Overview
The ADM4851ARZ-REEL7 is a robust RS422/RS485 half-duplex transceiver produced by Analog Devices Inc. This component is designed for high-speed data communication and is particularly suited for industrial and commercial applications. It supports both RS422 and RS485 communication protocols, making it versatile for various communication needs.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Communication Protocol | RS422, RS485 | - |
| Communication Mode | Half-Duplex | - |
| Number of Driver/Receiver Pairs | 1 | - |
| Receiver Hysteresis | 20 mV | mV |
| Maximum Data Rate | 500 kbps | kbps |
| Supply Voltage Range | 4.75V to 5.25V | V |
| Operating Temperature Range | -40°C to 85°C | °C |
| Package Type | 8-SOIC | - |
Key Features
- High-speed data communication capability up to 500 kbps
- Enhanced noise immunity with 20 mV receiver hysteresis
- Reliable performance in industrial temperature ranges (-40°C to 85°C)
- Compact 8-SOIC packaging suitable for space-constrained applications
- Robust ESD protection and thermal shutdown circuit for fault protection
- True fail-safe receiver inputs ensuring a known state when inputs are open or shorted
- Slew rate limited driver outputs to reduce electromagnetic interference (EMI)
Applications
- Industrial automation
- Data networks
- Instrumentation
- Local area networks (LANs)
- Data concentration and multiplexers
- Integrated services digital network (ISDN)
Q & A
- What communication protocols does the ADM4851ARZ-REEL7 support?
The ADM4851ARZ-REEL7 supports both RS422 and RS485 communication protocols.
- What is the maximum data rate of the ADM4851ARZ-REEL7?
The maximum data rate is 500 kbps.
- What is the operating temperature range of the ADM4851ARZ-REEL7?
The operating temperature range is -40°C to 85°C.
- What type of packaging does the ADM4851ARZ-REEL7 use?
The component is packaged in an 8-SOIC (Small Outline Integrated Circuit).
- Does the ADM4851ARZ-REEL7 have built-in protection features?
Yes, it includes robust ESD protection and a thermal shutdown circuit for fault protection.
- What are some common applications of the ADM4851ARZ-REEL7?
Common applications include industrial automation, data networks, instrumentation, and local area networks (LANs).
- Is the ADM4851ARZ-REEL7 suitable for industrial environments?
Yes, it is designed to operate reliably in industrial temperature ranges and has features such as receiver hysteresis for noise immunity.
- Does the ADM4851ARZ-REEL7 have true fail-safe receiver inputs?
Yes, the receiver inputs have a true fail-safe feature ensuring a known state when inputs are open or shorted.
- How does the ADM4851ARZ-REEL7 reduce electromagnetic interference (EMI)?
The driver outputs are slew rate limited to reduce EMI.
- Is the ADM4851ARZ-REEL7 currently in production?
Yes, the product status is active with no immediate discontinuation announced.
