L5965 datasheet(67/73 Pages) STMICROELECTRONICS

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Revision history

Table 32. Document revision history

Date

Revision

Changes

04-Dec-2018

Initial release.

09-May-2019

Updated:

•

Table 32. Top level safety requirements;

•

Table 33. Functions and safety mechanism;

•

Section Features;

•

Section 3.3 Electrical characteristics;

•

Section 4 Functional description;

•

Section 5.2.11 SPI REG ADC TH1;

•

Section 5.2.12 SPI REG ADC TH2;

•

Section 5.2.13 SPI REG ADC TH3;

•

Section 5.2.14 SPI REG ADC TH4;

•

Section 5.2.15 SPI REG ADC TH5;

•

Section 5.2.16 SPI REG ADC TH6;

•

Section 5.2.17 SPI REG ADC TH7;

•

Section 6.3 INIT mode;

•

Section 6.8 OTP bit mapping and register configuration.

18-Jul-2023

Updated:

•

Figure 2. Functional block diagram;

•

Figure 13. Fault function in active mode;

•

Figure 26. OTP program flow chart;

•

Table 6. Electrical characteristics;

•

Section 4.1 Programming by OTP;

•

Section 4.2.9 ADC;

•

Section 4.2.15 Temperature control and VBATx voltage through internal ADC;

•

Section 5.2.3 SPI REG BUCK3 and SPI REG WD_REC_EN;

•

Section 5.2.23 SPI Device Identification;

•

Section 6.8 OTP bit mapping and register configuration;

•

Section 6.9.5 SAF_REG_STAT.

Minor text changes in:

•

Table 1. Pin description and functions;

•

Table 19. Buck2 CFG;

•

Section 1 Overview;

•

Section 4.2.2 Pre regulator BUCK1;

•

Section 4.2.3 Pre-regulator BUCK2;

•

Section 4.2.4 Post regulator BUCK3;

•

Section 4.2.5 Post regulator BUCK4;

•

Section 4.2.6 BOOST;

•

Section 4.2.13 Configurable watchdog and reset;

•

Section 5 SPI format and register mapping;

•

Section 6.1 Shutdown mode;

•

Section 6.3 INIT mode;

•

Section 6.9.2 SAF_REG_CFG;

•

Section 6.11 Power up programming;

•

Section 7 Application information.

Removed:

•

Section 7 Functional safety requirements;

•

Section 7.1 Functions and safety mechanism related to safety requirements;

•

Section 7.2 System safety mechanism;

•

Section 8.1 External components calculation.

L5965

DS12567 - Rev 3

page 67/73

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