Datasheet LTC6405 (Analog Devices) - 8
| Hersteller | Analog Devices |
| Beschreibung | 2.7GHz, 5V, Low Noise, Rail-to-Rail Input Differential Amplifier/Driver |
| Seiten / Seite | 26 / 8 — typical perForMance characteristics (QFN Package). Overdriven Output. … |
| Dateiformat / Größe | PDF / 447 Kb |
| Dokumentensprache | Englisch |
typical perForMance characteristics (QFN Package). Overdriven Output. Small Signal Step Response. Large Signal Step Response
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LTC6405
typical perForMance characteristics (QFN Package) Overdriven Output Small Signal Step Response Large Signal Step Response Transient Response
4.5 +OUT 4.0 +OUT –OUT 3.5 V) 3.0 /DIV /DIV 2.5 TAGE ( 2.0 20mV 0.2V VOL 1.5 1.0 –OUT –OUT 0.5 +OUT 0 6405 G13 10ns/DIV 6405 G14 10ns/DIV 6405 G15 100ns/DIV VS = 5V RI = RF = 200Ω VS = 5V VS = 5V VOCM = VICM = 2.5V CF = 1.8pF RLOAD = 400Ω VOCM = 2.5V RLOAD = 400Ω CL = 0pF VIN = 2VP-P, DIFFERENTIAL RLOAD = 400Ω TO GROUND PER OUTPUT
Frequency Response Frequency Response Frequency Response vs Input vs Closed Loop Gain vs Load Capacitance Common Mode Voltage
50 30 10 A CL = 0pF V = 100 40 20 CL = 2pF 5 CL = 3pF 30 AV = 20 10 CL= 4.7pF 0 AV = 10 20 CL = 10pF A –5 V = 5 0 VICM = 0V 10 A V V = 2 –10 ICM = 0.5V A V V = 1 –10 ICM = 1.25V 0 –15 VICM = 2.5V GAIN (dB) –20 V –10 GAIN (dB) V ICM = 4V S = 5V GAIN (dB) –20 V V ICM = 5V –20 –30 OCM = VICM = 2.5V R –25 LOAD = 400Ω –30 –40 RI = RF = 200Ω, CF = 1.8pF VS = 5V V –30 S = 5V CAPACITOR VALUES ARE FROM EACH VOCM = 2.5V –40 VOCM = VICM = 2.5V –50 OUTPUT TO GROUND. –35 RLOAD = 400Ω RLOAD = 400Ω NO SERIES RESISTORS ARE USED. RI = RF = 200Ω, CF = 1.8pF –50 –60 –40 1 10 100 1000 2000 1 10 100 1000 2000 1 10 100 1000 2000 FREQUENCY (MHz) FREQUENCY (MHz) FREQUENCY (MHz) 6405 G17 6405 G18 AV (V/V) RI (Ω) RF (Ω) CF (pF) 1 200 200 1.8 2 200 400 1.5 5 200 1k 0.6 10 200 2k 0.2 20 200 4k 0 100 200 20k 0 6405 G16 6405fb 8 For more information www.linear.com/6405
typical perForMance characteristics (QFN Package) Overdriven Output Small Signal Step Response Large Signal Step Response Transient Response
4.5 +OUT 4.0 +OUT –OUT 3.5 V) 3.0 /DIV /DIV 2.5 TAGE ( 2.0 20mV 0.2V VOL 1.5 1.0 –OUT –OUT 0.5 +OUT 0 6405 G13 10ns/DIV 6405 G14 10ns/DIV 6405 G15 100ns/DIV VS = 5V RI = RF = 200Ω VS = 5V VS = 5V VOCM = VICM = 2.5V CF = 1.8pF RLOAD = 400Ω VOCM = 2.5V RLOAD = 400Ω CL = 0pF VIN = 2VP-P, DIFFERENTIAL RLOAD = 400Ω TO GROUND PER OUTPUT
Frequency Response Frequency Response Frequency Response vs Input vs Closed Loop Gain vs Load Capacitance Common Mode Voltage
50 30 10 A CL = 0pF V = 100 40 20 CL = 2pF 5 CL = 3pF 30 AV = 20 10 CL= 4.7pF 0 AV = 10 20 CL = 10pF A –5 V = 5 0 VICM = 0V 10 A V V = 2 –10 ICM = 0.5V A V V = 1 –10 ICM = 1.25V 0 –15 VICM = 2.5V GAIN (dB) –20 V –10 GAIN (dB) V ICM = 4V S = 5V GAIN (dB) –20 V V ICM = 5V –20 –30 OCM = VICM = 2.5V R –25 LOAD = 400Ω –30 –40 RI = RF = 200Ω, CF = 1.8pF VS = 5V V –30 S = 5V CAPACITOR VALUES ARE FROM EACH VOCM = 2.5V –40 VOCM = VICM = 2.5V –50 OUTPUT TO GROUND. –35 RLOAD = 400Ω RLOAD = 400Ω NO SERIES RESISTORS ARE USED. RI = RF = 200Ω, CF = 1.8pF –50 –60 –40 1 10 100 1000 2000 1 10 100 1000 2000 1 10 100 1000 2000 FREQUENCY (MHz) FREQUENCY (MHz) FREQUENCY (MHz) 6405 G17 6405 G18 AV (V/V) RI (Ω) RF (Ω) CF (pF) 1 200 200 1.8 2 200 400 1.5 5 200 1k 0.6 10 200 2k 0.2 20 200 4k 0 100 200 20k 0 6405 G16 6405fb 8 For more information www.linear.com/6405