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- Newsgroups: sci.electronics
- Path: sparky!uunet!charon.amdahl.com!pacbell.com!mips!zaphod.mps.ohio-state.edu!van-bc!nwnexus!ole!ssc!markz
- From: markz@ssc.wa.com (Mark Zenier)
- Subject: Re: 7 seg. Hex display driver IC?
- Organization: SSC, Inc., Seattle, WA
- Distribution: na
- Date: Sat, 25 Jul 1992 19:54:51 GMT
- Message-ID: <1992Jul25.195451.12675@ssc.wa.com>
- References: <55066@mentor.cc.purdue.edu>
- Lines: 17
-
- In article <55066@mentor.cc.purdue.edu> falatic@mentor.cc.purdue.edu (MacGyver) writes:
- > Hi! I am looking for a chip to convert BCD (actually, straight 4 bit
- >binary) to drive a 7 segment LED display, and to display 10d to 15d in
- >Hexadecimal (A-F). I need something LIKE a 7447 driver, but that one does not
- >treat 10d-15d the way I need.
-
- This one is getting to be a FAQ.
-
- The Fairchild 9368, 9369, 9370 are (old) ttl drivers with various forms
- of output. The Motorola Mc14495-1 is a cmos part.
-
- Both are either old or obscure (low volume) parts. It would be
- cheaper to program a GAL/PAL or small EPROM and stick a uln2003 on the
- back.
-
- Mark Zenier markz@ssc.wa.com
-
-