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LF3320 Datasheet

Part NameDescriptionManufacturer
LF3320 Horizontal Digital Image Filter Logic-Devices
LOGIC Devices Logic-Devices
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LF3320 image

DESCRIPTION
The LF3320 filters digital images in the horizontal dimension at real-time video rates. The input and coefficient data are both 12 bits and in two’s complement format. The output is also in two’s complement format and may be rounded to 16 bits.

FEATURES
❑ 83 MHz Data Rate
❑ 12-bit Data or Coefficients (Expandable to 24-bit)
❑ 32-Tap FIR Filter, Cascadable for More Filter Taps
❑ Over 49 K-bits of on-board Memory
❑ LF InterfaceTM Allows All 256 Coefficient Sets to be Updated Within Vertical Blanking
❑ Various Operating Modes: Dual Filter, Single Filter, Double Wide Data or Coefficient, Matrix Multiplication, and Accumulator Access.
❑ Selectable 16-bit Data Output with User-Defined Rounding and Limiting
❑ Supports Interleaved Data Streams
❑ Supports Decimation up to 16:1 for Increasing Number of Filter Taps
❑ 3.3 Volt Supply
❑ 144 Lead PQFP

 

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