperature below 125°C. Also, ensure proper PCB design and component selection to minimize thermal resistance.

  • Power-up sequence: VCC, then VDD, then AVDD. Power-down sequence: AVDD, then VDD, then VCC. Ensure a minimum of 10ms delay between each power-up/down step.

  • Implement ESD protection diodes (e.g., TVS diodes) on all input/output pins. Ensure the diodes are rated for the maximum voltage and current of the application.

  • Use 0.1uF to 1uF decoupling capacitors, placed as close as possible to the VCC, VDD, and AVDD pins. Use a 10nF to 100nF capacitor for each power pin.

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