Allied Vision Alvium 1800 U-050c, User Manual

Page: 70 / 148

Specifications
70 Alvium USB Cameras User Guide V3.1.3
ROI frame rates
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 300 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 4112 3008 12,368,896 15 19 22
QUXGA 3200 2400 9,216,000 24 28
QSXGA 2560 2048 5,242,880 32
QXGA 2048 1536 3,145,728 43
Full HD 1920 1080 2,073,600 60
UXGA 1600 1200 1,920,000 54
WXGA+ 1440 900 1,296,000 71
SXGA 1280 1024 1,310,720 63
HD 1280 720 921.600 88
XGA 1024 768 78,336 83
SVGA 800 600 480,000 104
VGA 640 480 307,200 127
HVGA 480 320 153,600 179
QVGA 320 240 76,800 227
QQVGA 160 120 19,200 370
Maximum × half 4112 1504 6,184,448 30 37 43
Maximum × minimum 4112 8 32,896 431 499 548
Minimum × maximum 8 3008 24,064 22
Minimum × minimum 8 8 64 897
Table 28: ROI frame rates for 1800 U-1236m/c at 200 to 300 MBps