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L9678PTR Datenblatt(PDF) 13 Page - STMicroelectronics

Teilenummer L9678PTR
Bauteilbeschribung  Automotive user configurable airbag and battery cut-off IC
PDF  215 Pages
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Hersteller  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

L9678PTR Datenblatt(HTML) 13 Page - STMicroelectronics

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DS11626 Rev 9
13/216
L9678P, L9678P-S
Absolute and operative maximum ratings
214
2
Absolute and operative maximum ratings
2.1
Absolute maximum ratings
Warning: This part may be irreparably damaged if taken outside the
specified absolute maximum ratings. Operation above the
absolute maximum ratings may also cause a decrease in
reliability.
Table 1. Absolute maximum ratings
Pin #
Pin name
Pin function
Min.
Max.
Unit
1
RESET
Reset output
-0.3
VDDQ+0.3 6.5
V
2
SPI_MISO
SPI interface data out / Safing sensor data in
-0.3
VDDQ+0.3 6.5
V
3
SPI_MOSI
SPI interface data in
-0.3
VDDQ+0.3 6.5
V
4
SPI_SCK
SPI interface clock
-0.3
VDDQ+0.3 6.5
V
5
SPI_CS
SPI interface chip select
-0.3
VDDQ+0.3 6.5
V
6
WDT/TM
Watchdog disable (Not for application)
-0.3
20
V
7
VDD3V3
3.3 V regulator output
-0.3
4.6
V
8
NC
Not connected (1)
-
-
-
9
CVDD
Internal 3.3 V regulator output
-0.3
4.6
V
10
GNDD
Digital ground
-0.3
0.3
V
11
SR0
Squib/pyroswitch 0 low-side pin
-0.3
40
V
12
SF0
Squib/pyroswitch 0 high-side pin
-1.0
40
V
13
SG01
Squib/pyroswitch 0 & 1 deployment ground pin
-0.3
0.3
V
14
SS01
Squib/pyroswitch 0 & 1 deployment supply pin
-0.3
40
V
15
SF1
Squib/pyroswitch 1 high-side pin
-1.0
40
V
16
SR1
Squib/pyroswitch 1 low-side pin
-0.3
40
V
17
DCS3
Sensor switch interface channel 3
-1.0
40
V
18
DCS2
Sensor switch interface channel 2
-1.0
40
V
19
DCS1
Sensor switch interface channel 1
-1.0
40
V
20
DCS0
Sensor switch interface channel 0
-1.0
40
V
21
VRESDIAG
Diagnostic supply input.
It can be connected either to ERBOOST or VSUP
or VIN
-0.3
40
V
22
RSU0/NC
PSI-5 Ch. 0 remote sensor output (only L9678P-
S), NC on L9678P
-1.0
40
V
23
RSU1/NC
PSI-5 Ch. 1 remote sensor output (only L9678P-
S), NC on L9678P
-1.0
40
V



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