Datasheet LTC6084, LTC6085 (Analog Devices) - 8

LTC6084/LTC6085
TYPICAL PERFORMANCE CHARACTERISTICS Total Harmonic Distortion and Capacitive Load Handling Channel Separation vs Frequency Noise vs Frequency
50 –90 1 VS = 5V VS = 5V VS = 3V 45 VCM = 2.5V –95 VCM = 2.5V VCM = 1.5V A T R 40 V = –1 A = 25°C L = 10k R –100 S = 10Ω 35 –105 0.1 30 TION (dB) R A S = 50Ω –110 V = –2, VIN = 1VP-P ARA 25 –115 AV = 2, VIN = 1VP-P 20 1k OVERSHOOT (%) –120 0.01 15 THD AND NOISE (%) – –125 10 RS CHANNEL SEP AV = 1, VIN = 2VP-P 1k + 5 A C –130 V = 1, L VIN = 1VP-P 0 –135 0.001 10 100 1000 10000 0.001 0.01 0.1 1 10 0.01 0.1 1 10 100 CAPACITIVE LOAD (pF) FREQUENCY (MHz) FREQUENCY (kHz) 60845 G18 60845 G19 60845 G20
Total Harmonic Distortion and Total Harmonic Distortion and Total Harmonic Distortion and Noise vs Frequency Noise vs Output Voltage Noise vs Load Resistance
1 10 0.1 VS = 5V RL = 10k AV = 1 VCM = 2.5V VCM = VS/2 VCM = VS/2 AT 1kHz RL = 10k A 1 V = 1 0.1 0.01 A VS = 3V AT 20kHz V = 2, VIN = 1VP-P 0.1 0.01 V V S = 3V, VIN = 1VP-P S = 5V AT 20kHz 0.01 AV = –2, VIN = 1VP-P 0.001 THD AND NOISE (%) THD AND NOISE (%) VS = 3V AT 1kHz THD AND NOISE (%) 0.001 VS = 5V, VIN = 2VP-P A 0.001 V = 1, VIN = 1VP-P AV = 1, VIN = 2VP-P VS = 5V AT 1kHz 0.0001 0.0001 0.0001 0.01 0.1 1 10 100 0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5 0.1 1 10 100 FREQUENCY (kHz) OUTPUT VOLTAGE (VP-P) LOAD RESISTANCE TO GROUND (kΩ) 60845 G21 60845 G22 60845 G23
Small Signal Response Small Signal Response Large Signal Response
100mV/DIV 100mV/DIV 1V/DIV 2μs/DIV 2μs/DIV 20μs/DIV VS = 5V V V 60845 G24 S = 5V 60845 G25 S = 5V 60845 G26 AV = 1 AV = 1 AV = 1 RL = ∞ RL = ∞ RL = ∞ CL = 220pF 60845fa 8