SNVSCC2I November   2022  – August 2026 TPS389C03-Q1

PRODUCTION DATA  

  1.   1
  2. 1 Features
  3. 2 Applications
  4. 3 Description
  5. 4 Device Comparison
  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 Timing Requirements
  8. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1  I2C
      2. 7.3.2  Maskable Interrupt (AMSK)
      3. 7.3.3  VDD
      4. 7.3.4  MON
      5. 7.3.5  NRST
      6. 7.3.6  NIRQ
      7. 7.3.7  ADC
      8. 7.3.8  Packet Error Checking (PEC)
      9. 7.3.9  Q&A Watchdog
        1. 7.3.9.1 Question and Token Generation
        2. 7.3.9.2 Q&A Watchdog Open and Close Window Delay
        3. 7.3.9.3 Q&A Watchdog Status Register
        4. 7.3.9.4 Q&A Watchdog Timing
        5. 7.3.9.5 Q&A Watchdog State Machine and Test Program
      10. 7.3.10 Error Signal Monitoring (ESM)
        1. 7.3.10.1 ESM Timing
      11. 7.3.11 Register Protection
    4. 7.4 Device Functional Modes
      1. 7.4.1 Built-In Self Test and Configuration Load
        1. 7.4.1.1 Notes on BIST Execution
      2. 7.4.2 TPS389C03-Q1 Power ON
  9. 8 Register Maps
    1. 8.1 Registers Overview
      1. 8.1.1 BANK0 Registers
      2. 8.1.2 BANK1 Registers
  10. 9 Application and Implementation
    1. 9.1 Application Information
    2. 9.2 Typical Application
      1. 9.2.1 Automotive Multichannel Sequencer and Monitor
      2. 9.2.2 Design Requirements
      3. 9.2.3 Detailed Design Procedure
      4. 9.2.4 Application Curves
    3. 9.3 Power Supply Recommendations
      1. 9.3.1 Power Supply Guidelines
    4. 9.4 Layout
      1. 9.4.1 Layout Guidelines
      2. 9.4.2 Layout Example
  11. 10Device and Documentation Support
    1. 10.1 Device Nomenclature
    2. 10.2 Documentation Support
    3. 10.3 Receiving Notification of Documentation Updates
    4. 10.4 Support Resources
    5. 10.5 Trademarks
    6. 10.6 Electrostatic Discharge Caution
    7. 10.7 Glossary
  12. 11Revision History
  13. 12Mechanical, Packaging, and Orderable Information

4 Device Comparison

Figure 4-1 shows the device nomenclature. See Table 4-1 and Table 4-2 for more detailed information regarding the configuration of currently released variants. Table 10-2 provides a more in depth description of register configuration and data value stored.

Table 4-3 provides a summary of available device functions and corresponding part number. Contact TI sales representatives or go online to TI's E2E forum for details and availability of other options; minimum order quantities apply.

TPS389C03-Q1 TPS389C03-Q1 Device NomenclatureFigure 4-1 TPS389C03-Q1 Device Nomenclature
Table 4-1 TPS389C0x-Q1 Device Threshold Table
Ordering CodeMonitor Channel CountThresholdsVMON2 (V)VMON3 (V)VMON4 (V)
TPS389C0300CRTERQ13UV_HF/OV_HF4.56/5.443.02/3.60.2/1.475
UV_LF/OV_LF4.56/5.443.02/3.60.2/1.475
TPS389C03A26RTERQ13UV_HF/OV_HF3.0/3.61.7/1.91.1/1.31
UV_LF/OV_LF3.16/3.441.72/1.881.145/1.25
TPS389C03P6XRTERQ13UV_HF/OV_HF4.56/5.443.02/3.61.1/1.31
UV_LF/OV_LF4.76/5.243.14/3.461.14/1.26
Table 4-2 TPS389C0x-Q1 Device Configuration Table
Ordering CodeFunctionsScalingOV/UV DEBOUNCELF CUTOFFBISTPECWD Open (ms)WD Close (ms)Max WD violation countI2C pull-up voltage (V)
TPS389C0300CRTERQ1Monitor LF/HF4/4/1102.4us1kHzAt PORDisabled303023.3
TPS389C03A26RTERQ1Monitor LF/HF4/4/1102.4us1kHzAt POREnabled10010073.3
TPS389C03P6XRTERQ1Monitor LF/HF4/4/1102.4us1kHzAt POREnabled10010073.3
Table 4-3 Multichannel Supervisor Summary Table
SpecificationTPS38900x-Q1TPS389R0x-Q1(1)TPS38800x-Q1(1)TPS388R0x-Q1(1)TPS389C0x-Q1TPS388C0x-Q1(1)
Hardware ASIL RatingDDBBDB
Monitoring Channel Count4 to 84 to 74 to 84 to 73 to 63 to 6
Monitoring Range0.2 to 5.5V0.2 to 5.5V0.2 to 5.5V0.2 to 5.5V0.2 to 5.5V0.2 to 5.5V
Comparator Monitoring (HF Faults)✓✓✓✓✓✓
ADC Monitoring (LF Faults)✓✓xx✓x
WatchdogxxxxQ&AWindow
Voltage Telemetry✓✓xx✓x
Monitor Glitch Filtering ✓✓✓✓✓✓
Sequence Logging✓x✓x✓✓
NIRQ PIN✓✓✓✓✓✓
NRST PINx✓x✓✓✓
SYNC PIN✓xxxxx
WDO PINxxxx✓✓
WDI PINxxxxx✓
ESM PINxxxx✓x
(1) Preview, contact TI sales representatives or on TI's E2E forum for details and availability of other options