Datasheet AD8665, AD8666, AD8668 (Analog Devices) - 4

AD8665/AD8666/AD8668
VDD = 16 V, VCM = VDD/2, TA = 25oC, unless otherwise noted.
Table 2. Parameter Symbol Conditions Min Typ Max Unit
INPUT CHARACTERISTICS Offset Voltage VOS VCM = 8 V 0.6 2.5 mV VCM = −0.1 V to +14.0 V 3.0 mV −40°C < TA < +125°C 5.0 mV Offset Voltage Drift ΔVOS/ΔT −40°C < TA < +125°C 3.0 10 μV/°C Input Bias Current IB 0.2 1 pA −40°C < TA < +125°C 550 pA Input Offset Current IOS 0.1 0.5 pA −40°C < TA < +125°C 70 pA Input Voltage Range VCM −0.1 +14.0 V Common-Mode Rejection Ratio CMRR VCM = −0.1 V to +14.0 V 90 110 dB −40°C < TA < +125°C 80 dB Large-Signal Voltage Gain AVO RL = 2 kΩ, VO = 0.5 V to 15.5 V 130 255 V/mV OUTPUT CHARACTERISTICS Output Voltage High VOH IOUT = 1 mA 15.94 15.96 V −40°C < TA < +125°C 15.90 V Output Voltage Low VOL IOUT = 1 mA 22 40 mV −40°C < TA < +125°C 50 mV Short-Circuit Output Current ISC ±140 mA Closed-Loop Output Impedance ZOUT At 1 MHz, AV = 1 50 Ω POWER SUPPLY Power Supply Rejection Ratio PSRR VDD = 5.0 V to 16 V 98 115 dB −40°C < TA < +125°C 94 dB Supply Current per Amplifier ISY 1.15 1.55 mA −40°C < TA < +125°C 2.0 mA DYNAMIC PERFORMANCE Slew Rate SR RL = 2 kΩ 3.5 V/μs Gain Bandwidth Product GBP 4 MHz Phase Margin ΦM 73 Degrees NOISE PERFORMANCE Peak-to-Peak Noise en p-p 0.1 Hz to 10 Hz 2.5 μV p-p Voltage Noise Density en f = 1 kHz 10 nV/√Hz f = 10 kHz 8 nV/√Hz Channel Separation CS f = 10 kHz −115 dB Rev. B | Page 4 of 16 Document Outline Features Applications General Description Pin Configurations Revision History Specifications Absolute Maximum Ratings Thermal Resistance ESD Caution Typical Performance Characteristics Outline Dimensions Ordering Guide