Texas Instruments ADS8865 16-Bit, 400-kSPS, Serial Interface, microPower, Miniature, Truly-Differential Input, SAR ADC ADS8865IDRCR

The ADS8865IDRCR is a 16-bit, 400-kSPS, true-differential input, SAR analog-to-digital converter (ADC) from Texas Instruments. It features a serial interface compatible with SPI, allowing for easy integration into digital systems. The device operates with a supply voltage range of 2.7 V to 3.6 V for AVDD and 1.65 V to 3.6 V for DVDD, with an independent reference voltage range of 2.5 V to 5 V. This ADC supports a wide common-mode voltage range from 0 V to VREF, ensuring versatility in various applications. It offers excellent performance metrics, including a signal-to-noise ratio (SNR) of 96 dB and total harmonic distortion (THD) of -115 dB. The device is optimized for low power consumption, dissipating only 2.6 mW at 400 kSPS and featuring a power-down current of 50 nA. The ADS8865 is suitable for applications such as automatic test equipment, instrumentation, and precision medical equipment, making it a strong candidate for projects requiring high accuracy and low power operation. The operating temperature range is specified from -40¬8C to +85¬8C, ensuring reliability in various environmental conditions.