A high-frequency decimal multiplier | IEEE Conference Publication | IEEE Xplore

A high-frequency decimal multiplier


Abstract:

Decimal arithmetic is regaining popularity in the computing community due to the growing importance of commercial, financial, and Internet-based applications, which proce...Show More

Abstract:

Decimal arithmetic is regaining popularity in the computing community due to the growing importance of commercial, financial, and Internet-based applications, which process decimal data. This paper presents an iterative decimal multiplier, which operates at high clock frequencies and scales well to large operand sizes. The multiplier uses a new decimal representation for intermediate products, which allows for a very fast two-stage iterative multiplier design. Decimal multipliers, which are synthesized using a 0.11 micron CMOS standard cell library, operate at clock frequencies close to 2 GHz. The latency of the proposed design to multiply two n-digit BCD operands is (n+8) cycles with a new multiplication able to begin every (n+1) cycles.
Date of Conference: 11-13 October 2004
Date Added to IEEE Xplore: 08 November 2004
Print ISBN:0-7695-2231-9
Print ISSN: 1063-6404
Conference Location: San Jose, CA, USA

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