National Instruments IMAQ PCI-1407 User Manual page 35

Appendix A Specifications
Accuracy
A/D Conversion
External Connections
Internal Pixel Clock
1
Calibration conditions:
White level............................... 700 mV
Black level ............................... 0 V
Ambient temperature............... 25°C nominal
IMAQ PCI/PXI-1407 User Manual
1
*Absolute accuracy ...............................±2.5% of reading
*Temperature drift ..................................< 500 ppm/°C
Gray levels ..............................................256 (8 bit)
RMS noise ..............................................< 0.5 LSB rms
Signal-to-noise ratio ...............................48 dB typical
*Sampling rate ........................................11.7 to 31 MHz
Trigger sense...........................................TTL
Trigger level ...........................................Programmable (rising or falling)
CSYNC sense .........................................TTL
CSYNC level ..........................................Programmable (rising or falling)
Minimum pulse width.............................50 ns
V (TTL) ...............................................2 V
IH
V (TTL)................................................0.8 V
IL
Usage ......................................................Indoor use only
*Generated frequency.............................11.66 to 31 MHz
*Aspect correction for
standard video sources............................±5%
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