
Microcontroller
RS485 module – MAX485
MAX485 TTL to RS485 converter module for long-distance serial communication. Ideal for connecting microcontrollers to industrial networks with robust noise immunity.
₹62.00
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₹62.00
Inclusive of all taxes
Category
Microcontroller
Quality
100% Genuine
About RS485 module – MAX485
The MAX485 module is a low-power transceiver designed for RS-485 and RS-422 communication, enabling reliable data transmission over long distances up to 1200 meters. It features a single 5V supply voltage with ultra-low quiescent current (120µA to 500µA) and shutdown current (0.1µA), minimizing thermal dissipation and system cost. This module contains one driver and one receiver, supporting half-duplex communication with slew-rate limiting to reduce EMI. Built-in ±15kV ESD protection ensures industrial safety and durability. Perfect for applications like industrial automation, building control, and long-range IoT networks, it bridges TTL-level microcontrollers (Arduino, ESP32, etc.) to robust RS-485 buses. Choose this module for its proven reliability, ease of integration, and compatibility with standard communication protocols.
Technical Specifications
| Operating Voltage | 5V (4.75V to 5.25V) |
|---|---|
| Quiescent Current | 120µA to 500µA |
| Shutdown Current | 0.1µA |
| ESD Protection | ±15kV (Human Body Model) |
| Protocol | RS-485/RS-422 |
| Driver Slew Rate | Slew-rate limited |
| Communication Type | Half-duplex |
| Package | PDIP-8 (IC) or Module |
| Operating Temperature | -40°C to +85°C (Industrial Range) |
| Data Rate | Up to 2.5 Mbps (max) |
| Number of Pins | 8 (IC) or 5 (Module: VCC, GND, RO, DI, DE/RE) |
| Dimensions | Module approx. 18mm x 15mm (varies by manufacturer) |
Alternative Components
MAX485E
MAX487
SN75176
SP485









