72
Alvium USB Cameras User Guide V3.3.0
Specifications
ROI frame rates
200 to 300 Mbps
Values were measured for
typical operation
, using the test setup defined in
To reach the maximum frame rate available for typical operation, the bandwidth
for image traffic is 330 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
1,936
1,216
2,354,176
79
98
117
Full HD
1,920
1,080
2,073,600
89
109
130
UXGA
1,600
1,200
1,920,000
97
119
128
WXGA+
1,440
900
1,296,000
139
167
SXGA
1,280
1,024
1,310,720
138
149
HD 720
1,280
720
921,600
190
204
XGA
1,024
768
786,432
194
SVGA
800
600
480,000
243
VGA
640
480
307,200
297
QVGA
320
240
76,800
529
QQVGA
160
120
19,200
862
Maximum × half
1,936
608
1,177,088
149
183
217
Maximum × minimum
1,936
8
15,488
1,120
1,263
1,381
Minimum × maximum
8
1,216
9,728
129
Minimum × minimum
8
8
64
2,039
Table 26: Alvium 1800 U-240m/c ROI frame rates at 200 to 300 MBps
Frame rate values
Frame rates increase when bandwidth is increased, see