Datasheet LT1497 (Analog Devices) - 7
| Hersteller | Analog Devices |
| Beschreibung | Dual 125mA, 50MHz Current Feedback Amplifier |
| Seiten / Seite | 12 / 7 — TYPICAL PERFORMANCE CHARACTERISTICS. Settling Time to 10mV. Settling Time … |
| Dateiformat / Größe | PDF / 265 Kb |
| Dokumentensprache | Englisch |
TYPICAL PERFORMANCE CHARACTERISTICS. Settling Time to 10mV. Settling Time to 1mV. Spot Noise Voltage and Current
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LT1497
W U TYPICAL PERFORMANCE CHARACTERISTICS Settling Time to 10mV Settling Time to 1mV Spot Noise Voltage and Current vs Output Step vs Output Step vs Frequency
10 10 100 VS = ±15V VS = ±15V 8 R 8 R A F = 560Ω F = 560Ω V = –1 AV = 1 6 6 √Hz) A A V = 1 V = –1 4 4 – in 2 2 √Hz OR pA/ 0 10 0 – 2 – 2 OUTPUT STEP (V) OUTPUT STEP (V) – 4 – 4 en AV = –1 A A V = 1 V = –1 – 6 – 6 A SPOT NOISE (nV/ V = 1 – 8 + i – 8 n –10 1 –10 0 20 40 60 80 100 0 25 50 75 100 125 150 175 200 225 250 10 100 1k 10k 100k SETTLING TIME (ns) FREQUENCY (Hz) SETTLING TIME (ns) 1497 G18 1497 G16 1497 G17
Total Harmonic Distortion 2nd and 3rd Harmonic Distortion vs Frequency vs Frequency 3rd Order Intercept vs Frequency
0.10 – 20 40 VS = ±15V VS = ±15V VS = ±15V RL = 100Ω – 30 VOUT = 5VP-P RL = 50Ω R 35 F = RG = 560Ω RL = 50Ω RF = 270Ω – 40 RF = 560Ω RG = 30Ω PO1 = PO2 = 4dBm 30 – 50 0.01 – 60 V 25 OUT = 7VRMS AV = 1 – 70 2ND AV = –1 20 V DISTORTION (dBc) 2ND OUT = 2VRMS – 80 AV = 1 A 3RD ORDER INTERCEPT (dBm) V = –1 3RD 15 TOTAL HARMONIC DISTORTION (%) – 90 3RD 0.001 –100 10 10 100 1k 10k 100k 0.1 1 10 0 5 10 15 20 25 30 FREQUENCY (Hz) FREQUENCY (MHz) FREQUENCY (MHz) 1497 G19 1497 G20 1497 G21
Power Supply Rejection Output Impedance vs Frequency vs Frequency Amplifier Crosstalk vs Frequency
100 80 – 10 VS = ±15V VS = ±15V VS = ±15V 70 R – 20 L = 50Ω AV = 10 RF = RG = 560Ω R – 30 L = 100Ω ) Ω 10 60 RF = 560Ω – 40 RG = 62Ω 50 – 50 NEGATIVE POSITIVE 1 40 – 60 R – 70 F = RG = 1.5k 30 – 80 OUTPUT IMPEDANCE ( 0.1 20 – 90 RF = RG = 560Ω POWER SUPPLY REJECTION (dB) 10 OUTPUT TO INPUT CROSSTALK (dB)–100 0.01 0 –110 10k 100k 1M 10M 100M 10k 100k 1M 10M 100M 10k 100k 1M 10M 100M FREQUENCY (Hz) FREQUENCY (Hz) FREQUENCY (Hz) 1497 G22 1497 G23 1497 G24 7
W U TYPICAL PERFORMANCE CHARACTERISTICS Settling Time to 10mV Settling Time to 1mV Spot Noise Voltage and Current vs Output Step vs Output Step vs Frequency
10 10 100 VS = ±15V VS = ±15V 8 R 8 R A F = 560Ω F = 560Ω V = –1 AV = 1 6 6 √Hz) A A V = 1 V = –1 4 4 – in 2 2 √Hz OR pA/ 0 10 0 – 2 – 2 OUTPUT STEP (V) OUTPUT STEP (V) – 4 – 4 en AV = –1 A A V = 1 V = –1 – 6 – 6 A SPOT NOISE (nV/ V = 1 – 8 + i – 8 n –10 1 –10 0 20 40 60 80 100 0 25 50 75 100 125 150 175 200 225 250 10 100 1k 10k 100k SETTLING TIME (ns) FREQUENCY (Hz) SETTLING TIME (ns) 1497 G18 1497 G16 1497 G17
Total Harmonic Distortion 2nd and 3rd Harmonic Distortion vs Frequency vs Frequency 3rd Order Intercept vs Frequency
0.10 – 20 40 VS = ±15V VS = ±15V VS = ±15V RL = 100Ω – 30 VOUT = 5VP-P RL = 50Ω R 35 F = RG = 560Ω RL = 50Ω RF = 270Ω – 40 RF = 560Ω RG = 30Ω PO1 = PO2 = 4dBm 30 – 50 0.01 – 60 V 25 OUT = 7VRMS AV = 1 – 70 2ND AV = –1 20 V DISTORTION (dBc) 2ND OUT = 2VRMS – 80 AV = 1 A 3RD ORDER INTERCEPT (dBm) V = –1 3RD 15 TOTAL HARMONIC DISTORTION (%) – 90 3RD 0.001 –100 10 10 100 1k 10k 100k 0.1 1 10 0 5 10 15 20 25 30 FREQUENCY (Hz) FREQUENCY (MHz) FREQUENCY (MHz) 1497 G19 1497 G20 1497 G21
Power Supply Rejection Output Impedance vs Frequency vs Frequency Amplifier Crosstalk vs Frequency
100 80 – 10 VS = ±15V VS = ±15V VS = ±15V 70 R – 20 L = 50Ω AV = 10 RF = RG = 560Ω R – 30 L = 100Ω ) Ω 10 60 RF = 560Ω – 40 RG = 62Ω 50 – 50 NEGATIVE POSITIVE 1 40 – 60 R – 70 F = RG = 1.5k 30 – 80 OUTPUT IMPEDANCE ( 0.1 20 – 90 RF = RG = 560Ω POWER SUPPLY REJECTION (dB) 10 OUTPUT TO INPUT CROSSTALK (dB)–100 0.01 0 –110 10k 100k 1M 10M 100M 10k 100k 1M 10M 100M 10k 100k 1M 10M 100M FREQUENCY (Hz) FREQUENCY (Hz) FREQUENCY (Hz) 1497 G22 1497 G23 1497 G24 7