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L9680 Datasheet(PDF) 96 Page - STMicroelectronics

Part # L9680
Description  Automotive advanced airbag for mid/high end applications and cut-off battery IC
PDF  286 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

L9680 Datasheet(HTML) 96 Page - STMicroelectronics

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SPI interfaces
L9680
96/286
DS11615 Rev 7
7.4.20
Scrap seed read command register (SCRAP_SEED)
ID:
2E
Type:
R
Read:
-
Write:
2E00
MAIN_SS_DIS 0
-
- Main oscillator Spread Spectrum disable
Updated by POR or SPI write
0 Spread Spectrum enabled
1 Spread Spectrum disabled
ERBST_F_SEL[1:0] 00
-
- ER Boost switching frequency select
Updated by POR or SPI write
00 1.88 MHz
01 2.13 MHz
10 2.00 MHz
11 2.00 MHz
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
MOSI
-
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
MISO
0
0
0
0
0
0
0
0
0
0
0
0
SEED[7:0]
N/A N/A N/A
SEED[7:0] $00 $00 $00 Random scrap seed value - generated from a free-running 8-bit counter



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