Datasheet AD7476A, AD7477A, AD7478A (Analog Devices) - 10

AD7476A/AD7477A/AD7478A Data Sheet ABSOLUTE MAXIMUM RATINGS
TA = 25°C, unless otherwise noted. Transient currents of up to Stresses at or above those listed under Absolute Maximum 100 mA do not cause SCR latch-up. Ratings may cause permanent damage to the product. This is a stress rating only; functional operation of the product at these
Table 5.
or any other conditions above those indicated in the operational
Parameter Ratings
section of this specification is not implied. Operation beyond VDD to GND −0.3 V to +7 V the maximum operating conditions for extended periods may Analog Input Voltage to GND −0.3 V to VDD + 0.3 V affect product reliability. Digital Input Voltage to GND −0.3 V to +7 V
ESD CAUTION
Digital Output Voltage to GND −0.3 V to VDD + 0.3 V Input Current to Any Pin Except Supplies 10 mA Operating Temperature Range Commercial (A and B Grades) −40°C to +85°C Industrial (Y Grade) −40°C to +125°C Storage Temperature Range −65°C to +150°C Junction Temperature 150°C MSOP Package θJA Thermal Impedance 205.9°C/W θJC Thermal Impedance 43.74°C/W SC70 Package θJA Thermal Impedance 340.2°C/W θJC Thermal Impedance 228.9°C/W Lead Temperature, Soldering Reflow (10 sec to 30 sec) 235 (0/+5)°C Pb-Free Temperature Soldering Reflow 255 (0/+5)°C ESD AD7476AWYRMZ, AD7476AWYRMZ-RL7 2 kV All Other Models 3.5 kV Rev. G | Page 10 of 28 Document Outline FEATURES APPLICATIONS FUNCTIONAL BLOCK DIAGRAM GENERAL DESCRIPTION PRODUCT HIGHLIGHTS TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS AD7476A SPECIFICATIONS AD7477A SPECIFICATIONS AD7478A SPECIFICATIONS TIMING SPECIFICATIONS Timing Diagrams ABSOLUTE MAXIMUM RATINGS ESD CAUTION PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS TERMINOLOGY THEORY OF OPERATION CIRCUIT INFORMATION THE CONVERTER OPERATION ADC TRANSFER FUNCTION TYPICAL CONNECTION DIAGRAM ANALOG INPUT DIGITAL INPUTS MODES OF OPERATION NORMAL MODE POWER-DOWN MODE POWER-UP TIME POWER VS. THROUGHPUT RATE SERIAL INTERFACE AD7478A IN A 12 SCLK CYCLE SERIAL INTERFACE MICROPROCESSOR INTERFACING AD7476A/AD7477A/AD7478A TO ADSP-2181 INTERFACE AD7476A/AD7477A/AD7478A TO DSP563xx INTERFACE APPLICATION HINTS GROUNDING AND LAYOUT OUTLINE DIMENSIONS ORDERING GUIDE AUTOMOTIVE PRODUCTS