ZHCSKK3B December   2019  – February 2022 TPS6594-Q1

PRODUCTION DATA  

  1. 1 特性
  2. 2 应用
  3. 3 说明
    1.     4
  4. 4 Revision History
  5. 5 说明（续）
  6. 6 Pin Configuration and Functions
    1. 6.1 Digital Signal Descriptions
  7. 7 Specifications
    1. 7.1  Absolute Maximum Ratings
    2. 7.2  ESD Ratings
    3. 7.3  Recommended Operating Conditions
    4. 7.4  Thermal Information
    5. 7.5  General Purpose Low Drop-Out Regulators (LDO1, LDO2, LDO3)
    6. 7.6  Low Noise Low Drop-Out Regulator (LDO4)
    7. 7.7  Internal Low Drop-Out Regulators (LDOVRTC, LDOVINT)
    8. 7.8  BUCK1, BUCK2, BUCK3, BUCK4 and BUCK5 Regulators
    9. 7.9  Reference Generator (BandGap)
    10. 7.10 Monitoring Functions
    11. 7.11 Clocks, Oscillators, and PLL
    12. 7.12 Thermal Monitoring and Shutdown
    13. 7.13 System Control Thresholds
    14. 7.14 Current Consumption
    15. 7.15 Backup Battery Charger
    16. 7.16 Digital Input Signal Parameters
    17. 7.17 Digital Output Signal Parameters
    18. 7.18 I/O Pullup and Pulldown Resistance
    19. 7.19 I2C Interface
    20. 7.20 Serial Peripheral Interface (SPI)
    21. 7.21 Typical Characteristics
  8. 8 Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
      1. 8.3.1  System Supply Voltage Monitor and Over-Voltage Protection
      2. 8.3.2  Power Resources (Bucks and LDOs)
        1. 8.3.2.1 Buck Regulators
          1. 8.3.2.1.1  BUCK Regulator Overview
          2. 8.3.2.1.2  Multi-Phase Operation and Phase-Adding or Shedding
          3. 8.3.2.1.3  Transition Between PWM and PFM Modes
          4. 8.3.2.1.4  Multi-Phase BUCK Regulator Configurations
          5. 8.3.2.1.5  Spread-Spectrum Mode
          6. 8.3.2.1.6  Adaptive Voltage Scaling (AVS) and Dynamic Voltage Scaling (DVS) Support
          7. 8.3.2.1.7  BUCK Output Voltage Setting
          8. 8.3.2.1.8  BUCK Regulator Current Limit
          9. 8.3.2.1.9  SW_Bx Short-to-Ground Detection
          10. 8.3.2.1.10 Sync Clock Functionality
          11.        48
        2. 8.3.2.2 Low Dropout Regulators (LDOs)
          1. 8.3.2.2.1 LDOVINT
          2. 8.3.2.2.2 LDOVRTC
          3. 8.3.2.2.3 LDO1, LDO2, and LDO3
          4. 8.3.2.2.4 Low-Noise LDO (LDO4)
      3. 8.3.3  Residual Voltage Checking
      4. 8.3.4  Output Voltage Monitor and PGOOD Generation
      5. 8.3.5  Thermal Monitoring
        1. 8.3.5.1 Thermal Warning Function
        2. 8.3.5.2 Thermal Shutdown
      6. 8.3.6  Backup Supply Power-Path
      7. 8.3.7  General-Purpose I/Os (GPIO Pins)
      8. 8.3.8  nINT, EN_DRV, and nRSTOUT Pins
      9. 8.3.9  Interrupts
      10. 8.3.10 RTC
        1. 8.3.10.1 General Description
        2. 8.3.10.2 Time Calendar Registers
          1. 8.3.10.2.1 TC Registers Read Access
          2. 8.3.10.2.2 TC Registers Write Access
        3. 8.3.10.3 RTC Alarm
        4. 8.3.10.4 RTC Interrupts
        5. 8.3.10.5 RTC 32-kHz Oscillator Drift Compensation
      11. 8.3.11 Watchdog (WDOG)
        1. 8.3.11.1 Watchdog Fail Counter and Status
        2. 8.3.11.2 Watchdog Start-Up and Configuration
        3. 8.3.11.3 MCU to Watchdog Synchronization
        4. 8.3.11.4 Watchdog Disable Function
        5. 8.3.11.5 Watchdog Sequence
        6. 8.3.11.6 Watchdog Trigger Mode
        7. 8.3.11.7 WatchDog Flow Chart and Timing Diagrams in Trigger Mode
        8.       79
        9. 8.3.11.8 Watchdog Question-Answer Mode
          1. 8.3.11.8.1 Watchdog Q&A Related Definitions
          2. 8.3.11.8.2 Question Generation
          3. 8.3.11.8.3 Answer Comparison
            1. 8.3.11.8.3.1 Sequence of the 2-bit Watchdog Answer Counter
            2. 8.3.11.8.3.2 Watchdog Sequence Events and Status Updates
            3. 8.3.11.8.3.3 Watchdog Q&A Sequence Scenarios
      12. 8.3.12 Error Signal Monitor (ESM)
        1. 8.3.12.1 ESM Error-Handling Procedure
          1. 8.3.12.1.1 Level Mode
          2.        90
          3. 8.3.12.1.2 PWM Mode
            1. 8.3.12.1.2.1 Good-Events and Bad-Events
            2. 8.3.12.1.2.2 ESM Error-Counter
            3. 8.3.12.1.2.3 ESM Start-Up in PWM Mode
            4. 8.3.12.1.2.4 ESM Flow Chart and Timing Diagrams in PWM Mode
            5.         96
    4. 8.4 Device Functional Modes
      1. 8.4.1 Device State Machine
        1. 8.4.1.1 Fixed Device Power FSM
          1. 8.4.1.1.1 Register Resets and NVM Read at INIT State
        2. 8.4.1.2 Pre-Configurable Mission States
          1. 8.4.1.2.1 PFSM Commands
            1. 8.4.1.2.1.1  REG_WRITE_IMM Command
            2. 8.4.1.2.1.2  REG_WRITE_MASK_IMM Command
            3. 8.4.1.2.1.3  REG_WRITE_MASK_PAGE0_IMM Command
            4. 8.4.1.2.1.4  REG_WRITE_BIT_PAGE0_IMM Command
            5. 8.4.1.2.1.5  REG_WRITE_WIN_PAGE0_IMM Command
            6. 8.4.1.2.1.6  REG_WRITE_VOUT_IMM Command
            7. 8.4.1.2.1.7  REG_WRITE_VCTRL_IMM Command
            8. 8.4.1.2.1.8  REG_WRITE_MASK_SREG Command
            9. 8.4.1.2.1.9  SREG_READ_REG Command
            10. 8.4.1.2.1.10 SREG_WRITE_IMM Command
            11. 8.4.1.2.1.11 WAIT Command
            12. 8.4.1.2.1.12 DELAY_IMM Command
            13. 8.4.1.2.1.13 DELAY_SREG Command
            14. 8.4.1.2.1.14 TRIG_SET Command
            15. 8.4.1.2.1.15 TRIG_MASK Command
            16. 8.4.1.2.1.16 END Command
          2. 8.4.1.2.2 Configuration Memory Organization and Sequence Execution
          3. 8.4.1.2.3 Mission State Configuration
          4. 8.4.1.2.4 Pre-Configured Hardware Transitions
            1. 8.4.1.2.4.1 ON Requests
            2. 8.4.1.2.4.2 OFF Requests
            3. 8.4.1.2.4.3 NSLEEP1 and NSLEEP2 Functions
            4. 8.4.1.2.4.4 WKUP1 and WKUP2 Functions
            5. 8.4.1.2.4.5 LP_WKUP Pins for Waking Up from LP STANDBY
        3. 8.4.1.3 Error Handling Operations
          1. 8.4.1.3.1 Power Rail Output Error
          2. 8.4.1.3.2 Boot BIST Error
          3. 8.4.1.3.3 Runtime BIST Error
          4. 8.4.1.3.4 Catastrophic Error
          5. 8.4.1.3.5 Watchdog (WDOG) Error
          6. 8.4.1.3.6 Error Signal Monitor (ESM) Error
          7. 8.4.1.3.7 Warnings
        4. 8.4.1.4 Device Start-up Timing
        5. 8.4.1.5 Power Sequences
        6. 8.4.1.6 First Supply Detection
        7. 8.4.1.7 Register Power Domains and Reset Levels
      2. 8.4.2 Multi-PMIC Synchronization
        1. 8.4.2.1 SPMI Interface System Setup
        2. 8.4.2.2 Transmission Protocol and CRC
          1. 8.4.2.2.1 Operation with Transmission Errors
          2. 8.4.2.2.2 Transmitted Information
        3. 8.4.2.3 SPMI Target Device Communication to SPMI Controller Device
          1. 8.4.2.3.1 Incomplete Communication from SPMI Target Device to SPMI Controller Device
        4. 8.4.2.4 SPMI-BIST Overview
          1. 8.4.2.4.1 SPMI Bus during Boot BIST and RUNTIME BIST
          2. 8.4.2.4.2 Periodic Checking of the SPMI
          3. 8.4.2.4.3 SPMI Message Priorities
    5. 8.5 Control Interfaces
      1. 8.5.1 CRC Calculation for I2C and SPI Interface Protocols
      2. 8.5.2 I2C-Compatible Interface
        1. 8.5.2.1 Data Validity
        2. 8.5.2.2 Start and Stop Conditions
        3. 8.5.2.3 Transferring Data
        4. 8.5.2.4 Auto-Increment Feature
      3. 8.5.3 Serial Peripheral Interface (SPI)
    6. 8.6 Configurable Registers
      1. 8.6.1 Register Page Partitioning
      2. 8.6.2 CRC Protection for Configuration, Control, and Test Registers
      3. 8.6.3 CRC Protection for User Registers
      4. 8.6.4 Register Write Protection
        1. 8.6.4.1 ESM and WDOG Configuration Registers
        2. 8.6.4.2 User Registers
    7. 8.7 Register Maps
      1. 8.7.1 TPS6594-Q1 Registers
  9. 9 Application and Implementation
    1. 9.1 Application Information
    2. 9.2 Typical Application
      1. 9.2.1 Powering a Processor
        1. 9.2.1.1 Design Requirements
        2. 9.2.1.2 Detailed Design Procedure
          1. 9.2.1.2.1 VCCA, VSYS_SENSE, and OVPGDRV
          2. 9.2.1.2.2 Internal LDOs
          3. 9.2.1.2.3 Crystal Oscillator
          4. 9.2.1.2.4 Buck Input Capacitors
          5. 9.2.1.2.5 Buck Output Capacitors
          6. 9.2.1.2.6 Buck Inductors
          7. 9.2.1.2.7 LDO Input Capacitors
          8. 9.2.1.2.8 LDO Output Capacitors
          9. 9.2.1.2.9 Digital Signal Connections
      2. 9.2.2 Application Curves
  10. 10Power Supply Recommendations
  11. 11Layout
    1. 11.1 Layout Guidelines
    2. 11.2 Layout Example
  12. 12Device and Documentation Support
    1. 12.1 Device Support
      1. 12.1.1 第三方产品免责声明
    2. 12.2 Device Nomenclature
    3. 12.3 Documentation Support
    4. 12.4 Receiving Notification of Documentation Updates
    5. 12.5 支持资源
    6. 12.6 Trademarks
    7. 12.7 Electrostatic Discharge Caution
    8. 12.8 术语表
  13. 13Mechanical, Packaging, and Orderable Information

封装选项

机械数据 (封装 | 引脚)
散热焊盘机械数据 (封装 | 引脚)
订购信息

7.13 System Control Thresholds

Over operating free-air temperature range (unless otherwise noted). Voltage level is in reference to the thermal/ground pad of the device.
POS PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
Electrical Characteristics
9.1 VPOR_Falling VCCA UVLO/POR falling threshold Measured on VCCA pin 2.7 2.75 2.8 V
9.2 VPOR_Rising VCCA UVLO/POR rising threshold Measured on VCCA pin 2.7 3 V
9.3 VPOR_Hyst VCCA UVLO/POR hysteresis 100 mV
9.5aa VVCCA_OVP_Rising VCCA OVP rising threshold Measured on VCCA pin. VCCA_PG_SET = 0b 3.9 4.0 4.1 V
9.5ab Measured on VCCA pin. VCCA_PG_SET = 1b 5.6 5.7 5.8 V
9.5b VVCCA_OVP_Hyst VCCA OVP hysteresis 50 mV
9.7 VVSYS_OVP_Rising VSYS OVP rising threshold Measured on VSYS_SENSE pin, untrimmed 5.6 5.9 6.2 V
9.8 VVSYS_OVP_Rising_Trim VSYS OVP rising threshold, trimmed Measured on VSYS_SENSE pin, trimmed 5.8 5.9 6 V
9.9 VOVPGDRV_OFF Output voltage at OVPGDRV pin when external FET is switched off Measured after OVPGDRV pin has reached steady state voltage 0.4 V
9.10 VOVPGDRV_On Output voltage at OVPGDRV pin when external FET is switched on Measured after OVPGDRV pin has reached steady state voltage 12 V
9.11 Ciss_extFET Gate capacitance of external NMOS FET External NMOS FET: VDS = 12V, VGS = 0V  4 nF
9.12 VOVPGDRV_OV_TH Over-voltage threshold level at OVPGDRV pin when external FET is switched on 12.5 V
9.13 RVCCA_OVP_PD Active pull down resistance between VCCA and GND in case of VSYS OVP detection 50 100 140 Ω
9.14 VVSYS_SR Input slew rate of VSYS supply Measured at VSYS_SENSE pin as voltage rises from 0V to VPOR_Rising 30 mV/µs
9.15 VVCCA_PVIN_SR Input slew rate of VCCA and PVIN_x supplies Measured at VCCA and PVIN_x pins as voltage rises from 0V to VPOR_Rising 60 mV/µs
9.16 VVIO_SR Input slew rate of VIO supply Measured at VIO pin as voltage rises from 0V to VPOR_Rising 60 mV/µs
9.17 VVBACKUP_SR Input slew rate of VBACKUP supply Measured at VBACKUP pin 60 mV/µs
9.18 VVSYS_RC_TH VSYS reset recovery threshold Measured on VSYS_SENSE pin 50 mV
9.19 VVSYS_UVLO Rising_TH VSYS UVLO recovery threshold Measured on VSYS_SENSE pin 2.4 2.7 V
9.20 VOVP_FET_Short_TH VSYS OVP FET-fail short test threshold Measured on VCCA pin 0.3 0.42 V
9.21 VOVP_FET_Short_Hyst VSYS OVP FET fail-short test hysteresis Measured on VCCA pin 30 60 mV
Timing Requirements
26.1 tVSYS_RC_TH VSYS reset recovery time Minimum time VSYS_SENSE stays below  VVSYS_RC_TH before device recovers from VSYS power cycle 5 ms
26.20 tVSYSOVP_INIT Startup time for OVPGDRV output Total startup time for OVPDGRV to rise from 0V to  VVSYS_SENSE, including OVP circuit startup, FET fault detection, and OVPGDRV ramp time.  200 µF capacitance at VCCA 6 20 ms
26.2 tlatency_VSYSOVP OVPGDRV latency from VSYS OVP detection Voltage at VSYS_SENSE pin rises from 6 V to 8 V in 7 µs.   Measured from the time VSYS_SENSE = 6 V to the time OVPGDRV = VCCA 15 µs
26.3a tlatency_VCCAOVP OVPGDRV latency from VCCA OVP detection VCCA_PG_SEL = 0b. Voltage at VSYS_SENSE pin rises from 4 V to 8 V in 7 µs. Measured from the time VCCA = VVCCA_OVP_Rising to the time OVPGDRV = VCCA  10 µs
26.3b VCCA_PG_SEL = 1b. Voltage at VSYS_SENSE pin rises from 6 V to 8 V in 7 µs.  Measured from the time VCCA = VVCCA_OVP_Rising to the time OVPGDRV = VCCA 10 µs
26.4 tlatency_VCCAUVLO VCCA_UVLO signal latency from detection Measured time between VVCCA falling from 3.3 V to 2.7 V with ≤ 100mv/µs slope, to the detection of VCCA_UVLO signal 10 µs
26.5 tlatency_VINT LDOVINT OVP and UVLO signal latency from detection
With 25-mV overdrive

 12 µs
26.14 tABISTrun Run time for ABIST 0.25 ms
26.15 tLBISTrun Run time for LBIST 1.8 ms
26.16 tINIT_NVM_ANALOG Device initialization time to load default values for NVM registers, and start-up analog circuits 2 ms
26.17 tINIT_REF_CLK_LDO Device initialization time for reference bandgaps, system clock, and internal LDOs 1 ms