ads123Marking: ADS123. Part #: ADS1235IRHBR. Package: VQFN. Datasheet: 1MbKb76P. Manufacturer: Texas Instruments. Description: Precision, 3The ADS1230 is a precision 20-bit analog-to-dital converter (ADC). With an onboard low-noise programmable gain amplifier (PGA), onboard oscillator, and precision 20-bit delta-sma ADC,