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National Instruments Corporation
5
Getting Started with the NI PCI-1424
Trigger output
Voltage range .................................................0 V to 5 V (TTL)
Output high voltage................................2.4 V at 15 mA source
Output low voltage.................................0.55 V at 10 mA sink
Polarity...........................................................Programmable, active high or active low
Power-on state........................................................Input (high-impedance) 10 K
Ω
pull-up to 5 V
RS-422/TTL
Pixel clock
Signaling type ................................................RS-422 or TTL
Polarity...........................................................Rising or falling edge
Enable
Signal type .....................................................RS-422 or TTL
Polarity...........................................................Active high or active low
Control
Signal type .....................................................RS-422 or TTL
Polarity...........................................................Active high or active low
Minimum control signal pulse width .....................20 ns
Video data signal type............................................RS-422 or TTL
LVDS/TTL
Pixel clock
Signaling type ................................................LVDS or TTL
Polarity...........................................................Rising or falling edge
Enable
Signal type .....................................................LVDS or TTL
Polarity...........................................................Active high or active low
Control
Signal type .....................................................LVDS or TTL
Polarity...........................................................Active high or active low
Minimum control signal pulse width .....................20 ns
Video data signal type............................................LVDS or TTL
Memory
Onboard memory ...................................................16 MB SDRAM
LUTs ......................................................................Four 8-bit; two 10-bit to 16-bit
Note
SO-DIMM memory upgrades are available in 64 MB and 128 MB densities.
ReadOnly-0-Rev-2-GS_NI_1424.fm Page 5 Thursday, January 4, 2007 2:32 PM
