DS90C189TWRTDTQ1

Product Overview

• Category: Integrated Circuit (IC)
• Use: High-speed differential line driver and receiver
• Characteristics:
  • Supports data rates up to 155 Mbps
  • Operates with a single 3.3V power supply
  • Compatible with LVDS, LVPECL, CML, and HSTL logic levels
  • Available in a small package size
  • Designed for automotive applications
• Package: Thin Shrink Small Outline Package (TSSOP)
• Essence: Provides high-speed signal transmission and reception capabilities for automotive systems
• Packaging/Quantity: Sold in reels of 2500 units

Specifications

• Data Rate: Up to 155 Mbps
• Supply Voltage: 3.3V ±10%
• Operating Temperature Range: -40°C to +105°C
• Input Common Mode Voltage Range: -2V to +4V
• Output Voltage Swing: 350mV (minimum) at 100Ω load
• Power Dissipation: 200mW (typical)

Detailed Pin Configuration

The DS90C189TWRTDTQ1 has a total of 16 pins arranged as follows:

Pin 1: VCC Pin 2: GND Pin 3: RIN- Pin 4: RIN+ Pin 5: ROUT+ Pin 6: ROUT- Pin 7: REFIN- Pin 8: REFIN+ Pin 9: CLKIN- Pin 10: CLKIN+ Pin 11: CLKOUT+ Pin 12: CLKOUT- Pin 13: DE Pin 14: D0 Pin 15: D1 Pin 16: NC

Functional Features

• High-speed differential signaling for reliable data transmission
• Low voltage differential signaling (LVDS) compatible
• Wide input common mode voltage range for flexibility in signal levels
• Clock input and output for synchronization purposes
• Data enable (DE) pin for data transmission control

Advantages and Disadvantages

Advantages: - Supports high-speed data rates up to 155 Mbps - Operates with a single 3.3V power supply, reducing complexity - Compatible with various logic levels, allowing for versatile integration - Small package size enables space-saving designs - Designed specifically for automotive applications, ensuring reliability in harsh environments

Disadvantages: - Limited to a maximum data rate of 155 Mbps - Requires careful consideration of signal integrity due to high-speed differential signaling

Working Principles

The DS90C189TWRTDTQ1 operates by receiving differential input signals on the RIN+ and RIN- pins. These signals are then processed and amplified internally before being transmitted differentially on the ROUT+ and ROUT- pins. The device also features clock input and output pins for synchronization purposes.

Detailed Application Field Plans

The DS90C189TWRTDTQ1 is primarily used in automotive systems that require high-speed data transmission and reception. Some specific application areas include:

1. Infotainment Systems: Transmitting audio and video signals between head units and display screens.
2. Advanced Driver Assistance Systems (ADAS): Sending sensor data from cameras and radar modules to processing units.
3. In-Vehicle Networks: Facilitating communication between various electronic control units (ECUs) within the vehicle.
4. Telematics: Transmitting data between the vehicle and external systems for remote monitoring and diagnostics.

Detailed and Complete Alternative Models

1. SN65LVDS179DGK: Differential Line Driver and Receiver IC with similar specifications and LVDS compatibility.
2. MAX9126ESE+: High-Speed Differential Line Driver and Receiver IC with extended temperature range and LVDS compatibility.
3. DS90LV019TM/NOPB: Differential Line Driver and Receiver IC with lower data rates but wider supply voltage range.

(Note: These alternative models are provided for reference and may have different specifications or features. It is recommended to consult the respective datasheets for detailed information.)

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