ZHCSQK5 May   2022 DAC53001 , DAC53002 , DAC63001 , DAC63002

PRODUCTION DATA  

  1. 1 特性
  2. 2 应用
  3. 3 说明
  4. 4 Revision History
  5. 5 Pin Configuration and Functions
  6. 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: Current Output
    7. 6.7  Electrical Characteristics: Comparator Mode
    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: GPIO
    16. 6.16 Timing Diagrams
    17. 6.17 Typical Characteristics: Voltage Output
    18. 6.18 Typical Characteristics: Current Output
    19. 6.19 Typical Characteristics: Comparator
    20. 6.20 Typical Characteristics: General
  7. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1 Smart Digital-to-Analog Converter (DAC) Architecture
      2. 7.3.2 Digital Input/Output
      3. 7.3.3 Nonvolatile Memory (NVM)
      4. 7.3.4 Power Consumption
    4. 7.4 Device Functional Modes
      1. 7.4.1 Voltage-Output Mode
        1. 7.4.1.1 Voltage Reference and DAC Transfer Function
          1. 7.4.1.1.1 Internal Reference
          2. 7.4.1.1.2 External Reference
          3. 7.4.1.1.3 Power-Supply as Reference
      2. 7.4.2 Current-Output Mode
      3. 7.4.3 Comparator Mode
        1. 7.4.3.1 Programmable Hysteresis Comparator
        2. 7.4.3.2 Programmable Window Comparator
      4. 7.4.4 Fault-Dump Mode
      5. 7.4.5 Application-Specific Modes
        1. 7.4.5.1 Voltage Margining and Scaling
          1. 7.4.5.1.1 High-Impedance Output and PROTECT Input
          2. 7.4.5.1.2 Programmable Slew-Rate Control
          3. 7.4.5.1.3 PMBus Compatibility Mode
        2. 7.4.5.2 Function Generation
          1. 7.4.5.2.1 Triangular Waveform Generation
          2. 7.4.5.2.2 Sawtooth Waveform Generation
          3. 7.4.5.2.3 Sine Waveform Generation
      6. 7.4.6 Device Reset and Fault Management
        1. 7.4.6.1 Power-On Reset (POR)
        2. 7.4.6.2 External Reset
        3. 7.4.6.3 Register-Map Lock
        4. 7.4.6.4 NVM Cyclic Redundancy Check (CRC)
          1. 7.4.6.4.1 NVM-CRC-FAIL-USER Bit
          2. 7.4.6.4.2 NVM-CRC-FAIL-INT Bit
      7. 7.4.7 Power-Down Mode
        1. 7.4.7.1 Deep-Sleep Mode
    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
      3. 7.5.3 General-Purpose Input/Output (GPIO) Modes
    6. 7.6 Register Map
      1. 7.6.1  NOP Register (address = 00h) [reset = 0000h]
      2. 7.6.2  DAC-X-MARGIN-HIGH Register (address = 13h, 01h) [reset = 0000h]
      3. 7.6.3  DAC-X-MARGIN-LOW Register (address = 14h, 02h) [reset = 0000h]
      4. 7.6.4  DAC-X-VOUT-CMP-CONFIG Register (address = 15h, 03h) [reset = 0000h]
      5. 7.6.5  DAC-X-IOUT-MISC-CONFIG Register (address = 16h, 04h) [reset = 0000h]
      6. 7.6.6  DAC-X-CMP-MODE-CONFIG Register (address = 17h, 05h) [reset = 0000h]
      7. 7.6.7  DAC-X-FUNC-CONFIG Register (address = 18h, 06h) [reset = 0000h]
      8. 7.6.8  DAC-X-DATA Register (address = 1Ch, 19h) [reset = 0000h]
      9. 7.6.9  COMMON-CONFIG Register (address = 1Fh) [reset = 0FFFh]
      10. 7.6.10 COMMON-TRIGGER Register (address = 20h) [reset = 0000h]
      11. 7.6.11 COMMON-DAC-TRIG Register (address = 21h) [reset = 0000h]
      12. 7.6.12 GENERAL-STATUS Register (address = 22h) [reset = 00h, DEVICE-ID, VERSION-ID]
      13. 7.6.13 CMP-STATUS Register (address = 23h) [reset = 0000h]
      14. 7.6.14 GPIO-CONFIG Register (address = 24h) [reset = 0000h]
      15. 7.6.15 DEVICE-MODE-CONFIG Register (address = 25h) [reset = 0000h]
      16. 7.6.16 INTERFACE-CONFIG Register (address = 26h) [reset = 0000h]
      17. 7.6.17 SRAM-CONFIG Register (address = 2Bh) [reset = 0000h]
      18. 7.6.18 SRAM-DATA Register (address = 2Ch) [reset = 0000h]
      19. 7.6.19 BRDCAST-DATA Register (address = 50h) [reset = 0000h]
      20. 7.6.20 PMBUS-PAGE Register [reset = 0300h]
      21. 7.6.21 PMBUS-OP-CMD-X Register [reset = 0000h]
      22. 7.6.22 PMBUS-CML Register [reset = 0000h]
      23. 7.6.23 PMBUS-VERSION Register [reset = 2200h]
  8. 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
  9. 9 Power Supply Recommendations
  10. 10Layout
    1. 10.1 Layout Guidelines
    2. 10.2 Layout Example
  11. 11Device and Documentation Support
    1. 11.1 接收文档更新通知
    2. 11.2 支持资源
    3. 11.3 Trademarks
    4. 11.4 Electrostatic Discharge Caution
    5. 11.5 术语表
  12. 12Mechanical, Packaging, and Orderable Information

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6.6 Electrical Characteristics: Current Output

at 1.7 V ≤ VDD ≤ 5.5 V, ±250-µA output range, digital inputs at VDD or AGND, all minimum and maximum specifications at –40°C ≤ TA ≤ +125°C, and typical specifications at TA = 25°C (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
STATIC PERFORMANCE
Resolution 8 Bits
INL Integral nonlinearity DAC codes between 10d and 255d for current output range of 0 µA to 25 µA, DAC codes between 0d and 255d for other ranges –1 1 LSB
DNL Differential nonlinearity DAC codes between 10d and 255d for current output range of 0 µA to 25 µA, DAC codes between 0d and 255d for other ranges –1 1 LSB
Offset error DAC output range: 0 µA to 25 µA, DAC at code 10d ±1.5 %FSR
DAC output ranges: 0 µA to 50 µA, 0 µA to 125 µA, and 0 µA to 250 µA; DAC at zero-scale 5
all unipolar negative ranges, DAC at zero-scale -5
DAC output ranges: ±25 µA, ±50 µA, ±125 µA, and ±250 µA; DAC at midscale ±1
Gain error DAC output range: 0 µA to 25 µA, DAC codes between 10d and 255d ±1.5 %FSR
DAC output ranges: 0 µA to 50 µA, 0 µA to 125 µA, and 0 µA to 250 µA; DAC codes between 0d and 255d ±1.5
all unipolar negative ranges, DAC codes between 0d and 255d ±5
DAC output ranges: ±25 µA, ±50 µA, ±125 µA, and ±250 µA; DAC codes between 0d and 255d ±1.3
OUTPUT
Output compliance voltage(1) DAC output range: 0 µA to 25 µA, to VDD and to AGND 200 mV
DAC output ranges: 0 µA to 50 µA, 0 µA to 125 µA, and 0 µA to 250 µA; to VDD 400
all unipolar negative ranges, to VDD 400
DAC output ranges: ±25 µA, ±50 µA, ±125 µA, and ±250 µA; to VDD and to AGND 400
ZO IOUT dc output impedance(2) DAC at midscale, DAC output kept at VDD/2 60 MΩ
Power supply rejection ratio (dc) DAC at midscale, output range: 0 µA to 25 µA, VDD changed from 4.5 V to 5.5 V 0.28 LSB/V
DAC at midscale, all unipolar positive ranges, VDD changed from 4.5 V to 5.5 V 0.33
DAC at midscale, all unipolar negative ranges, VDD changed from 4.5 V to 5.5 V 0.83
DAC at midscale, all bipolar ranges, VDD changed from 4.5 V to 5.5 V 0.23
DYNAMIC PERFORMANCE
tsett Output current settling time 1/4 to 3/4 scale and 3/4 to 1/4 scale settling to 1 LSB at 8-bit resolution, VDD = 5.5 V, common-mode voltage at OUTx pin is VDD/2 60 µs
Vn Output noise current (peak to peak) 0.1 Hz to 10 Hz, DAC at midscale,
VDD = 5.5 V, ±250-µA output range		 150 nAPP
Output noise density f = 1 kHz, DAC at midscale,
VDD = 5.5 V, ±250-µA output range		 1 nA/√Hz
Power supply rejection ratio (ac)(3) ±250-µA output range, 200-mV 50-Hz or 60-Hz sine wave superimposed on power-supply voltage, DAC at midscale 0.65 LSB/V
POWER
IDD Current flowing into VDD(3) (4) Normal operation, DACs at midscale, all unipolar output ranges, digital pins static 18 24 µA/ch
Normal operation, DACs at full scale, ±25-µA output range, digital pins static 42 50
Normal operation, DACs at full scale, ±50-µA output range, digital pins static 56 70
Normal operation, DACs at full scale, ±125-µA output range, digital pins static 98 120
Normal operation, DACs at full scale, ±250-µA output range, digital pins static 167 200
(1) Measured between DAC codes 0d and 255d.
(2) Specified by design and characterization, not production tested.
(3) The current flowing into VDD does not account for the load current sourced or sinked on the OUTx pins. The VREF pin is connected to VDD.
(4) The total power consumption is calculated by IDD x (total number of channels powered on) + (sleep-mode current).
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