GENERAL DESCRIPTION
●The AD7732 is a high precision, high throughput analog front end. True 16-bit p-p resolution is achievable with a total conversion time of 500 µs (2 kHz channel switching), making it ideally suitable for high resolution multiplexing applications.
●FEATURES
●High resolution ADC
● 24 bits no missing codes
● ±0.0015% nonlinearity
●Optimized for fast channel switching
● 18-bit p-p resolution (21 bits effective) at 500 Hz
● 16-bit p-p resolution (19 bits effective) at 2 kHz
● 14-bit p-p resolution (18 bits effective) at 15 kHz
● On-chip per channel system calibration
●2 fully differential analog inputs
● Input ranges +5 V, ±5 V, +10 V, ±10 V
● Overvoltage tolerant
● Up to ±16.5 V not affecting adjacent channel
● Up to ±50 V absolute maximum
●3-wire serial interface
● SPI™, QSPI™, MICROWIRE™, and DSP compatible
● Schmitt trigger on logic inputs
●Single-supply operation
● 5 V analog supply
● 3 V or 5 V digital supply
●Package: 28-lead TSSOP
●APPLICATIONS
●PLCs/DCS
●Multiplexing applications
●Process control
●Industrial instrumentation
