Datasheet LT1993-2 (Analog Devices) - 4
| Fabricante | Analog Devices |
| Descripción | 800MHz Low Distortion, Low Noise Differential Amplifier ADC Driver (Av = 2V/V) |
| Páginas / Página | 22 / 4 — TA = 25°C, VCCA = VCCB = VCCC = 5V, VEEA = VEEB = VEEC = 0V, |
| Revisión | B |
| Formato / tamaño de archivo | PDF / 2.4 Mb |
| Idioma del documento | Inglés |
TA = 25°C, VCCA = VCCB = VCCC = 5V, VEEA = VEEB = VEEC = 0V,
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LT1993-2 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 1.3V to 3.4V 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, –OUTFILTERED) –91 dBc 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 3.5 nV/√Hz 1dB Compression Point RL = 100 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, –OUTFILTERED) –85 dBc 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 11.3 dB en10M Input Referred Noise Voltage Density 3.5 nV/√Hz 1dB Compression Point RL = 100 22.6 dBm Rev B 4 For more information www.analog.com
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 1.3V to 3.4V 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, –OUTFILTERED) –91 dBc 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 3.5 nV/√Hz 1dB Compression Point RL = 100 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, –OUTFILTERED) –85 dBc 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 11.3 dB en10M Input Referred Noise Voltage Density 3.5 nV/√Hz 1dB Compression Point RL = 100 22.6 dBm Rev B 4 For more information www.analog.com