SBOA436 October 2020 OPA192
See the Analog Engineer's Circuit Cookbooks for TI's comprehensive circuit library.
See the AN-1515 A Comprehensive Study of the Howland Current Pump Application Report for more information on the functionality of the “Improved” Howland current pump resource.
The TI E2E support forum on Difference Amplifiers contains information on the importance of matching difference amplifier resistors.