Datasheet LT1993-4 (Analog Devices) - 4
| Hersteller | Analog Devices |
| Beschreibung | 900MHz Low Distortion, Low Noise Differential Amplifier/ADC Driver (AV = 4V/V) |
| Seiten / Seite | 20 / 4 — TA = 25°C, VCCA = VCCB = VCCC = 5V, VEEA = VEEB = VEEC = 0V, |
| Revision | B |
| Dateiformat / Größe | PDF / 2.4 Mb |
| Dokumentensprache | Englisch |
TA = 25°C, VCCA = VCCB = VCCC = 5V, VEEA = VEEB = VEEC = 0V,
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LT1993-4 AC ELECTRICAL CHARACTERISTICS
TA = 25°C, VCCA = VCCB = VCCC = 5V, VEEA = VEEB = VEEC = 0V, ENABLE = 0.8V, +INA shorted to +INB (+IN), –INA shorted to –INB (–IN), VOCM = 2.2V, Input common mode voltage = 2.2V, no RLOAD unless otherwise noted. SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS Common Mode Voltage Control (VOCM Pin)
–3dBBWCM Common Mode Small-Signal –3dB 0.1VP-P at VOCM, Measured Single-Ended at +OUT 300 MHz Bandwidth and –OUT SRCM Common Mode Slew Rate 1.2V to 3.6V Step at VOCM 500 V/µs
Noise/Harmonic Performance Input/output Characteristics 1kHz Signal
Second/Third Harmonic Distortion 2VP-P Differential (+OUTFILTERED, –OUTFILTERED) –100 dBc 2VP-P Differential (+OUT, –OUT) –100 dBc 2VP-P Differential (+OUT, –OUT), RL = 100 –100 dBc 3.2VP-P Differential (+OUTFILTERED, –91 dBc –OUTFILTERED) 3.2VP-P Differential (+OUT, –OUT) –91 dBc 3.2VP-P Differential (+OUT, –OUT), RL = 100 –91 dBc Third-Order IMD 2VP-P Differential Composite (+OUTFILTERED, –102 dBc –OUTFILTERED), f1 = 0.95kHz, f2 = 1.05kHz 2VP-P Differential Composite (+OUT, –OUT), –102 dBc RL = 100 , f1 = 0.95kHz, f2 = 1.05kHz 3.2VP-P Differential Composite (+OUTFILTERED, –93 dBc –OUTFILTERED), f1 = 0.95kHz, f2 = 1.05kHz OIP31k Output Third-Order Intercept Differential (+OUTFILTERED, –OUTFILTERED), 54 dBm f1 = 0.95kHz, f2 = 1.05kHz en1k Input Referred Noise Voltage Density 2.15 nV/√Hz 1dB Compression Point 22.7 dBm
10MHz Signal
Second/Third Harmonic Distortion 2VP-P Differential (+OUTFILTERED, –OUTFILTERED) –94 dBc 2VP-P Differential (+OUT, –OUT) –94 dBc 2VP-P Differential (+OUT, –OUT), RL = 100 –86 dBc 3.2VP-P Differential (+OUTFILTERED, –85 dBc –OUTFILTERED) 3.2VP-P Differential (+OUT, –OUT) –85 dBc 3.2VP-P Differential (+OUT, –OUT), RL = 100 –77 dBc Third-Order IMD 2VP-P Differential Composite (+OUTFILTERED, –96 dBc –OUTFILTERED), f1 = 9.5MHz, f2 = 10.5MHz 2VP-P Differential Composite (+OUT, –OUT), –96 dBc RL = 100 , f1 = 9.5MHz, f2 = 10.5MHz 3.2VP-P Differential Composite (+OUTFILTERED, –87 dBc –OUTFILTERED), f1 = 9.5MHz, f2 = 10.5MHz OIP310M Output Third-Order Intercept Differential (+OUTFILTERED, –OUTFILTERED), 51 dBm f1 = 9.5MHz, f2 = 10.5MHz NF Noise Figure Measured Using DC800A Demo Board 13.7 dB en10M Input Referred Noise Voltage Density 2.15 nV/√Hz 1dB Compression Point 22.6 dBm Rev B 4 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
TA = 25°C, VCCA = VCCB = VCCC = 5V, VEEA = VEEB = VEEC = 0V, ENABLE = 0.8V, +INA shorted to +INB (+IN), –INA shorted to –INB (–IN), VOCM = 2.2V, Input common mode voltage = 2.2V, no RLOAD unless otherwise noted. SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS Common Mode Voltage Control (VOCM Pin)
–3dBBWCM Common Mode Small-Signal –3dB 0.1VP-P at VOCM, Measured Single-Ended at +OUT 300 MHz Bandwidth and –OUT SRCM Common Mode Slew Rate 1.2V to 3.6V Step at VOCM 500 V/µs
Noise/Harmonic Performance Input/output Characteristics 1kHz Signal
Second/Third Harmonic Distortion 2VP-P Differential (+OUTFILTERED, –OUTFILTERED) –100 dBc 2VP-P Differential (+OUT, –OUT) –100 dBc 2VP-P Differential (+OUT, –OUT), RL = 100 –100 dBc 3.2VP-P Differential (+OUTFILTERED, –91 dBc –OUTFILTERED) 3.2VP-P Differential (+OUT, –OUT) –91 dBc 3.2VP-P Differential (+OUT, –OUT), RL = 100 –91 dBc Third-Order IMD 2VP-P Differential Composite (+OUTFILTERED, –102 dBc –OUTFILTERED), f1 = 0.95kHz, f2 = 1.05kHz 2VP-P Differential Composite (+OUT, –OUT), –102 dBc RL = 100 , f1 = 0.95kHz, f2 = 1.05kHz 3.2VP-P Differential Composite (+OUTFILTERED, –93 dBc –OUTFILTERED), f1 = 0.95kHz, f2 = 1.05kHz OIP31k Output Third-Order Intercept Differential (+OUTFILTERED, –OUTFILTERED), 54 dBm f1 = 0.95kHz, f2 = 1.05kHz en1k Input Referred Noise Voltage Density 2.15 nV/√Hz 1dB Compression Point 22.7 dBm
10MHz Signal
Second/Third Harmonic Distortion 2VP-P Differential (+OUTFILTERED, –OUTFILTERED) –94 dBc 2VP-P Differential (+OUT, –OUT) –94 dBc 2VP-P Differential (+OUT, –OUT), RL = 100 –86 dBc 3.2VP-P Differential (+OUTFILTERED, –85 dBc –OUTFILTERED) 3.2VP-P Differential (+OUT, –OUT) –85 dBc 3.2VP-P Differential (+OUT, –OUT), RL = 100 –77 dBc Third-Order IMD 2VP-P Differential Composite (+OUTFILTERED, –96 dBc –OUTFILTERED), f1 = 9.5MHz, f2 = 10.5MHz 2VP-P Differential Composite (+OUT, –OUT), –96 dBc RL = 100 , f1 = 9.5MHz, f2 = 10.5MHz 3.2VP-P Differential Composite (+OUTFILTERED, –87 dBc –OUTFILTERED), f1 = 9.5MHz, f2 = 10.5MHz OIP310M Output Third-Order Intercept Differential (+OUTFILTERED, –OUTFILTERED), 51 dBm f1 = 9.5MHz, f2 = 10.5MHz NF Noise Figure Measured Using DC800A Demo Board 13.7 dB en10M Input Referred Noise Voltage Density 2.15 nV/√Hz 1dB Compression Point 22.6 dBm Rev B 4 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