Datasheet LTC6400-8 (Analog Devices) - 6

LTC6400-8
TYPICAL PERFORMANCE CHARACTERISTICS S21 Phase and Group Delay vs Frequency Response Gain 0.1dB Flatness Frequency
14 1.0 0 0.8 TEST CIRCUIT B TEST CIRCUIT B TEST CIRCUIT B 12 0.8 10 0.6 –50 0.6 GROUP DELA 0.4 PHASE 8 0.2 6 TNESS (dB) 0 –100 0.4 4 Y (ns) GAIN (dB) –0.2 2 PHASE (DEGREE) GAIN FLA –0.4 –150 0.2 0 –0.6 GROUP DELAY –2 –0.8 –4 –1.0 –200 0 10 100 1000 3000 10 100 1000 3000 0 200 400 600 800 1000 FREQUENCY (MHz) FREQUENCY (MHz) FREQUENCY (MHz) 64008 G01 64008 G02 64008 G03
Input and Output Refl ection and Input and Output Impedance vs Reverse Isolation vs Frequency Frequency PSRR and CMRR vs Frequency
0 500 100 80 TEST CIRCUIT B PHASE PSRR IMPEDANCE MAGNITUDE –10 450 80 70 400 60 –20 S11 60 350 Z 40 PHASE (DEGREES) IN –30 300 20 50 CMRR ZOUT –40 S22 250 0 40 200 –20 ARAMETERS (dB) –50 Z 30 IN PSRR, CMRR (dB) S P 150 –40 –60 S12 20 IMPEDANCE MAGNITUDE (Ω) 100 –60 –70 50 Z 10 OUT –80 –80 0 –100 0 10 100 1000 3000 10 100 1000 1 10 100 1000 FREQUENCY (MHz) FREQUENCY (MHz) FREQUENCY (MHz) 64008 G04 64008 G05 64008 G06
Noise Figure and Input Referred Noise Voltage vs Frequency Small Signal Transient Response Large Signal Transient Response
10.0 5.0 INPUT REFERRED NOISE VOL 1.35 2.5 NF TEST: RS = 400Ω R R L = 87.5Ω PER OUTPUT L = 87.5Ω PER OUTPUT 9.5 4.5 TEST CIRCUIT B TEST CIRCUIT B 9.0 4.0 2.0 1.30 8.5 3.5 EN +OUT +OUT 8.0 3.0 1.5 TAGE (V) TAGE (V) 7.5 NOISE FIGURE 2.5 1.25 7.0 2.0 1.0 TAGE (nV NOISE FIGURE (dB) 6.5 1.5 OUTPUT VOL OUTPUT VOL –OUT 1.20 6.0 1.0 –OUT 0.5 /√ Hz 5.5 0.5 ) 5.0 0 1.15 0 0 50 100 150 200 250 300 0 2 4 6 8 10 0 2 4 6 8 10 FREQUENCY (MHz) TIME (ns) TIME (ns) 64008 G07 64008 G08 64008 G09 64008f 6