LMH1980MMX/NOPB

Product Overview

Category: Integrated Circuit (IC)

Use: LMH1980MMX/NOPB is a high-performance video sync separator and 2:1 multiplexer. It is commonly used in video processing applications to separate the sync signals from the composite video signal and provide a stable output for further processing.

Characteristics: - High-performance sync separation - 2:1 multiplexing capability - Stable output signal - Compact package design - Low power consumption

Package: The LMH1980MMX/NOPB is available in a small outline integrated circuit (SOIC) package, which ensures easy integration into various electronic systems.

Essence: The essence of LMH1980MMX/NOPB lies in its ability to accurately separate the sync signals from the composite video signal, ensuring reliable synchronization for downstream video processing.

Packaging/Quantity: The LMH1980MMX/NOPB is typically sold in reels containing 250 units per reel.

Specifications

• Supply Voltage: 3.3V
• Operating Temperature Range: -40°C to +85°C
• Sync Separation Range: 15 kHz to 150 kHz
• Input Signal Compatibility: NTSC, PAL, SECAM
• Output Impedance: 75 ohms
• Package Type: SOIC-8

Detailed Pin Configuration

The LMH1980MMX/NOPB features an 8-pin configuration:

1. VCC: Power supply input
2. GND: Ground connection
3. CVBS: Composite video input
4. Y: Luminance output
5. C: Chrominance output
6. VS: Vertical sync output
7. HS: Horizontal sync output
8. SEL: Multiplexer select input

Functional Features

1. Sync Separation: The LMH1980MMX/NOPB accurately separates the sync signals from the composite video input, ensuring reliable synchronization for downstream processing.
2. Multiplexing: It provides a 2:1 multiplexing capability, allowing selection between two different video sources.
3. Stable Output: The device generates stable output signals for luminance, chrominance, vertical sync, and horizontal sync.
4. Compatibility: It supports various video standards including NTSC, PAL, and SECAM.

Advantages and Disadvantages

Advantages: - High-performance sync separation - Compact package design for easy integration - Low power consumption - Wide operating temperature range - Compatible with multiple video standards

Disadvantages: - Limited to 2:1 multiplexing capability - Requires external components for complete video processing

Working Principles

The LMH1980MMX/NOPB utilizes advanced algorithms to separate the sync signals from the composite video input. It analyzes the incoming signal and accurately detects the sync pulses, generating stable output signals for further processing. The device also incorporates a multiplexer that allows selection between two different video sources.

Detailed Application Field Plans

The LMH1980MMX/NOPB finds applications in various video processing systems, including: 1. Broadcast equipment 2. Video surveillance systems 3. Video editing and production systems 4. Multimedia devices 5. Set-top boxes 6. Video game consoles

Detailed and Complete Alternative Models

1. AD724JRZ: Video Sync Separator and 2:1 Multiplexer
2. MAX7456EUI: On-Screen Display (OSD) Sync Separator and 2:1 Multiplexer
3. TDA4858PS: Video Sync Separator and 2:1 Multiplexer
4. MC1377P: RGB to Composite Video Sync Separator and 2:1 Multiplexer
5. LM1881N: Video Sync Separator

These alternative models offer similar functionality to the LMH1980MMX/NOPB and can be considered as alternatives based on specific requirements.

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