Datasheet AD8228 (Analog Devices) - 3

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AD8228 TABLE OF CONTENTS
Features .. 1 Architecture .. 16 Applications... 1 Setting the Gain .. 16 General Description ... 1 Common-Mode Input Voltage Range ... 16 Connection Diagram ... 1 Reference Terminal .. 17 Revision History ... 2 Layout .. 17 Specifications... 3 Input Protection ... 18 Gain = 10 ... 3 Radio Frequency Interference (RFI) .. 18 Gain = 100 ... 5 Applications Information .. 19 Absolute Maximum Ratings.. 7 Differential Drive ... 19 Thermal Resistance .. 7 Precision Strain Gage... 19 ESD Caution.. 7 Driving a Differential ADC .. 19 Pin Configuration and Function Descriptions... 8 Outline Dimensions ... 20 Typical Performance Characteristics ... 9 Ordering Guide .. 21 Theory of Operation .. 16
REVISION HISTORY 7/08—Revision 0: Initial Version
Rev. 0 | Page 2 of 24 Document Outline FEATURES APPLICATIONS GENERAL DESCRIPTION CONNECTION DIAGRAM TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS GAIN = 10 GAIN = 100 ABSOLUTE MAXIMUM RATINGS THERMAL RESISTANCE ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS THEORY OF OPERATION ARCHITECTURE SETTING THE GAIN COMMON-MODE INPUT VOLTAGE RANGE REFERENCE TERMINAL LAYOUT Common-Mode Rejection Ratio over Frequency Power Supplies References Input Bias Current Return Path INPUT PROTECTION Input Voltages Beyond the Rails Large Differential Voltages When G = 100 RADIO FREQUENCY INTERFERENCE (RFI) APPLICATIONS INFORMATION DIFFERENTIAL DRIVE PRECISION STRAIN GAGE DRIVING A DIFFERENTIAL ADC OUTLINE DIMENSIONS ORDERING GUIDE