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AD8657ACPZ-R7 Datasheet(PDF) 3 Page - Analog Devices |
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AD8657ACPZ-R7 Datasheet(HTML) 3 Page - Analog Devices |
3 / 24 page AD8657 Rev. A | Page 3 of 24 SPECIFICATIONS ELECTRICAL CHARACTERISTICS—2.7 V OPERATION VSY = 2.7 V, VCM = VSY/2 V, TA = 25°C, unless otherwise specified. Table 2. Parameter Symbol Test Conditions/Comments Min Typ Max Unit INPUT CHARACTERISTICS Offset Voltage VOS VCM = 0 V to 2.7 V 350 µV VCM = 0.3 V to 2.4 V; −40°C ≤ TA ≤ +85°C 1 mV VCM = 0.3 V to 2.4 V; −40°C ≤ TA ≤ +125°C 2.5 mV VCM = 0 V to 2.7 V; −40°C ≤ TA ≤ +125°C 4 mV Input Bias Current IB 1 10 pA −40°C ≤ TA ≤ +125°C 2.6 nA Input Offset Current IOS 20 pA −40°C ≤ TA ≤ +125°C 500 pA Input Voltage Range 0 2.7 V Common-Mode Rejection Ratio CMRR VCM = 0 V to 2.7 V 79 95 dB VCM = 0.3 V to 2.4 V; −40°C ≤ TA ≤ +85°C 70 dB VCM = 0.3 V to 2.4 V; −40°C ≤ TA ≤ +125°C 63 dB VCM = 0 V to 2.7 V; −40°C ≤ TA ≤ +125°C 60 dB Large Signal Voltage Gain AVO RL = 100 kΩ, VO = 0.5 V to 2.2 V 94 105 dB −40°C ≤ TA ≤ +85°C 75 dB −40°C ≤ TA ≤ +125°C 65 dB Offset Voltage Drift ΔVOS/ΔT 2 μV/°C Input Resistance RIN 10 GΩ Input Capacitance, Differential Mode CINDM 3.5 pF Input Capacitance, Common Mode CINCM 3.5 pF OUTPUT CHARACTERISTICS Output Voltage High VOH RL = 100 kΩ to VCM; −40°C ≤ TA ≤ +125°C 2.69 V Output Voltage Low VOL RL = 100 kΩ to VCM; −40°C ≤ TA ≤ +125°C 10 mV Short-Circuit Current ISC ±4 mA Closed-Loop Output Impedance ZOUT f = 1 kHz, AV = 1 20 Ω POWER SUPPLY Power Supply Rejection Ratio PSRR VSY = 2.7 V to 18 V 105 125 dB −40°C ≤ TA ≤ +125°C 70 dB Supply Current per Amplifier ISY IO = 0 mA 18 22 µA −40°C ≤ TA ≤ +125°C 33 µA DYNAMIC PERFORMANCE Slew Rate SR RL = 1 MΩ, CL = 10 pF, AV = 1 38 V/ms Settling Time to 0.1% ts VIN = 1 V step, RL = 100 kΩ, CL = 10 pF 14 µs Gain Bandwidth Product GBP RL = 1 MΩ, CL = 10 pF, AV = 1 170 kHz Phase Margin ΦM RL = 1 MΩ, CL = 10 pF, AV = 1 60 Degrees Channel Separation CS f = 10 kHz, RL = 1 MΩ 105 dB EMI Rejection Ratio of +IN x EMIRR VIN = 100 mVPEAK ; f = 400 MHz, 900 MHz, 1800 MHz, 2400 MHz 90 dB NOISE PERFORMANCE Voltage Noise en p-p f = 0.1 Hz to 10 Hz 6 µV p-p Voltage Noise Density en f = 1 kHz 60 nV/√Hz f = 10 kHz 56 nV/√Hz Current Noise Density in f = 1 kHz 0.1 pA/√Hz |
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