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L9396 Datasheet(PDF) 66 Page - STMicroelectronics

No. de pieza L9396
Descripción Electrónicos  Automotive multiple power supply IC
PDF  109 Pages
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Fabricante Electrónico  STMICROELECTRONICS [STMicroelectronics]
Página de inicio  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

L9396 Datasheet(HTML) 66 Page - STMicroelectronics

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System functional safety implementations
L9396
66/109
DS12539 Rev 6
Proper scaling is necessary for various voltage measurements. The divider ratios vary by
measurement and are summarized by function in the table below.
Table 46. Conversion time
ADC CONFIG NSUM
N
Con. time (all channels)
“000”
1 sample
445 µs
“001”
2 samples
539 µs
“010”
4 samples
728 µs
“011”
8 samples
1106 µs
“100” to “111”
16 samples
1862 µs
Table 47. Divider ratios vary by measurement are summarized by function
Measurements
Divider ratio
22:1
15:1
10:1
7:1
4:1
2:1
1:1
CP
√
-
-
-
-
-
-
VBST
-
√
-
-
-
-
-
GPOD0
-
-
√
--
--
VB
-
-
√
-
-
-
-
VB_SW
-
-
√
-
-
-
-
VBM
-
-
√
-
-
-
-
VDBATT
-
-
√
-
-
-
-
VDS
-
-
√
--
--
PDS
-
-
√
--
--
IGN
-
-
√
--
--
WDTDIS
-
-
-
√
-
-
-
RSUH/L
-
-
-
-
√
-
-
VPREREG
-
-
-
-
√
-
-
VCC5
-
-
-
-
√
-
-
VCC
-
-
-
-
√
-
-
VCORE
-
-
-
-
√
-
-
SCORE
-
-
-
-
√
-
-
VDD
-
-
-
-
√
-
-
VINTA
-
-
-
-
√
-
-
AI[0..4]
-
-
-
-
-
√
-
Bandgap reference
(BGR/BGM)
--
-
-
-
-
√
Temperature sensor
-
-
-
-
-
-
√



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