| Características |
| Brand | Canon |
| Model | CanoScan D646U ex |
| Color_depth [Bit] | 2015853 Bit |
| Expansion/connectivity |
| Intefaces | 1 x USB - USB Type B 4 pin |
| Included in the package |
| Included cables | 1 x USB cable |
| Scan |
| Scan speed | 11.8 ms / line (grey) |
| Input type | Colour |
| Scan speed details | 17.1 ms/line - colour - 600 dpi , 11.8 ms/line - greyscale - 600 dpi , 11.8 ms/line - black and white - 600 dpi |
| Scanning mode | Single scan |
| Scanning element | CCD |
| Light source type / lamp | Xenon cold cathode fluorescent lamp |
| Colour depth | 42 bit colour |
| Colour depth (External) | 24 bit (16,7 millions of colours) |
| Grayscale depth | 14 bit grey |
| Grayscale depth (External) | 8 bit (256 grey levels) |
| Media menagement |
| Media type | common paper , voluminous objects (e.g. books) |
| Media loading | Manual loading |
| Power |
| Power consumption in operation (standby) [W] | 14 W, 4 W |
| Supplying devices | Power adapter - external |
| System requirements |
| Operating system required | Microsoft Windows 2000 Professional , Apple MacOS 8.6 or later , Apple MacOS X , Microsoft Windows 98/ME |
| Min. RAM [MB] | 32 MB |
| Environmental parameters |
| Min. working temperature [°C] | 10 °C |
| Max. working temperature [°C] | 35 °C |
| Workplace humidity | 10 - 90% |
| Other characteristics |
| Included Software | ScanGear Toolbox CS , ArcSoft PhotoStudio 2000 , ScanGear CS-U , ScanSoft OmniPage Pro |