ADM3063EBRMZ - 500kbps RS-485 Transceiver | Analog Devices
MPN: ADM3063EBRMZ ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $2.67 | $2.67 |
| 10 | $2.4 | $24.00 |
| 100 | $2.13 | $213.00 |
| 500 | $1.92 | $960.00 |
| 1,000 | $1.71 | $1,710.00 |
ADM3063EBRMZ Overview
RS-485 is a differential serial communication standard that enables robust data transmission over long distances and in noisy industrial environments. The ADM3063E belongs to the family of RS-485 transceivers, which are part of the broader category of interface ICs. These devices convert logic-level signals to differential voltages, allowing multiple nodes to share a two-wire bus. The ADM3063E is specifically a half-duplex transceiver, meaning it can either transmit or receive, but not simultaneously, which is sufficient for many industrial protocols like PROFIBUS.
Key features of the ADM3063EBRMZ include a wide supply range of 3.0V to 5.5V, a low-speed 500 kbps data rate for long cables, and full receiver fail-safe protection. The device is PROFIBUS compliant at VCC ≥ 4.5V, ensuring compatibility with industrial automation networks. It also offers full hot-swap support, preventing glitches on the bus during power-up or power-down, which is critical in live systems. The extended temperature range up to 125°C makes it suitable for harsh environments.
Technically, the ADM3063E uses a differential bus architecture with a common-mode input voltage range of -7V to +12V, allowing it to handle ground potential differences between nodes. The driver output is short-circuit protected, and the receiver has a 1/8 unit load, allowing up to 256 transceivers on the bus. The device also features a thermal shutdown and a logic-level enable pin for controlling the driver and receiver independently.
Typical applications include industrial control systems, building automation, HVAC controllers, and PROFIBUS networks. The low-speed 500 kbps data rate is ideal for long cable runs where signal integrity is a concern, and the robust ESD protection ensures reliability in harsh environments.
When designing with the ADM3063EBRMZ, it is important to terminate the bus properly with 120Ω resistors at both ends to minimize reflections. Also, ensure that the common-mode voltage stays within the specified range to avoid damage to the device.
Drop-in alternatives for ADM3063EBRMZ — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Variants in this series
Same-series models that are drop-in compatible with ADM3063EBRMZ (same form factor and footprint) — differing in Package, Duplex, PROFIBUS Compliance, ESD Protection, ESD Protection (IEC).
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
ADM3062EBRMZ
✅ Drop-In✓ In Stock
$1.35 / Unit
View Datasheet →ADM3061EBRMZ
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$1.52 / Unit
View Datasheet →ADM3063EBRMZ Specifications
| Supply Voltage Range | 3.0 V to 5.5 V |
| Data Rate | 500 kbps |
| Duplex | Half Duplex |
| Number of Drivers | 1 |
| Number of Receivers | 1 |
| ESD Protection (IEC) | ±30 kV (HBM) |
| Receiver Fail-Safe | Open, short, idle bus |
| Hot Swap Support | Yes (glitch-free power-up/power-down) |
| Common-Mode Input Range | -7 V to +12 V |
| Unit Load | 1/8 |
| Operating Temperature Range | -40°C to +125°C |
| Package | 10-lead MSOP (RMZ) |
| Mounting Type | Surface Mount |
| PROFIBUS Compliance | Yes (VCC ≥ 4.5 V) |
| RoHS Status | Compliant |
ADM3063EBRMZ Pin Configuration
| Pin 1 | RO — Receiver output |
| Pin 2 | RE — Receiver enable (active low) |
| Pin 3 | DE — Driver enable (active high) |
| Pin 4 | DI — Driver input |
| Pin 5 | GND — Ground |
| Pin 6 | A — Non-inverting bus line |
| Pin 7 | B — Inverting bus line |
| Pin 8 | VCC — Power supply |
Typical Applications
ADM3063EBRMZ is suitable for 6 applications: Industrial Control Systems, Building Automation, PROFIBUS Networks, HVAC Controllers, Security Systems, Test and Measurement Equipment.
Industrial Control Systems
The ADM3063EBRMZ is ideal for industrial control systems where reliable communication over long distances is required. Its 500 kbps data rate and robust ESD protection (±30 kV) ensure signal integrity in noisy factory environments. The wide supply range (3.0V to 5.5V) allows integration with various logic levels, and the extended temperature range (-40°C to +125°C) suits harsh conditions. The device's fail-safe receiver prevents false data when the bus is idle, enhancing system reliability.
Recommended
Building Automation
In building automation, the ADM3063EBRMZ facilitates communication between HVAC controllers, lighting systems, and security panels. Its low-speed 500 kbps data rate is sufficient for control signals, while the hot-swap support allows live maintenance without disrupting the bus. The device's PROFIBUS compliance at VCC ≥ 4.5V ensures compatibility with standard building management protocols. The small MSOP package saves PCB space, and the wide temperature range supports rooftop or outdoor installations.
Recommended
PROFIBUS Networks
The ADM3063EBRMZ is PROFIBUS compliant at VCC ≥ 4.5V, making it suitable for PROFIBUS DP networks used in factory automation. Its 500 kbps data rate matches PROFIBUS DP's standard speed, and the robust ESD protection ensures reliability in industrial environments. The device's half-duplex operation is typical for PROFIBUS, and the fail-safe receiver prevents bus errors during idle periods. The extended temperature range allows deployment in unenclosed areas.
Recommended
HVAC Controllers
The ADM3063EBRMZ is used in HVAC controllers to communicate with thermostats, dampers, and central management systems. Its low-speed data rate is ideal for control commands, and the wide supply range allows operation from 3.3V or 5V rails. The device's hot-swap support enables field replacement of controllers without shutting down the network. The small MSOP package is suitable for space-constrained controller boards, and the extended temperature range supports outdoor sensor units.
Recommended
Security Systems
In security systems, the ADM3063EBRMZ enables communication between control panels, sensors, and cameras over RS-485 buses. Its robust ESD protection (±30 kV) is critical for outdoor installations where lightning-induced surges are possible. The device's fail-safe receiver ensures that a disconnected sensor does not cause false alarms. The wide temperature range supports outdoor enclosures, and the low-speed data rate is sufficient for security protocols.
Recommended
Test and Measurement Equipment
The ADM3063EBRMZ is used in test and measurement equipment for remote data acquisition and instrument control. Its 500 kbps data rate is adequate for transferring measurement data, and the wide supply range allows integration with various logic levels. The device's hot-swap support is beneficial for modular instruments that can be replaced without powering down the system. The extended temperature range ensures reliable operation in lab and field environments.
Recommended
Recommended Products Summary
Engineering reference data for ADM3063EBRMZ — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | ADM3063EBRZ | ADM3062EBRMZ | ADM3061EBRMZ |
|---|---|---|---|---|
| Package | 10-lead MSOP | 14-lead SOIC | 10-lead MSOP | 10-lead MSOP |
| Brand | Analog Devices | Analog Devices | Analog Devices | Analog Devices |
| Data Rate | 500 kbps | 500 kbps | 500 kbps | 500 kbps |
| Supply Voltage | 3.0V to 5.5V | 3.0V to 5.5V | 3.0V to 5.5V | 3.0V to 5.5V |
| ESD Protection | ±30 kV | ±30 kV | ±30 kV | ±30 kV |
| Hot Swap | Yes | Yes | Yes | Yes |
| Fail-Safe | Open, short, idle | Open, short, idle | Open, short, idle | Open, short, idle |
| Operating Temperature | -40°C to +125°C | -40°C to +125°C | -40°C to +125°C | -40°C to +125°C |
Key Differentiators
- IEC ESD protection of ±30 kV (vs MAX3485EESA)
- Full hot swap support (vs SN65HVD3082EDR)
- Extended temperature range up to 125°C (vs MAX3485EESA)
Design Notes
Place the ADM3063EBRMZ close to the bus connector to minimize trace length and reduce EMI. Use a 0.1µF bypass capacitor near the VCC pin and a 10µF bulk capacitor on the power rail. For the bus lines, add 120Ω termination resistors at both ends of the cable to prevent reflections. Keep the differential traces paired and at equal length to maintain signal integrity.
Ensure the common-mode voltage of the bus stays within -7V to +12V. Exceeding this range can damage the transceiver. Also, avoid enabling the driver and receiver simultaneously in half-duplex mode, as this can cause bus contention. Use the DE and RE pins appropriately to control direction.
The ADM3063EBRMZ has a thermal shutdown feature that protects the device from overheating. In normal operation, power dissipation is low, but if the bus is shorted, the driver can dissipate significant power. Ensure adequate copper area on the PCB for heat dissipation, especially in high-temperature environments up to 125°C.
Compliance Information
RoHS compliance is assumed based on Analog Devices standard practice, but not explicitly stated in the provided data.
