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L9945 データシート(PDF) 80 Page - STMicroelectronics

部品番号 L9945
部品情報  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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メーカー  STMICROELECTRONICS [STMicroelectronics]
ホームページ  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

L9945 データシート(HTML) 80 Page - STMicroelectronics

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RESPONSE 4
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:
OUT4 configuration, P&H1 configuration, H-Bridge 1 enable
Reset:
0x48C00001
[31:28] C: Response to command 4
Reset: 0100
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] HB1_CONFIG: Configures CH1-CH2-CH3-CH4 for H-bridge1 operation
0: Not H-bridge configured
1: CH1-CH4 configured as H-bridge
Reset: 0
Reset Condition: POR, NRES
[25] PH1_DIAG_STRATEGY: OL masking strategy to prevent false OL assertion in P&H1 configuration
0: "No OL/STG /STB" failure reported
1: "No diagnostic done" reported
Reset: 0
Reset Condition: POR, NRES
[24] PH1_CONFIG: Configures CH1-CH4 for Peak and Hold1 configuration
0: Peak and Hold1 not configured
1: Peak and Hold1 configured
Reset: 0
Reset Condition: POR, NRES
[23:22] TDIAG_CONFIG_04: OFF state diagnostic blanking/filter timer for output 04. It has no effect if HB1_config =1 &
HB1_tdiag_ext_config = 0
00: 25.6 µs
01: 61.2 µs
10: 105.6 µs
11: 150 µs
Reset: 11
Reset Condition: POR, NRES
L9945
Functional description
DS12275 - Rev 10
page 80/144



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