Datasheet Details
- Part number
- WM8191
- Manufacturer
- Wolfson Microelectronics plc
- File Size
- 343.17 KB
- Datasheet
- WM8191_WolfsonMicroelectronicsplc.pdf
- Description
- 14-bit 6MSPS CIS/CCD Analogue Front End/Digitiser
WM8191 Description
WM8191 14-bit 6MSPS CIS/CCD Analogue Front End/Digitiser Advanced Information, April 2001, Rev 3.1 .
The WM8191 is a 14-bit analogue front end/digitiser IC which processes and digitises the analogue output signals from CCD sensors or Contact Image Sen.
WM8191 Features
* 14-bit ADC
* No missing codes guaranteed
* 6MSPS conversion rate
* Low power
* 250mW typical
* 5V single supply or 5V/3.3V dual supply operation
* Single or 3 channel operation
* Correlated double sampling
* Programmable gain
WM8191 Applications
* Flatbed and sheetfeed scanners
* USB compatible scanners
* Multi-function peripherals
* High-performance CCD sensor interface
BLOCK DIAGRAM
VRLC/VBIAS (2)
VSMP MCLK (15) (17)
AVDD1-2 (43, 44)
DVDD1-3 (10, 24, 35)
VRT VRX VRB (48) (1) (47)
RINP (8) GINP (6) BIN
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