SBASAC1A august   2021  – july 2023 AFE439A2 , AFE539A4 , AFE639D2

PRODUCTION DATA  

1.   1
2. 1 Features
3. 2 Applications
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: Voltage Output
   6. 6.6  Electrical Characteristics: Comparator Mode
   7. 6.7  Electrical Characteristics: ADC Input
   8. 6.8  Electrical Characteristics: General
   9. 6.9  Timing Requirements: I2C Standard Mode
   10. 6.10 Timing Requirements: I2C Fast Mode
   11. 6.11 Timing Requirements: I2C Fast Mode Plus
   12. 6.12 Timing Requirements: SPI Write Operation
   13. 6.13 Timing Requirements: SPI Read and Daisy Chain Operation (FSDO = 0)
   14. 6.14 Timing Requirements: SPI Read and Daisy Chain Operation (FSDO = 1)
   15. 6.15 Timing Requirements: PWM Output
   16. 6.16 Timing Requirements: I2C Controller
   17. 6.17 Timing Diagrams
   18. 6.18 Typical Characteristics: Voltage Output
   19. 6.19 Typical Characteristics: ADC
   20. 6.20 Typical Characteristics: Comparator
   21. 6.21 Typical Characteristics: General
8. 7 Detailed Description
   1. 7.1 Overview
   2. 7.2 Functional Block Diagrams
   3. 7.3 Feature Description
      1. 7.3.1 Smart Analog Front End (AFE) Architecture
      2. 7.3.2 Programming Interface
      3. 7.3.3 Nonvolatile Memory (NVM)
         1. 7.3.3.1 NVM Cyclic Redundancy Check (CRC)
            1. 7.3.3.1.1 NVM-CRC-FAIL-USER Bit
            2. 7.3.3.1.2 NVM-CRC-FAIL-INT Bit
      4. 7.3.4 Power-On Reset (POR)
      5. 7.3.5 External Reset
      6. 7.3.6 Register-Map Lock
   4. 7.4 Device Functional Modes
      1. 7.4.1 Voltage-Output Mode
      2. 7.4.2 Voltage Reference and DAC Transfer Function
         1. 7.4.2.1 Power-Supply as Reference
         2. 7.4.2.2 Internal Reference
         3. 7.4.2.3 External Reference
      3. 7.4.3 Comparator Mode
      4. 7.4.4 Analog-to-Digital Converter (ADC) Mode
      5. 7.4.5 Pulse-Width Modulation (PWM)
      6. 7.4.6 Proportional-Integral (PI) Control
         1. 7.4.6.1 AFE439A2 PI Control
         2. 7.4.6.2 AFE539A4 PI Control
         3. 7.4.6.3 AFE639D2 PI Control
   5. 7.5 Programming
      1. 7.5.1 SPI Programming Mode
      2. 7.5.2 I2C Programming Mode
         1. 7.5.2.1 F/S Mode Protocol
         2. 7.5.2.2 I2C Update Sequence
            1. 7.5.2.2.1 Address Byte
            2. 7.5.2.2.2 Command Byte
         3. 7.5.2.3 I2C Read Sequence
   6. 7.6 Register Maps
      1. 7.6.1  NOP Register (address = 00h) [reset = 0000h]
      2. 7.6.2  DAC-x-VOUT-CMP-CONFIG Register (address = 03h, 09h, 0Fh, 15h)
      3. 7.6.3  COMMON-CONFIG Register (address = 1Fh)
      4. 7.6.4  COMMON-TRIGGER Register (address = 20h) [reset = 0000h]
      5. 7.6.5  COMMON-PWM-TRIG Register (address = 21h) [reset = 0000h]
      6. 7.6.6  GENERAL-STATUS Register (address = 22h) [reset = 00h, DEVICE-ID, VERSION-ID]
      7. 7.6.7  INTERFACE-CONFIG Register (address = 26h) [reset = 0000h]
      8. 7.6.8  STATE-MACHINE-CONFIG0 Register (address = 27h) [reset = 0003h]
      9. 7.6.9  STATE-MACHINE-CONFIG1 Register (address = 29h) [reset = C800h]
      10. 7.6.10 SRAM-CONFIG Register (address = 2Bh) [reset = 0000h]
      11. 7.6.11 SRAM-DATA Register (address = 2Ch) [reset = 0000h]
9. 8 Application and Implementation
   1. 8.1 Application Information
   2. 8.2 Typical Application
      1. 8.2.1 Design Requirements
      2. 8.2.2 Detailed Design Procedure
      3. 8.2.3 Application Curves
   3. 8.3 Power Supply Recommendations
   4. 8.4 Layout
      1. 8.4.1 Layout Guidelines
      2. 8.4.2 Layout Example
10. 9 Device and Documentation Support
    1. 9.1 Documentation Support
       1. 9.1.1 Related Documentation
    2. 9.2 Receiving Notification of Documentation Updates
    3. 9.3 Support Resources
    4. 9.4 Trademarks
    5. 9.5 Electrostatic Discharge Caution
    6. 9.6 Glossary
11. 10Mechanical, Packaging, and Orderable Information

AFEx39xx 12-Bit, 10-Bit, and 8-Bit Smart Analog Front Ends for TEC Control Using Voltage and PWM Output