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WM8141 - 12-bit 6MSPS CIS/CCD Analogue Front End/Digitiser

General Description

The WM8141 is a 12-bit analogue front end/digitiser that processes and digitises the analogue output signals from CCDs or Contact Image Sensors (CIS).

The device can be operated as either a three channel or a single channel device at pixel sample rates of up to 6MSPS.

Key Features

  • 12-bit resolution ADC.
  • 6MSPS conversion rate at 5V supply.
  • 5V or 3.3V single supply or 5V/3.3V dual supply operation.
  • Single or 3 channel operation.
  • Correlated double sampling.
  • Programmable gain (8-bit resolution).
  • Programmable offset adjust (8-bit resolution).
  • 12-bit parallel or 8/6/4-bit wide multiplexed output bus.
  • Internally generated voltage references.
  • External or internal reference for CIS operation.

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Datasheet Details

Part number WM8141
Manufacturer Wolfson Microelectronics plc
File Size 225.98 KB
Description 12-bit 6MSPS CIS/CCD Analogue Front End/Digitiser
Datasheet download datasheet WM8141 Datasheet

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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WM8141 12-bit 6MSPS CIS/CCD Analogue Front End/Digitiser Production Data, October 2000, Rev 3.0 DESCRIPTION The WM8141 is a 12-bit analogue front end/digitiser that processes and digitises the analogue output signals from CCDs or Contact Image Sensors (CIS). The device can be operated as either a three channel or a single channel device at pixel sample rates of up to 6MSPS. The device has both external and programmable internal black level reference options for CIS operation. The WM8141 runs off a single supply voltage of either 3.3V or 5V. Alternatively, the device can be operated from split 5V core and 3.3V digital interface supplies.