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Texas Instruments TPS65910A Series, User Manual

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Texas Instruments TPS65910A Series User Manual Download Page 4

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List of Figures

1

AM335x Power Supply Connections with TPS65910A and TPS65910A3

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6

2

AM335x Power Supply Connections with TPS65910A31

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7

3

Power-Up and Power-Down Timing Diagram

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9

List of Tables

1

TPS65910Ax comparison

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5

2

EEPROM Configuration for TPS65910Ax

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8

3

Revision History

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12

4

List of Figures

SWCU093C – August 2011 – Revised May 2013

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Copyright © 2011–2013, Texas Instruments Incorporated

Summary of Contents for TPS65910A Series

Page 1: ...TPS65910Ax User s Guide For AM335x Processors Version C User s Guide Literature Number SWCU093C August 2011 Revised May 2013 ...

Page 2: ...ibited by U S or other applicable laws without obtaining prior authorisation from U S Department of Commerce and other competent Government authorities to the extent required by those laws This provision shall survive termination or expiration of this Agreement According to our best knowledge of the state and end use of this product or technology and in compliance with the export control regulatio...

Page 3: ...ource Configuration 10 3 5 Sleep Platform Configuration 10 4 Event Management Through Interrupts 11 4 1 INT_STS_REG VMBHI_IT 11 4 2 INT_STS_REG PWRON_IT 11 4 3 INT_STS_REG PWRON_LP_IT 11 4 4 INT_STS_REG HOTDIE_IT 11 4 5 INT_STS_REG VMBDCH_IT 11 4 6 INT_STS2_REG GPIO_R F_IT 11 4 7 INT_STS_REG RTC_ALARM_IT 11 5 Revision History 12 3 SWCU093C August 2011 Revised May 2013 Table of Contents Submit Docu...

Page 4: ...y Connections with TPS65910A31 7 3 Power Up and Power Down Timing Diagram 9 List of Tables 1 TPS65910Ax comparison 5 2 EEPROM Configuration for TPS65910Ax 8 3 Revision History 12 4 List of Figures SWCU093C August 2011 Revised May 2013 Submit Documentation Feedback Copyright 2011 2013 Texas Instruments Incorporated ...

Page 5: ...1 5V Low power mode Low power mode VRTC power mode Full power mode VRTC_REG VRTC_OFFMASK VRTC_REG VRTC_OFFMA in OFF state VRTC_REG VRTC_OFFMASK 1 0 SK 0 2 Connection Diagram and TPS65910Ax EEPROM Definition Figure 1 shows the connection diagram between the processor and the TPS65910A or TPS65910A3 Figure 2 shows the connection diagram between the processor and TPS65910A31 Notes for connection diag...

Page 6: ...upplying 5 V 5 V VDDS_CORE VDD_MPU VDDSHVx VDDS VDDSHV VDDA3P3V_USB0 1 VDDA1P8V_USB00 1 VDDA_ADC VDDS_RTC 1K 2 VDDIO 1K 2 SCL_SCK SDA_SDI SDASR_EN2 SCLSR_EN1 CLK32KOUT BOOT0 BOOT1 VRTC OSC32KIN OSC32KOUT GPIO1_9 I2C0_SDA I2C0_SCL PORZ PMIC_PWR_EN SPIO_D1 SPIO_CS0 GPIO1_8 PWRHOLD Processor 0 6 to 1 5 V DVS 12 5 mV steps Default ON 1 1 V 0 6 to 1 5 V DVS 12 5 mV steps Default ON 1 1 V 1 5 1 8 2 5 3 ...

Page 7: ..._SCL PORZ SPIO_D1 SPIO_CS0 GPIO1_8 1K 2 VDDIO 1K 2 SCL_SCK SDA_SDI VDDS_RTC VDDS_DDR VDDSHVx VDDS_PLL_xx VDDS_OSC VDDS_SRAM_CORE_BG VDDS_SRAM_MPU_BB VDDSHVx VDDS VDDSHV VDDA3P3V_USB0 1 VDDA1P8V_USB00 1 VDDA_ADC 1 8 3 3V based on system I O level 1 2 1 5 1 8 2 7 V Default ON 1 8 V 1 0 1 1 1 2 1 8 V Default ON 1 8 V 1 8 2 5 2 8 2 85 V Default ON 1 8 V 1 8 2 8 2 9 3 3 V Default ON 3 3 V 1 8 2 0 2 8 3...

Page 8: ...EG SEL LDO voltage selection 1 8 EEPROM LDO time slot 2 VDAC_REG SEL LDO voltage selection 1 8 EEPROM LDO time slot 1 VPLL_REG SEL LDO voltage selection 1 8 EEPROM LDO time slot 3 VAUX1_REG SEL LDO voltage selection 1 8 EEPROM LDO time slot 3 VMMC_REG SEL LDO voltage selection 3 3 EEPROM LDO time slot 5 VAUX33_REG SEL LDO voltage selection 3 3 EEPROM LDO time slot 5 VAUX2_REG SEL LDO voltage selec...

Page 9: ...ion Diagram and TPS65910Ax EEPROM Definition Table 2 EEPROM Configuration for TPS65910Ax continued Register Bit Description Option Selected 0 INT1 signal will be active low DEVCTRL2_REG IT_POL Active high 1 INT1 signal will be active high 0 Device automatically switches on at NO INT_MSK_REG VMBHI_IT_MSK SUPPLY to OFF or BACKUP to OFF transition 1 1 Start up reason is required before switch on Sele...

Page 10: ...If the SmarReflex interface is not used for viltage scaling power saving these pins can be used to control the power resources Configure two operating voltages for DCDC1 and DCDC2 VDDx_OP_REG SEL Roof voltage ENx ball high VDDx_SR_REG SEL Floor voltage ENx ball low Assign control for DCDC1 to SCLSR_EN1 and DCDC2 to SCLSR_EN2 Set EN1_SMPS_ASS_REG VDD1_EN1 1 Set EN2_SMPS_ASS_REG VDD2_EN1 2 Set SLEEP...

Page 11: ...t 4 4 INT_STS_REG HOTDIE_IT INT_STS_REG HOTDIE_IT indicates that the temperature of die is reaching the maximum limit Software must take action to decrease the power consumption before automatic shutdown 4 5 INT_STS_REG VMBDCH_IT INT_STS_REG VMBDCH_IT indicates that the input supply is low and the processor must prepare a shutdown to prevent losing data This interrupt is linked to VBAT but does no...

Page 12: ...date Figure 1 Replace Default OFF with TPS65910Ax EEPROM Figure 1 DEFAULT ON in VDIG1 VDIG2 VAUX1 Definition VAUX33 Connection Diagram and Update Figure 2 Replace Default OFF with TPS65910Ax EEPROM Figure 2 DEFAULT ON in VDIG1 VDIG2 VAUX1 Definition VAUX33 12 TPS65910Ax User s Guide For AM335x Processors SWCU093C August 2011 Revised May 2013 Submit Documentation Feedback Copyright 2011 2013 Texas ...

Page 13: ...esponsible for compliance with all legal regulatory and safety related requirements concerning its products and any use of TI components in its applications notwithstanding any applications related information or support that may be provided by TI Buyer represents and agrees that it has all the necessary expertise to create and implement safeguards which anticipate dangerous consequences of failur...

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