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L9945 Datasheet(PDF) 95 Page - STMicroelectronics

No. de pieza L9945
Descripción Electrónicos  Automotive fully configurable 8-channel High/Low side MOSFET pre-driver suitable for 12 V and 24 V systems
PDF  144 Pages
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Fabricante Electrónico  STMICROELECTRONICS [STMicroelectronics]
Página de inicio  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

L9945 Datasheet(HTML) 95 Page - STMicroelectronics

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RESPONSE 9
Frame partitioning
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10
9
8
7
6
5
4
3
2
1
0
Description:
OUT8 configuration, P&H2 configuration, H-Bridge 2 enable
Reset:
0x99FFFFFE
[31:28] C: Response to command 9
Reset: 1001
Reset Condition: POR, NRES
[27] R/W: Bit to read/write configuration
0: Write & request read
1: Request read only
Reset: 1
Reset Condition: POR, NRES
[26] HB2_ILIM: H-bridge 2 Current limitation latch
0: No current limitation active
1: Current limitation active
Reset: 0
Reset Condition: Read out POR, NRES
[25] HB1_ILIM: H-bridge 1 Current limitation latch
0: No current limitation active
1: Current limitation active
Reset: 0
Reset Condition: Read out POR, NRES
[24, 16, 8] DIAG_08: Diagnostic information for CH8
diag_8[2] diag_8[1] diag_8[0]:
0 0 0: OC pin failure
0 0 1: OC failure
0 1 0: STG/STB failure
0 1 1: OL failure
1 0 0: no failure
1 0 1: No OC failure
1 1 0: No OL/STG/STB failure
1 1 1: no diagnostic done
Reset: 111
Reset Condition: Read out POR, NRES
L9945
Functional description
DS12275 - Rev 10
page 95/144



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