AD7091RData SheetABSOLUTE MAXIMUM RATINGS TA = 25°C, unless otherwise noted. THERMAL RESISTANCETable 3.Table 4. Thermal ResistanceParameterRatingPackage TypeθJAθJCUnit VDD to GND −0.3 V to +7 V 10-Lead LFCSP 33.2 4 °C/W VDRIVE to GND −0.3 V to +7 V 10-Lead MSOP 25.67 1.67 °C/W Analog Input Voltage to GND −0.3 V to VREF + 0.3 V Digital Input Voltage to GND −0.3 V to VDRIVE + 0.3 V ESD CAUTION Digital Output Voltage to GND −0.3 V to VDRIVE + 0.3 V Input Current to Any Pin Except Supplies1 ±10 mA Operating Temperature Range −40°C to +125°C Storage Temperature Range −65°C to +150°C Junction Temperature 150°C ESD HBM ±2.5 kV FICDM ±1.5 kV 1 Transient currents of up to 100 mA do not cause silicon controlled rectifier (SCR) latch-up. Stresses at or above those listed under Absolute Maximum Ratings may cause permanent damage to the product. This is a stress rating only; functional operation of the product at these or any other conditions above those indicated in the operational section of this specification is not implied. Operation beyond the maximum operating conditions for extended periods may affect product reliability. Rev. B | Page 6 of 20 Document Outline FEATURES APPLICATIONS GENERAL DESCRIPTION FUNCTIONAL BLOCK DIAGRAM PRODUCT HIGHLIGHTS REVISION HISTORY SPECIFICATIONS TIMING SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS THERMAL RESISTANCE ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS TERMINOLOGY THEORY OF OPERATION CIRCUIT INFORMATION CONVERTER OPERATION ADC TRANSFER FUNCTION INTERNAL/EXTERNAL VOLTAGE REFERENCE TYPICAL CONNECTION DIAGRAM ANALOG INPUT MODES OF OPERATION Normal Mode Power-Down Mode POWER CONSUMPTION Normal Mode Normal and Power-Down Mode Combination SERIAL INTERFACE WITH BUSY INDICATOR WITHOUT BUSY INDICATOR SOFTWARE RESET INTERFACING WITH 8-/16-BIT SPI OUTLINE DIMENSIONS ORDERING GUIDE