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OPA349UA2K5 Datasheet(PDF) 4 Page - Texas Instruments |
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OPA349UA2K5 Datasheet(HTML) 4 Page - Texas Instruments |
4 / 23 page OPA349, 2349 4 SBOS121B www.ti.com PARAMETER CONDITION MIN TYP(1) MAX UNITS OFFSET VOLTAGE Input Offset Voltage VOS VS = 5V, VCM = 2.5V ±2 ±10 mV Over Temperature ±2 ±13 mV Drift dVOS /dT ±15 µV/ °C vs Power Supply PSRR VS = 1.8V to 5.5V, VCM = (V–) + 0.3V 350 1000 µV/V Over Temperature 3000 µV/V Channel Separation, dc RL = 100kΩ 10 µV/V f = 1kHz 66(1) dB INPUT VOLTAGE RANGE Common-Mode Voltage Range VCM (V–) – 0.2 (V+) + 0.2 V Common-Mode Rejection Ratio CMRR VS = +5V, –0.2V < VCM < 5.2V 48 60 dB Over Temperature 46 dB VS = +5V, –0.2V < VCM < 3.5V 52 72 dB Over Temperature 50 dB INPUT BIAS CURRENT Input Bias Current IB ±0.5 ±10 pA Input Offset Current IOS ±1 ±10 pA INPUT IMPEDANCE Differential 1013 || 2 Ω || pF Common-Mode 1013 || 4 Ω || pF NOISE Input Voltage Noise, f = 0.1Hz to 10Hz 8 µVp-p Input Voltage Noise Density, f = 1kHz en 300 nV/ √Hz Current Noise Density, f = 1kHz in 4fA/ √Hz OPEN-LOOP GAIN Open-Loop Voltage Gain AOL RL = 1MΩ, VS = +5.5V, +0.3V < VO < +5.2V 74 90 dB Over Temperature 72 dB Open-Loop Voltage Gain AOL RL = 10kΩ, VS = +5.5V, +0.35V < VO < +5.15V 74 90 dB Over Temperature 60 dB OUTPUT Voltage Output Swing from Rail RL = 1MΩ, VS = +5.5V, AOL > 74dB 150 300 mV Over Temperature 300 mV RL = 10kΩ, VS = +5.5V, AOL > 74dB 200 350 mV Over Temperature 350 mV Output Current ±8mA Short-Circuit Current ISC ±10 mA FREQUENCY RESPONSE CL = 10pF Gain-Bandwidth Product GBW G = +1 70 kHz Slew Rate SR VS = +5V, G = +1 0.02 V/ µs Settling Time, 0.1% tS VS = 5V, 1V Step 65 µs 0.01% VS = 5V, 1V Step 80 µs Overload Recovery Time VIN • Gain = VS 5 µs POWER SUPPLY Specified Voltage Range VS +1.8 +5.5 V Quiescent Current (per amplifier) IQ IO = 0 1 2 µA Over Temperature 10 µA TEMPERATURE RANGE Specified Range –40 +70 °C Operating Range –40 +85 °C Storage Range –65 +150 °C Thermal Resistance θ JA SOT23-8 Surface-Mount 200 °C/W SO-8 Surface-Mount 150 °C/W NOTE: (1) Refer to Typical Characteristic curves. OPA2349 ELECTRICAL CHARACTERISTICS (Dual): VS = +1.8V to +5.5V Boldface limits apply over the specified temperature range, TA = –40°C to +70°C. At TA = +25°C, and RL = 1MΩ connected to VS/2, unless otherwise noted. |
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