Key Sheet AD7792, AD7793 (Analog Devices) - 4

AD7792/AD7793 Key Sheet Single Conversion Mode CS
In single conversion mode, the AD7792/AD7793 perform a single conversion and are placed in standby mode after the
DATA REQUEST
conversion is complete. DOUT/RDY goes low to indicate the
DIN
completion of a conversion. When the data-word has been read
DATA
from the data register, DOUT/RDY goes high. The data register
DOUT/RDY
can be read several times, if required, even when DOUT/RDY has gone high. 004
SCLK
11263- Figure 5. Single Conversion Mode
TYPICAL APPLICATION DIAGRAM GND AVDD VBIAS REFIN(+) REFIN(–) THERMOCOUPLE BAND GAP JUNCTION R REFERENCE AIN1(+) GND AIN1(–) AVDD R C DOUT/RDY MUX AIN2(+) SERIAL INTERFACE DIN Σ-Δ AIN2(–) BUF IN-AMP AND ADC SCLK CONTROL LOGIC CS REFIN(+) RREF GND DVDD INTERNAL REFIN(–) AVDD CLOCK IOUT2 AD7792/AD7793
007
CLK
11263- Figure 6. Typical Application Diagram for Thermocouple Measurement Rev. 0 | Page 4 of 6 Document Outline General Description Features and Benefits Key Characteristics Fundamental Specifications Noise Operating the AD7792/AD7793 Data Interface Data Modes Continuous Conversion Mode (Default) Continuous Read Mode Single Conversion Mode Typical Application Diagram Frequently Asked Questions Learn More and Start Designing Compatible Devices Package Diagram Getting Started