Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP Posting-Version: version B 2.10.3 alpha 4/15/85; site weitek.UUCP Path: utzoo!watmath!clyde!burl!ulysses!gamma!epsilon!zeta!sabre!petrus!bellcore!decvax!decwrl!spar!turtlevax!weitek!mae From: mae@weitek.UUCP (Mike Ekberg) Newsgroups: net.analog Subject: Re: DC-DC converter ICs Message-ID: <259@weitek.UUCP> Date: Fri, 23-Aug-85 14:32:41 EDT Article-I.D.: weitek.259 Posted: Fri Aug 23 14:32:41 1985 Date-Received: Mon, 26-Aug-85 01:35:48 EDT References: <301@cmu-cs-g.ARPA> Organization: Weitek Corp. Sunnyvale Ca. Lines: 13 Summary: try MC145406 instead of 1488 In article <301@cmu-cs-g.ARPA>, monta@cmu-cs-g.ARPA (Peter Monta) writes: > Are there ICs which convert +5V to +15V and -15V, at about 40mA each? > This would be very convenient for providing RS-232 signal levels; > often this is the only place such voltages are needed. (1488s require > about 40mA at each voltage.) ------ You might be interested in a new part from Motorola, it's the MC145406. It's a CMOS tranceiver that combines the functions of the 1488 and 1489. It contains 3 drivers and 3 receivers. It runs on +-5 V. And it uses 1/10 the power of the 1488. Price is $1.59 in 100-unit quantities(see _Electronic Design_, August 8,1985, pg. 149). Mike