115
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]
330 MBps
350 MBps
375 MBps
Full resolution
4,512
4,512
20,358,144
15
16
17
HXGA
4,096
3,072
12,582,912
24
26
28
UHD 4K
3,840
2,160
8,294,400
37
39
41
QSXGA
2,560
2,048
5,242,880
54
WQHD
2,560
1,440
3,686,400
75
QXGA
2,048
1,536
3,145,728
71
Full HD
1,920
1,080
2,073,600
97
UXGA
1,600
1,200
1,920,000
89
WXGA+
1,440
900
1,296,000
114
SXGA
1,280
1,024
1,310,720
102
HD 720
1,280
720
921,600
138
XGA
1,024
768
786,432
131
SVGA
800
600
480,000
161
VGA
640
480
307,200
193
QVGA
320
240
76,800
314
QQVGA
160
120
19,200
458
Maximum × half
4,512
2,256
10,179,072
30
32
34
Maximum × minimum
4,512
8
36,096
442
465
487
Minimum × maximum
8
4,512
36,096
25
Minimum × minimum
8
8
64
798
Table 51: Alvium 1800 U-2040m/c ROI frame rates at 330 to 375 MBps
Frame rate values
In triggered mode, the values for maximum frame rate reached in free run mode
are cut in half.