전자부품 데이터시트 검색엔진 |
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AD8555ARZ-REEL71 데이터시트(PDF) 5 Page - Analog Devices |
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AD8555ARZ-REEL71 데이터시트(HTML) 5 Page - Analog Devices |
5 / 28 page AD8555 Rev. A | Page 5 of 28 At VDD = 2.7 V, VSS = 0.0 V, VCM = 1.35 V, VO = 1.35 V, −40°C ≤ TA ≤ +125°C, unless otherwise specified. Table 2. Parameter Symbol Conditions Min Typ Max Unit INPUT STAGE Input Offset Voltage VOS 2 10 μV Input Offset Voltage Drift TCVOS 25 60 nV/°C Input Bias Current IB TA = 25°C 12 16 nA Input Offset Current IOS TA = 25°C 0.2 1 nA 1.5 nA Input Voltage Range 0.5 1.6 V Common-Mode Rejection Ratio CMRR VCM = 0.9 V to 1.3 V, AV = 70 80 92 dB VCM = 0.9 V to 1.3 V, AV = 1,280 96 112 dB Linearity VO = 0.2 V to 3.4 V 20 ppm VO = 0.2 V to 4.8 V 1000 ppm Differential Gain Accuracy Second Stage Gain = 17.5 to 100 0.35 % Second Stage Gain = 140 to 200 0.5 % Differential Gain Temperature Coefficient Second Stage Gain = 17.5 to 100 15 ppm/°C Second Stage Gain = 140 to 200 40 ppm/°C RF 14 18 22 kΩ RF Temperature Coefficient 700 ppm/°C DAC Accuracy AV = 70, Offset Codes = 8 to 248 0.7 % Ratiometricity AV = 70, Offset Codes = 8 to 248 50 ppm Output Offset AV = 70, Offset Codes = 8 to 248 5 35 mV Temperature Coefficient 3.3 ppm FS/°C VCLAMP Input Bias Current TA = 25°C, VCLAMP = 2.7 V 200 nA 500 nA Input Voltage Range 1.25 2.64 V OUTPUT BUFFER STAGE Buffer Offset 7 15 mV Short-Circuit Current ISC 4.5 9.5 mA Output Voltage, Low VOL RL = 10 kΩ to 5 V 30 mV Output Voltage, High VOH RL = 10 kΩ to 0 V 2.64 V POWER SUPPLY Supply Current ISY VO = 1.35 V, VPOS = VNEG = 1.35 V, VDAC Code = 128 2.0 mA Power Supply Rejection Ratio PSRR AV = 70 109 125 dB DYNAMIC PERFORMANCE Gain Bandwidth Product GBP First Gain Stage, TA = 25°C 2 MHz Second Gain Stage, TA = 25°C 8 MHz Output Buffer Stage 1.5 MHz Output Buffer Slew Rate SR AV = 70, RL = 10 kΩ, CL = 100 pF 1.2 V/μs Settling Time ts To 0.1%, AV = 70, 4 V Output Step 8 μs NOISE PERFORMANCE Input Referred Noise TA = 25°C, f = 1 kHz 32 nV/√Hz Low Frequency Noise en p-p f = 0.1 Hz to 10 Hz 0.3 μV p-p Total Harmonic Distortion THD VIN = 16.75 mV rms, f = 1 kHz, AV = 100 −100 dB |
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