DS90UB902QSQ/NOPB

Product Overview

• Category: Integrated Circuit
• Use: Video Serializer
• Characteristics: High-speed, low-power, compact design
• Package: QFN (Quad Flat No-Lead)
• Essence: Converts parallel video data into serialized LVDS (Low-Voltage Differential Signaling) format
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage: 3.3V
• Operating Temperature Range: -40°C to +85°C
• Data Rate: Up to 1.5 Gbps
• Number of Channels: 4
• Input Format: Parallel RGB
• Output Format: Serialized LVDS
• Package Dimensions: 5mm x 5mm

Pin Configuration

The DS90UB902QSQ/NOPB has a total of 32 pins arranged as follows:

| Pin Number | Pin Name | Description | |------------|----------|-------------| | 1 | VDD | Power Supply (3.3V) | | 2 | GND | Ground | | 3 | CLKIN | Clock Input | | 4 | RIN[0] | Red Data Input Bit 0 | | 5 | RIN[1] | Red Data Input Bit 1 | | ... | ... | ... | | 30 | ROUT[2] | Red Data Output Bit 2 | | 31 | ROUT[3] | Red Data Output Bit 3 | | 32 | GND | Ground |

Functional Features

• Converts parallel video data into serialized LVDS format
• Supports up to 1.5 Gbps data rate
• Low power consumption
• Compact design for space-constrained applications
• Robust signal integrity with LVDS technology

Advantages and Disadvantages

Advantages

• High-speed data transmission
• Low power consumption
• Small form factor
• Reliable signal integrity

Disadvantages

• Limited to 4 channels
• Requires external clock source

Working Principles

The DS90UB902QSQ/NOPB is a video serializer that converts parallel RGB video data into serialized LVDS format. It operates by taking in the parallel RGB data along with a clock input and serializes the data using LVDS encoding. The serialized data is then transmitted over a differential pair of wires, which reduces noise and improves signal integrity. At the receiving end, a compatible deserializer is used to convert the serialized LVDS data back into parallel RGB format.

Detailed Application Field Plans

The DS90UB902QSQ/NOPB is commonly used in various applications where high-speed video transmission is required. Some of the typical application fields include:

1. Automotive: Used in automotive infotainment systems, rear-view cameras, and advanced driver-assistance systems (ADAS).
2. Industrial: Employed in machine vision systems, surveillance cameras, and industrial automation equipment.
3. Medical: Utilized in medical imaging devices, endoscopy systems, and surgical displays.
4. Consumer Electronics: Integrated into high-resolution displays, gaming consoles, and virtual reality (VR) headsets.

Detailed and Complete Alternative Models

1. DS90UB903QSQ/NOPB: Similar to DS90UB902QSQ/NOPB but supports 8 channels instead of 4.
2. DS90UB901QSQ/NOPB: A lower-cost alternative with reduced features, suitable for less demanding applications.
3. DS90UB904QSQ/NOPB: Offers enhanced signal conditioning capabilities for improved noise immunity.

These alternative models provide flexibility in choosing the right video serializer based on specific application requirements.

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