AK2573A Datasheet, PDF (26/38 Pages) Asahi Kasei Microsystems – 125M / 156M Laser Diode Driver + APC

ASAHI KASEI
7.4 TXDIS Timing during Normal Operation
VDD
TXDIS
10us (min)
TXFAULT
LD current
t_off: 10us (max)
TXFAULT enable
(without
OPTALM)
TXFAULT disable
TXFAULT enable (+ OPTALM)
2ms
t_on: 1ms (max)
[AK2573A]
Temperature gap detection
Normal Initialize Procedure: 160ms (typ)
Acceleration Procedure: 1ms (max)
7.5 TXFAULT Detection / Reset with Recovery
VDD
TXDIS
FAULT
TXFAULT
LD current
Depends on detected ALM
(see Table 5-1)
t_reset: 10us
(min)
Acceleration selected
APC Feedback
Power-up Sequence
t_init: 160ms (max)
<MS0189-E-01>
-26-
2004/5