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MS9291 HD to VGA Converter ​

The MacroSilicon MS9291 is a low-cost, low-power HD to VGA converter consisting of an HD receiver and 10-bit video DAC. It converts HD signals to VGA output with a maximum conversion speed of 300 MHz. The HD receiver supports 1080P @ 60 Hz; VGA output supports up to 1920x1200 @ 60 Hz.

The chip integrates an MCU and EDID with SPDIF digital audio output for easy deployment.

Key Specifications ​

ItemSpecification
Product typeHD to VGA converter (integrated MCU/EDID)
HD inputHD RX, 1080P @ 60 Hz
VGA output3x 10-bit DAC, 0.7 V P-P
Maximum resolution1920x1200 @ 60 Hz; DAC up to 200 MSPS
Color depth8/10/12/16-bit
Audio outputSPDIF
MCUIntegrated MCU, firmware, ROM/RAM
EDIDBuilt-in EDID; EDID pass-through
OtherAuto input format detection; external EPROM customization; built-in POR
ClockInternal / external crystal optional
PackageQFN-48 (6 mm x 6 mm)

Block Diagram ​

MS9291 block diagram

Key Features ​

  • Single-chip HD to VGA up to 1920x1200 @ 60 Hz.
  • Integrated MCU + EDID for plug-and-play use.
  • Triple 10-bit video DAC.
  • Automatic input format detection.
  • SPDIF digital audio output.

Typical Applications ​

  • HD to VGA cables and adapters
  • Legacy VGA projectors / monitors with HD sources
  • Conference room / classroom legacy display access
  • Low-cost HD-to-VGA dongles

References ​

Notes ​

This page is based on the official MacroSilicon product page. Confirm parameters with the latest datasheet and project validation.

Ultrasemi Technology Development Co., Ltd.
Contact us for audio/video product solutions and IC selection support.
Email: doc@ultrasemi.com · QQ: 2272715136 · WeChat/Mobile: +86 13342996846

Ultrasemi Technology Development Co., Ltd.
Contact us for audio/video product solutions and IC selection support.
Email: doc@ultrasemi.com · QQ: 2272715136 · WeChat/Mobile: +86 13342996846