DocID14273 Rev 5 7/30
L9758 Pins configuration
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16 REF_SEL Tracking A voltage reference selection
17 VS_DIS Sensor supply disable
18 REXT External current reference resistance
19 RST_TIM Reset timer adjustment
20 RSTL VDDL regulator reset output
21 RST5 VDD5 regulator reset output
22 STBY_OK Standby regulator monitor
23 VSTBY Standby regulator output
24 VKAM Standby memory regulator output
25 VPROG2 Standby regulator voltage selection (VSTBY)
26 VPROG1 Standby memory regulator voltage selection (VKAM)
27 CORE_DIS VDDL and VCORE disable
28 VPROG3 VDDL voltage selection
29 VCORE_DRV VCORE external pass transistor predriver output
30 VCORE_FDBK VCORE feedback
31 VDDL_FDBK VDDL feedback
32 VDDL_DRV VDDL external pass transistor predriver output
33 VDD5 VDD5 linear regulator output
34 VB Switching preregulator output
35 FDBK Switching voltage feedback
36 SW Buck regulator switch output
Table 3. Control pins description
Pin name
Logic
level
Description
Type of
I/O
IGN
Low Enter in Stand-by Mode if also PSU_EN is low
Pull
down
High Enter in Run Mode
IGN_ON
Low IGN is high
Open
drain
High IGN is low
PSU_EN
Low Enter in Stand-by Mode if also IGN is low
Pull
down
High Enter in Run Mode
VS_DIS
Low Enable VSB, VSC, VSD tracking regulators
Pull
down
High Disable VSB, VSC, VSD tracking regulators
Table 2. Pins description (continued)
Pin # Name Description
