Key facts
- Brand
- Analog Devices
- Model
- ADM2484E
- Industry
- Industrial
- Documents
- 2
- Languages
- EN
- Last added
- 2012-05-07
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Analog Devices ADM2484E Isolated RS-485 Transceiver Datasheet
The ADM2484E is an isolated RS‑485/RS‑422 transceiver with ±15 kV ESD protection, configurable for half‑ or full‑duplex operation and capable of 500 kbps data rates. It supports 5 V or 3.3 V supply voltages and includes thermal shutdown and true fail‑safe receiver inputs for robust industrial networking.
The document provides detailed electrical specifications, timing parameters, package dimensions, and recommended PCB layout practices. It also outlines safety‑related insulation ratings, magnetic‑field immunity, and typical application circuits for up to 256 nodes on a bus.
Analog Devices ADM2484E specifications
| Data Rate | 500 kbps |
|---|---|
| Logic‑Side Supply Current (IDD1) unloaded | 2.0 mA |
| Bus‑Side Supply Current (IDD2) unloaded | 3.0 mA |
| Differential Output Voltage (|VOD|) typical | 2.0 V |
| Isolation Voltage | 5000 V rms (1‑minute) |
| Operating Temperature Range | -40°C to +85°C |
| ESD Protection | ±15 kV (HBM) |
| Maximum Working Insulation Voltage | 846 V peak |
Source: Analog Devices ADM2484E Isolated RS-485 Transceiver Datasheet
All Analog Devices ADM2484E documents by type
Ratings, dimensions and ordering codes, for selection and design work.
Questions answered in these manuals
What is the maximum data rate of the ADM2484E?
The ADM2484E supports a data rate of up to 500 kbps.
From: Analog Devices ADM2484E Isolated RS-485 Transceiver Datasheet
How many transceivers can be connected on a single RS‑485 bus?
Up to 256 transceivers can be connected on the bus.
From: Analog Devices ADM2484E Isolated RS-485 Transceiver Datasheet
What is the maximum isolation voltage of the ADM2484E?
The device is rated for 5000 V rms isolation voltage for 1 minute per UL1577.
How many transceivers can be connected on the RS‑485 bus?
Up to 256 transceivers (nodes) can be connected on the bus.