A6250
Timing Characteristics
VINPUT = 6.0 V, IL = 100 µA, CL = 10 µF + 100 nF, CINPUT = 22 µF, TJ = -40 to +125°C, unless otherwise specified
Parameter
Symbol Test Conditions
Min.
Typ.
Max.
Units
Propagation delays:
TCL to Output Pins
VIN sensitivity
TDIDO
TSEN
250
5
500
20
ns
µs
1
Logic Transition Times on all
Output Pins
Power-on Reset delay
Watchdog Time
TTR
TPOR
TWD
Load 10 kW, 50 pF
REXT = 123 kW, ± 1%
REXT = 123 kW, ± 1%
30
100
100
100
110
110
ns
ms
ms
90
90
Open Window Percentage
Closed Window Time
OWP
TCW
TCW
TOW
TOW
TWDR
TWDR
TTCL
±0.2 TWD
0.8 TWD
80
0.4 TWD
40
TWD / 40
2.5
REXT = 123 kW, ± 1%
REXT = 123 kW, ± 1%
REXT = 123 kW, ± 1%
72
36
88
44
ms
ms
Open Window Time
Watchdog Reset Pulse
TCL Input Pulse Width
ms
ns
150
Table 4
Timing Waveforms
Watchdog Timeout Period
Condition:
REXT = 123 kW
Fig. 3
Voltage Monitoring
Fig. 4
4
EMMICRO [ EM MICROELECTRONIC - MARIN SA ]
