ZHCSEE1F October   2010  – September 2019 ADS1118

PRODUCTION DATA.  

  1. 1 特性
  2. 2 应用
  3. 3 说明
    1.     Device Images
      1.      K 型热电偶测量使用集成温度传感器进行冷结点补偿
  4. 4 修订历史记录
  5. 5 Device Comparison Table
  6. 6 Pin Configuration and Functions
    1.     Pin Functions
  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 Electrical Characteristics
    6. 7.6 Timing Requirements: Serial Interface
    7. 7.7 Switching Characteristics: Serial Interface
    8. 7.8 Typical Characteristics
  8. 8 Parameter Measurement Information
    1. 8.1 Noise Performance
  9. 9 Detailed Description
    1. 9.1 Overview
    2. 9.2 Functional Block Diagram
    3. 9.3 Feature Description
      1. 9.3.1 Multiplexer
      2. 9.3.2 Analog Inputs
      3. 9.3.3 Full-Scale Range (FSR) and LSB Size
      4. 9.3.4 Voltage Reference
      5. 9.3.5 Oscillator
      6. 9.3.6 Temperature Sensor
        1. 9.3.6.1 Converting from Temperature to Digital Codes
        2. 9.3.6.2 Converting from Digital Codes to Temperature
    4. 9.4 Device Functional Modes
      1. 9.4.1 Reset and Power Up
      2. 9.4.2 Operating Modes
        1. 9.4.2.1 Single-Shot Mode and Power-Down
        2. 9.4.2.2 Continuous-Conversion Mode
      3. 9.4.3 Duty Cycling for Low Power
    5. 9.5 Programming
      1. 9.5.1 Serial Interface
      2. 9.5.2 Chip Select (CS)
      3. 9.5.3 Serial Clock (SCLK)
      4. 9.5.4 Data Input (DIN)
      5. 9.5.5 Data Output and Data Ready (DOUT/DRDY)
      6. 9.5.6 Data Format
      7. 9.5.7 Data Retrieval
        1. 9.5.7.1 32-Bit Data Transmission Cycle
        2. 9.5.7.2 16-Bit Data Transmission Cycle
    6. 9.6 Register Maps
      1. 9.6.1 Conversion Register [reset = 0000h]
        1. Table 6. Conversion Register Field Descriptions
      2. 9.6.2 Config Register [reset = 058Bh]
        1. Table 7. Config Register Field Descriptions
  10. 10Application and Implementation
    1. 10.1 Application Information
      1. 10.1.1 Serial Interface Connections
      2. 10.1.2 GPIO Ports for Communication
      3. 10.1.3 Analog Input Filtering
      4. 10.1.4 Single-Ended Inputs
      5. 10.1.5 Connecting Multiple Devices
      6. 10.1.6 Pseudo Code Example
    2. 10.2 Typical Application
      1. 10.2.1 Design Requirements
      2. 10.2.2 Detailed Design Procedure
      3. 10.2.3 Application Curves
  11. 11Power Supply Recommendations
    1. 11.1 Power-Supply Sequencing
    2. 11.2 Power-Supply Decoupling
  12. 12Layout
    1. 12.1 Layout Guidelines
    2. 12.2 Layout Example
  13. 13器件和文档支持
    1. 13.1 文档支持
      1. 13.1.1 相关文档
    2. 13.2 接收文档更新通知
    3. 13.3 社区资源
    4. 13.4 商标
    5. 13.5 静电放电警告
    6. 13.6 Glossary
  14. 14机械、封装和可订购信息

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

7.8 Typical Characteristics

At TA = 25°C, VDD = 3.3 V, FSR = ±2.048 V (unless otherwise noted).
ADS1118 tc_terr-sig_bas457.gif
DR = 860 SPS, diff inputs, includes noise, offset and gain error
Figure 2. Total Error vs Input Signal
ADS1118 tc_inl-vs_bas457.gif
Figure 4. INL vs Supply Voltage
ADS1118 tc_inl-in_sig_fs512_3V_bas457.gif
FSR = ±0.512 V, DR = 8 SPS, VDD = 3.3 V, best fit
Figure 6. INL vs Input Signal
ADS1118 tc_inl-in_sig_fs512_5V_bas457.gif
FSR = ±0.512 V, DR = 8 SPS, VDD = 5 V, best fit
Figure 8. INL vs Input Signal
ADS1118 tc_inl-dr_bas457.gif
FSR = ±2.048 V, best fit
Figure 10. INL vs Data Rate
ADS1118 tc_oerr_1end-vs_bas457.gif
Figure 12. Single-Ended Offset Voltage vs Supply
ADS1118 tc_diff_oset-vs_bas457.gif
Figure 14. Differential Offset Voltage vs Supply
ADS1118 tc_offset_histo_bas457.gif
FSR = ±2.048 V,
540 units from 3 production lots
Figure 16. Offset Histogram
ADS1118 tc_gerr-vs_bas457.gif
Figure 18. Gain Error vs Supply
ADS1118 tc_ts_error-tmp_bas457.png
Figure 20. Temperature Sensor Error vs Temp (VSSOP)
ADS1118 D006_SBAS740.gif
TA = 0°C, 48 units from 3 production lots
Figure 22. Temperature Sensor Error Histogram (VSSOP)
ADS1118 D008_SBAS740.gif
TA = 70°C, 48 units from 3 production lots
Figure 24. Temperature Sensor Error Histogram (VSSOP)
ADS1118 C007_sbas457.png
Figure 26. Temperature Sensor Error vs Temp (X2QFN)
ADS1118 D011_SBAS740.gif
TA = 0°C, 94 units from production
Figure 28. Temperature Sensor Error Histogram (X2QFN)
ADS1118 D013_SBAS740.gif
TA = 70°C, 94 units from production
Figure 30. Temperature Sensor Error Histogram (X2QFN)
ADS1118 tc_ivdd-tmp_bas457.gif
Figure 32. Operating Current vs Temperature
ADS1118 tc_fresp_bas457.gif
DR = 8 SPS
Figure 34. Digital Filter Frequency Response
ADS1118 tc_drate-tmp_bas457.png
Figure 3. Data Rate vs Temperature
ADS1118 tc_inl-in_sig_fs2048_3V_bas457.gif
FSR = ±2.048 V, DR = 8 SPS, VDD = 3.3 V, best fit
Figure 5. INL vs Input Signal
ADS1118 tc_inl-in_sig_fs2048_5V_bas457.gif
FSR = ±2.048 V, DR = 8 SPS, VDD = 5 V, best fit
Figure 7. INL vs Input Signal
ADS1118 tc_inl_vs_temp_bas457.gif
FSR = ±2.048 V, DR = 8 SPS, best fit
Figure 9. INL vs Temperature
ADS1118 tc_oerr_1end-tmp_bas457.gif
Figure 11. Single-Ended Offset Voltage vs Temperature
ADS1118 tc_diff_oset-tmp_bas457.gif
Figure 13. Differential Offset Voltage vs Temperature
ADS1118 tc_offset_drift_histogram_bas457.gif
FSR = ±2.048 V, TA = –40°C to +125°C, MUX = AIN0 to AIN3,
540 units from 3 production lots
Figure 15. Offset Drift Histogram
ADS1118 tc_gerr-tmp_bas457.gif
Figure 17. Gain Error vs Temperature
ADS1118 tc_gerr_histo_bas457.gif
FSR = ±2.048 V,
540 units from 3 production lots
Figure 19. Gain Error Histogram
ADS1118 D005_SBAS740.gif
TA = –40°C, 48 units from 3 production lots
Figure 21. Temperature Sensor Error Histogram (VSSOP)
ADS1118 D007_SBAS740.gif
TA = 25°C, 48 units from 3 production lots
Figure 23. Temperature Sensor Error Histogram (VSSOP)
ADS1118 D009_SBAS740.gif
TA = 125°C, 48 units from 3 production lots
Figure 25. Temperature Sensor Error Histogram (VSSOP)
ADS1118 D010_SBAS740.gif
TA = –40°C, 94 units from production
Figure 27. Temperature Sensor Error Histogram (X2QFN)
ADS1118 D012_SBAS740.gif
TA = 25°C, 94 units from production
Figure 29. Temperature Sensor Error Histogram (X2QFN)
ADS1118 D014_SBAS740.gif
TA = 125°C, 94 units from production
Figure 31. Temperature Sensor Error Histogram (X2QFN)
ADS1118 tc_iq-tmp_bas457.png
Figure 33. Power-Down Current vs Temperature
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