LM1881MX/NOPB

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LM1881MX/NOPB

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IC VIDEO SYNC SEPARATOR 8SOIC

  • HerstellerTexas Instruments

  • Herstellerteil #LM1881MX/NOPB

  • Paket SOIC-8

  • Auf Lager1462

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Spezifikationen

Attribut Wert
Package / Case Tape & Reel (TR),Cut Tape (CT)
Part Status Active
Function Separator
Applications Professional Video
Standards NTSC, PAL, SECAM
Voltage - Supply 5V ~ 12V
Mounting Type Surface Mount

Übersicht

Description

The LM1881MX/NOPB is a video sync separator integrated circuit produced by Texas Instruments. It extracts synchronization signals from standard negative-going video waveforms, such as composite video (CVBS), and is commonly used in applications like video processing, broadcast systems, and video recorders.
Key features of the LM1881MX/NOPB include the extraction of composite sync, vertical sync, and odd/even field information. It operates over a wide range of supply voltages, typically from 5V to 12V, and supports both NTSC and PAL video standards. The device offers precise timing and is designed to provide stable sync signal outputs even in the presence of noise and signal variations.
The LM1881MX/NOPB comes in an 8-pin SOIC package and is designed for easy integration into various electronic systems. Its low power consumption and reliable performance make it a popular choice for designers looking to implement video synchronization functions without extensive additional circuitry.

Equivalent

The LM1881MX/NOPB is a video sync separator. Equivalent products include the On Semiconductor LM1881N, EL1881 from Intersil, and the Maxim MAX7450. These chips perform similar functions, such as extracting sync information from composite video signals, and can be used interchangeably in circuits depending on specific design requirements. Always verify the pin configuration and electrical characteristics when substituting components.

Features

The LM1881MX/NOPB is a video sync separator IC by Texas Instruments designed to extract timing information from composite video signals. Key features include:
1. Sync Separation: Extracts composite sync, vertical sync, and odd/even field information from NTSC, PAL, or SECAM video signals.
2. Compatibility: Works with standard video formats, making it versatile for various applications.
3. Odd/Even Field Detection: Provides a logic output indicating whether the current field is odd or even.
4. Composite Sync Output: Delivers a clean sync pulse of composite video input.
5. Vertical Sync Pulse: Generates a vertical sync pulse coinciding with the video signal.
6. Input Level Compatibility: Accepts standard video signal levels.
7. Low Power Consumption: Designed for efficient operation to minimize power usage.
8. Package: Available in an 8-pin SOIC package.
9. Temperature Range: Operates reliably across a wide temperature range.
These features make the LM1881MX/NOPB suitable for applications in video processing, television equipment, and systems requiring precise video synchronization.

Pinout

The LM1881MX/NOPB is a video sync separator IC used to extract timing information from video signals. It features an 8-pin SOIC (Small Outline Integrated Circuit) package.
Here is a brief description of its pin functions:
1. Pin 1 (GND): Ground connection.
2. Pin 2 (RSET): Resistor set pin, used to connect an external resistor that determines the internal timing of the device.
3. Pin 3 (CIN): Composite video input.
4. Pin 4 (VS): Vertical sync output, provides vertical synchronization pulses.
5. Pin 5 (GND): Alternate ground connection (internally connected to Pin 1).
6. Pin 6 (CSOUT): Composite sync output, outputs the composite sync signal.
7. Pin 7 (BURST/ODD): Burst gate/odd field output, used for burst detection or odd field identification.
8. Pin 8 (VCC): Positive power supply.
These functions allow the LM1881 to process video signals and provide synchronization outputs necessary for display or processing systems.

Manufacturer

The LM1881MX/NOPB is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and manufactures a wide range of semiconductor products, including analog electronics, embedded processors, and digital signal processing solutions. TI is known for its innovation and development in the electronics industry, serving various markets such as automotive, industrial, personal electronics, communications equipment, and enterprise systems.

Application

The LM1881MX/NOPB is a video sync separator IC primarily used in applications requiring extraction of synchronization signals from video signals. Common application areas include:
1. Video Display Systems: Extracts sync signals for proper display alignment in monitors and projectors.
2. Video Processing Equipment: Used in devices that require precise sync timing for video editing and effects.
3. Security and Surveillance: Provides sync separation in CCTV systems for video recording and playback.
4. Broadcasting Equipment: Ensures accurate sync signal separation in professional broadcasting for signal processing.
5. Embedded Video Systems: Integrates into microcontroller systems that process video signals for various applications.
These applications benefit from its ability to extract composite sync, vertical sync, and odd/even field information.

Package

The LM1881MX/NOPB is in a surface-mount package known as SOIC-8 (Small Outline Integrated Circuit with 8 leads).

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