GENERAL DESCRIPTION
The AD7676 is a 16-bit, 500 kSPS, charge redistribution SAR, fully differential analog-to-digital converter (ADC) that operates from a single 5 V power supply. The part contains a high speed 16-bit sampling ADC, an internal conversion clock, error correction circuits, and both serial and parallel system interface ports.

FEATURES
   Throughput: 500 kSPS
   INL: ±1 LSB Max (±0.0015% of Full Scale)
   16-Bit Resolution with No Missing Codes
   S/(N+D): 94 dB Typ @ 45 kHz
   THD: –110 dB Typ @ 45 kHz
   Differential Input Range: ±2.5 V
   Both AC and DC Specifications
   No Pipeline Delay
   Parallel (8 Bits/16 Bits) and Serial 5 V/3 V Interface
   SPI™/QSPI™/MICROWIRE™/DSP Compatible
   Single 5 V Supply Operation
   67 mW Typical Power Dissipation, 15 μW @ 100 SPS
   Power-Down Mode: 7 μW Max
   Packages: 48-Lead Quad Flatpack (LQFP)
      48-Lead Frame Chip Scale (LFCSP)
   Pin-to-Pin Compatible with the AD7675

APPLICATIONS
   CT Scanners
   Data Acquisition
   Instrumentation
   Spectrum Analysis
   Medical Instruments
   Battery-Powered Systems
   Process Control