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INA333-HT 数据表(PDF) 6 Page - Texas Instruments |
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INA333-HT 数据表(HTML) 6 Page - Texas Instruments |
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6 / 24 page ![]() SBOS514 – MARCH 2010 www.ti.com ELECTRICAL CHARACTERISTICS: VS = +1.8 V to +5.5 V (continued) At TA = +25°C, RL = 10kΩ, VREF = VS/2, and G = 1, unless otherwise noted. TA = –55°C to +125°C TA = +210°C PARAMETER TEST CONDITIONS MIN TYP MAX MIN TYP MAX UNIT INPUT VOLTAGE NOISE Input voltage noise eNI G = 100, RS = 0 Ω f = 10 Hz 42 63 nV/ √Hz f = 100 Hz 40 70 nV/ √Hz f = 1 kHz 50 55 nV/ √Hz f = 0.1Hz to 10 Hz 2 6 mVPP Input current noise iN f = 10Hz 100 fA/ √Hz f = 0.1Hz to 10Hz 2 pAPP GAIN Gain equation G 1 + (100k Ω/RG) 1 + (100k Ω/RG) V/V Range of gain(7) 1 1000 100 1000 V/V VS = 5.5 V, Gain error (V–) + 100mV ≤ VO ≤ (V+) – 100mV G = 1 ±0.02 ±0.1 % G = 10 ±0.05 ±0.5 % G = 100 ±0.01 ±0.5 ±1.3 % G = 1000 ±0.43 ±1.15 ±1.7 % GAIN (continued) Gain vs Temperature G = 1 ±1 ±5 ppm/°C G > 1(8) ±15 ±50 ppm/°C VS = 5.5 V, Gain nonlinearity (V–) + 100mV ≤ VO ≤ (V+) – 100mV G = 1 to 1000 RL = 10 kΩ 10 10 ppm OUTPUT Output voltage swing from VS = 5.5 V, RL = 10 kΩ See note (9) 50 185 mV rail(9) Capacitive load drive 500 500 pF Short-circuit ISC Continuous to common –55, +5 –36, +1 mA current FREQUENCY RESPONSE Bandwidth, –3dB Range of gain(7) G = 1 150 kHz G = 10 35 kHz G = 100 3.5 3.1 kHz G = 1000 350 300 Hz Slew rate SR VS = 5 V, VO = 4 V Step G = 1 0.16 0.25 V/ms G = 100 0.06 0.04 V/ms Settling time to tS 0.01% G = 1 VSTEP = 4 V 35 32 ms G = 100 VSTEP = 4 V 240 326 ms Settling time to tS 0.001% (7) Not recommend gain < 100 for 210°C application. (8) Does not include effects of external resistor RG. (9) See Typical Characteristics curve, Output Voltage Swing vs Output Current (Figure 31). 6 Submit Documentation Feedback Copyright © 2010, Texas Instruments Incorporated Product Folder Link(s): INA333-HT |
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