Overview
The ADuM1200CR-RL7 is a dual-channel digital isolator produced by Analog Devices Inc. This component utilizes the iCoupler technology, which provides high-speed digital isolation with precise timing characteristics. The ADuM1200 series is designed to offer reliable and efficient isolation solutions for various applications, ensuring high data rates and robust common-mode transient immunity.
Key Specifications
| Parameter | Symbol | Min | Typ | Max | Unit | Test Conditions |
|---|---|---|---|---|---|---|
| Input Supply Current per Channel (Quiescent) | IDDI (Q) | 0.26 | 0.35 | mA | DC to 2 Mbps | |
| Output Supply Current per Channel (Quiescent) | IDDO (Q) | 0.11 | 0.20 | mA | DC to 2 Mbps | |
| Maximum Data Rate | 25 Mbps | CL = 15 pF, CMOS signal levels | ||||
| Propagation Delay | tPHL, tPLH | 20 | 45 ns | CL = 15 pF, CMOS signal levels | ||
| Pulse Width Distortion | |tPLH − tPHL| | 3 ns | CL = 15 pF, CMOS signal levels | |||
| Output Rise/Fall Time (10% to 90%) | tR/tF | 3.0 ns | CL = 15 pF, CMOS signal levels | |||
| Common-Mode Transient Immunity | |CMH|, |CML| | 25 | 35 kV/μs | VIx = VDD1 or VDD2, VCM = 1000 V, transient magnitude = 800 V | ||
| Operating Temperature Range | -40 | 105°C |
Key Features
- Bidirectional Communication: Supports bidirectional data transfer between isolated channels.
- High Data Rate: Capable of operating at data rates up to 25 Mbps.
- Level Translation: Supports 3 V to 5 V level translation, enhancing compatibility with different voltage systems.
- High Temperature Operation: Operates reliably over a temperature range of -40°C to 105°C.
- Precise Timing Characteristics: Features low pulse width distortion and propagation delay skew, ensuring accurate data transmission.
- Common-Mode Transient Immunity: Offers high common-mode transient immunity, protecting against electrical noise and transients.
- Safety and Regulatory Approvals: Meets various safety standards including UL recognition, CSA Component Acceptance Notice, and VDE Certificate of Conformity.
Applications
- Size-Critical Multichannel Isolation: Ideal for applications where space is limited and multiple isolation channels are required.
- SPI Interface/Data Converter Isolation: Used in SPI interfaces and data converter applications to ensure isolated data transfer.
- RS-232/RS-422/RS-485 Transceiver Isolation: Suitable for isolating serial communication interfaces.
- Digital Field Bus Isolation: Applied in digital field bus systems to maintain signal integrity and isolation.
- Automotive Applications: Qualified for use in hybrid electric vehicles, battery monitors, and motor drives.
Q & A
- What is the maximum data rate of the ADuM1200CR-RL7?
The maximum data rate of the ADuM1200CR-RL7 is up to 25 Mbps.
- What is the operating temperature range of the ADuM1200CR-RL7?
The operating temperature range is from -40°C to 105°C.
- Does the ADuM1200CR-RL7 support bidirectional communication?
- What is the common-mode transient immunity of the ADuM1200CR-RL7?
The common-mode transient immunity is greater than 25 kV/μs.
- Is the ADuM1200CR-RL7 qualified for automotive applications?
- What are the typical output rise and fall times of the ADuM1200CR-RL7?
- Does the ADuM1200CR-RL7 support 3 V to 5 V level translation?
- What are the safety and regulatory approvals for the ADuM1200CR-RL7?
- What is the pulse width distortion of the ADuM1200CR-RL7?
- Can the ADuM1200CR-RL7 be used in SPI interface and data converter applications?
