Spyder3 GigE Vision User’s Manual
DALSA 03-032-20027-02
27
TTL Inputs and Outputs
Figure 13: TTL Input Schematic
1000
Ω
3.3V
3.3V
TTL
• Termination: 1000 Ω series
• Input current: minimum 0 nA; maximum 2 mA
• Input voltage: maximum of low 0.66 V; minimum of high 2.6 V
• TTL inputs are maximum 5V and 3.3V logic tolerant
Figure 14: TTL Output Schematic
100
Ω
ESD
Protection
5V
Termination: 100 Ω series
Output current: sink 50 mA; source 50 mA
Output voltage: maximum of low 0.55 V @ 32mA; minimum of high 3.8 V @ 32mA.
LVDS Inputs and Outputs (LVDS compliant)
Figure 15: LVDS Input
100
Ω
Figure 16: LVDS Output