ADS8339
- Sample Rate: 250 kHz
- 16-Bit Resolution
- Zero Latency at Full Speed
- Unipolar Single-Ended Input Range:
- 0 V to Vref
- SPI™-Compatible Serial Interface with Daisy-Chain Option
- Uses Internal Clock for Conversion
- Excellent Performance:
- 93.6 dB SNR (typ) at 10-kHz Input
- –106 dB THD (typ) at 10-kHz Input
- ±2.0 LSB INL (max)
- ±1.0 LSB DNL (max)
- Low-Power Dissipation:
- 17.5 mW (typ) at 250 kSPS
- Power Scales Linearly with Speed:
- 1.75 mW at 25 kSPS
- Power Dissipation During Power-Down State:
- 0.25 µW (typ)
- Package: VSSOP-10
The ADS8339 is a 16-bit, 250-kSPS, analog-to-digital converter (ADC). The device operates with a 2.25-V to 5.5-V external reference. The device includes a capacitor-based, successive-approximation register (SAR) ADC with an inherent sample-and-hold circuit.
The device includes a 25-MHz, SPI-compatible serial interface. The interface is designed to support daisy-chaining or cascading of multiple devices. Furthermore, a busy indicator makes synchronizing with the digital host easy. The unipolar, single-ended input range for the device supports an input swing of 0 V to Vref.
The device is optimized for low-power operation and power consumption scales directly with speed. This feature makes the device attractive for lower speed applications. The ADS8339 is available in a VSSOP-10 package.
技術文件
類型 | 標題 | 日期 | ||
---|---|---|---|---|
* | Data sheet | ADS8339 16-Bit, 250-kSPS, Serial Interface, Micro-Power, Miniature, SAR Analog-to-Digital Converter datasheet (Rev. A) | PDF | HTML | 2014年 7月 28日 |
Circuit design | Circuit for protecting low-voltage SAR ADC from electrical overstress with minim | 2019年 5月 25日 | ||
White paper | Voltage-reference impact on total harmonic distortion | 2016年 8月 1日 | ||
EVM User's guide | ADS8339EVM-PDK User's Guide (Rev. A) | 2015年 11月 3日 | ||
E-book | Best of Baker's Best: Precision Data Converters -- SAR ADCs | 2015年 5月 21日 |
設計與開發
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封裝 | 針腳 | CAD 符號、佔位空間與 3D 模型 |
---|---|---|
VSSOP (DGS) | 10 | Ultra Librarian |
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