Overview
The ADM3095EARZ-RL7, produced by Analog Devices Inc., is a 3.0 V to 5.5 V, 2.5 Mbps RS-485 transceiver designed for high-speed data transmission. This device is notable for its robust overvoltage fault protection, including up to ±42 V ac/dc peak bus overvoltage protection on the RS-485 bus pins. It also integrates IEC 61000-4-5 Level 4 surge protection, IEC 61000-4-4 electrical fast transient (EFT) protection, and IEC 61000-4-2 electrostatic discharge (ESD) protection, ensuring the device can withstand various environmental stresses without damage or latch-up.
Key Specifications
| Parameter | Value | Unit | Comments |
|---|---|---|---|
| Mounting Style | SMD/SMT | ||
| Package / Case | SOIC-16 | ||
| Series | ADM3095E | ||
| Function | Transceiver | ||
| Data Rate | 2.5 Mb/s | ||
| Number of Drivers | 1 Driver | ||
| Number of Receivers | 1 Receiver | ||
| Duplex | Half Duplex | ||
| Supply Voltage - Max | 5.5 V | ||
| Supply Voltage - Min | 3 V | ||
| Operating Supply Current | 90 mA | ||
| Minimum Operating Temperature | -40°C | ||
| Maximum Operating Temperature | +125°C | ||
| Output Type | Differential | ||
| Output Voltage | 1.5 V to 5 V | ||
| Pd - Power Dissipation | 400 mW | ||
| Propagation Delay Time | 35 ns, 120 ns | ||
| Shutdown | Shutdown |
Key Features
- Certified Level 4 EMC protection on RS-485 A and B bus pins
- IEC 61000-4-5 surge protection (±4 kV)
- IEC 61000-4-4 EFT protection (±2 kV)
- IEC 61000-4-2 ESD protection
- ±8 kV contact discharge and ±15 kV air gap discharge
- Certified IEC 61000-4-6 conducted RF immunity (10 V/m rms)
- RS-485 A and B bus pins HBM ESD >±30 kV
- TIA/EIA RS-485 compliant over full supply range
- Receiver short-circuit, open-circuit, and floating input fail-safe
- Supports 256 bus nodes (96 kΩ receiver input resistance)
- Glitch free power-up and power-down (hot swap)
- Logic supply pin, VIO, for flexible digital interface
Applications
- Heating, ventilation, and air conditioning (HVAC) networks
- Industrial field buses
- Building automation
- Utility networks
Q & A
- What is the operating voltage range of the ADM3095EARZ-RL7?
The operating voltage range is 3.0 V to 5.5 V.
- What is the data rate of the ADM3095EARZ-RL7?
The data rate is up to 2.5 Mbps.
- What kind of overvoltage protection does the ADM3095EARZ-RL7 offer?
The device offers up to ±42 V ac/dc peak bus overvoltage fault protection on the RS-485 bus pins.
- What are the key EMC protections of the ADM3095EARZ-RL7?
The device features IEC 61000-4-5 surge protection, IEC 61000-4-4 EFT protection, and IEC 61000-4-2 ESD protection.
- What is the operating temperature range of the ADM3095EARZ-RL7?
The operating temperature range is -40°C to +125°C.
- What is the package type of the ADM3095EARZ-RL7?
The package type is 16-lead narrow body SOIC.
- Is the ADM3095EARZ-RL7 PROFIBUS compliant?
Yes, the device is PROFIBUS compliant at 4.5 V VCC.
- How many bus nodes does the ADM3095EARZ-RL7 support?
The device supports up to 256 bus nodes.
- What is the propagation delay time of the ADM3095EARZ-RL7?
The propagation delay time is 35 ns to 120 ns.
- Does the ADM3095EARZ-RL7 have glitch-free power-up and power-down capabilities?
Yes, the device features glitch-free power-up and power-down (hot swap).
