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OPA2234UAE4 Datasheet(PDF) 6 Page - Texas Instruments |
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OPA2234UAE4 Datasheet(HTML) 6 Page - Texas Instruments |
6 / 23 page OPA234, OPA2234, OPA4234 6 SBOS055B www.ti.com INPUT NOISE AND CURRENT NOISE SPECTRAL DENSITY vs FREQUENCY 1 1k 100 10 Frequency (Hz) 10 100 1k 10k 100k Current Noise Voltage Noise TYPICAL CHARACTERISTIC CURVES At TA = +25°C and RL = 10kΩ, unless otherwise noted. INPUT BIAS CURRENT vs INPUT COMMON-MODE VOLTAGE Common-Mode Voltage (V) –17 –16 –15 –14 –13 –12 –11 –10 –15 –10 –50 5 10 15 V S = +5V V S = +2.7V V S = ±15V INPUT BIAS AND INPUT OFFSET CURRENT vs TEMPERATURE Ambient Temperature (°C) –20 –15 –10 –5 0 +5 –75 –50 –25 0 25 50 75 100 125 V S = +2.7V, +5V I OS V S = ±15V I B OPEN-LOOP GAIN/PHASE vs FREQUENCY 0.1 140 120 100 80 60 40 20 0 –20 0 –30 –60 –90 –120 –150 –180 Frequency (Hz) 1 10 100 1k 10k 100k 1M C L = 100pF G φ V O = 0.25V V S = +5V ±15V V O = V S 2 V S = +2.7V CMR +PSR POWER-SUPPLY AND COMMON-MODE REJECTION vs FREQUENCY Frequency (Hz) 120 110 100 90 80 70 60 50 40 30 20 10 0 10 100 1k 10k 100k 1M –PSR V S = +2.7V, +5V or ±15V V S = +2.7V or +5V V S = ±15V CHANNEL SEPARATION vs FREQUENCY Frequency (Hz) 160 140 120 100 80 10 100 1k 10k 100k Dual and quad devices. G = 1, all channels. Quad measured channel A to D or B to C—other combinations yield improved rejection. R L = 10kΩ |
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