L99PM62XP Electrical specifications
The voltages are referred to GND and currents are assumed positive, when the current flows into the pin. 4.0 V < V
S
= 28 V; T j
= -40 °C to 130 °C, unless otherwise specified.
Table 17.
Reset output
Symbol Parameter Test condition
V
V
RT1
V
RT2
RESET
Reset threshold voltage1
Reset threshold voltage2
V
RT3
V
RT4
Reset threshold voltage3
Reset threshold voltage4
VRT4 Reset threshold voltage4
Reset pin low output voltage
V
1
decreasing
V
1
decreasing
V
1
decreasing
V1
decreasing
V
1
increasing
V
1
> 1V, I
RESET
5 mA
=
R
RESET t
RR t
UV1
Trd
Reset pull up int. resistor
Reset reaction time
V
1
under-voltage filter time
Reset pulse duration
I
LOAD1
= 1 mA
Min.
Typ.
Max.
Unit
3.7
4.2
4.25
4.5
4.7
3.9
4.3
4.4
4.60
4.8
4.1
4.45
4.55
4.75
4.9
V
V
V
V
V
80
6
1.5
0,2
110
16
2
0,4
150
40
2.5
V k Ω
µs
µs ms
5.5.7 Watchdog
4.5 V < V
S
< 28 V; 4.8 V < V
Figure 26
and Figure 27 .
1
< 5.2 V; T j
= -40 °C to 130 °C, unless otherwise specified, see
Table 18.
Watchdog
Symbol Parameter t
LW
T
EFW1
T
LFW1
T
SW1
T
EFW2
T
LFW2
T
SW2
T
EFW3
T
LFW3
T
SW3
T
EFW4
T
LFW4
T
SW4
Long open window
Early failure window 1
Late failure window 1
Safe window 1
Early failure window 2
Late failure window 2
Safe window 2
Early failure window 3
Late failure window 3
Safe window 3
Early failure window 4
Late failure window 4
Safe window 4
TBD
Test condition Min.
48,75
20
7.5
100
37.5
200
75
400
150
Typ.
Max.
Unit
65 81,25
4.5
12
22.5
60
45
120
90
240 ms ms ms ms ms ms ms ms ms ms ms ms ms
Doc ID 16363 Rev 4 49/98
Electrical specifications
Figure 26.
Watchdog timing (long, early, late and safe window)
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50/98 Doc ID 16363 Rev 4
