GENERAL DESCRIPTION
The AD7675 is a 16-bit, 100 kSPS, charge redistribution SAR, fully differential analog-to-digital converter 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: 100 kSPS
    INL: ±1.5 LSB Max (±0.0015% of Full Scale)
    16 Bits 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
    15 mW Typical Power Dissipation, 15 μW @ 100 SPS
    Power-Down Mode: 7 μW Max
    Packages: 48-Lead Quad Flatpack (LQFP),
        46-Lead Frame Chip Scale (LFCSP)
    Pin-to-Pin Compatible with the AD7660
    Replacement of AD676, AD677
   
APPLICATIONS
    CT Scanners
    Data Acquisition
    Instrumentation
    Spectrum Analysis
    Medical Instruments
    Battery-Powered Systems
    Process Control