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ADI LT1228CS8#PBF

Hersteller
Herst.-Teilenr.
LT1228CS8#PBF
LCSC-Nr.
C579698
Verp.
SOP-8
Kundennummer
Hauptmerkm.
100MHz Current Feedback Amplifier with DC Gain Control
DatenblattADI LT1228CS8#PBF
RoHS-Konformität1 Dokumente verfügbar
Alternativteile10
Garantie auf jede Bestellung
100% Authentisch · 30-Tage-Rückgabe oder -Umtausch
Vorrätig: 5
5 Ab Lager, sofort versandfertig
Minimum: 1Vielfaches: 1Verkaufseinheit: Piece
Zur BOM-Liste hinzufügen
Stk.E-PreisGesamtbetrag
1+$ 24.3912$ 24.39
10+$ 23.3405$ 233.41
30+$ 21.5206$ 645.62
100+$ 19.9316$ 1993.16
Standardgehäuse100/Full Tube
Besserer Preis bei größerer Menge?
$

Produktspezifikationen

Alle
TypBeschreibung
KategorieIntegrated Circuits (ICs)/Linear/Amplifiers/Instrumentation, Op Amps, Buffer Amps
HerstellerADI
Verp.SOP-8
Output Current30mA
Number of Channels2
Vos - Input Offset Voltage3mV
Slew Rate500V/us
Input Offset Current(Ios)40nA
Operating Temperature0℃~+70℃
Common Mode Rejection Ratio(CMRR)69dB
Ib - Input Bias Current400pA
Input Offset Voltage Drift(Vos TC)10uV/℃
Quiescent Current15mA
Gain Bandwidth Product100MHz
FeaturesESD protection
Input Voltage Noise Density6nV/√Hz@1kHz
Dual Supply-15V~-2V;2V~15V
Rail to Rail-
Single Supply-

Beschreibung

KI-Übersetzung

The LT1228 makes it easy to electronically control the gain of signals from DC to video frequencies. The LT1228 implements gain control with a transconductance amplifier (voltage to current) whose gain is proportional to an externally controlled current. A resistor is typically used to convert the output current to a voltage, which is then amplified with a current feedback amplifier. The LT1228 combines both amplifiers into an 8 - pin package, and operates on any supply voltage from 4V (±2V) to 30V (±15V). A complete differential input, gain controlled amplifier can be implemented with the LT1228 and just a few resistors. The LT1228 transconductance amplifier has a high impedance differential input and a current source output with wide output voltage compliance. The transconductance, gm, is set by the current that flows into Pin 5, ISET. The small signal gm is equal to ten times the value of ISET and this relationship holds over several decades of set current. The voltage at Pin 5 is two diode drops above the negative supply, Pin 4. The LT1228 current feedback amplifier has very high input impedance and therefore it is an excellent buffer for the output of the transconductance amplifier. The current feedback amplifier maintains its wide bandwidth over a wide range of voltage gains making it easy to interface the transconductance amplifier output to other circuitry. The current feedback amplifier is designed to drive low impedance loads, such as cables, with excellent linearity at high frequencies.

Merkmale

KI-Übersetzung
  • Very Fast Transconductance Amplifier Bandwidth: 75MHz
  • Low THD: 0.2% at 30mVRMS Input
  • Wide ISET Range: 1µA to 1mA
  • Very Fast Current Feedback Amplifier Bandwidth: 100MHz
  • Slew Rate: 1000V/µs
  • Output Drive Current: 30mA
  • Differential Gain: 0.04%
  • Differential Phase: 0.1°
  • High Input Impedance: 25MΩ, 6pF
  • Wide Supply Range: ±2V to ±15V
  • Inputs Common Mode to Within 1.5V of Supplies
  • Outputs Swing Within 0.8V of Supplies
  • Supply Current: 7mA
  • Available in 8 - Lead PDIP and SO Packages

Anwendungen

KI-Übersetzung
  • Video DC Restore (Clamp) Circuits
  • Video Differential Input Amplifiers
  • Video Keyer/Fader Amplifiers
  • AGC Amplifiers
  • Tunable Filters
  • Oscillators

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