Datasheet AD8131 (Analog Devices) - 3

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AD8131 TABLE OF CONTENTS
Specifications... 3 Estimating the Output Noise Voltage .. 16 ±DIN to ±OUT Specifications.. 3 Calculating the Input Impedance of an Application Circuit... 16 VOCM to ±OUT Specifications ... 4 Input Common-Mode Voltage Range in ±DIN to ±OUT Specifications.. 5 Single-Supply Applications ... 17 VOCM to ±OUT Specifications ... 6 Setting the Output Common-Mode Voltage .. 17 Absolute Maximum Ratings.. 7 Driving a Capacitive Load... 17 ESD Caution.. 7 Applications... 18 Pin Configuration and Function Descriptions... 8 Twisted-Pair Line Driver... 18 Typical Performance Characteristics ... 9 3 V Supply Differential A-to-D Driver.. 18 Operational Description.. 15 Unity-Gain, Single-Ended-to-Differential Driver ... 19 Theory of Operation .. 16 Outline Dimensions ... 20 Analyzing an Application Circuit... 16 Ordering Guide .. 20 Closed-Loop Gain .. 16
REVISION HISTORY 6/05—Rev. A to Rev. B
Updated Format..Universal Changed Upper Operating Limit ...Universal Changes to Ordering Guide .. 20 Rev. B | Page 2 of 20 Document Outline FEATURES APPLICATIONS FUNCTIONAL BLOCK DIAGRAM GENERAL DESCRIPTION SPECIFICATIONS ±DIN TO ±OUT SPECIFICATIONS VOCM TO ±OUT SPECIFICATIONS ±DIN TO ±OUT SPECIFICATIONS VOCM TO ±OUT SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS OPERATIONAL DESCRIPTION THEORY OF OPERATION ANALYZING AN APPLICATION CIRCUIT CLOSED-LOOP GAIN ESTIMATING THE OUTPUT NOISE VOLTAGE CALCULATING THE INPUT IMPEDANCE OF AN APPLICATION CIRCUIT INPUT COMMON-MODE VOLTAGE RANGE IN SINGLE-SUPPLY APPLICATIONS SETTING THE OUTPUT COMMON-MODE VOLTAGE DRIVING A CAPACITIVE LOAD APPLICATIONS TWISTED-PAIR LINE DRIVER 3 V SUPPLY DIFFERENTIAL A-TO-D DRIVER UNITY-GAIN, SINGLE-ENDED-TO-DIFFERENTIAL DRIVER OUTLINE DIMENSIONS ORDERING GUIDE