The DAC128S085EB Design Kit(consisting of the DAC128S085 Evaluation Board and this User's Guide) is designed to ease evaluation and design-in of the National         Semiconductor DAC128S085 12-Bit, DAC108S085 10-Bit, and DAC088S085 8-Bit OCTAL Micro Power Digital-to-Analog Converter with Daisy Chain Capability. This family of   pin-compatible DACs will be referenced throughout this document as the DAC128S085.