Allied Vision Alvium 1800 U-050c, User Manual

Page: 56 / 148

Specifications
56 Alvium USB Cameras User Guide V3.1.3
ROI frame rates
200 to 300 MBps
Values were measured for typical operation , using the test setup defined in
Exposure time and frame rate on page 30.
To reach the maximum frame rate available for typical operation, the bandwidth
for image traffic is 350 MBps. Increasing the
DeviceLinkThroughputLimit
value
does not increase frame rates.
Image format
Width
[pixels]
Height
[pixels]
ROI area
[pixels]
Frame rate [fps]
200 MBps 250 MBps 300 MBps
Full resolution 2592 1944 5,038,848 38 48 57
QXGA 2048 1536 3,145,728 61 76 85
Full HD 1920 1080 2,073,600 91 113 118
UXGA 1600 1200 1,920,000 99 108
WGXGA+ 1440 900 1,296,000 141
SXGA 1280 1024 1,310,720 125
HD 1280 720 921,600 175
XGA 1024 768 78,336 165
SVGA 800 600 480,000 208
VGA 640 480 307,200 256
QVGA 320 240 76,800 472
QQVGA 160 120 19,200 817
Maximum × half 2592 972 2,519,424 74 93 111
Maximum × minimum 2592 8 20,736 1,168 1,357 1,542
Minimum × maximum 8 1944 15,552 68
Minimum × minimum 8 8 64 2,613
Table 20: ROI frame rates for1800 U-500m/c at 200 to 300 MBps
Frame rates for higher bandwidths
Frame rates increase when bandwidth is increased, see 330 to 375 MBps on page
57.