Overview
The ADM3486EARZ-REEL7 is a half-duplex RS-485/RS-422 transceiver manufactured by Analog Devices Inc. This component is designed for high-speed data transmission and is particularly suited for industrial automation and control systems. It operates within a supply voltage range of 3V to 3.6V and is fully specified over the industrial temperature range of -40°C to 85°C. The transceiver features dedicated differential line driver outputs and receiver inputs, making it versatile for various communication applications.
Key Specifications
| Parameter | Value | Unit | Comments |
|---|---|---|---|
| Supply Voltage | 3V ~ 3.6V | V | |
| Operating Temperature | -40°C ~ 85°C | °C | |
| Package/Case | 8-SOIC (0.154", 3.90mm Width) | ||
| Protocol | RS422, RS485 | ||
| Data Rate | 2.5 Mbps | Mbps | |
| Number of Drivers/Receivers | 1/1 | ||
| Receiver Hysteresis | 50 mV | mV | |
| Duplex | Half | ||
| ESD Protection on Bus Pins | ±15 kV | kV |
Key Features
- Slew Rate Limited Driver Outputs: Reduces EMI and data errors caused by reflections from improperly terminated buses.
- Fail-Safe Feature: Ensures a logic high output when the inputs are floating.
- Thermal Shutdown Circuit: Prevents excessive power dissipation caused by bus contention or output shorting.
- Driver and Receiver Enable Pins: Allows for control over the driver and receiver outputs, with high impedance when disabled.
- High ESD Protection: ±15 kV ESD protection on bus pins.
Applications
The ADM3486EARZ-REEL7 is widely used in various applications, including:
- Industrial Automation and Control Systems: Supports multi-point differential signal transmission, making it ideal for industrial environments.
- Local Area Networks and Wide Area Networks: Suitable for high-speed data transmission in network communications.
- Computer Systems and Communication Equipment: Used in various computer networks and communication devices to facilitate data transmission and communication between different devices).
Q & A
- What is the operating temperature range of the ADM3486EARZ-REEL7?
The operating temperature range is -40°C to 85°C).
- What is the maximum data rate supported by the ADM3486EARZ-REEL7?
The maximum data rate is 2.5 Mbps).
- What type of package does the ADM3486EARZ-REEL7 come in?
The component comes in an 8-SOIC package (0.154", 3.90mm Width)).
- Does the ADM3486EARZ-REEL7 have ESD protection?
Yes, it has ±15 kV ESD protection on bus pins).
- What protocols does the ADM3486EARZ-REEL7 support?
The transceiver supports RS422 and RS485 protocols).
- Is the ADM3486EARZ-REEL7 a half-duplex or full-duplex transceiver?
The ADM3486EARZ-REEL7 is a half-duplex transceiver).
- What is the receiver hysteresis of the ADM3486EARZ-REEL7?
The receiver hysteresis is 50 mV).
- Does the ADM3486EARZ-REEL7 have a fail-safe feature?
Yes, it ensures a logic high output when the inputs are floating).
- What is the purpose of the slew rate limited driver outputs in the ADM3486EARZ-REEL7?
The slew rate limited driver outputs reduce EMI and data errors caused by reflections from improperly terminated buses).
- What is the significance of the thermal shutdown circuit in the ADM3486EARZ-REEL7?
The thermal shutdown circuit prevents excessive power dissipation caused by bus contention or output shorting).
