DS21Q44T+ - English Editing Encyclopedia Entry

Product Overview

Category: Integrated Circuit (IC)

Use: The DS21Q44T+ is a high-speed quad differential line receiver designed for use in communication systems. It is commonly used in applications that require the reception of differential signals, such as data transmission over long distances.

Characteristics: - High-speed operation - Quad differential line receiver - Suitable for long-distance data transmission - Low power consumption

Package: The DS21Q44T+ is available in a small outline package (SOP) with 16 pins.

Essence: The DS21Q44T+ is an essential component in communication systems that rely on differential signal reception for reliable data transmission.

Packaging/Quantity: The DS21Q44T+ is typically sold in reels containing a quantity of 250 units per reel.

Specifications

• Supply Voltage: 3.3V
• Operating Temperature Range: -40°C to +85°C
• Input Common Mode Voltage Range: -7V to +12V
• Maximum Data Rate: 400 Mbps

Detailed Pin Configuration

The DS21Q44T+ features 16 pins arranged as follows:

1. VCC - Power supply voltage
2. GND - Ground
3. RIN1 - Differential input 1
4. RIN1B - Complementary differential input 1
5. ROUT1 - Differential output 1
6. ROUT1B - Complementary differential output 1
7. RIN2 - Differential input 2
8. RIN2B - Complementary differential input 2
9. ROUT2 - Differential output 2
10. ROUT2B - Complementary differential output 2
11. RIN3 - Differential input 3
12. RIN3B - Complementary differential input 3
13. ROUT3 - Differential output 3
14. ROUT3B - Complementary differential output 3
15. RIN4 - Differential input 4
16. RIN4B - Complementary differential input 4

Functional Features

• High-speed differential signal reception
• Low power consumption
• Wide input common mode voltage range
• Robust performance in noisy environments

Advantages and Disadvantages

Advantages: - High-speed operation allows for fast data transmission - Quad receiver design enables simultaneous reception of multiple differential signals - Wide input common mode voltage range enhances compatibility with different systems - Low power consumption contributes to energy efficiency

Disadvantages: - Limited to applications that require differential signal reception - May not be suitable for low-speed or single-ended signal reception

Working Principles

The DS21Q44T+ operates based on the principle of differential signaling. It receives differential signals from a transmission line and converts them into digital or analog signals suitable for further processing by downstream components. The receiver's high-speed operation and wide input common mode voltage range ensure reliable signal reception even in noisy environments.

Detailed Application Field Plans

The DS21Q44T+ finds application in various communication systems, including: 1. Ethernet networks 2. Serial data transmission systems 3. Industrial automation systems 4. Telecommunication equipment 5. Data centers

In these applications, the DS21Q44T+ plays a crucial role in receiving differential signals over long distances, ensuring accurate and reliable data transmission.

Detailed and Complete Alternative Models

1. SN65LVDS31 - Quad Differential Line Receiver
2. MAX9117 - Quad LVDS Line Receiver
3. DS90LV011A - Single LVDS Line Receiver
4. SN65HVD1786 - Quad RS-485/RS-422 Receiver

These alternative models offer similar functionality to the DS21Q44T+ and can be considered as alternatives based on specific application requirements.

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