Datenblatt-Suchmaschine für elektronische Bauteile |
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AD8646ARMZ-R2 Datenblatt(PDF) 4 Page - Analog Devices |
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AD8646ARMZ-R2 Datenblatt(HTML) 4 Page - Analog Devices |
4 / 12 page AD8646 Rev. 0 | Page 4 of 12 VDD = 2.7 V, VCM = VDD/2, TA = +25oC, unless otherwise noted. Table 2. Parameter Symbol Conditions Min Typ Max Unit INPUT CHARACTERISTICS Offset Voltage VOS VCM = 1.35 V 0.6 2.5 mV −40°C < TA < +125°C 3.2 mV Offset Voltage Drift ΔVOS/ΔT −40°C < TA < +125°C 1.5 7.0 μV/°C Input Bias Current IB 0.2 1 pA −40°C < TA < +85°C 50 pA −40°C < TA < +125°C 550 pA Input Offset Current IOS 0.1 0.5 pA −40°C < TA < +85°C 50 pA −40°C < TA < +125°C 250 pA Input Voltage Range VCM 0 2.7 V Common-Mode Rejection Ratio CMRR VCM = 0 V to 2.7 V 62 79 dB Large Signal Voltage Gain AVO RL = 2 kΩ, VO = 0.5 V to 2.2 V 95 107 dB OUTPUT CHARACTERISTICS Output Voltage High VOH IOUT = 1 mA 2.65 2.68 V −40°C < TA < +125°C 2.60 V Output Voltage Low VOL IOUT = 1 mA 11 25 mV −40°C < TA < +125°C 30 mV Output Current IOUT Short circuit ±63 mA Closed-Loop Output Impedance ZOUT At 1 MHz, AV = 1 5 Ω POWER SUPPLY Power Supply Rejection Ratio PSRR VDD = 2.7 V to 5.0 V 63 80 dB Supply Current per Amplifier ISY 1.6 1.9 mA −40°C < TA < +125°C 2.25 mA DYNAMIC PERFORMANCE Slew Rate SR RL = 2 kΩ 11 V/μs RL = 10 kΩ Gain Bandwidth Product GBP 26 MHz Phase Margin Øm 53 Degrees NOISE PERFORMANCE Peak-to-Peak Noise en p-p 0.1 Hz to 10 Hz 2.3 μV Voltage Noise Density en f = 1 kHz 8 nV/√Hz f = 10 kHz 6 nV/√Hz Channel Separation CS f = 10 kHz −129 dB f = 100 kHz −121 dB |
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