Allied International Home Security System - Manual (Page 49)

Camera interfaces
Hardware Installation Guide V2.0.0
49
Flux voltage from LED type 1.5 V at 10 mA
Initial on-current 5 mA
Max. off-current 0.25 mA
Max. input current 15 mA
Min. pulse width 2.2 µs
OSCAR: 100 µs (software)
Table 14: Input characteristics: Flux voltage (OSCAR, MARLIN, PIKE)
Cycle delay of the optical coupler
tpdLH 2275 ns
tpdHL 2290 ns
Table 15: Input characteristics: Cycle delay (OSCAR, MARLIN, PIKE)
Absolute maximum
ratings Recommended
operating conditions Description
Input voltage -0.5 V ... +7.0 V 0 V ... + 5.5 V 5 V CMOS
Input rise and fall time Schmitt trigger
implemented
Input clamping voltage 24 V
Input pulse width
(min.) > 1µs Digital input filter
Table 16: Input characteristics (GUPPY)
Flux voltage from LED type 1.5 V at 10 mA
Current 8 mA (constant)
Min. pulse width 1.5 µs
Table 17: Input characteristics: Flux voltage (STINGRAY)
Cycle delay of the optical coupler
tpdLH
≤ 1 µs
tpdHL
≤ 1 µs
Table 18: Input characteristics: Cycle delay (STINGRAY)