MAX4836ETT30C+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Communication and networking applications
• Characteristics: Low-power, half-duplex transceiver
• Package: 16-pin TDFN (Thin Dual Flat No-Lead) package
• Essence: Transceiver IC for RS-485/RS-422 communication
• Packaging/Quantity: Tape and reel packaging, 2500 units per reel

Specifications

• Supply Voltage: 3.0V to 5.5V
• Data Rate: Up to 20Mbps
• Operating Temperature Range: -40°C to +85°C
• Number of Drivers/Receivers: 1 driver, 1 receiver
• Driver Output Current: ±60mA
• Receiver Input Voltage Range: ±12V
• Receiver Input Hysteresis: 50mV
• Shutdown Current: 1µA (typical)

Pin Configuration

The MAX4836ETT30C+T has a 16-pin TDFN package with the following pin configuration:

1. DE (Driver Enable)
2. RE (Receiver Enable)
3. RO (Receiver Output)
4. DI (Driver Input)
5. GND (Ground)
6. VCC (Power Supply)
7. BIAS (Bias Resistor)
8. A (Non-Inverting Driver Output)
9. B (Inverting Driver Output)
10. Y (Non-Inverting Receiver Input)
11. Z (Inverting Receiver Input)
12. NC (No Connection)
13. NC (No Connection)
14. NC (No Connection)
15. NC (No Connection)
16. NC (No Connection)

Functional Features

• Half-duplex transceiver for RS-485/RS-422 communication
• Low-power operation suitable for battery-powered devices
• High data rate capability up to 20Mbps
• Wide supply voltage range for flexibility in various applications
• Built-in driver and receiver enable pins for control
• Robust receiver input with ±12V voltage range and hysteresis

Advantages and Disadvantages

Advantages

• Low power consumption extends battery life in portable devices
• High data rate enables fast and efficient communication
• Wide supply voltage range allows compatibility with different systems
• Built-in enable pins provide control flexibility
• Robust receiver input ensures reliable signal reception

Disadvantages

• Limited to half-duplex communication only
• Requires external bias resistor for proper operation

Working Principles

The MAX4836ETT30C+T is designed as a half-duplex transceiver for RS-485/RS-422 communication. It consists of a driver and a receiver, both controlled by the DE (Driver Enable) and RE (Receiver Enable) pins.

When the DE pin is high, the driver is enabled, allowing data transmission from the DI (Driver Input) pin to the A and B driver outputs. The RO (Receiver Output) pin remains in a high-impedance state during transmission.

During reception, the RE pin is high, enabling the receiver. The Y and Z receiver inputs monitor the differential voltage on the communication line, providing a digital output at the RO pin.

The MAX4836ETT30C+T operates with a single power supply voltage (VCC) and requires an external bias resistor connected to the BIAS pin for proper operation.

Detailed Application Field Plans

The MAX4836ETT30C+T is widely used in various communication and networking applications, including:

1. Industrial automation systems
2. Building automation and control systems
3. HVAC (Heating, Ventilation, and Air Conditioning) systems
4. Security and access control systems
5. Instrumentation and measurement equipment
6. Automotive electronics
7. Telecommunications equipment

Detailed and Complete Alternative Models

• MAX485: Similar half-duplex RS-485/RS-422 transceiver with 5V supply voltage
• SN75176: Half-duplex RS-485 transceiver with wide supply voltage range
• LTC2850: Low-power RS-485 transceiver with integrated ESD protection
• ADM2483: Isolated RS-485 transceiver with integrated transformer driver

These alternative models offer similar functionality and can be considered as substitutes for the MAX4836ETT30C+T in different applications.

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