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LF2246 - 11 x 10-bit Image Filter

General Description

The LF2246 consists of an array of four 11 x 10-bit registered multipliers followed by a summer and a 25-bit accumulator.

All multiplier inputs are user accessible and can be updated every clock cycle with either fractional or integer two’s complement data.

Key Features

  • u 66 MHz Data and Coefficient Input and Computation Rate u Four 11 x 10-bit Multipliers with Individual Data and Coefficient Inputs and a 25-bit Accumulator u User-Selectable Fractional or Integer Two’s Complement Data Formats u Fully Registered, Pipelined Architecture u Input and Output Data Registers, with User-Configurable Enables u Three-State Outputs u Fully TTL Compatible u Ideally Suited for Image Processing and Filtering.

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Datasheet Details

Part number LF2246
Manufacturer LOGIC Devices Incorporated
File Size 248.52 KB
Description 11 x 10-bit Image Filter
Datasheet download datasheet LF2246 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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LF2246 DEVICES INCORPORATED 11 x 10-bit Image Filter LF2246 DEVICES INCORPORATED 11 x 10-bit Image Filter DESCRIPTION The LF2246 consists of an array of four 11 x 10-bit registered multipliers followed by a summer and a 25-bit accumulator. All multiplier inputs are user accessible and can be updated every clock cycle with either fractional or integer two’s complement data. The pipelined architecture has fully registered input and output ports and an asynchronous three-state output enable control to simplify the design of complex systems. The pipeline latency for all inputs is five clock cycles. Storage for mixing and filtering coefficients can be accomplished by holding the data or coefficient inputs over multiple clock cycles.