Datasheet LT1880 (Analog Devices) - 7
| 制造商 | Analog Devices |
| 描述 | SOT-23, Rail-to-Rail Output, Picoamp Input Current Precision Op Amp |
| 页数 / 页 | 12 / 7 — TYPICAL PERFORMANCE CHARACTERISTICS. Gain vs Frequency. with CLOAD, AV = … |
| 文件格式/大小 | PDF / 233 Kb |
| 文件语言 | 英语 |
TYPICAL PERFORMANCE CHARACTERISTICS. Gain vs Frequency. with CLOAD, AV = –1. with CLOAD, AV = 1. Output Impedance vs Frequency
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LT1880
TYPICAL PERFORMANCE CHARACTERISTICS Gain vs Frequency Gain vs Frequency with CLOAD, AV = –1 with CLOAD, AV = 1 Output Impedance vs Frequency
10 10 100 VS = ±15V 0 0 1000pF 10 1000pF 500pF 500pF –10 0pF –10 0pF AV = 100 AV = 10 1.0 GAIN (dB) –20 GAIN (dB) –20 AV = 1 OUTPUT IMPEDANCE (Ω) 0.1 –30 –30 –40 –40 0.01 1k 10k 100k 1M 10M 100M 1k 10k 100k 1M 10M 100M 0.01 0.1 1.0 10 100 FREQUENCY (Hz) FREQUENCY (Hz) FREQUENCY (MHz) 1880 G18 1880 G19 1880 G17A
Total Harmonic Distortion + Noise vs Frequency Small Signal Response Small Signal Response
10 VS = 5V, 0V VCM = 2.5V R 1.0 f = RG = 1k VOUT = 2VP-P RL = 10k V 0.1 VOUT OUT (20mV/DIV) (20mV/DIV) 0.01 THD + NOISE (%) AV = –1 0.001 TIME (2μs/DIV) 1880 G21 A A TIME (2μs/DIV) 1880 G20 A V = 1 V = 1 V = –1 NO LOAD NO LOAD 0.0001 10 100 1k 10k 100k FREQUENCY (Hz) 1880 G17B
Small Signal Response Large Signal Response Large Signal Response
VOUT VOUT VOUT (20mV/DIV) (5V/DIV) (5V/DIV) TIME (2μs/DIV) 1880 G22 AV = 1 TIME (50μs/DIV) 1880 G23 AV = –1 TIME (50μs/DIV) 1880 G24 AV = 1 CL = 500pF 1880fa 7
TYPICAL PERFORMANCE CHARACTERISTICS Gain vs Frequency Gain vs Frequency with CLOAD, AV = –1 with CLOAD, AV = 1 Output Impedance vs Frequency
10 10 100 VS = ±15V 0 0 1000pF 10 1000pF 500pF 500pF –10 0pF –10 0pF AV = 100 AV = 10 1.0 GAIN (dB) –20 GAIN (dB) –20 AV = 1 OUTPUT IMPEDANCE (Ω) 0.1 –30 –30 –40 –40 0.01 1k 10k 100k 1M 10M 100M 1k 10k 100k 1M 10M 100M 0.01 0.1 1.0 10 100 FREQUENCY (Hz) FREQUENCY (Hz) FREQUENCY (MHz) 1880 G18 1880 G19 1880 G17A
Total Harmonic Distortion + Noise vs Frequency Small Signal Response Small Signal Response
10 VS = 5V, 0V VCM = 2.5V R 1.0 f = RG = 1k VOUT = 2VP-P RL = 10k V 0.1 VOUT OUT (20mV/DIV) (20mV/DIV) 0.01 THD + NOISE (%) AV = –1 0.001 TIME (2μs/DIV) 1880 G21 A A TIME (2μs/DIV) 1880 G20 A V = 1 V = 1 V = –1 NO LOAD NO LOAD 0.0001 10 100 1k 10k 100k FREQUENCY (Hz) 1880 G17B
Small Signal Response Large Signal Response Large Signal Response
VOUT VOUT VOUT (20mV/DIV) (5V/DIV) (5V/DIV) TIME (2μs/DIV) 1880 G22 AV = 1 TIME (50μs/DIV) 1880 G23 AV = –1 TIME (50μs/DIV) 1880 G24 AV = 1 CL = 500pF 1880fa 7