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LMH0034

ACTIVO

Ecualizador de cable adaptativo SMPTE 292M/259M

Detalles del producto

Function Equalizer Supply voltage (V) 3.3 Power consumption (mW) 210 Data rate (max) (Mbps) 1485 Control interface Pin Operating temperature range (°C) 0 to 85
Function Equalizer Supply voltage (V) 3.3 Power consumption (mW) 210 Data rate (max) (Mbps) 1485 Control interface Pin Operating temperature range (°C) 0 to 85
SOIC (D) 16 59.4 mm² 9.9 x 6
  • SMPTE 292M, SMPTE 344M and SMPTE 259M Compliant
  • Supports DVB-ASI at 270 Mbps
  • Data Rates: 125 Mbps to 1.485 Gbps
  • Equalizes up to 200 Meters of Belden 1694A at 1.485 Gbps or up to 400 Meters of Belden 1694A at 270 Mbps
  • Manual Bypass, Cable Length Indicator, and Output Mute with a Programmable Threshold
  • Single-Ended or Differential Input
  • 50Ω Differential Outputs
  • Single 3.3V Supply Operation
  • 208 mW Typical Power Consumption with 3.3V Supply
  • Replaces the GS1524 and GS1524A

All trademarks are the property of their respective owners.

  • SMPTE 292M, SMPTE 344M and SMPTE 259M Compliant
  • Supports DVB-ASI at 270 Mbps
  • Data Rates: 125 Mbps to 1.485 Gbps
  • Equalizes up to 200 Meters of Belden 1694A at 1.485 Gbps or up to 400 Meters of Belden 1694A at 270 Mbps
  • Manual Bypass, Cable Length Indicator, and Output Mute with a Programmable Threshold
  • Single-Ended or Differential Input
  • 50Ω Differential Outputs
  • Single 3.3V Supply Operation
  • 208 mW Typical Power Consumption with 3.3V Supply
  • Replaces the GS1524 and GS1524A

All trademarks are the property of their respective owners.

The LMH0034 SMPTE 292M / 259M adaptive cable equalizer is a monolithic integrated circuit for equalizing data transmitted over cable (or any media with similar dispersive loss characteristics). The equalizer operates over a wide range of data rates from 125 Mbps to 1.485 Gbps and supports SMPTE 292M, SMPTE 344M and SMPTE 259M.

The LMH0034 implements DC restoration to correctly handle pathological data conditions. DC restoration can be bypassed for low data rate applications. The equalizer is flexible in allowing either single-ended or differential input drive.

Additional features include a combined carrier detect and output mute pin which mutes the output when no signal is present. A programmable mute reference is used to mute the output at a selectable level of signal degradation. A cable length indicator is provided to determine the amount of cable being equalized.

The LMH0034 SMPTE 292M / 259M adaptive cable equalizer is a monolithic integrated circuit for equalizing data transmitted over cable (or any media with similar dispersive loss characteristics). The equalizer operates over a wide range of data rates from 125 Mbps to 1.485 Gbps and supports SMPTE 292M, SMPTE 344M and SMPTE 259M.

The LMH0034 implements DC restoration to correctly handle pathological data conditions. DC restoration can be bypassed for low data rate applications. The equalizer is flexible in allowing either single-ended or differential input drive.

Additional features include a combined carrier detect and output mute pin which mutes the output when no signal is present. A programmable mute reference is used to mute the output at a selectable level of signal degradation. A cable length indicator is provided to determine the amount of cable being equalized.

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Documentación técnica

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Tipo Título Fecha
* Data sheet LMH0034 SMPTE 292M / 259M Adaptive Cable Equalizer datasheet (Rev. H) 15 abr 2013
Selection guide Broadcast and Professional Video Interface Solutions (Rev. E) 05 abr 2017
Application note AN-1372 LMH0034 PCB Layout Techniques (Rev. B) 26 abr 2013
Application note AN-1943 Understanding Serial Digital Video Bit Rates (Rev. A) 26 abr 2013
Application note AN-2145 Power Considerations for SDI Products (Rev. B) 26 abr 2013
Application note AN-2146 Power Design for SDI and Other Noise-Sensitive Devices (Rev. A) 26 abr 2013
User guide SD034EVK User's Guide 27 jun 2012
Application note High-Speed Board Layout Challenges in FPGA/SDI Sub-Systems 12 nov 2009
Application note Timing is Everything ‚Çô The Broadcast Video Signal Path 02 ago 2007
Design guide Broadcast Video Owner's Manual 17 nov 2006

Diseño y desarrollo

Para conocer los términos adicionales o los recursos necesarios, haga clic en cualquier título de abajo para ver la página de detalles cuando esté disponible.

Herramienta de simulación

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TINA-TI provides all the conventional DC, transient and frequency domain analysis of SPICE and much more. TINA has extensive post-processing capability that allows you to format results the way you want them. Virtual instruments allow you to select input waveforms and probe circuit nodes voltages (...)
Guía del usuario: PDF
Diseños de referencia

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Test report: PDF
Esquema: PDF
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Pedidos y calidad

Información incluida:
  • RoHS
  • REACH
  • Marcado del dispositivo
  • Acabado de plomo/material de la bola
  • Clasificación de nivel de sensibilidad a la humedad (MSL) / reflujo máximo
  • Estimaciones de tiempo medio entre fallas (MTBF)/fallas en el tiempo (FIT)
  • Contenido del material
  • Resumen de calificaciones
  • Monitoreo continuo de confiabilidad
Información incluida:
  • Lugar de fabricación
  • Lugar de ensamblaje

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