Welcome Here  Shenzhen Mingjiada Electronics Co., Ltd.

The ADA4891-4WARUZ is a low-cost, high-speed, rail-to-rail quad amplifier that is part of the ADA4891 family. This family of amplifiers offers high performance at a low cost, with true single-supply capability and an input voltage range that extends 300mV below the negative rail. The amplifiers feature CMOS technology with low distortion, low power consumption, and fast settling times for a wide range of applications such as automotive infotainment systems, driver assistance systems, imaging, consumer video, active filters, coaxial cable drivers, clock buffers, photodiode preamplifiers, contact image sensors, and buffers.

ADA4891-4WARUZ Product Features

High speed and fast build-up time

-3 dB bandwidth: 220 MHz (G = +1)

Voltage swing rate: 170 V/μs

0.1% build-up time: 28 ns

Video characteristics (G = +2, RL= 150 Ω)

0.1 dB gain flatness: 25 MHz 

Differential gain error: 0.05 per cent

Differential phase error: 0.25°

Single power supply

Wide supply range: 2.7 V to 5.5 V

Output swing to within 50 mV of supply rail

Low distortion: SFDR: 79 dBc (1 MHz)

Linear output current: 125 mA (-40 dBc)

Low power consumption: 4.4 mA per amplifier

ADA4891-4WARUZ Product Parameters

Gain bandwidth: 105MHz

Input bias current: 50 pA

Input offset voltage : 2.5mV (typical)

Common mode rejection ratio (CMRR): 88dB

Power Supply Rejection Ratio (PSRR): 65dB

Output Current: 125mA

Operating Temperature Range: -40°C to +125°C

• 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.