Newsgroups: comp.robotics
Path: brunix!cat.cis.Brown.EDU!agate!howland.reston.ans.net!usc!sdd.hp.com!col.hp.com!srgenprp!paulgc
From: paulgc@anaconda.sr.hp.com (Paul Christensen)
Subject: Re: 68hc11e9 Vs. 68hc711e9
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Date: Wed, 10 Aug 1994 00:06:06 GMT
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Organization: HP Sonoma County (SRSD/MWTD/MID)
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C Martin (cmartin@aol.com) wrote:
: >In article <monta.3.000901D0@vt.edu>, monta@vt.edu (Monta Elkins) writes:
: >
: >What is the difference between the Motorola
: >68hc11e9
: >and the
: >68hc711 e9
: >?
: >
: >I talked to a dealer that didn't have the first, but had the second.
: >
: >Btw,  anybody know what the first one costs in large quantities?

: HC11E9 has 12K ROM
: HC711E9 has 4K OTPROM

: Active Electronics lists various HC11xx parts at from 13.40 to 18.75
: They list the HC711E9 at 37.50 and 44.90, I'm guessing but that is
: probably OTP and EPROM respectively.
: Is the HC711E9 part you've found windowed (EPROM) or not (OTP - One Time
: Programmable)??

: Is this dealer mail order???  


Im not sure the above is correct. In my motorolla parts manual it states that
the HC11E9 has 12k of ROM (which is one time programmable - OTP) and the
HC711E9 is a windowed EPROM version. There is no 'E9 that has 4k of rom...

For good prices on these parts I have used Wiley 1-800-414-4144

Paul


