mae@Ucb-Vax.ARPA (08/25/85)
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