183Alvium USB Cameras User Guide V4.6.1
Specifications
ROI frame rates
Values were measured for rolling shutter (RS) mode as defined in Specified values
on page 67. Operation in global reset shutter mode produced identical values.
To reach the maximum frame rate available for this setup, the bandwidth for image
traffic is 450 MByte/s.
Shutter mode User mode Available frame rates
Rolling shutter (RS) Freerun Values in Table 82 below are reached.
Rolling shutter (RS) Triggered >99% of the values for in Table 82 below are reached.
Global reset shutter (GRS) Freerun
>99% of the values for in Table 82 below are reached.
Global reset shutter (GRS) Triggered
Table 81: Frame rate behavior for different configurations
Image
format
Width
[pixels]
Height
[pixels]
ROI
area
[MP]
Frame rate [fps]
1
450 MByte/s 375 MByte/s 200 MByte/s
Full
resolution
4024 3036 12.217
35.0/17.7 29.7/15.0 16.0/8.0
UHD 4K 3840 2160 8.294
QSXGA 2560 2048 5.243
WQHD 2560 1440 3.686
QXGA 2048 1536 3.146
Full HD 1920 1080 2.074
UXGA 1600 1200 1.920
WXGA+ 1440 900 1.296
SXGA 1280 1024 1.311
HD 720 1280 720 0.922
XGA 1024 768 0.786
SVGA 800 600 0.480
VGA 640 480 0.307
HVGA 480 320 0.154
QVGA 320 240 0.077
HQVGA 240 160 0.038
QQVGA 160 120 0.019
Max. × half 4024 1518 6.108
Max. × min. 4024 8 0.032
Min. × max. 8 3036 0.024
Min. × min. 8 8 64 P
1
Mono8 or Bayer...8
(2)
at SensorBitDepth = 10-Bit /
Mono10 or Bayer...10 at SensorBitDepth = 10 -Bit
2
The three dots... represent the colors of a Bayer pixel format, such as in BayerRG8.
Table 82: Alvium 1800 U-1240m/c ROI frame rates
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