l99pm62gxp STMicroelectronics, l99pm62gxp Datasheet - Page 51

• Manufacturer Part Number: l99pm62gxp
• Description: Power Management Ic With Lin And High Speed Can
• Manufacturer: STMicroelectronics

L99PM62GXP
5.5.6
5.5.7
Reset output
The voltages are referred to GND and currents are assumed positive, when the current
flows into the pin. 4.0 V < V
Table 18.
Watchdog
4.5 V < V
Figure 28
Table 19.
Symbol
Symbol
V
R
T
T
T
T
T
T
T
T
VRT4
T
T
T
T
V
V
V
V
RESET
RESET
t
EFW1
EFW2
EFW3
EFW4
LFW1
LFW2
LFW3
LFW4
t
Trd
t
UV1
SW1
SW2
SW3
SW4
RR
LW
RT1
RT2
RT3
RT4
S
and
< 28 V; 4.8 V < V
Reset threshold voltage1
Reset threshold voltage2
Reset threshold voltage3
Reset threshold voltage4
Reset threshold voltage4
Reset pin low output voltage V
Reset pull up int. resistor
Reset reaction time
V
Reset pulse duration
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
1
Reset output
Watchdog
under-voltage filter time
Figure
Parameter
Parameter
29.
S
1
= 28 V; T
< 5.2 V; T
Doc ID 17639 Rev 3
j
V
V
V
V1
V
I
= -40 °C to 130 °C, unless otherwise specified.
LOAD1
j
1
1
1
1
1
= -40 °C to 130 °C, unless otherwise specified, see
decreasing
decreasing
decreasing
decreasing
increasing
> 1 V; I
Test condition
Test condition
= 1 mA
RESET
= 5 mA
48,75
Min.
37.5
100
200
400
150
Min.
4.25
1.46
7.5
20
75
3.7
4.2
4.5
4.7
80
6
Electrical specifications
Typ.
Typ.
4.60
110
3.9
4.3
4.4
4.8
0,2
16
65
2
81,25
Max.
Max.
4.45
4.55
4.75
22.3
150
120
240
4.1
4.9
0,4
2.5
4.5
40
12
60
45
90
51/102
Unit
Unit
ms
ms
ms
ms
ms
ms
ms
ms
ms
ms
ms
ms
ms
ms
kΩ
µs
µs
V
V
V
V
V
V