home *** CD-ROM | disk | FTP | other *** search
- Newsgroups: comp.lsi
- Path: sparky!uunet!rosevax!medtron!bb11807
- From: bb11807@medtronic.COM (Brian A. Blow)
- Subject: Re: Impact of minimal transistor width 3 or 4 instead of 2?
- Message-ID: <1993Jan26.143317.6395@medtron.medtronic.com>
- Sender: news@medtron.medtronic.com (USENET News Administration)
- Nntp-Posting-Host: thug.pace.medtronic.com
- Organization: Medtronic, Inc.
- X-Newsreader: TIN [version 1.1 PL8]
- References: <1k1gi3INNbgs@news.cs.tu-berlin.de>
- Date: Tue, 26 Jan 1993 14:33:17 GMT
- Lines: 22
-
- Ronald Hindmarsh (ronald@cs.tu-berlin.de) wrote:
-
- : I am working on a CMOS-VLSI layout generator for digital circuits.
-
- : For topological reasons I would like to limit the MINIMUM w/l
- : of a MOS transistor to 3 or 4 (in some physical design rules
- : of a process I have seen a minimal transistor width of 2).
-
- : Do you think, from your experience, this would have a strong
- : impact on the performance or the power consumption of a circuit?
-
- Using wider transistors will mean that you will have to drive larger
- gate capacitances. This will lead to a slightly increased power consumption.
-
- If you use wider transistors to drive these gates, you will have a
- greater charging/discharging current to do this, so circuit speed should
- not significantly change.
-
-
- Brian Blow brian.blow@medtronic.com
- Medtronic, Inc. (612) 574-4030
- Minneapolis, MN
-