Datasheet LT1993-4 (Analog Devices) - 8
| Fabricante | Analog Devices |
| Descripción | 900MHz Low Distortion, Low Noise Differential Amplifier/ADC Driver (AV = 4V/V) |
| Páginas / Página | 20 / 8 — Differential Input Impedance vs. Differential Output Impedance vs. … |
| Revisión | B |
| Formato / tamaño de archivo | PDF / 2.4 Mb |
| Idioma del documento | Inglés |
Differential Input Impedance vs. Differential Output Impedance vs. Reverse Isolation vs Frequency. Frequency
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LT1993-4 TYPICAL PERFORMANCE CHARACTERISTICS
Differential Input Impedance vs Differential Output Impedance vs Reverse Isolation vs Frequency Frequency Frequency
–40 150 100 UNFILTERED OUTPUTS °) UNFILTERED OUTPUTS 125 –50 , PHASE 100 Ω IMPEDANCE MAGNITUDE ) –60 Ω 75 10 –70 50 TION (dB) 25 –80 0 ISOLA IMPEDANCE PHASE 1 –90 –25 OUTPUT IMPEDANCE ( –50 –100 –75 –110 INPUT IMPEDANCE (MAGNITUDE –100 0.1 1 10 100 1000 10000 1 10 100 1000 1 10 100 1000 FREQUENCY (MHz) FREQUENCY (MHz) FREQUENCY (MHz) 19934 G16
Input Reflection Coefficient vs Output Reflection Coefficient vs Frequency Frequency PSRR, CMRR vs Frequency
0 0 100 MEASURED USING DC800A DEMO BOARD MEASURED USING DC800A DEMO BOARD UNFILTERED OUTPUTS –5 –5 90 –10 –10 80 –15 –15 70 –20 –20 60 CMRR –25 –25 50 –30 –30 40 –35 –35 PSRR, CMRR (dB) 30 –40 –40 20 PSRR INPUT REFLECTION COEFFICIENT (S11) –45 10 OUTPUT REFLECTION COEFFICIENT (S22) –45 –50 –50 0 10 100 1000 10 100 1000 1 10 100 1000 FREQUENCY (MHz) FREQUENCY (MHz) FREQUENCY (MHz) 19934 G19 19934 G20 19934 G21
Small-Signal Transient Response Large-Signal Transient Response Overdrive Recovery Time
2.28 3.0 4.0 RLOAD = 100Ω PER OUTPUT RLOAD = 100Ω PER OUTPUT 2.26 2.8 3.5 +OUT 2.24 2.6 3.0 2.22 2.4 2.5 AGE (V) AGE (V) AGE (V) LT LT LT 2.20 2.2 2.0 RLOAD = 100Ω PER OUTPUT 2.18 2.0 1.5 OUTPUT VO OUTPUT VO 2.16 OUTPUT VO 1.8 1.0 2.14 1.6 0.5 –OUT 2.12 1.4 0 0 5 10 15 20 25 30 35 40 45 50 0 5 10 15 20 25 30 35 40 45 50 0 25 50 75 100 125 150 175 200 225 250 TIME (ns) TIME (ns) TIME (ns) 19934 G22 19934 G23 Rev B 8 For more information www.analog.com Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Order Information DC Electrical Characteristics AC Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Applications Information Typical Application Package Description Revision History Typical Application Related Parts
Differential Input Impedance vs Differential Output Impedance vs Reverse Isolation vs Frequency Frequency Frequency
–40 150 100 UNFILTERED OUTPUTS °) UNFILTERED OUTPUTS 125 –50 , PHASE 100 Ω IMPEDANCE MAGNITUDE ) –60 Ω 75 10 –70 50 TION (dB) 25 –80 0 ISOLA IMPEDANCE PHASE 1 –90 –25 OUTPUT IMPEDANCE ( –50 –100 –75 –110 INPUT IMPEDANCE (MAGNITUDE –100 0.1 1 10 100 1000 10000 1 10 100 1000 1 10 100 1000 FREQUENCY (MHz) FREQUENCY (MHz) FREQUENCY (MHz) 19934 G16
Input Reflection Coefficient vs Output Reflection Coefficient vs Frequency Frequency PSRR, CMRR vs Frequency
0 0 100 MEASURED USING DC800A DEMO BOARD MEASURED USING DC800A DEMO BOARD UNFILTERED OUTPUTS –5 –5 90 –10 –10 80 –15 –15 70 –20 –20 60 CMRR –25 –25 50 –30 –30 40 –35 –35 PSRR, CMRR (dB) 30 –40 –40 20 PSRR INPUT REFLECTION COEFFICIENT (S11) –45 10 OUTPUT REFLECTION COEFFICIENT (S22) –45 –50 –50 0 10 100 1000 10 100 1000 1 10 100 1000 FREQUENCY (MHz) FREQUENCY (MHz) FREQUENCY (MHz) 19934 G19 19934 G20 19934 G21
Small-Signal Transient Response Large-Signal Transient Response Overdrive Recovery Time
2.28 3.0 4.0 RLOAD = 100Ω PER OUTPUT RLOAD = 100Ω PER OUTPUT 2.26 2.8 3.5 +OUT 2.24 2.6 3.0 2.22 2.4 2.5 AGE (V) AGE (V) AGE (V) LT LT LT 2.20 2.2 2.0 RLOAD = 100Ω PER OUTPUT 2.18 2.0 1.5 OUTPUT VO OUTPUT VO 2.16 OUTPUT VO 1.8 1.0 2.14 1.6 0.5 –OUT 2.12 1.4 0 0 5 10 15 20 25 30 35 40 45 50 0 5 10 15 20 25 30 35 40 45 50 0 25 50 75 100 125 150 175 200 225 250 TIME (ns) TIME (ns) TIME (ns) 19934 G22 19934 G23 Rev B 8 For more information www.analog.com Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Order Information DC Electrical Characteristics AC Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Applications Information Typical Application Package Description Revision History Typical Application Related Parts