Datasheet LTC6421-20 (Analog Devices) - 6

LTC6421-20
TYPICAL PERFORMANCE CHARACTERISTICS Third Order Intermodulation Overdrive Transient Response Harmonic Distortion vs Frequency Distortion vs Frequency
2.5 – 40 – 40 RL = 87.5Ω PER OUTPUT DIFFERENTIAL INPUT DIFFERENTIAL INPUT – OUT VOUT = 2VP-P –50 VOUT = 2VP-P COMPOSITE –50 DRIVING LTC2285 DRIVING LTC2235 2.0 –60 – 60 –70 1.5 –70 –80 HD2 1.0 HD3 –90 –80 OUTPUT VOLTAGE (V) THIRD ORDER IMD (dBc) –100 0.5 HARMONIC DISTROTION (dBc) –90 –110 +OUT 0 –100 –120 0 50 100 150 200 0 50 100 150 200 0 50 100 150 200 TIME (ns) FREQUENCY (MHz) FREQUENCY (MHz) 642120 G10 642120 G12 642120 G11
Equivalent Output Third Order Channel Separation Intercept vs Frequency vs Frequency
70 120 DIFFERENTIAL INPUT (NOTE 8) VOUT = 2VP-P COMPOSITE 60 (NOTE 7) 100 DRIVING LTC2285 50 80 TION (dB) 40 ARA 60 30 OUTPUT IP3 (dBm) 40 20 CHANNEL SEP 20 10 0 40 0 50 100 150 200 1 10 100 1000 FREQUENCY (MHz) FREQUENCY (MHz) 642120 G13 642120 G14 642120fb 6 Document Outline FEATURES DESCRIPTION APPLICATIONS TYPICAL APPLICATION ABSOLUTE MAXIMUM RATINGS PIN CONFIGURATION ORDER INFORMATION SELECTOR GUIDE DC ELECTRICAL CHARACTERISTICS AC ELECTRICAL CHARACTERISTICS TYPICAL PERFORMANCE CHARACTERISTICS PIN FUNCTIONS BLOCK DIAGRAM APPLICATIONS INFORMATION TYPICAL APPLICATIONS PACKAGE DESCRIPTION REVISION HISTORY TYPICAL APPLICATION RELATED PARTS