ZHCSOS0C august   2021  – june 2023 MCF8316A

PRODUCTION DATA  

  1.   1
  2. 1 特性
  3. 2 应用
  4. 3 Description
  5. 4 Revision History
  6. 5 Pin Configuration and Functions
  7. 6 Specifications
    1. 6.1 Absolute Maximum Ratings
    2. 6.2 ESD Ratings
    3. 6.3 Recommended Operating Conditions
    4. 6.4 Thermal Information
    5. 6.5 Electrical Characteristics
    6. 6.6 Characteristics of the SDA and SCL bus for Standard and Fast mode
    7. 6.7 Typical Characteristics
  8. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1  Output Stage
      2. 7.3.2  Device Interface Modes
        1. 7.3.2.1 Interface - Control and Monitoring
        2. 7.3.2.2 I2C Interface
      3. 7.3.3  Step-Down Mixed-Mode Buck Regulator
        1. 7.3.3.1 Buck in Inductor Mode
        2. 7.3.3.2 Buck in Resistor mode
        3. 7.3.3.3 Buck Regulator with External LDO
        4. 7.3.3.4 AVDD Power Sequencing from Buck Regulator
        5. 7.3.3.5 Mixed Mode Buck Operation and Control
        6. 7.3.3.6 Buck Undervoltage Protection
        7. 7.3.3.7 Buck Overcurrent Protection
      4. 7.3.4  AVDD Linear Voltage Regulator
      5. 7.3.5  Charge Pump
      6. 7.3.6  Slew Rate Control
      7. 7.3.7  Cross Conduction (Dead Time)
      8. 7.3.8  SPEED Control
        1. 7.3.8.1 Analog-Mode Speed Control
        2. 7.3.8.2 PWM-Mode Speed Control
        3. 7.3.8.3 I2C based Speed Control
        4. 7.3.8.4 Frequency-Mode Speed Control
        5. 7.3.8.5 Speed Profiles
          1. 7.3.8.5.1 Linear Speed Profiles
          2. 7.3.8.5.2 Staircase Speed Profiles
          3. 7.3.8.5.3 Forward-Reverse Speed Profiles
      9. 7.3.9  Starting the Motor Under Different Initial Conditions
        1. 7.3.9.1 Case 1 – Motor is Stationary
        2. 7.3.9.2 Case 2 – Motor is Spinning in the Forward Direction
        3. 7.3.9.3 Case 3 – Motor is Spinning in the Reverse Direction
      10. 7.3.10 Motor Start Sequence (MSS)
        1. 7.3.10.1 Initial Speed Detect (ISD)
        2. 7.3.10.2 Motor Resynchronization
        3. 7.3.10.3 Reverse Drive
          1. 7.3.10.3.1 Reverse Drive Tuning
        4. 7.3.10.4 Motor Start-up
          1. 7.3.10.4.1 Align
          2. 7.3.10.4.2 Double Align
          3. 7.3.10.4.3 Initial Position Detection (IPD)
            1. 7.3.10.4.3.1 IPD Operation
            2. 7.3.10.4.3.2 IPD Release Mode
            3. 7.3.10.4.3.3 IPD Advance Angle
          4. 7.3.10.4.4 Slow First Cycle Startup
          5. 7.3.10.4.5 Open loop
          6. 7.3.10.4.6 Transition from Open to Closed Loop
      11. 7.3.11 Closed Loop Operation
        1. 7.3.11.1 Closed Loop Acceleration/Deceleration Slew Rate
        2. 7.3.11.2 Speed PI Control
        3. 7.3.11.3 Current PI Control
        4. 7.3.11.4 Overmodulation
      12. 7.3.12 Motor Parameters
        1. 7.3.12.1 Motor Resistance
        2. 7.3.12.2 Motor Inductance
        3. 7.3.12.3 Motor Back-EMF constant
      13. 7.3.13 Motor Parameter Extraction Tool (MPET)
      14. 7.3.14 Anti-Voltage Surge (AVS)
      15. 7.3.15 Output PWM Switching Frequency
      16. 7.3.16 Active Braking
      17. 7.3.17 PWM Modulation Schemes
      18. 7.3.18 Dead Time Compensation
      19. 7.3.19 Motor Stop Options
        1. 7.3.19.1 Coast (Hi-Z) Mode
        2. 7.3.19.2 Recirculation Mode
        3. 7.3.19.3 Low-Side Braking
        4. 7.3.19.4 High-Side Braking
        5. 7.3.19.5 Active Spin-Down
        6. 7.3.19.6 Align Braking
      20. 7.3.20 FG Configuration
        1. 7.3.20.1 FG Output Frequency
        2. 7.3.20.2 FG Open-Loop and Lock Behavior
      21. 7.3.21 DC Bus Current Limit
      22. 7.3.22 Protections
        1. 7.3.22.1  VM Supply Undervoltage Lockout
        2. 7.3.22.2  AVDD Undervoltage Lockout (AVDD_UV)
        3. 7.3.22.3  BUCK Undervoltage Lockout (BUCK_UV)
        4. 7.3.22.4  VCP Charge Pump Undervoltage Lockout (CPUV)
        5. 7.3.22.5  Overvoltage Protection (OVP)
        6. 7.3.22.6  Overcurrent Protection (OCP)
          1. 7.3.22.6.1 OCP Latched Shutdown (OCP_MODE = 00b)
          2. 7.3.22.6.2 OCP Automatic Retry (OCP_MODE = 01b)
          3. 7.3.22.6.3 OCP Report Only (OCP_MODE = 10b)
          4. 7.3.22.6.4 OCP Disabled (OCP_MODE = 11b)
        7. 7.3.22.7  Buck Overcurrent Protection
        8. 7.3.22.8  Hardware Lock Detection Current Limit (HW_LOCK_ILIMIT)
          1. 7.3.22.8.1 HW_LOCK_ILIMIT Latched Shutdown (HW_LOCK_ILIMIT_MODE = 00xxb)
          2. 7.3.22.8.2 HW_LOCK_ILIMIT Automatic recovery (HW_LOCK_ILIMIT_MODE = 01xxb)
          3. 7.3.22.8.3 HW_LOCK_ILIMIT Report Only (HW_LOCK_ILIMIT_MODE = 1000b)
          4. 7.3.22.8.4 HW_LOCK_ILIMIT Disabled (HW_LOCK_ILIMIT_MODE= 1xx1b)
        9. 7.3.22.9  Thermal Warning (OTW)
        10. 7.3.22.10 Thermal Shutdown (TSD)
        11. 7.3.22.11 Motor Lock (MTR_LCK)
          1. 7.3.22.11.1 MTR_LCK Latched Shutdown (MTR_LCK_MODE = 00xxb)
          2. 7.3.22.11.2 MTR_LCK Automatic Recovery (MTR_LCK_MODE= 01xxb)
          3. 7.3.22.11.3 MTR_LCK Report Only (MTR_LCK_MODE = 1000b)
          4. 7.3.22.11.4 MTR_LCK Disabled (MTR_LCK_MODE = 1xx1b)
        12. 7.3.22.12 Motor Lock Detection
          1. 7.3.22.12.1 Lock 1: Abnormal Speed (ABN_SPEED)
          2. 7.3.22.12.2 Lock 2: Abnormal BEMF (ABN_BEMF)
          3. 7.3.22.12.3 Lock3: No-Motor Fault (NO_MTR)
        13. 7.3.22.13 MPET Faults
        14. 7.3.22.14 IPD Faults
    4. 7.4 Device Functional Modes
      1. 7.4.1 Functional Modes
        1. 7.4.1.1 Sleep Mode
        2. 7.4.1.2 Standby Mode
        3. 7.4.1.3 Fault Reset (CLR_FLT)
    5. 7.5 External Interface
      1. 7.5.1 DRVOFF Functionality
      2. 7.5.2 SOX Output
      3. 7.5.3 Oscillator Source
        1. 7.5.3.1 External Clock Source
      4. 7.5.4 External Watchdog
    6. 7.6 EEPROM access and I2C interface
      1. 7.6.1 EEPROM Access
        1. 7.6.1.1 EEPROM Write
        2. 7.6.1.2 EEPROM Read
      2. 7.6.2 I2C Serial Interface
        1. 7.6.2.1 I2C Data Word
        2. 7.6.2.2 I2C Write Operation
        3. 7.6.2.3 I2C Read Operation
        4. 7.6.2.4 Examples of MCF8316A I2C Communication Protocol Packets
        5. 7.6.2.5 Internal Buffers
        6. 7.6.2.6 CRC Byte Calculation
    7. 7.7 EEPROM (Non-Volatile) Register Map
      1. 7.7.1 Algorithm_Configuration Registers
      2. 7.7.2 Fault_Configuration Registers
      3. 7.7.3 Hardware_Configuration Registers
      4. 7.7.4 Internal_Algorithm_Configuration Registers
    8. 7.8 RAM (Volatile) Register Map
      1. 7.8.1 Fault_Status Registers
      2. 7.8.2 System_Status Registers
      3. 7.8.3 Device_Control Registers
      4. 7.8.4 Algorithm_Control Registers
      5. 7.8.5 Algorithm_Variables Registers
  9. 8 Application and Implementation
    1. 8.1 Application Information
    2. 8.2 Typical Applications
      1. 8.2.1 Application Curves
        1. 8.2.1.1 Motor startup
        2. 8.2.1.2 MPET
        3. 8.2.1.3 Dead time compensation
        4. 8.2.1.4 Auto handoff
        5. 8.2.1.5 Motor stop – recirculation mode
        6. 8.2.1.6 Anti voltage surge (AVS)
  10. 9 Power Supply Recommendations
    1. 9.1 Bulk Capacitance
  11. 10Layout
    1. 10.1 Layout Guidelines
    2. 10.2 Layout Example
    3. 10.3 Thermal Considerations
      1. 10.3.1 Power Dissipation
  12. 11Device and Documentation Support
    1. 11.1 支持资源
    2. 11.2 Trademarks
    3. 11.3 静电放电警告
    4. 11.4 术语表
  13. 12Mechanical, Packaging, and Orderable Information

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7.8.1 Fault_Status Registers

FAULT_STATUS Registers lists the memory-mapped registers for the Fault_Status registers. All register offset addresses not listed in FAULT_STATUS Registers should be considered as reserved locations and the register contents should not be modified.

Table 7-45 FAULT_STATUS Registers
AddressAcronymRegister NameSection
E0hGATE_DRIVER_FAULT_STATUSFault Status RegisterGATE_DRIVER_FAULT_STATUS Register (Address = E0h) [Reset = 00000000h]
E2hCONTROLLER_FAULT_STATUSFault Status RegisterCONTROLLER_FAULT_STATUS Register (Address = E2h) [Reset = 00000000h]

Complex bit access types are encoded to fit into small table cells. Fault_Status Access Type Codes shows the codes that are used for access types in this section.

Table 7-46 Fault_Status Access Type Codes
Access TypeCodeDescription
Read Type
RRRead
Reset or Default Value
-nValue after reset or the default value

7.8.1.1 GATE_DRIVER_FAULT_STATUS Register (Address = E0h) [Reset = 00000000h]

GATE_DRIVER_FAULT_STATUS is shown in GATE_DRIVER_FAULT_STATUS Register and described in GATE_DRIVER_FAULT_STATUS Register Field Descriptions.

Return to the Summary Table.

Status of various gate driver faults

Figure 7-79 GATE_DRIVER_FAULT_STATUS Register
3130292827262524
DRIVER_FAULTBK_FLTRESERVEDOCPNPOROVPOTRESERVED
R-0hR-0hR-0hR-0hR-0hR-0hR-0hR-0h
2322212019181716
OTWTSDOCP_HCOCP_LCOCP_HBOCP_LBOCP_HAOCP_LA
R-0hR-0hR-0hR-0hR-0hR-0hR-0hR-0h
15141312111098
RESERVEDOTP_ERRBUCK_OCPBUCK_UVVCP_UVRESERVED
R-0hR-0hR-0hR-0hR-0hR-0h
76543210
RESERVED
R-0h
Table 7-47 GATE_DRIVER_FAULT_STATUS Register Field Descriptions
BitFieldTypeResetDescription
31DRIVER_FAULTR0h Logic OR of driver fault registers
30BK_FLTR0h Buck fault

0h = No buck regulator fault condition is detected

1h = Buck regulator fault condition is detected

29RESERVEDR0h Reserved
28OCPR0h Overcurrent protection status

0h = No overcurrent condition is detected

1h = Overcurrent condition is detected

27NPORR0h Supply power on reset

0h = Power on reset condition is detected on VM

1h = No power-on-reset condition is detected on VM

26OVPR0h Supply overvoltage protection status

0h = No overvoltage condition is detected on VM

1h = Overvoltage condition is detected on VM

25OTR0h Overtemperature fault status

0h = No overtemperature warning / shutdown is detected

1h = Overtemperature warning / shutdown is detected

24RESERVEDR0h Reserved
23OTWR0h Overtemperature warning status

0h = No overtemperature warning is detected

1h = Overtemperature warning is detected

22TSDR0h Overtemperature shutdown status

0h = No overtemperature shutdown is detected

1h = Overtemperature shutdown is detected

21OCP_HCR0h Overcurrent status on high-side switch of OUTC

0h = No overcurrent detected on high-side switch of OUTC

1h = Overcurrent detected on high-side switch of OUTC

20OCP_LCR0h Overcurrent status on low-side switch of OUTC

0h = No overcurrent detected on low-side switch of OUTC

1h = Overcurrent detected on low-side switch of OUTC

19OCP_HBR0h Overcurrent status on high-side switch of OUTB

0h = No overcurrent detected on high-side switch of OUTB

1h = Overcurrent detected on high-side switch of OUTB

18OCP_LBR0h Overcurrent status on low-side switch of OUTB

0h = No overcurrent detected on low-side switch of OUTB

1h = Overcurrent detected on low-side switch of OUTB

17OCP_HAR0h Overcurrent status on high-side switch of OUTA

0h = No overcurrent detected on high-side switch of OUTA

1h = Overcurrent detected on high-side switch of OUTA

16OCP_LAR0h Overcurrent status on low-side switch of OUTA

0h = No overcurrent detected on low-side switch of OUTA

1h = Overcurrent detected on low-side switch of OUTA

15RESERVEDR0h Reserved
14OTP_ERRR0h One-time programmable (OTP) error

0h = No OTP error is detected

1h = OTP Error is detected

13BUCK_OCPR0h Buck regulator overcurrent status

0h = No buck regulator overcurrent is detected

1h = Buck regulator overcurrent is detected

12BUCK_UVR0h Buck regulator undervoltage status

0h = No buck regulator undervoltage is detected

1h = Buck regulator undervoltage is detected

11VCP_UVR0h Charge pump undervoltage status

0h = No charge pump undervoltage is detected

1h = Charge pump undervoltage is detected

10-0RESERVEDR0h Reserved

7.8.1.2 CONTROLLER_FAULT_STATUS Register (Address = E2h) [Reset = 00000000h]

CONTROLLER_FAULT_STATUS is shown in CONTROLLER_FAULT_STATUS Register and described in CONTROLLER_FAULT_STATUS Register Field Descriptions.

Return to the Summary Table.

Status of various controller faults

Figure 7-80 CONTROLLER_FAULT_STATUS Register
3130292827262524
CONTROLLER_FAULTRESERVEDIPD_FREQ_FAULTIPD_T1_FAULTIPD_T2_FAULTBUS_CURRENT_LIMIT_STATUSMPET_IPD_FAULTMPET_BEMF_FAULT
R-0hR-0hR-0hR-0hR-0hR-0hR-0hR-0h
2322212019181716
ABN_SPEEDABN_BEMFNO_MTRMTR_LCKLOCK_ILIMITHW_LOCK_ILIMITMTR_UNDER_VOLTAGEMTR_OVER_VOLTAGE
R-0hR-0hR-0hR-0hR-0hR-0hR-0hR-0h
15141312111098
SPEED_LOOP_SATURATIONCURRENT_LOOP_SATURATIONRESERVED
R-0hR-0hR-0h
76543210
RESERVEDRESERVEDRESERVEDRESERVED
R-0hR-0hR-0hR-0h
Table 7-48 CONTROLLER_FAULT_STATUS Register Field Descriptions
BitFieldTypeResetDescription
31CONTROLLER_FAULTR0h Logic OR of controller fault status registers

0h = No controller fault condition is detected

1h = Controller fault condition is detected

30RESERVEDR0h Reserved
29IPD_FREQ_FAULTR0h Indicates IPD frequency fault

0h = No IPD frequency fault detected

1h = IPD frequency fault detected

28IPD_T1_FAULTR0h Indicates IPD T1 fault

0h = No IPD T1 fault detected

1h = IPD T1 fault detected

27IPD_T2_FAULTR0h Indicates IPD T2 fault

0h = No IPD T2 fault detected

1h = IPD T2 fault detected

26BUS_CURRENT_LIMIT_STATUSR0h Indicates status of bus current limit

0h = No bus current limit fault detected

1h = Bus current limit fault detected

25MPET_IPD_FAULTR0h Indicates error during resistance and inductance measurement

0h = No MPET IPD fault detected

1h = MPET IPD fault detected

24MPET_BEMF_FAULTR0h Indicates error during BEMF constant measurement

0h = No MPET BEMF fault detected

1h = MPET BEMF fault detected

23ABN_SPEEDR0h Indicates abnormal speed motor lock condition

0h = No abnormal speed fault detected

1h = Abnormal speed fault detected

22ABN_BEMFR0h Indicates abnormal BEMF motor lock condition

0h = No abnormal BEMF fault detected

1h = Abnormal BEMF fault detected

21NO_MTRR0h Indicates no motor fault

0h = No motor fault not detected

1h = No motor fault detected

20MTR_LCKR0h Indicates when one of the motor lock is triggered

0h = Motor lock fault not detected

1h = Motor lock fault detected

19LOCK_ILIMITR0h Indicates lock Ilimit fault

0h = No lock current limit fault detected

1h = Lock current limit fault detected

18HW_LOCK_ILIMITR0h Indicates hardware lock Ilimit fault

0h = No hardware lock current limit fault detected

1h = Hardware lock current limit fault detected

17MTR_UNDER_VOLTAGER0h Indicates motor undervoltage fault

0h = No motor undervoltage detected

1h = Motor undervoltage detected

16MTR_OVER_VOLTAGER0h Indicates motor overvoltage fault

0h = No motor overvoltage detected

1h = Motor overvoltage detected

15SPEED_LOOP_SATURATIONR0h Indicates speed loop saturation

0h = No speed loop saturation detected

1h = Speed loop saturation detected

14CURRENT_LOOP_SATURATIONR0h Indicates current loop saturation

0h = No current loop saturation detected

1h = Current loop saturation detected

13-3RESERVEDR0h Reserved
2RESERVEDR0h Reserved
1RESERVEDR0h Reserved
0RESERVEDR0h Reserved