Overview
The ADuM1400WTRWZ35 is a quad-channel digital isolator produced by Analog Devices Inc. It is based on Analog Devices' iCoupler® technology, which combines high-speed CMOS and monolithic transformer technology to provide reliable and high-speed data isolation.
This component is designed to offer bidirectional communication, high temperature operation up to 125°C, and high data rates ranging from DC to 90 Mbps (NRZ). It is available in a 16-lead SOIC wide body package and is RoHS-compliant.
Key Specifications
| Parameter | Symbol | Min | Typ | Max | Unit | Test Conditions |
|---|---|---|---|---|---|---|
| Input Supply Current per Channel, Quiescent | IDDI (Q) | 0.26 | 0.31 | mA | 3 V/5 V Operation | |
| Output Supply Current per Channel, Quiescent | IDDO (Q) | 0.11 | 0.14 | mA | 3 V/5 V Operation | |
| Total Supply Current, Four Channels | IDD1 (Q) | 1.2 | 1.9 | mA | DC to 1 MHz logic signal freq. | |
| Maximum Data Rate | 10 Mbps (BRW and CRW Grades Only), 90 Mbps (CRW Grade Only) | CL = 15 pF, CMOS signal levels | ||||
| 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 | |||
| Channel-to-Channel Matching | tPSKCD | 3 ns | CL = 15 pF, CMOS signal levels |
Key Features
- Bidirectional communication capability
- High-speed data rates up to 90 Mbps (NRZ)
- 3 V/5 V level translation
- High temperature operation up to 125°C
- Precise timing characteristics with 2 ns maximum pulse width distortion and 2 ns maximum channel-to-channel matching
- High common-mode transient immunity: >25 kV/μs
- Output enable function
- 16-lead SOIC wide body package, RoHS-compliant
- Safety and regulatory approvals including UL recognition, CSA Component Acceptance Notice, VDE Certificate of Conformity, and TÜV approval
Applications
- General-purpose multichannel isolation
- SPI interface/data converter isolation
- RS-232/RS-422/RS-485 transceivers
- Industrial field bus isolation
- Automotive systems, including CAN, audio, and Ethernet interfaces
Q & A
- What is the ADuM1400WTRWZ35 used for?
The ADuM1400WTRWZ35 is a quad-channel digital isolator used for high-speed data isolation in various applications, including industrial field buses, automotive systems, and general-purpose multichannel isolation.
- What is the maximum data rate of the ADuM1400WTRWZ35?
The maximum data rate of the ADuM1400WTRWZ35 is up to 90 Mbps (NRZ) for the CRW grade and up to 10 Mbps for the BRW and CRW grades.
- What is the operating temperature range of the ADuM1400WTRWZ35?
The ADuM1400WTRWZ35 operates up to a temperature of 125°C.
- What package type is the ADuM1400WTRWZ35 available in?
The ADuM1400WTRWZ35 is available in a 16-lead SOIC wide body package.
- Is the ADuM1400WTRWZ35 RoHS-compliant?
Yes, the ADuM1400WTRWZ35 is RoHS-compliant.
- What safety and regulatory approvals does the ADuM1400WTRWZ35 have?
The ADuM1400WTRWZ35 has UL recognition, CSA Component Acceptance Notice, VDE Certificate of Conformity, and TÜV approval.
- What is the common-mode transient immunity of the ADuM1400WTRWZ35?
The ADuM1400WTRWZ35 has a high common-mode transient immunity of >25 kV/μs.
- Does the ADuM1400WTRWZ35 support level translation?
Yes, the ADuM1400WTRWZ35 supports 3 V/5 V level translation.
- What is the propagation delay of the ADuM1400WTRWZ35?
The propagation delay of the ADuM1400WTRWZ35 is 20 to 50 ns.
- Does the ADuM1400WTRWZ35 have an output enable function?
Yes, the ADuM1400WTRWZ35 has an output enable function.
