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ADUM3481ARSZ Quad Digital Isolator with ADI iCoupler® Technology The ADUM3481ARSZ isolation device combines high-speed CMOS with single-chip air-core transformer technology to provide outstanding performance characteristics that outperform alternatives such as optically coupled devices and other integrated couplers. Typical propagation delay is reduced to 25 ns and pulse width distortion is halved.

ADUM3481ARSZ Product Features 

Data rates up to 25 Mbps (NRZ) 

Low propagation delay: 25 ns (typical) 

Low dynamic power consumption 

1.8 V to 5 V level switching 

Operating temperatures up to 125°C 

High common-mode transient immunity: >25 kV/µs 

Output default selections 

RoHS compliant 20-pin SSOP package

ADUM3481ARSZ Product Attributes 

Technology: Magnetically Coupled 

Type: General Purpose 

Isolated Power Supply: None 

Number of Channels: 4 

Inputs - Side 1/Side 2: 3/1 

Channel Type: Unidirectional 

Voltage - Isolated: 3750Vrms 

Common Mode Transient Immunity (min): 25kV/µs 

Data Rate: 1Mbps 

Propagation Delay tpLH / tpHL (max): 90ns, 90ns Pulse Width Distortion (Max): 6ns 

Rise/Fall Time (Typ): 2.5ns, 2.5ns 

Voltage - Supply: 1.8V ~ 5.5V, 3V ~ 5.5V 

Operating Temperature: -40°C ~ 125°C 

Mounting Type: Surface Mount 

Package/Housing: 20-SSOP (0.209", 5.30mm wide) 

Vendor Device Package: 20-SSOP ADUM3481ARSZ Applications 

General Purpose Multi-Channel Isolation 

SPI Interface/Data Converter Isolation 

Industrial Fieldbus Isolation

• 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.