Datasheet ADA4638-1 (Analog Devices) - 6

Data Sheet ADA4638-1 ELECTRICAL CHARACTERISTICS—5 V OPERATION
VS = 5 V, VCM = VSY/2 V, TA = 25°C, unless otherwise specified.
Table 4. Parameter Symbol Test Conditions/Comments Min Typ Max Unit
INPUT CHARACTERISTICS Offset Voltage VOS 1 13 μV −40°C ≤ TA ≤ +125°C; SOIC 18 μV −40°C ≤ TA ≤ +125°C; LFCSP 21 μV Offset Voltage Drift ΔVOS/ΔT −40°C ≤ TA ≤ +125°C; SOIC 0.05 μV/°C −40°C ≤ TA ≤ +125°C; LFCSP 0.08 μV/°C Input Bias Current IB 30 90 pA −40°C ≤ TA ≤ +125°C 230 pA Input Offset Current IOS 60 170 pA −40°C ≤ TA ≤ +125°C 200 pA Input Voltage Range 0 3 V Common-Mode Rejection Ratio CMRR VCM = 0 V to 3 V 118 140 dB −40°C ≤ TA ≤ +125°C 118 dB Open-Loop Gain AVO RL = 10 kΩ, VO = 0.5 V to +4.5 V 125 150 dB −40°C ≤ TA ≤ +125°C 125 dB Input Resistance, Common Mode RINCM 75 GΩ Input Capacitance, Differential Mode CINDM 4 pF Input Capacitance, Common Mode CINCM 9 pF OUTPUT CHARACTERISTICS Output Voltage High VOH RL = 10 kΩ to VCM 4.98 4.984 V −40°C ≤ TA ≤ +125°C 4.97 V RL = 2 kΩ to VCM 4.90 4.92 V −40°C ≤ TA ≤ +125°C 4.87 V Output Voltage Low VOL RL = 10 kΩ to VCM 7.5 10 mV −40°C ≤ TA ≤ +125°C 15 mV RL = 2 kΩ to VCM 37 45 mV −40°C ≤ TA ≤ +125°C 70 mV Short-Circuit Current ISC ±22 mA Closed-Loop Output Impedance ZOUT f = 1 MHz, AV = +1 340 Ω POWER SUPPLY Power Supply Rejection Ratio PSRR VS = 4.5 V to 30 V 120 143 dB −40°C ≤ TA ≤ +125°C 120 dB Supply Current/Amplifier ISY IO = 0 mA 0.8 0.95 mA −40°C ≤ TA ≤ +125°C 1.15 mA DYNAMIC PERFORMANCE Slew Rate SR RL = 10 kΩ, CL = 20 pF, AV = +1 1.5 V/μs Overload Recovery Time RL = 10 kΩ, CL = 20 pF, AV = −100 22 μs Settling Time to 0.1% tS VIN = 1 V step, RL = 10 kΩ, CL = 20 pF, AV = −1 3 μs Unity-Gain Crossover UGC VIN = 20 mV p-p, RL = 10 kΩ, CL = 20 pF, AV = +1 1.0 MHz Phase Margin ΦM VIN = 20 mV p-p, RL = 10 kΩ, CL = 20 pF, AV = +1 64 Degrees Gain Bandwidth Product GBP VIN = 20 mV p-p, RL = 10 kΩ, CL = 20 pF, AV = +100 1.3 MHz −3 dB Closed-Loop Bandwidth f−3dB VIN = 20 mV p-p, RL = 10 kΩ, CL = 20 pF, AV = +1 1.8 MHz NOISE PERFORMANCE Voltage Noise en p-p f = 0.1 Hz to 10 Hz 1.2 μV p-p Voltage Noise Density en f = 1 kHz 70 nV/√Hz Current Noise Density in f = 1 kHz 0.015 pA/√Hz Rev. 0 | Page 5 of 24 Document Outline FEATURES APPLICATIONS GENERAL DESCRIPTION TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS ELECTRICAL CHARACTERISTICS—30 V OPERATION ELECTRICAL CHARACTERISTICS—10 V OPERATION ELECTRICAL CHARACTERISTICS—5 V OPERATION ABSOLUTE MAXIMUM RATINGS THERMAL RESISTANCE ESD CAUTION TYPICAL PERFORMANCE CHARACTERISTICS APPLICATIONS INFORMATION DIFFERENTIATION THEORY OF OPERATION INPUT PROTECTION NO OUTPUT PHASE REVERSAL NOISE CONSIDERATIONS 1/f Noise COMPARATOR OPERATION PRECISION LOW-SIDE CURRENT SHUNT SENSOR PRINTED CIRCUIT BOARD LAYOUT OUTLINE DIMENSIONS ORDERING GUIDE