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MB86061

12-Bit 400MSa/s Digital to Analog Converter

Product Data

The Fujitsu MB86061 is a high performance 12-bit 400MSa/s digital to analog converter (DAC). Use of novel techniques for the converter architecture delivers high speed operation consistent with BiCMOS or bipolar devices but at the low power of CMOS. Fujitsu’s proprietary architecture is the subject of several patent applications. Excellent SFDR performance coupled with high speed conversion rate and low power make this device particularly suitable for high performance communication systems, graphics and test/instrumentation equipment applications.

Features

  • 12-bit 400MSa/s Digital to Analog converter
  • True ECL digital interface (-2V supply)
  • 86dBc SFDR @ 10MHz, 200MSa/s (Shuffle On)
  • Low power, +3.3V and -2V operation (308mW @ 300MSa/s)
  • Performance enhanced pinout with on-chip decoupling
  • 0.35µm CMOS technology with Triple Well
  • Industrial temperature range (-40 °C / +85 °C)
  • Plastic Package 64-pin QFP
MB86061 functional block diagram

Applications

  • Test & Instrumentation equipment
  • Communications systems
  • High performance graphics

Functional Description

The MB86061 is a high performance 12-bit 400MSa/s digital to analog converter. Versatile interfacing via the 12-bit true ECL data input allows existing system requirements to be accommodated, using either offset binary or 2’s complement data formats. The device requires an external clock.

A 1.25V bandgap reference is provided on-chip, which may be overdriven where an external reference is to be used. A power-down mode is enabled during device reset, with the current output drive and reference circuitry disabled.

The device is manufactured in a 0.35µm advanced CMOS process with Triple Well extension giving improved isolation between analog blocks and digital-analog.

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