Datasheet

LF442
www.ti.com SNOSC03E –APRIL 1999–REVISED OCTOBER 2013
Typical Applications
Battery Powered Strip Chart Preamplifier
Runs from 9v batteries (±9V supplies)
Fully settable gain and time constant
Battery powered supply allows direct plug-in interface to strip chart recorder without common-mode problems
“No FET” Low Power V→F Converter
Trim 1M pot for 1 kHz full-scale output
15 mW power drain
No integrator reset FET required
Mount D1 and D2 in close proximity
1% linearity to 1 kHz
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