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24 Bit Analog to Digital Converter 1 Input 1 Sigma-Delta 16-TSSOP

ADS1246IPWR General Description

The ADS1246IPWR stands out as a cutting-edge solution for demanding temperature sensor applications, offering unparalleled precision and performance. Its comprehensive feature set, including the onboard PGA, delta-sigma ADC, and built-in voltage reference, ensures optimal functionality and accuracy in data acquisition. With support for multiple sensor types, selectable gains, and fast settling times, this ADC provides a complete front-end solution for a wide range of industrial and scientific applications. Trust the ADS1246IPWR to deliver precise and reliable data in even the most challenging measurement scenarios

Key Features

  • 24 Bits, No Missing Codes
  • Programmable Data Rates Up to 2 kSPS
  • Single-Cycle Settling for All Data Rates
  • Simultaneous 50-Hz and 60-Hz Rejection at 20 SPS
  • Analog Multiplexer With 8 (ADS1248) and 4
    (ADS1247) Independently Selectable Inputs
  • Low-Noise PGA: 48 nVRMS at PGA = 128
  • Dual-Matched Programmable Excitation Current Sources
  • Low-Drift Internal 2.048-V Reference:
    10 ppm/°C (Maximum)
  • Sensor Burn-Out Detection
  • 4 or 8 General-Purpose I/Os (ADS1247, ADS1248)
  • Internal Temperature Sensor
  • Power Supply and VREF Monitoring (ADS1247, ADS1248)
  • Self and System Calibration
  • SPI™-Compatible Serial Interface
  • Analog Supply: Unipolar (2.7 V to 5.25 V) and Bipolar (±2.5 V) Operation
  • Digital Supply: 2.7 V to 5.25 V
  • Operating Temperature –40°C to 125°C
    • Temperature Sensor Measurements:
      • RTDs, Thermocouples, and Thermistors
    • Pressure Measurements
    • Flow Meters
    • Factory Automation and Process Controls

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Source Content uid ADS1246IPWR Pbfree Code Yes
Part Life Cycle Code Active Pin Count 16
Reach Compliance Code compliant ECCN Code EAR99
HTS Code 8542.39.00.01 Converter Type ADC, DELTA-SIGMA
JESD-30 Code R-PDSO-G16 Moisture Sensitivity Level 1
Number of Analog In Channels 1 Number of Bits 24
Number of Functions 1 Number of Terminals 16
Output Bit Code 2'S COMPLEMENT BINARY Output Format SERIAL
Peak Reflow Temperature (Cel) 260 Surface Mount YES
Temperature Grade INDUSTRIAL Terminal Finish NICKEL PALLADIUM GOLD
Terminal Form GULL WING Terminal Position DUAL
Time@Peak Reflow Temperature-Max (s) 30 Product Category Analog to Digital Converters - ADC
Series ADS1246 Mounting Style SMD/SMT
Resolution 24 bit Number of Channels 1 Channel
Interface Type SPI Sampling Rate 2 kS/s
Input Type Differential Architecture Sigma-Delta
Analog Supply Voltage 2.7 V to 5.25 V Digital Supply Voltage 2.7 V to 5.25 V
Minimum Operating Temperature - 40 C Maximum Operating Temperature + 105 C
DNL - Differential Nonlinearity +/- 1 LSB Features 50/60 Hz Rejection, Oscillator, PGA, Temp Sensor
Height 1 mm INL - Integral Nonlinearity 15 ppm
Length 5 mm Number of Converters 1 Converter
Operating Supply Voltage 2.7 V to 5.25 V Power Consumption 2.3 mW
Product Type ADCs - Analog to Digital Converters Reference Type External
Factory Pack Quantity 2000 Subcategory Data Converter ICs
Supply Voltage - Max 5.25 V Supply Voltage - Min 2.7 V
Width 4.4 mm Unit Weight 0.002183 oz

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