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16-Bit, 250-kSPS, 1-Ch SAR ADC with fully differential input

ADC161S626CIMM/NOPB General Description

The ADC161S626 excels across a wide temperature range, supporting clock rates of 1 MHz to 5 MHz and reference voltages from 2.5 V to 5.5 V. Housed in a compact 10-lead VSSOP package, this ADC is perfect for applications requiring high accuracy, low power consumption, and a small footprint. Its differential input makes it ideal for interfacing with bridge sensors and transducers in battery-operated or remote data acquisition systems

Key Features

  • 16-bit Resolution With No Missing Codes
  • Ensured Performance from 50 to 250 kSPS
  • ±0.003% Signal Span Accuracy
  • Separate Digital Input/Output Supply
  • True Differential Input
  • External Voltage Reference Range of 0.5 V to VA
  • Zero-Power Track Mode with 0-µsec Wake-up Delay
  • Wide Input Common-mode Voltage Range of 0 V to VA
  • SPI/QSPI™/MICROWIRE™ Compatible Serial Interface
  • Operating Temperature Range of –40°C to +85°C
  • Small VSSOP-10 Package
  • Key Specifications
    • Conversion Rate 50 to 250 kSPS
    • DNL +0.8 / –0.5 LSB
    • INL ±0.8 LSB
    • Offset Error Temp Drift 2.5 µV/°C
    • Gain Error Temp Drift 0.3 ppm/°C
    • SNR 93.2 dBc
    • THD – 104 dBc
    • Power Consumption
      • 10 kSPS, 5 V 0.24 mW
      • 200 kSPS, 5 V 5.3 mW
      • 250 kSPS, 5 V 5.8 mW
      • Power-Down, 5 V 10 µW


Source Content uid ADC161S626CIMM/NOPB Pbfree Code Yes
Part Life Cycle Code Active Pin Count 10
Reach Compliance Code compliant HTS Code 8542.39.00.01
Moisture Sensitivity Level 1 Number of Analog In Channels 1
Number of Bits 16 Number of Functions 1
Number of Terminals 10 Output Bit Code 2'S COMPLEMENT BINARY
Output Format SERIAL Peak Reflow Temperature (Cel) 260
Sample and Hold / Track and Hold SAMPLE Surface Mount YES
Technology CMOS Temperature Grade INDUSTRIAL
Terminal Finish MATTE TIN Terminal Form GULL WING
Terminal Position DUAL Time@Peak Reflow Temperature-Max (s) 30
Product Category Analog to Digital Converters - ADC Series ADC161S626
Mounting Style SMD/SMT Resolution 16 bit
Number of Channels 1 Channel Interface Type 3-Wire, SPI
Sampling Rate 250 kS/s Input Type Differential/Single-Ended
Architecture SAR Analog Supply Voltage 4.5 V to 5.5 V
Digital Supply Voltage 2.7 V to 5.5 V SNR - Signal to Noise Ratio 93.2 dB
Minimum Operating Temperature - 40 C Maximum Operating Temperature + 85 C
DNL - Differential Nonlinearity - 1 LSB, 2 LSB Gain Error 0.03 % FSR
Height 0.86 mm INL - Integral Nonlinearity +/- 2 LSB
Input Voltage +/- 5 V Length 3 mm
Number of ADC Inputs 1 Input Number of Converters 1 Converter
Operating Supply Voltage 5 V Power Consumption 5.8 mW
Product Type ADCs - Analog to Digital Converters Reference Type External
Sample and Hold Yes SINAD - Signal to Noise and Distortion Ratio 93 dB
Factory Pack Quantity 1000 Subcategory Data Converter ICs
Supply Voltage - Max 5 V Supply Voltage - Min 5 V
Type S/H ADC Width 3 mm
Unit Weight 0.005051 oz

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