QUICK START GUIDE FOR DEMONSTRATION CIRCUIT 1112 QUAD, PARALLEL, IOUT, 16-BIT DAC LTC2755 DESCRIPTION Demonstration circuit 1112 features the LTC2755 Design files for this circuit board are available. Dual 16 bit SoftSpan Iout DAC. This device features Call the LTC factory. six output ranges, 0 to 5V, and 0 to 10V, +/- 5V, +/- , LTC and LT are registered trademarks of Linear 10V, +/- 2.5V, and -2.5V to + 7.5V. The DAC has an Technology Corporation offset adjust input pin and a compensation pin to allow optimization of transient response. Figure 1. Proper Measurement Equipment Setup 1 QUICK START GUIDE FOR DEMONSTRATION CIRCUIT 1112 QUAD, PARALLEL, IOUT, 16-BIT DAC QUICK START PROCEDURE Connect a clean +/-15V power supply to the turret The software automatically sets the LTC2755 out- posts at the top of the DC1112 board. Connect J1 puts according to the entries in the control panel. A to a DC590 USB serial controller using the supplied square wave option is available to test settling time. 14 conductor ribbon cable. Connect DC590 to a MSPAN jumper should be low if software span con- host PC with a standard USB A/B cable. Run the trol is desired. evaluation software supplied with DC590 or Additional software documentation may be available download it from www.linear.com/software. The from the Help menu item, as features may be added correct control panel will be loaded automatically. periodically. 2