Datasheet AD7788, AD7789 (Analog Devices) - 8
| Hersteller | Analog Devices |
| Beschreibung | 24-Bit, Single-Channel, Ultra Low Power, Sigma-Delta A/D Converter |
| Seiten / Seite | 20 / 8 — AD7788/AD7789. Data Sheet. ABSOLUTE MAXIMUM RATINGS. Table 5. Parameter. … |
| Revision | C |
| Dateiformat / Größe | PDF / 347 Kb |
| Dokumentensprache | Englisch |
AD7788/AD7789. Data Sheet. ABSOLUTE MAXIMUM RATINGS. Table 5. Parameter. Rating. ESD CAUTION
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AD7788/AD7789 Data Sheet ABSOLUTE MAXIMUM RATINGS
TA = 25°C, unless otherwise noted. Stresses at or above those listed under Absolute Maximum Ratings may cause permanent damage to the product. This is a
Table 5.
stress rating only; functional operation of the product at these
Parameter Rating
or any other conditions above those indicated in the operational VDD to GND −0.3 V to +7 V section of this specification is not implied. Operation beyond Analog Input Voltage to GND −0.3 V to VDD + 0.3 V the maximum operating conditions for extended periods may Reference Input Voltage to GND −0.3 V to VDD + 0.3 V affect product reliability. Total AIN/REFIN Current (Indefinite) 30 mA
ESD CAUTION
Digital Input Voltage to GND −0.3 V to VDD + 0.3 V Digital Output Voltage to GND −0.3 V to VDD + 0.3 V Operating Temperature Range B Grade −40°C to +105°C A Grade −40°C to +85°C Storage Temperature Range −65°C to +150°C Maximum Junction Temperature 150°C 10-Lead MSOP Thermal Impedance θJA 206°C/W θJC 44°C/W Lead Temperature, Soldering (10 sec) 300°C IR Reflow, Peak Temperature 220°C Rev. C | Page 8 of 20 Document Outline FEATURES INTERFACE APPLICATIONS FUNCTIONAL BLOCK DIAGRAM GENERAL DESCRIPTION TABLE OF CONTENTS SPECIFICATIONS AD7789 AD7788 AD7788/AD7789 TIMING CHARACTERISTICS TIMING DIAGRAMS ABSOLUTE MAXIMUM RATINGS ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS ON-CHIP REGISTERS COMMUNICATIONS REGISTER (RS1, RS0 = 0, 0) STATUS REGISTER (RS1, RS0 = 0, 0; Power-On/Reset = 0x88 for AD7788 and 0x8C for AD7789) MODE REGISTER (RS1, RS0 = 0, 1; Power-On/Reset = 0x02) DATA REGISTER (RS1, RS0 = 1, 1; Power-On/Reset = 0x0000 for the AD7788 and 0x000000 for the AD7789) ADC CIRCUIT INFORMATION NOISE PERFORMANCE DIGITAL INTERFACE Single Conversion Mode Continuous Conversion Mode Continuous Read Mode CIRCUIT DESCRIPTION ANALOG INPUT CHANNEL BIPOLAR/UNIPOLAR CONFIGURATION DATA OUTPUT CODING REFERENCE INPUT VDD MONITOR GROUNDING AND LAYOUT OUTLINE DIMENSIONS ORDERING GUIDE NOTES
TA = 25°C, unless otherwise noted. Stresses at or above those listed under Absolute Maximum Ratings may cause permanent damage to the product. This is a
Table 5.
stress rating only; functional operation of the product at these
Parameter Rating
or any other conditions above those indicated in the operational VDD to GND −0.3 V to +7 V section of this specification is not implied. Operation beyond Analog Input Voltage to GND −0.3 V to VDD + 0.3 V the maximum operating conditions for extended periods may Reference Input Voltage to GND −0.3 V to VDD + 0.3 V affect product reliability. Total AIN/REFIN Current (Indefinite) 30 mA
ESD CAUTION
Digital Input Voltage to GND −0.3 V to VDD + 0.3 V Digital Output Voltage to GND −0.3 V to VDD + 0.3 V Operating Temperature Range B Grade −40°C to +105°C A Grade −40°C to +85°C Storage Temperature Range −65°C to +150°C Maximum Junction Temperature 150°C 10-Lead MSOP Thermal Impedance θJA 206°C/W θJC 44°C/W Lead Temperature, Soldering (10 sec) 300°C IR Reflow, Peak Temperature 220°C Rev. C | Page 8 of 20 Document Outline FEATURES INTERFACE APPLICATIONS FUNCTIONAL BLOCK DIAGRAM GENERAL DESCRIPTION TABLE OF CONTENTS SPECIFICATIONS AD7789 AD7788 AD7788/AD7789 TIMING CHARACTERISTICS TIMING DIAGRAMS ABSOLUTE MAXIMUM RATINGS ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS ON-CHIP REGISTERS COMMUNICATIONS REGISTER (RS1, RS0 = 0, 0) STATUS REGISTER (RS1, RS0 = 0, 0; Power-On/Reset = 0x88 for AD7788 and 0x8C for AD7789) MODE REGISTER (RS1, RS0 = 0, 1; Power-On/Reset = 0x02) DATA REGISTER (RS1, RS0 = 1, 1; Power-On/Reset = 0x0000 for the AD7788 and 0x000000 for the AD7789) ADC CIRCUIT INFORMATION NOISE PERFORMANCE DIGITAL INTERFACE Single Conversion Mode Continuous Conversion Mode Continuous Read Mode CIRCUIT DESCRIPTION ANALOG INPUT CHANNEL BIPOLAR/UNIPOLAR CONFIGURATION DATA OUTPUT CODING REFERENCE INPUT VDD MONITOR GROUNDING AND LAYOUT OUTLINE DIMENSIONS ORDERING GUIDE NOTES