Overview
The ADUM1401WTRWZ35 is a quad-channel digital isolator produced by Analog Devices Inc. It utilizes the iCoupler® technology, which combines high-speed CMOS and monolithic transformer technology to provide reliable and high-performance isolation. This component is designed to offer superior performance compared to traditional optocoupler devices, making it suitable for a wide range of applications requiring multichannel isolation.
Key Specifications
| Parameter | Symbol | Min | Typ | Max | Unit | Test Conditions |
|---|---|---|---|---|---|---|
| Input Supply Current per Channel, Quiescent | IDDI (Q) | 0.50 | 0.53 | mA | 5 V/3 V Operation | |
| Output Supply Current per Channel, Quiescent | IDDO (Q) | 0.19 | 0.21 | mA | 5 V/3 V Operation | |
| Total Supply Current, Four Channels (DC to 2 Mbps) | IDD1 (Q), IDD2 (Q) | 2.2, 0.9 | 2.8, 1.4 | mA | VDD1 = VDD2 = 5 V, DC to 1 MHz logic signal freq. | |
| Data Rate | 10 Mbps (BRW and CRW Grades Only), 90 Mbps (CRW Grade Only) | |||||
| Propagation Delay (tPHL, tPLH) | 20 | 38 | 50 ns | CL = 15 pF, CMOS signal levels | ||
| Pulse Width Distortion (PWD) | 3 ns | CL = 15 pF, CMOS signal levels | ||||
| Voltage - Isolation | 2500 Vrms for 1 minute per UL 1577 | |||||
| Supply Voltage | 4.5 | 5.5 V | VDD1 and VDD2 | |||
| Operating Temperature | -40 | 125°C | ||||
| Package | 16-SOIC (0.295, 7.50mm Width) |
Key Features
- Quad-channel digital isolator with high-speed CMOS and monolithic transformer technology using iCoupler®.
- High data rates up to 90 Mbps (CRW Grade) and low propagation delay (20-50 ns).
- Low quiescent current consumption.
- High voltage isolation of 2500 Vrms for 1 minute per UL 1577.
- Operating temperature range from -40°C to 125°C.
- Compliance with various regulatory standards including UL, CSA, VDE, and TÜV approvals.
Applications
- General-purpose multichannel isolation.
- SPI interface and data converter isolation.
- RS-232/RS-422/RS-485 transceivers.
- Industrial field bus isolation.
- Automotive systems.
Q & A
- What is the ADUM1401WTRWZ35 used for?
The ADUM1401WTRWZ35 is a quad-channel digital isolator used for general-purpose multichannel isolation, SPI interfaces, data converter isolation, industrial field bus isolation, and automotive systems.
- What is the maximum data rate of the ADUM1401WTRWZ35?
The maximum data rate of the ADUM1401WTRWZ35 can be up to 90 Mbps for the CRW grade.
- What is the voltage isolation rating of the ADUM1401WTRWZ35?
The ADUM1401WTRWZ35 has a voltage isolation rating of 2500 Vrms for 1 minute per UL 1577.
- What is the operating temperature range of the ADUM1401WTRWZ35?
The operating temperature range is from -40°C to 125°C.
- What package type is the ADUM1401WTRWZ35 available in?
The ADUM1401WTRWZ35 is available in a 16-SOIC package.
- What are the regulatory approvals for the ADUM1401WTRWZ35?
The component is approved by UL, CSA, VDE, and TÜV according to various standards.
- How does the ADUM1401WTRWZ35 compare to optocoupler devices?
The ADUM1401WTRWZ35 offers superior performance compared to traditional optocoupler devices, including lower propagation delay and higher data rates.
- What are the typical supply currents for the ADUM1401WTRWZ35?
The typical supply currents are 2.2 mA for VDD1 and 0.9 mA for VDD2 at 5 V operation and DC to 1 MHz logic signal frequency.
- What is the pulse width distortion of the ADUM1401WTRWZ35?
The pulse width distortion is 3 ns.
- Can the ADUM1401WTRWZ35 be used in automotive systems?
