87
Alvium USB Cameras User Guide V3.6.4
Specifications
Absolute QE, spectral response
Diagrams will be added in a future version of this document.
ROI frame rates
Values were calculated as defined in
To reach the maximum frame rate available for this setup, the bandwidth for image
traffic is 450 MBps.
Image format
Width
[pixels]
Height
[pixels]
ROI area
[MP]
Frame rate [fps]
1
450 MBps
375 MBps
200 MBps
Full resolution
1944
1472
2.862
141 / 72 / 72
118 / 61 / 60
64 / 32 / 32
Full HD
1920
1080
2.074
188 / 97 / 97
158 / 81 / 82
87 / 44 / 44
UXGA
1600
1200
1.920
195 / 106 / 106
172 / 89 / 89
94 / 48 / 48
WXGA+
1440
900
1.296
251 / 151 / 150 244 / 127 / 126
136 / 69 / 69
SXGA
1280
1024
1.311
226 / 152 / 151 226 / 127 / 127
136 / 69 / 69
HD 720
1280
720
0.922
305 / 207 / 206 305 / 174 / 174
186 / 95 / 95
XGA
1024
768
0.786
291 / 242 / 207 291 / 203 / 204 216 / 112 / 112
SVGA
800
600
0.480
359 / 300 / 257
337 / 177 / 178
VGA
640
480
0.307
432 / 362 / 311
432 / 263 / 264
HVGA
480
320
0.154
589 / 497 / 430
589 / 473 / 430
QVGA
320
240
0.077
724 / 615 / 535
HQVGA
240
160
0.038
933 / 797 / 699
QQVGA
160
120
0.019
1091 / 941 / 831
Max. × half
1944
736
1.431
258 / 135 / 135 218 / 114 / 113
121 / 62 / 62
Max. × min.
1944
8
0.016
1450 / 943 /
940
1310 / 845 /
841
884 / 524 / 534
Min. × max.
8
1472
0.012
166 / 138 / 117
Min. × min.
8
8
64 pixels
2088 / 1882 / 1742
1
Mono8 or Bayer...8
(2)
at
SensorBitDepth
= 8-Bit
(3)
/
Mono10 or Bayer...10 at
SensorBitDepth
= 10 -Bit /
Mono12 or Bayer...12 at
SensorBitDepth
= 12-Bit
2
The three dots
...
represent the colors of a Bayer pixel format, such as in Bayer
RG
8.
3
The
SensorBitDepth
value must be set separately from
PixelFormat
.
See
Sensor ADC readout modes for maximum frame rates
on page 52 for details.
Table 33: Alvium 1800 U-291m/c ROI frame rates