LTC2662

LTC2662 Five-Channel, 300mA Current-SourceOutput 16-/12-Bit SoftSpan DACs FEATURES nn Per-Channel Programmable Output Ranges: 300mA, 200mA, 100mA, 50mA, 25mA, 12.5mA,6.25mA and 3.125mA nn Flexible 2.85V to 33V Supply Voltage nn 1V Dropout Guaranteed nn Separate Voltage Supply per Output Channel nn Internal Switches to Optional Negative Supply nn Full 16-/12-Bit Resolution at All Ranges nn Guaranteed Operation –40°C to 125°C nn Precision (10ppm/°C Max) Internal Reference or External Reference Input nn Analog Mux Monitors Voltages and Currents nn A/B Toggle via SPI or Dedicated Pin nn 1.8V to 5V SPI Serial Interface nn 5mm × 5mm 32-Lead QFN Package APPLICATIONS nn Tunable Lasers nn Semiconductor Optical Amplifiers nn Resistive Heaters nn Current Mode Biasing nn Proportional Solenoid Drive DESCRIPTION The LTC®2662 is a family of five-channel, 16-/12-bit current-source digital-to-analog converters, providing five high-compliance current source outputs with guaranteed 1V dropout a...