The SP9840 and SP9843 are general purpose octal DACs in a single package. The SP9840 features eight individual reference inputs, while the SP9843 provides four pair of voltage reference inputs. Both parts feature 5MHz bandwidth, fourquadrant multiplication, and a three wire serial interface. Other features include midscale preset, programmable signal inversion and low power dissipation from a single +5V supply. Devices are available in commercial and industrial temperature ranges.