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DS40MB200

ACTIVO

Multiplexor/búfer CML 2:1/1:2 dual de 4.0 Gbps con preénfasis de transmisión y ecualización de recep

Detalles del producto

Function Equalizer, Mux buffer Protocols CML, LVDS, LVPECL Number of transmitters 2, 4 Number of receivers 2, 4 Signaling rate (Mbps) 4000 Input signal CML Output signal CML Rating Catalog Operating temperature range (°C) 0 to 85
Function Equalizer, Mux buffer Protocols CML, LVDS, LVPECL Number of transmitters 2, 4 Number of receivers 2, 4 Signaling rate (Mbps) 4000 Input signal CML Output signal CML Rating Catalog Operating temperature range (°C) 0 to 85
WQFN (NJU) 48 49 mm² (7 mm × 7 mm)
  • 1-Gbps to 4-Gbps Low Jitter Operation
  • Fixed Input Equalization
  • Programmable Output Pre-Emphasis
  • Independent Switch and Line Side Pre-Emphasis Controls
  • Programmable Switch-Side Loopback Mode
  • On-Chip Terminations
  • 3.3-V Supply
  • ESD Rating of 6-kV HBM
  • 48-leadless WQFN Package (7 mm × 7 mm)
  • 0°C to +85°C Operating Temperature Range
  • 1-Gbps to 4-Gbps Low Jitter Operation
  • Fixed Input Equalization
  • Programmable Output Pre-Emphasis
  • Independent Switch and Line Side Pre-Emphasis Controls
  • Programmable Switch-Side Loopback Mode
  • On-Chip Terminations
  • 3.3-V Supply
  • ESD Rating of 6-kV HBM
  • 48-leadless WQFN Package (7 mm × 7 mm)
  • 0°C to +85°C Operating Temperature Range

The DS40MB200 device is a dual signal conditioning 2:1 multiplexer (MUX) and 1:2 fan-out buffer designed for use in backplane-redundancy applications. Signal conditioning features include continuous time linear equalization (CTLE) and programmable output pre-emphasis, extending data communication in FR4 backplanes at rates up to 4 Gbps. Each input stage has a fixed equalizer to reduce intersymbol interference distortion from board traces.

All output drivers have four selectable steps of pre-emphasis to compensate for transmission losses from long FR4 backplanes and reduce deterministic jitter. The pre-emphasis levels can be independently controlled for the line-side and switch-side drivers. The internal loopback paths from switch-side input to switch-side output enable at-speed system testing. All receiver inputs are internally terminated with 100-Ω differential terminating resistors. All drivers are internally terminated with 50 Ω to VCC.

The DS40MB200 device is a dual signal conditioning 2:1 multiplexer (MUX) and 1:2 fan-out buffer designed for use in backplane-redundancy applications. Signal conditioning features include continuous time linear equalization (CTLE) and programmable output pre-emphasis, extending data communication in FR4 backplanes at rates up to 4 Gbps. Each input stage has a fixed equalizer to reduce intersymbol interference distortion from board traces.

All output drivers have four selectable steps of pre-emphasis to compensate for transmission losses from long FR4 backplanes and reduce deterministic jitter. The pre-emphasis levels can be independently controlled for the line-side and switch-side drivers. The internal loopback paths from switch-side input to switch-side output enable at-speed system testing. All receiver inputs are internally terminated with 100-Ω differential terminating resistors. All drivers are internally terminated with 50 Ω to VCC.

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Documentación técnica

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Documentación principal Tipo Título Opciones de formato Descargar la versión más reciente en inglés Fecha
* Hoja de datos DS40MB200 Dual 4-Gbps 2:1/1:2 CML MUX/Buffer With Transmit Pre-Emphasis and Receive Equalization datasheet (Rev. K) PDF | HTML 1/03/2024
Nota sobre la aplicación Setting Pre-Empha Level for DS40MB200 Dual 4Gb/s Mux/Buffer (Rev. C) 26/04/2013
Nota sobre la aplicación AN-1398 Printed Circuit Board Design Techniques for DS40MB200 (Rev. A) 26/04/2013
Nota sobre la aplicación Enabling Redundancy in Multi-Gigabit Links w/DS40MB200 Mux/Buffer (Rev. A) 26/04/2013
Nota sobre la aplicación Driving Signals Over XAUI Backplanes Using DS42MB100, DS40MB200, or DS42BR400 (Rev. B) 26/04/2013

Diseño y desarrollo

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WQFN (NJU) 48 Ultra Librarian

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