DAC081C08x 8-Bit Micro Power Digital-to-Analog Converter With An I2C - Compatible Interface
Datasheet: http://www.ti.com/lit/ds/symlink/dac081c081.pdf
DigiKey: https://www.digikey.com/product-detail/en/texas-instruments/DAC081C085CIMM-NOPB/DAC081C085CIMM-NOPBCT-ND/1993957