AD7732BRU
2通道, ±10 V输入范围,高吞吐量,24位Σ- ADC 2-Channel, +-10 V Input Range, High Throughput, 24-Bit SIGMA- ADC
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