Overview
The ADUM1200WSRZ-RL7, produced by Analog Devices Inc., is a dual-channel digital isolator designed to provide high-performance isolation for various digital communication systems. This component is part of the ADuM1200/ADuM1201 family, which offers robust isolation and high data rate capabilities. The ADUM1200WSRZ-RL7 is packaged in an SOIC-8 format, making it suitable for space-critical applications. It supports 3 V and 5 V level translation and operates over a wide temperature range, including high temperatures up to 125°C.
Key Specifications
| Parameter | Min | Typ | Max | Unit | Test Conditions/Comments |
|---|---|---|---|---|---|
| Maximum Data Rate | - | - | 25 Mbps | - | NRZ |
| Propagation Delay (tPHL, tPLH) | 20 | 50 | 150 ns | - | CL = 15 pF, CMOS signal levels |
| Pulse Width Distortion (|tPLH − tPHL|) | - | - | 40 ns | - | CL = 15 pF, CMOS signal levels |
| Channel-to-Channel Matching | - | - | 50 ns | - | tPSKCD/tPSKOD |
| Output Rise/Fall Time (10% to 90%) | - | - | 10 ns | - | 3 V/5 V Operation |
| Common-Mode Transient Immunity | 25 | - | 35 kV/μs | - | Logic High Output, VIx = VDD1 or VDD2, VCM = 1000 V, transient magnitude = 800 V |
| Supply Current per Channel | - | - | 0.8 mA (0 Mbps to 2 Mbps), 2.2 mA (10 Mbps), 4.8 mA (25 Mbps) | - | Dependent on data rate |
| Operating Temperature | -40 | - | 125°C | - | - |
| Package | - | - | SOIC-8 | - | - |
Key Features
- Bidirectional communication with 3 V/5 V level translation
- High data rate capability: dc to 25 Mbps (NRZ)
- Precise timing characteristics with 3 ns maximum pulse width distortion and 3 ns maximum channel-to-channel matching
- High common-mode transient immunity: >25 kV/μs
- UL recognition: 2500 V rms for 1 minute per UL 1577, CSA Component Acceptance Notice 5A, VDE Certificate of Conformity DIN V VDE V 0884-10
- Qualified for automotive applications
Applications
- Size-critical multichannel isolation
- SPI interface/data converter isolation
- RS-232/RS-422/RS-485 transceiver isolation
- Digital field bus isolation
- Hybrid electric vehicles, battery monitor, and motor drive
Q & A
- What is the maximum data rate of the ADUM1200WSRZ-RL7? The maximum data rate is 25 Mbps (NRZ).
- What is the propagation delay of the ADUM1200WSRZ-RL7? The propagation delay (tPHL, tPLH) is between 20 ns and 150 ns.
- What is the common-mode transient immunity of the ADUM1200WSRZ-RL7? The common-mode transient immunity is >25 kV/μs.
- What are the operating temperature ranges for the ADUM1200WSRZ-RL7? The operating temperature range is -40°C to 125°C.
- What package type is the ADUM1200WSRZ-RL7 available in? The ADUM1200WSRZ-RL7 is available in an SOIC-8 package.
- Is the ADUM1200WSRZ-RL7 qualified for automotive applications? Yes, it is qualified for automotive applications.
- What are some of the key applications of the ADUM1200WSRZ-RL7? Key applications include size-critical multichannel isolation, SPI interface/data converter isolation, RS-232/RS-422/RS-485 transceiver isolation, and digital field bus isolation.
- What safety and regulatory approvals does the ADUM1200WSRZ-RL7 have? It has UL recognition, CSA Component Acceptance Notice 5A, and VDE Certificate of Conformity DIN V VDE V 0884-10.
- How does the supply current of the ADUM1200WSRZ-RL7 vary with data rate? The supply current varies from 0.8 mA at 0 Mbps to 2 Mbps, 2.2 mA at 10 Mbps, and 4.8 mA at 25 Mbps.
- Does the ADUM1200WSRZ-RL7 support bidirectional communication? Yes, it supports bidirectional communication with 3 V/5 V level translation.
