XTR112 - 4-20mA CURRENT TRANSMITTERS
The XTR112 and XTR114 are monolithic 4-20mA, two-wire current transmitters.
They provide complete current excitation for high impedance platinum RTD temperature sensors and bridges, instrumentation amplifier, and current output circuitry on a single integrated circuit.
The XTR112 has two 250µA curre
XTR112 Features
* q LOW UNADJUSTED ERROR q PRECISION CURRENT SOURCES XTR112: Two 250µA XTR114: Two 100µA q RTD OR BRIDGE EXCITATION q LINEARIZATION q TWO OR THREE-WIRE RTD OPERATION q LOW OFFSET DRIFT: 0.4µV/°C q LOW OUTPUT CURRENT NOISE: 30nAp-p q HIGH PSR: 110dB min q HIGH CMR: 86dB min q WIDE SUPPLY RANGE: 7.5V TO
