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L9659 数据表(PDF) 13 Page - STMicroelectronics

部件名 L9659
功能描述  Octal squib driver ASIC for safety application
PDF  51 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

L9659 数据表(HTML) 13 Page - STMicroelectronics

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L9659
Electrical specifications
Doc ID 022048 Rev 2
13/51
tDIAGTIMEOUT Diagnostic delay time
From/CS until Test Results
are Valid,
Output voltage change 0V to
VDD * 0.72
CSQHx= 0.12µF
CSQLx= 0.12µF
--
300
µs
High side safing diagnostics
ISRC_HSS
Diagnostic current into
selected VRESx pin during
test
Normal conditions
710
-
950
µA
IHSS_8
Current during diagnostic
All 8 VRESx pins tied
together
710
-
1020
µA
RHSSNORM_th
Normal resistance range
when running high side
safing diagnostics
All 8 VRESx pins tied
together
1.4
-
2.5
K
VHSSNORM_r
ange
Normal voltage range
between VSDIAG and
VRESx pin) when running
high side safing diagnostics
All 8 VRESx pins tied
together
1.0
-
2.5
V
VHSSSHORT_th
Short voltage threshold
between VSDIAG and
VRESx pin)
All 8 VRESx pins tied
together
0.5
-
1.0
V
VHSSOPEN_th
Open voltage threshold
between VSDIAG and
VRESx pin)
All 8 VRESx pins tied
together
2.5
-
4.0
V
tDIAGTIMEOUT Diagnostic delay time
From/CS until test results
are valid,
CSQHx= 0.12µF
CSQLx= 0.12µF
-
-
500
µs
Voltage measurement diagnostics (VRESx)
IRESx
Max diagnostic current into
VRESx pin
Normal Conditions
-
-
50
µA
VVRESXLO_th
Low voltage threshold for
VRESx pin
-5.0
-
7
V
VVRESXHI_th
High voltage threshold for
VRESx pin
-
13.7
-
18.0
V
tDIAGTIMEOUT Diagnostic delay time
From/CS until test results
are valid.
-
-
100
µs
Table 7.
Squib deployment drivers and diagnostics - DC electrical characteristics (continued)
Symbol
Parameter
Test condition
Min.
Typ.
Max.
Unit



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