ADC161S626

ACTIVO

SAR ADC de 16 bits, 250 kSPS, 1 canal con entrada completamente diferencial

Detalles del producto

Resolution (Bits) 16 Sample rate (max) (ksps) 250 Number of input channels 1 Interface type Microwire (Serial I/O), SPI Architecture SAR Input type Differential Rating Catalog Reference mode External Input voltage range (max) (V) 5.5 Input voltage range (min) (V) 0 Operating temperature range (°C) -40 to 85 Power consumption (typ) (mW) 5.8 Analog supply voltage (min) (V) 4.5 Analog supply voltage (max) (V) 5.5 SNR (dB) 93.2 Digital supply (min) (V) 2.7 Digital supply (max) (V) 5.5
Resolution (Bits) 16 Sample rate (max) (ksps) 250 Number of input channels 1 Interface type Microwire (Serial I/O), SPI Architecture SAR Input type Differential Rating Catalog Reference mode External Input voltage range (max) (V) 5.5 Input voltage range (min) (V) 0 Operating temperature range (°C) -40 to 85 Power consumption (typ) (mW) 5.8 Analog supply voltage (min) (V) 4.5 Analog supply voltage (max) (V) 5.5 SNR (dB) 93.2 Digital supply (min) (V) 2.7 Digital supply (max) (V) 5.5
VSSOP (DGS) 10 14.7 mm² 3 x 4.9
  • 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
  • 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

The ADC161S626 is a 16-bit successive-approximation register (SAR) Analog-to-Digital converter (ADC) with a maximum sampling rate of 250 kSPS. The ADC161S626 has a minimum signal span accuracy of ±0.003% over the temperate range of –40°C to +85°C. The converter features a differential analog input with an excellent common-mode signal rejection ratio of 85 dB, making the ADC161S626 suitable for noisy environments.

The ADC161S626 operates with a single analog supply (VA) and a separate digital input/output (VIO) supply. VA can range from 4.5 V to 5.5 V and VIO can range from 2.7 V to 5.5 V. This allows a system designer to maximize performance and minimize power consumption by operating the analog portion of the ADC at a VA of 5 V while interfacing with a 3.3-V controller. The serial data output is binary 2’s complement and is SPI compatible.

The performance of the ADC161S626 is ensured over temperature at clock rates of 1 MHz to 5 MHz and reference voltages of 2.5 V to 5.5 V. The ADC161S626 is available in a small 10-lead VSSOP package. The high accuracy, differential input, low power consumption, and small size make the ADC161S626 ideal for direct connection to bridge sensors and transducers in battery operated systems or remote data acquisition applications.

The ADC161S626 is a 16-bit successive-approximation register (SAR) Analog-to-Digital converter (ADC) with a maximum sampling rate of 250 kSPS. The ADC161S626 has a minimum signal span accuracy of ±0.003% over the temperate range of –40°C to +85°C. The converter features a differential analog input with an excellent common-mode signal rejection ratio of 85 dB, making the ADC161S626 suitable for noisy environments.

The ADC161S626 operates with a single analog supply (VA) and a separate digital input/output (VIO) supply. VA can range from 4.5 V to 5.5 V and VIO can range from 2.7 V to 5.5 V. This allows a system designer to maximize performance and minimize power consumption by operating the analog portion of the ADC at a VA of 5 V while interfacing with a 3.3-V controller. The serial data output is binary 2’s complement and is SPI compatible.

The performance of the ADC161S626 is ensured over temperature at clock rates of 1 MHz to 5 MHz and reference voltages of 2.5 V to 5.5 V. The ADC161S626 is available in a small 10-lead VSSOP package. The high accuracy, differential input, low power consumption, and small size make the ADC161S626 ideal for direct connection to bridge sensors and transducers in battery operated systems or remote data acquisition applications.

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Documentación técnica

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Documentación principal Tipo Título Opciones de formato Fecha
* Data sheet ADC161S626 16-Bit, 50 to 250 kSPS, Differential Input, MicroPower ADC datasheet (Rev. D) PDF | HTML 19 dic 2014
User guide SPIO-4 Precision Signal-Path Controller Board User Guide (Rev. A) 05 may 2018
White paper Voltage-reference impact on total harmonic distortion 01 ago 2016
E-book Best of Baker's Best: Precision Data Converters -- SAR ADCs 21 may 2015
User guide ADC161S626 16-Bit, 50 kSPS to 250 kSPS, Diff Input, Sampling ADC User Guide 21 feb 2012
Application note Bridging the Divide: A DAC Applications Tutorial (Precision Signal Path) 23 sep 2010
Application note Liquid-Level Monitoring Using a Pressure Sensor 15 oct 2008

Diseño y desarrollo

Para conocer los términos adicionales o los recursos necesarios, haga clic en cualquier título de abajo para ver la página de detalles cuando esté disponible.

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Modelo de simulación

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Pedidos y calidad

Información incluida:
  • RoHS
  • REACH
  • Marcado del dispositivo
  • Acabado de plomo/material de la bola
  • Clasificación de nivel de sensibilidad a la humedad (MSL)/reflujo máximo
  • Estimaciones de tiempo medio entre fallas (MTBF)/fallas en el tiempo (FIT)
  • Contenido del material
  • Resumen de calificaciones
  • Monitoreo continuo de confiabilidad
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  • Lugar de fabricación
  • Lugar de ensamblaje

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