Data Translation DT3162, User Manual

Page: 40 / 80

Appendix A
30
The input impedance for the video input signal is 75
Ω
. with a 1 V
signal peak-to-peak.
Table 5 lists the digital output electrical specifications for the
DT3162 board.
Table 6 lists the digital input electrical specifications for the
DT3162 frame grabber board.
Table 5: Digital Output Electrical Specifications
Feature
Minimum
Specification
Maximum
Specification
High-Level Output Current (IOH)
−
2.0 mA
Low-Level Output Current (IOL)
−
20 mA
High-Level Output Voltage (VOH) 2.4 V
−
Low-Level Output Voltage (VOL)
−
0.5 V
Table 6: Digital Input Electrical Specifications
Feature
Minimum
Specification
Maximum
Specification
Input High Level (V
IH
) 2.0 V 6.0 V
Input Low Level (V
LL
)
−
0.3 V 0.8 V
Input Capacitance (C
IN
)
−
6 pF