2.
Electrical Interface
© China Daheng Group, Inc. Beijing Image Vision Technology Branch 9
3.3V
Line2
INPUT2
Input Signal-
External
Circuits
GND
Input
Figure 2-3 Equivalent circuit of camera when Line2 is configured as input
TRIGIN_F_DELAY
TRIGIN_R_DELAY
2V
0.8V
Line2
INPUT2
Figure 2-4 Time delay parameter of the circuit when Line2 is configured as input
To avoid the damage of IO pins, please connect GND pin before supplying power to
Line2/3.
2.2.3. Line2/3 configured as output
Range of external voltage (EXVCC) is 5V~24V
Maximum output current of Line2/3 is 25mA, output impedance is 40Ω.
Output voltage and output current in typical application conditions (temperature is25°C) are shown in
Table 2-2
External voltage
EXVCC
External resistance
R
external
Line2/3 voltage
（
V
）
Output current
（
mA
）
5V
1kΩ
0.19
4.8
12V
0.46
11.6
24V
0.92
23.1
Table 2-2 Voltage and output current of Line2/3 in typical application conditions
