120
Alvium USB Cameras User Guide V3.3.0
Specifications
330 to 375 MBps
Values were measured for
typical operation
in rolling shutter (RS) mode, using the
test setup defined in
To reach the maximum frame rate available for typical operation, the bandwidth
for image traffic is 375 MBps. Increasing the
DeviceLinkThroughputLimit
value
may even increase frame rates if supported by the hardware used.
Image format
Width
[pixels]
Height
[pixels]
ROI area
[pixels]
Frame rate [fps], in RS mode
330 MBps
350 MBps
375 MBps
Full resolution
5,496
3,672
20,181,312
15
16
17
HXGA
4,096
3,072
12,582,912
18
19
21
UHD 4K
3,840
2,160
8,294,400
26
28
29
QSXGA
2,560
2,048
5,242,880
27
29
31
WQHD
2,560
1,440
3,686,400
30
32
34
QXGA
2,048
1,536
3,145,728
Full HD
1,920
1,080
2,073,600
UXGA
1,600
1,200
1,920,000
WXGA+
1,440
900
1,296,000
SXGA
1,280
1,024
1,310,720
HD 720
1,280
720
921,600
XGA
1,024
768
786,432
SVGA
800
600
480,000
VGA
640
480
307,200
QVGA
320
240
76,800
QQVGA
160
120
19,200
Maximum × half
5,496
1,836
10,090,656
Maximum × minimum
5,496
8
43,968
Minimum × maximum
8
3,672
29,376
15
16
17
Minimum × minimum
8
8
64
30
32
34
Table 54: Alvium 1800 U-2050m/c ROI frame rates at 330 to 375 MBps
Frame rate values
•
In GRS mode, the values for maximum frame rate reached in RS mode apply to
all resolutions.
•
In triggered mode, the values for maximum frame rate reached in free run
mode are cut in half.