VCA822IDRG4 ,Wideband, >40dB Gain Adjust Range, Linear in V/V Variable Gain Amplifier 14-SOIC -40 to 85Features 3 DescriptionThe VCA822 device is a DC-coupled, wideband,1• 150-MHz Small-Signal Bandwidth ..
VCA824ID ,Wideband 420MHz, >40dB Gain Adjust Range, Linear in V/V Variable Gain Amplifier 14-SOIC -40 to 85Featuresinput buffers and an output current feedback amplifier1• 710-MHz Small-Signal Bandwidth (G ..
VCA8500IRGCT ,8-Channel, Ultra-Low Power Variable Gain Amplifier With Low-Noise Pre-Amp 64-VQFN -40 to 85ELECTRICAL CHARACTERISTICSAll specifications at T = +25°C, AVDD2 = 5.0V, AVDD1 = DVDD = 3.3V; singl ..
VCA8617PAGR ,8-Channel Variable Gain AmplifierFEATURES DESCRIPTION23• 3V OPERATIONThe VCA8617 is an 8-channel variable gain amplifierideally suit ..
VCA8617PAGT ,8-Channel Variable Gain AmplifierThis integrated circuit can be damaged by ESD. Texas Instruments recommends that all integrated cir ..
VCA8617PAGT ,8-Channel Variable Gain AmplifierELECTRICAL CHARACTERISTICS: AV = DV = 3VDD DDAt T = +25°C, load resistance = 1kΩ on each output to ..
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VCA822IDRG4
Wideband, >40dB Gain Adjust Range, Linear in V/V Variable Gain Amplifier
Initial Frequency Response
of VCA822 with RC Load
Equalized Frequency
Response
+VIN
RG+
VCA822Product
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SBOS343D –SEPTEMBER 2007–REVISED OCTOBER
VCA822 Wideband,> 40-dB Gain Adjust Range, Linearin V/V
Variable Gain Amplifier Features 3 DescriptionThe VCA822 deviceisa DC-coupled, wideband, 150-MHz Small-Signal Bandwidth linearin V/V, continuously variable, voltage-controlled(G= +10 V/V) gain amplifier.It providesa differential inputto single-• 137 MHz,5 VPP Bandwidth(G= +10 V/V) ended conversion witha high-impedance gain control 0.1-dB Gain Flatnessto28 MHz input usedto vary the gain down 40dB from the
nominal maximum gain setby the gain resistor (RG)• 1700 V/μs Slew Rate and feedback resistor (RF).• > 40-dB Gain Adjust Range
The internal architecture of the VCA822 device• High Gain Accuracy:20 dB ±0.3 dB consistsof two input buffers and an output current• High Output Current: ±160 mA feedback amplifier stage integrated witha multiplier
coreto providea complete variable gain amplifier
2 Applications (VGA) system that does not require external
buffering. The maximum gainis set externally with• Differential Line Receivers two resistors, providing flexibilityin designs. The• Differential Equalizers maximum gainis intendedto be set between +2 V/V• Pulse Amplitude Compensation and +100 V/V. Operating from ±5-V supplies, the gain
control• Variable Attenuators
gain• Voltage-Tunable Active Filters +1• Drop-In Upgradeto LMH6503 +10
1-V
range.
linearity.
control
the
(maximum
Differential Equalizer Equalizationof an RC Load
