SLVUCJ9
February 2023
LP8764-Q1
,
TPS6594-Q1
PDN-0A User's Guide for Powering J7AEP with the TPS6594-Q1 and LP8764-Q1 PMICs
Trademarks
1
Introduction
2
Device Versions
3
Processor Connections
3.1
Power Mapping
3.2
Control Mapping
4
Supporting Functional Safety Systems
4.1
Achieving ASIL-B System Requirements
4.2
Achieving up to ASIL-D System Requirements
5
Static NVM Settings
5.1
Application-Based Configuration Settings
5.2
Device Identification Settings
5.3
BUCK Settings
5.4
LDO Settings
5.5
VCCA Settings
5.6
GPIO Settings
5.7
Finite State Machine (FSM) Settings
5.8
Interrupt Settings
5.9
POWERGOOD Settings
5.10
Miscellaneous Settings
5.11
Interface Settings
5.12
Multi-Device Settings
5.13
Watchdog Settings
6
Pre-Configurable Finite State Machine (PFSM) Settings
6.1
Configured States
6.2
PFSM Triggers
6.3
Power Sequences
6.3.1
TO_SAFE_SEVERE and TO_SAFE
6.3.2
TO_SAFE_ORDERLY and TO_STANDBY
6.3.3
ACTIVE_TO_WARM
6.3.4
ESM_SOC_ERROR
6.3.5
PWR_SOC_ERROR
6.3.6
MCU_TO_WARM
6.3.7
TO_MCU
6.3.8
TO_ACTIVE
6.3.9
TO_RETENTION
7
Application Examples
7.1
Moving Between States; ACTIVE and RETENTION
7.1.1
ACTIVE
7.1.2
MCU ONLY
7.1.3
RETENTION
7.2
Entering and Exiting Standby
7.3
Entering and Exiting LP_STANDBY
7.4
Runtime Customization
8
References
8
References
For additional information regarding the PMIC or processor devices, use the following:
Texas Instruments,
TPS6594-Q1 Power Management IC (PMIC) with 5 Bucks and 4 LDOs for Safety-Relevant Automotive Applications
data sheet
Texas Instruments,
4x 5-A (20-A) multiphase buck converter PMIC with functional safety features for automotive SoCs
data sheet
Texas Instruments,
Optimized TPS65941213-Q1 and TPS65941111-Q1 PMIC User Guide for J721E, PDN-0C (Rev. A)
Texas Instruments, TPS6594-Q1 Safety Manual (request through mySecure)
Texas Instruments, LP8764-Q1 Safety Manual (request through mySecure)
Texas Instruments,
TPS6594-Q1 Schematic PCB Checklist
application note
Texas Instruments,
TDA4VE TDA4AL TDA4VL Jacinto™ Processors, Silicon Revision 1.0
data sheet