This product is a USB2.0 compatible analog output unit that extends the output function of analog signals from a USB port of a personal computer.In addition to the analog output of high -precision 16 -bit, it is equipped with digital input / output (LVTTL level, 4 points each) and counter (32 -bit, LVTTL level 1ch).PCI-bus compatible board DA16-4 (LPCI) L, PCI Express bus compatible board AO-1604L-LPE is compatible with connector shape, making it easy to migrate from conventional systems.- [Extended module] Bus specification USB 2.0 Size X type Used connector 1X miniature ribbon 50-pin [Analog input/output] Number of input channels - input range - ADC resolution - Sampling Rate - Number of output channels 4-ch Output range ± 10V DAC resolution 16-bit Update rate 10μSec (max.) [Digital input/output] number of input points 4 points Output points 4 points two -way score - Response speed (input) 200nsec (max.) Response speed (output) 200nsec (max.) Operate voltage (input) 3.3VDC-LVTTL Operate voltage (output) 3.3VDC-LVTTL input circuit Non -insulated LVTTL level input (positive logic) Output circuit Non -insulation LVTTL level output (positive logic) Built -in power supply - [Counter] Number of channels 1-ch count method 32-bit up Response speed 10MHz