LMH1218RTWR

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LMH1218RTWR

+BOM

IC VIDEO RECLOCKER 24WQFN

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  • 데이터시트 LMH1218RTWR DataSheet

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사양

속성 가치
Part Status Active
Base Product Number LMH1218
Function Driver, Reclocker
Applications Professional Video
Standards DVB-ASI, SMPTE
Control Interface Serial, SPI
Voltage - Supply 2.37V ~ 2.62V
Mounting Type Surface Mount
Package / Case 24-WFQFN Exposed Pad
Supplier Device Package 24-WQFN (4x4)
Packaging Tape & Reel (TR)

개요

Description

The LMH1218RTWR is a high-performance, 12G-SDI cable equalizer developed by Texas Instruments. It is designed to support the latest Serial Digital Interface (SDI) standards, which are integral in professional broadcast and video production environments. This component excels in extending the reach of SDI signals over coaxial cables, effectively compensating for signal degradation due to cable loss.
Key features of the LMH1218RTWR include the ability to equalize signals for various data rates up to 11.88 Gbps, covering 12G UHD-SDI as well as 6G, 3G, HD, and SD-SDI standards. It is equipped with an adaptive equalizer that automatically adjusts to different cable lengths and conditions, ensuring reliable signal quality. Additionally, the device comes in a compact WQFN package, making it suitable for space-constrained applications in broadcast equipment.
Overall, the LMH1218RTWR provides a robust solution for broadcasters and video equipment manufacturers seeking to maintain high-quality video signals over extended cable distances, thus supporting modern high-definition and ultra-high-definition video applications.

Equivalent

The LMH1218RTWR is a high-speed cable driver with reclocker, commonly used in broadcast video applications. Equivalent or similar products might include similar SDI cable drivers with reclocking capabilities from other manufacturers, such as the Texas Instruments LMH1219 or LMH1228, or Analog Devices' ADN2915 or ADN2916. It's important to check the specific features, data rates, and application requirements to ensure compatibility. Always consult the manufacturers' datasheets for detailed specifications and comparison.

Features

The LMH1218RTWR is a high-performance, single-channel 12G-SDI (Serial Digital Interface) cable equalizer designed by Texas Instruments. Key features include:
1. Data Rate Support: It supports data rates up to 11.88 Gbps, covering a range of SDI standards including 12G-SDI, 6G-SDI, 3G-SDI, HD-SDI, and SD-SDI.
2. Cable Length: Capable of equalizing long cable lengths, which makes it suitable for professional broadcast and video applications.
3. Adaptive Equalization: Automatically compensates for cable losses and adjusts equalization settings to optimize signal integrity.
4. Return Loss: Offers excellent return loss performance, ensuring minimal signal reflection and degradation.
5. Power Consumption: Designed for low power consumption, which is crucial for energy-efficient applications.
6. Output Mute: Features an output mute function that helps in managing signal integrity during loss of input signal conditions.
7. Package: Available in a compact WQFN package, saving board space.
This product is ideal for high-speed data transmission in broadcasting environments, ensuring reliable and high-quality signal recovery over extensive cable runs.

Pinout

The LMH1218RTWR is a high-speed equalizer IC used for signal conditioning in broadcast video applications. It is specifically designed to support data rates up to 12 Gbps, making it suitable for 4K UHD video transmission over coaxial cables.
The LMH1218RTWR comes in a 16-pin WQFN (Very Thin Quad Flat No-lead) package. The key functions of this IC include:
1. Adaptive Equalization: Automatically compensates for signal loss over long cables.
2. 12G-SDI Support: Compatible with SMPTE 2082-1 standards for 12G-SDI signals.
3. Ultra-low Power Consumption: Ensures efficient signal processing with minimal power usage.
4. Cable Reach Extension: Allows for extended cable lengths without signal degradation.
5. Integrated Output Driver: Provides robust signaling to downstream components.
6. Diagnostic Features: Includes signal detect and loss of signal indicators for better system integration.
The LMH1218RTWR is commonly used in professional video equipment, such as cameras, monitors, and broadcast transmitters, where high data rate signal integrity is crucial.

Manufacturer

The LMH1218RTWR is manufactured by Texas Instruments. Texas Instruments (TI) is an American technology company known for designing and manufacturing semiconductors and various integrated circuits. It operates in sectors like electronics, automotive, industrial, and consumer electronics. TI is one of the largest semiconductor companies globally, and it focuses on developing high-performance analog technologies, embedded processing solutions, and other innovative technologies that drive advancements in electronics.

Application

The LMH1218RTWR is primarily used in broadcast video equipment and high-speed data communication applications. Its main application areas include:
1. Video Transmission: It supports serial digital interface (SDI) video formats, making it suitable for transmitting high-definition (HD) and ultra-high-definition (UHD) video signals.
2. Broadcast Equipment: It is used in routers, switchers, and distribution amplifiers within broadcast studios.
3. Data Communication: The device is applicable in high-speed data links and interfaces that require reliable data transmission.
4. Infrastructure: It is useful in network infrastructure equipment for signal conditioning and equalization.
These applications benefit from its ability to equalize and restore signal integrity over long cable lengths.

Package

The LMH1218RTWR is a high-speed differential cable driver IC from Texas Instruments. It comes in a WQFN (Wettable Flank Quad Flat No-Lead) package, specifically a 24-pin WQFN with a 4 mm x 4 mm footprint. This package type is suitable for high-frequency signal applications and offers improved solder joint reliability.

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