Overview
The ADM3095EBRZ-RL7, produced by Analog Devices Inc., is a 3.0 V to 5.5 V, 2.5 Mbps RS-485 transceiver. This device is designed to provide robust protection and reliability in various industrial and commercial applications. It features up to ±42 V ac/dc peak bus overvoltage fault protection and high electromagnetic compatibility (EMC) protection, making it suitable for environments with significant electrical noise and transient conditions.
Key Specifications
| Parameter | Min | Typ | Max | Unit | Test Conditions/Comments |
|---|---|---|---|---|---|
| Operating Voltage Range (VCC) | 3.0 | 5.5 | V | ||
| Logic Supply Voltage (VIO) | 1.62 | 5.5 | V | ||
| Data Rate | 2.5 | Mbps | |||
| Propagation Delay (tPLH, tPHL) | 35 | 500 | ns | RLDIFF = 54 Ω, CL1 = CL2 = 100 pF | |
| Differential Skew (tSKEW) | 10 | 50 | ns | ||
| Common-mode Input Range | -25 | 25 | V | ||
| Operating Temperature Range | -40 | 125 | °C | ||
| Storage Temperature Range | -65 | 150 | °C | ||
| Maximum Junction Temperature | 150 | °C | |||
| Continuous Total Power Dissipation | 400 | mW | |||
| ESD Protection (A Pin and B Pin Only) | ±8 kV (Contact), ±15 kV (Air) | IEC 61000-4-2 |
Key Features
- Up to ±42 V ac/dc peak bus overvoltage fault protection on the RS-485 bus pins.
- Certified IEC 61000-4-6 conducted RF immunity (10 V/m rms) on RS-485 A and B bus pins.
- HBM ESD protection > ±30 kV.
- TIA/EIA RS-485 compliant over the full supply range.
- Half duplex operation with receiver short-circuit, open-circuit, and floating input fail-safe.
- Supports up to 256 bus nodes with 96 kΩ receiver input resistance.
- Glitch-free power-up and power-down (hot swap) capability.
- Available in a 16-lead narrow body SOIC package.
- PROFIBUS compliant at 4.5 V VCC with a high driver differential output voltage (VOD) of 2.1 V minimum.
Applications
- Heating, ventilation, and air conditioning (HVAC) networks.
- Industrial field buses.
- Building automation systems.
- Utility networks.
Q & A
- What is the operating voltage range of the ADM3095EBRZ-RL7?
The operating voltage range is from 3.0 V to 5.5 V.
- What is the maximum data rate supported by the ADM3095EBRZ-RL7?
The maximum data rate is 2.5 Mbps.
- What kind of ESD protection does the ADM3095EBRZ-RL7 offer?
The device offers HBM ESD protection greater than ±30 kV and IEC 61000-4-2 ESD protection up to ±8 kV (contact) and ±15 kV (air).
- Is the ADM3095EBRZ-RL7 PROFIBUS compliant?
Yes, it is PROFIBUS compliant at 4.5 V VCC with a high driver differential output voltage (VOD) of 2.1 V minimum.
- What is the common-mode input range of the ADM3095EBRZ-RL7?
The common-mode input range is from -25 V to +25 V.
- How many bus nodes can the ADM3095EBRZ-RL7 support?
The device supports up to 256 bus nodes.
- What is the operating temperature range of the ADM3095EBRZ-RL7?
The operating temperature range is from -40°C to +125°C.
- What kind of package is the ADM3095EBRZ-RL7 available in?
The device is available in a 16-lead narrow body SOIC package.
- Does the ADM3095EBRZ-RL7 have glitch-free power-up and power-down capability?
Yes, it has glitch-free power-up and power-down (hot swap) capability.
- What are some typical applications of the ADM3095EBRZ-RL7?
Typical applications include HVAC networks, industrial field buses, building automation systems, and utility networks.
