AD8531/AD8532/AD8534SPECIFICATIONS ELECTRICAL CHARACTERISTICS VS = 3.0 V, VCM = 1.5 V, TA = 25°C, unless otherwise noted. Table 1. Parameter SymbolConditionsMinTypMaxUnit INPUT CHARACTERISTICS Offset Voltage VOS 25 mV −40°C ≤ TA ≤ +85°C 30 mV Input Bias Current IB 5 50 pA −40°C ≤ TA ≤ +85°C 60 pA Input Offset Current IOS 1 25 pA −40°C ≤ TA ≤ +85°C 30 pA Input Voltage Range 0 3 V Common-Mode Rejection Ratio CMRR VCM = 0 V to 3 V 38 45 dB Large Signal Voltage Gain AVO RL = 2 kΩ, VO = 0.5 V to 2.5 V 25 V/mV Offset Voltage Drift ΔVOS/ΔT 20 μV/°C Bias Current Drift ΔIB/ΔT 50 fA/°C Offset Current Drift ΔIOS/ΔT 20 fA/°C OUTPUT CHARACTERISTICS Output Voltage High VOH IL = 10 mA 2.85 2.92 V −40°C ≤ TA ≤ +85°C 2.8 V Output Voltage Low VOL IL = 10 mA 60 100 mV −40°C ≤ TA ≤ +85°C 125 mV Output Current IOUT ±250 mA Closed-Loop Output Impedance ZOUT f = 1 MHz, AV = 1 60 Ω POWER SUPPLY Power Supply Rejection Ratio PSRR VS = 3 V to 6 V 45 55 dB Supply Current/Amplifier ISY VO = 0 V 0.70 1 mA −40°C ≤ TA ≤ +85°C 1.25 mA DYNAMIC PERFORMANCE Slew Rate SR RL = 2 kΩ 3.5 V/μs Settling Time tS To 0.01% 1.6 μs Gain Bandwidth Product GBP 2.2 MHz Phase Margin фo 70 Degrees Channel Separation CS f = 1 kHz, RL = 2 kΩ 65 dB NOISE PERFORMANCE Voltage Noise Density en f = 1 kHz 45 nV/√Hz f = 10 kHz 30 nV/√Hz Current Noise Density in f = 1 kHz 0.05 pA/√Hz Rev. F | Page 3 of 20 Document Outline FEATURES APPLICATIONS GENERAL DESCRIPTION PIN CONFIGURATIONS TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS ELECTRICAL CHARACTERISTICS ABSOLUTE MAXIMUM RATINGS THERMAL RESISTANCE ESD CAUTION TYPICAL PERFORMANCE CHARACTERISTICS THEORY OF OPERATION SHORT-CIRCUIT PROTECTION POWER DISSIPATION POWER CALCULATIONS FOR VARYING OR UNKNOWN LOADS CALCULATING POWER BY MEASURING AMBIENT AND CASE TEMPERATURE CALCULATING POWER BY MEASURING SUPPLY CURRENT INPUT OVERVOLTAGE PROTECTION OUTPUT PHASE REVERSAL CAPACITIVE LOAD DRIVE APPLICATIONS INFORMATION HIGH OUTPUT CURRENT, BUFFERED REFERENCE/REGULATOR SINGLE-SUPPLY, BALANCED LINE DRIVER SINGLE-SUPPLY HEADPHONE AMPLIFIER SINGLE-SUPPLY, 2-WAY LOUDSPEAKER CROSSOVER NETWORK DIRECT ACCESS ARRANGEMENT FOR TELEPHONE LINE INTERFACE OUTLINE DIMENSIONS ORDERING GUIDE