Datasheet LTC6400-14 (Analog Devices) - 9
| Manufacturer | Analog Devices |
| Description | 2.4GHz Low Noise, Low Distortion Differential ADC Driver for 300MHz IF |
| Pages / Page | 16 / 9 — TYPICAL PERFORMANCE CHARACTERISTICS. Equivalent Output 1dB. Equivalent … |
| File Format / Size | PDF / 236 Kb |
| Document Language | English |
TYPICAL PERFORMANCE CHARACTERISTICS. Equivalent Output 1dB. Equivalent Output Third Order. Compression Point vs Frequency
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Text Version of Document
LTC6400-14
TYPICAL PERFORMANCE CHARACTERISTICS Equivalent Output 1dB Equivalent Output Third Order Compression Point vs Frequency Intercept vs Frequency IMD3 vs VICM and VOCM
20 70 –85 NO RL 200Ω RL 60 SWEEP V 19 –88 OCM INPUT AC-COUPLED 50 18 –91 40 SWEEP VICM 17 30 IMD3 (dBc) –94 VOCM = 1.25V OUTPUT IP3 (dBm) 20 DIFFERENTIAL INPUT 16 –97 RL = 375Ω TEST CIRCUIT A 10 DIFFERENTIAL INPUT VOUT = 2VP-P COMPOSITE at 100MHz OUTPUT 1dB COMPRESSION POINT (dBm) (NOTE 7) (NOTE 7) DIFFERENTIAL INPUT NO RL 15 0 –100 0 50 100 150 200 250 300 0 50 100 150 200 250 300 1.0 1.2 1.4 1.6 1.8 FREQUENCY (MHz) FREQUENCY (MHz) COMMON MODE VOLTAGE (V) 640014 G16 640014 G17 640014 G18
Turn-On Time Turn-Off Time
3.5 3.5 RL = 87.5Ω PER OUTPUT 3.0 3.0 ENABLE 2.5 2.5 2.0 2.0 1.5 +OUT 1.5 +OUT TAGE (V) TAGE (V) VOL 1.0 VOL 1.0 –OUT –OUT 0.5 0.5 ENABLE 0 0 RL = 87.5Ω PER OUTPUT –0.5 –0.5 –20 0 20 40 60 80 –20 0 20 40 60 80 TIME (ns) TIME (ns) 640014 G19 640014 G20 640014fb 9
TYPICAL PERFORMANCE CHARACTERISTICS Equivalent Output 1dB Equivalent Output Third Order Compression Point vs Frequency Intercept vs Frequency IMD3 vs VICM and VOCM
20 70 –85 NO RL 200Ω RL 60 SWEEP V 19 –88 OCM INPUT AC-COUPLED 50 18 –91 40 SWEEP VICM 17 30 IMD3 (dBc) –94 VOCM = 1.25V OUTPUT IP3 (dBm) 20 DIFFERENTIAL INPUT 16 –97 RL = 375Ω TEST CIRCUIT A 10 DIFFERENTIAL INPUT VOUT = 2VP-P COMPOSITE at 100MHz OUTPUT 1dB COMPRESSION POINT (dBm) (NOTE 7) (NOTE 7) DIFFERENTIAL INPUT NO RL 15 0 –100 0 50 100 150 200 250 300 0 50 100 150 200 250 300 1.0 1.2 1.4 1.6 1.8 FREQUENCY (MHz) FREQUENCY (MHz) COMMON MODE VOLTAGE (V) 640014 G16 640014 G17 640014 G18
Turn-On Time Turn-Off Time
3.5 3.5 RL = 87.5Ω PER OUTPUT 3.0 3.0 ENABLE 2.5 2.5 2.0 2.0 1.5 +OUT 1.5 +OUT TAGE (V) TAGE (V) VOL 1.0 VOL 1.0 –OUT –OUT 0.5 0.5 ENABLE 0 0 RL = 87.5Ω PER OUTPUT –0.5 –0.5 –20 0 20 40 60 80 –20 0 20 40 60 80 TIME (ns) TIME (ns) 640014 G19 640014 G20 640014fb 9
