80Alvium USB Cameras User Guide V3.6.4
Specifications
ROI frame rates
Values were calculated as defined in Specified values on page 51.
To reach the maximum frame rate available for this setup, the bandwidth for image
traffic is 450 MBps. Increasing the
DeviceLinkThroughputLimit value does not
increase frame rates.
Image format
Width
[pixels]
Height
[pixels]
ROI area
[MP]
Frame rate [fps]
1
450 MBps 375 MBps 200 MBps
Full resolution 1456 1088 1.584 248 / 129 / 128 209 / 108 / 107 116 / 59 / 58
WXGA+ 1440 900 1.296 298 / 155 / 154 252 / 130 / 129 140 / 71 / 71
SXGA 1280 1024 1.311 267 / 155 / 154 251 / 130 / 129 139 / 70 / 70
HD 720 1280 720 0.922 362 / 212 / 211 341 / 179 / 178 192 / 98 / 98
XGA 1024 768 0.786 345 / 249 / 211 345 / 208 / 208 223 / 115 / 115
SVGA 800 600 0.480 428 / 353 / 264 428 / 328 / 264 350 / 183 / 183
VGA 640 480 0.307 517 / 428 / 321 517 / 273 / 272
HVGA 480 320 0.154 712 / 593 / 449 712 / 498 / 449
QVGA 320 240 0.077 873 / 740 / 564
HQVGA 240 160 0.038 1129 / 975 / 750
QQVGA 160 120 0.019 1322 / 1154 / 896
Max. × half 1456 544 0.792 446 / 238 / 236 381 / 201 / 199 215 / 111 / 110
Max. × min. 1456 8 0.012
2098 / 1444 /
1376
1941 / 1306 /
1250
1421 / 866 /
844
Min. × max. 8 1088 0.009 257 / 212 / 157
Min. × min. 8 8 64 pixels 2535 / 2374 / 1964
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 BayerRG8.
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 29: Alvium 1800 U-158m/c ROI frame rates
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