Complex 4-bit Multiplier BRAM

Block: Complex 4-bit Multiplier Implemented in Block RAM (cmult_4bit_br)
Block Author: Block Author
Document Author: Document Author

Contents

Summary

Perform a complex multiplication (a + bi)(cdi) = (acbd) + (ad + bc)i. Implements the logic in Block RAM.

Mask Parameters

Parameter

Variable

Description

Multiplier Latency

mult_latency

The latency through a multiplier.

Add Latency

add_latency

The latency through an adder.

Ports

Port

Dir

Data Type

Description

a

in

Inherited

The real component of input 1.

b

in

Inherited

The imaginary component of input 1.

c

in

Inherited

The real component of input 2.

d

in

Inherited

The imaginary component of input 2.

real

out

Inherited

ac-bd

imag

out

Inherited

ad-bc

Description

Each 4 bit real multiplier is implemented as a lookup table with 4b+4b=8b of address.