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112 Appendix B: Technical information
Matrox Helios eA (applies to Y7259-00)/XA (applies to Y7157-03)
Operating voltage and
Typical: 3.3 V, 3.31 A = 10.92 W
current (eA)
Typical: 12 V, 0.59 A = 7.08 W
Total (typical) = 18.0 W
Operating voltage and
Typical: 3.3 V, 2 A
current (XA)
Typical: 5.0 V, 1.1 A = 5.5 W
Typical: 12 V, 0.42 A = 5.04 W
Total (typical) = 17.14 W
Analog data signal
75 Ohm termination.
specification
Peak signal without saturation: 3 V.
Clamped to -5 V and to 5 V (max source current +0.5 A).
Amplitude:
• 0.25 V (min) to 1.2 V (max) (terminated) if using a maximum gain factor of 4.
• 0.5 V (min) to 2.4 V (max) (terminated) if using a maximum gain factor of 2.
I/O Specifications
Input signals in
110 Ohm differential termination.
LVDS format
On the analog video input (DVI) connectors:
• Input current: -10 μA (min) to +10 μA (max).
• Input voltage:
On external auxiliary I/O connector 0:
• Differential input current: -1.8 mA (min) to +1.8 mA (max).
• Input voltage:
Output signals in
On the analog video input (DVI) connectors:
LVDS format
• No termination.
• Output current (loaded 100 Ohm): 3.1 mA (typ).
• Output voltage (loaded 100 Ohm):
On external auxiliary I/O connector 0:
• Output current (loaded 100 Ohm): 26 mA total (typ).
• Output voltage (loaded 100 Ohm):
= 6.6 W
- common-mode voltage: 0.1 V (min) to 2.3 V (max).
- differential threshold: low of -100 mV (min); high of 100 mV (max).
- common-mode: -0.5 V (min) to 5 V (max).
- differential threshold: low of -200 mV (min); high of 200 mV (max).
- differential: 250 mV (min) to 450 mV (max).
- common-mode: 1.125 V (min) to 1.375 V (max).
-
low of 1.02 V (typ), 0.9 V (min); high of 1.33 V (typ), 1.6 V (max).
- differential: 250 mV (min), 450 mV (max).
- common-mode: 1.125 V (min), 1.375 V (max).
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