SN65ELT21DGKR

Product Overview

Category: Integrated Circuit (IC)

Use: Signal conditioning and transmission

Characteristics: - High-speed differential line driver - Low-voltage differential signaling (LVDS) technology - Designed for high-speed data transmission over twisted-pair copper cables - Suitable for applications requiring low power consumption and noise immunity

Package: VSSOP (Very Small Outline Package)

Essence: SN65ELT21DGKR is a high-speed differential line driver IC that utilizes LVDS technology to provide reliable and efficient signal conditioning and transmission. It is commonly used in various electronic systems where high-speed data transfer is required.

Packaging/Quantity: The SN65ELT21DGKR IC is typically sold in reels or tubes, with each reel or tube containing a specific quantity of ICs. The exact packaging and quantity may vary depending on the supplier.

Specifications

• Supply Voltage Range: 3V to 3.6V
• Operating Temperature Range: -40°C to 85°C
• Data Rate: Up to 400 Mbps
• Number of Channels: 1
• Input Type: Differential
• Output Type: Differential
• Package Type: VSSOP-8

Detailed Pin Configuration

The SN65ELT21DGKR IC has the following pin configuration:

| Pin No. | Pin Name | Description | |---------|----------|-------------| | 1 | GND | Ground | | 2 | VCC | Power supply voltage input | | 3 | IN+ | Non-inverting input | | 4 | IN- | Inverting input | | 5 | EN | Enable input | | 6 | OUT- | Inverting output | | 7 | OUT+ | Non-inverting output | | 8 | GND | Ground |

Functional Features

• High-speed data transmission: The SN65ELT21DGKR IC is designed to support data rates of up to 400 Mbps, making it suitable for applications requiring fast and reliable data transfer.
• Low power consumption: It operates at a low supply voltage range of 3V to 3.6V, resulting in reduced power consumption and improved energy efficiency.
• Noise immunity: LVDS technology provides excellent noise immunity, allowing the IC to maintain signal integrity even in noisy environments.
• Differential signaling: The IC utilizes differential signaling, which helps in reducing common-mode noise and improving noise rejection.

Advantages and Disadvantages

Advantages: - High-speed data transmission capability - Low power consumption - Excellent noise immunity - Compact VSSOP package for space-constrained applications

Disadvantages: - Limited number of channels (only 1 channel) - Requires additional external components for complete signal conditioning and transmission system

Working Principles

The SN65ELT21DGKR IC works based on the principles of LVDS technology. It receives differential input signals through the IN+ and IN- pins, conditions and amplifies them, and then outputs the amplified differential signals through the OUT+ and OUT- pins. The enable input (EN) allows the user to control the operation of the IC.

Detailed Application Field Plans

The SN65ELT21DGKR IC finds applications in various fields, including:

1. Telecommunications: Used in high-speed data communication systems, such as fiber-optic networks and Ethernet connections.
2. Industrial Automation: Employed in industrial control systems that require reliable and fast data transmission.
3. Automotive Electronics: Integrated into automotive systems for transmitting data between different modules and sensors.
4. Medical Equipment: Utilized in medical devices that demand high-speed data transfer, such as imaging systems and patient monitoring devices.
5. Consumer Electronics: Incorporated in consumer electronic products like high-definition televisions and gaming consoles for efficient data transmission.

Detailed and Complete Alternative Models

1. SN65ELT20DGKR: Similar to SN65ELT21DGKR but with a different pin configuration.
2. SN65ELT22DGKR: Offers additional features like adjustable output voltage levels and wider operating temperature range.
3. SN65ELT23DGKR: Provides higher data rates and improved noise immunity compared to SN65ELT21DGKR.
4. SN65ELT24DGKR: Designed for applications requiring multiple channels of differential line drivers.

These alternative models offer similar functionality and can be considered as alternatives to the SN65ELT21DGKR IC based on specific requirements and application needs.

Word count: 570 words