Welcome Here  Shenzhen Mingjiada Electronics Co., Ltd.

The F1958NBGK8 is part of Renesas' Glitch-Free™ family of digital step attenuators (DSAs) optimized for the demanding requirements of base station (BTS) radio cards and numerous other applications. This device is offered in a compact 4mm × 4mm 24-VFQFPN package with 50Ω input and output impedance for ease of integration into the radio or RF system. The F1958 offers very high reliability due to its construction from a monolithic silicon die and has very low insertion loss with minimal distortion. Additionally, the device is designed to have extremely accurate attenuation levels. 

Features

Serial and 7-bit parallel interface 

31.75dB range

0.25dB steps

Glitch-Free™: Low transient overshoot

500ns settling time for 0.25dB steps

Ultra-linear > 63dBm IIP3

Low insertion loss < 1.7dB at 4GHz

Attenuation error < ±0.2dB at 4GHz

Bidirectional RF use

3.3V or 5V supply

-40 °C to +105 °C operating temperature

4mm × 4mm 24-VFQFPN package

Typical Applications

3G/4G/4G+ Base Station Systems

Distributed Antenna Systems, DAS

Remote Radio Heads

Active Antenna Systems, AAS Broadband Satellite Equipment

NFC Infrastructure

Military Communication Equipment

• 1.Is the inventory and price seen on the platform accurate?

  A: all online goods on the shelves can be ordered online, but considering the large liquidity of spot inventory, it is not possible to achieve 100% accuracy at present. In case of any abnormality, you can contact our company online and give the corresponding solution.

• 2.Are all our products genuine?

  A: our self-supporting products are from cooperative domestic and foreign original factories or authorized agents, and the source can be traced to ensure the original and authentic products.

• 3.Can you provide the qualification certificate of the original factory or agent?

  A: at present, our self-employed brands TI，ST，ADI，NXP，LATTICE，CYPRESS，INFINEON，XILINX and other first-line brands. Other channels are the original factory and agency channels. If necessary, we can communicate and confirm according to the specific brand and model.

• 4.Can I make an inquiry through the company's website?

  A: You can inquire through the website, or by phone and email.

• 5.When can I deliver the goods after placing an order? How long will it take to get there?

  A: the delivery date is marked in most commodity information. You can estimate the delivery time of the commodity according to the delivery date. The specific arrival time depends on the warehouse where the commodity is located and the logistics mode you choose.

• 6.Can the company issue an invoice?

  A: you can issue ordinary invoices for individual users or special VAT invoices for enterprise users.