ADC161S626
1-Kanal-SAR-ADC, 16 Bit, 250 kSPS, mit vollständig differenziellem Eingang
ADC161S626
- 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 2s 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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Technische Dokumentation
Typ | Titel | Datum | ||
---|---|---|---|---|
* | Data sheet | ADC161S626 16-Bit, 50 to 250 kSPS, Differential Input, MicroPower ADC datasheet (Rev. D) | PDF | HTML | 19 Dez 2014 |
User guide | SPIO-4 Precision Signal-Path Controller Board User Guide (Rev. A) | 05 Mai 2018 | ||
White paper | Voltage-reference impact on total harmonic distortion | 01 Aug 2016 | ||
E-book | Best of Baker's Best: Precision Data Converters -- SAR ADCs | 21 Mai 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 Okt 2008 |
Design und Entwicklung
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Gehäuse | Pins | CAD-Symbole, Footprints und 3D-Modelle |
---|---|---|
VSSOP (DGS) | 10 | Ultra Librarian |
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