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OPA4684

OPA4684 Description

Quad, Low-Power, Current Feedback Operational Amplifier

OPA4684 Categories

Current Feedback Amplifiers

OPA4684 Manufacturer

Texas Instruments

OPA4684 Datasheet (PDF)

OPA4684 Datasheet
Quad, Low-Power, Current-Feedback Operational Amplifier (Rev. G)

OPA4684 Price & Availability


Check OPA4684 Price & Availability at Canics

OPA4684 Features

  • MINIMAL BANDWIDTH CHANGE VERSUS GAIN
  • 170MHz BANDWIDTH AT G = +2
  • >120MHz BANDWIDTH TO GAIN > +10
  • LOW DISTORTION: < -78dBc at 5MHz
  • HIGH OUTPUT CURRENT: 120mA
  • SINGLE +5V TO +12V SUPPLY OPERATION
  • DUAL ±2.5 TO ±6.0V SUPPLY OPERATION
  • LOW SUPPLY CURRENT: 6.8mA Total
  • APPLICATIONS
    • LOW-POWER BROADCAST VIDEO DRIVERS
    • EQUALIZING FILTERS
    • SAW FILTER HIGH-GAIN POST AMPLIFIERS
    • MULTICHANNEL SUMMING AMPLIFIERS
    • WIDEBAND DIFFERENTIAL CHANNELS
    • ANALOG-TO-DIGITAL CONVERTERS INPUT DRIVERS
    • MULTIPLE POLE ACTIVE FILTERS
    • OPA4658 LOW-POWER UPGRADE

OPA4684 Parameters

Pin/Package14SOIC,14TSSOP
Approx. 1KU Price (US$)3.3
Number of Channels4
Vs (Min) (V)5
Vs (Max) (V)12
Iq per channel (Max) (mA)7.8
GBW (Typ) (MHz)1900
Slew Rate (Typ) (V/us)750
Acl, min stable gain (V/V)1
BW @ Acl (MHz)250
0.1 dB BW Flatness (MHz)19
Vn at Flatband (Typ) (nV/rtHz)3.7
Noninverting Input Current Noise (pA/rtHz)9.4
Io (Typ) (mA)120
Vio (Max) (mV)4
Offset Voltage Drift (+/-) (Max) (uV/Degrees Celsius)12
THD (Fc=1 MHz) (Typ) (dB)-79
2nd Harmonic (dBc)80
3rd Harmonic (dBc)80
@ Mhz5
Iib (Max) (nA)15000
Diff Gain (%)0.04
Diff Phase (deg)0.02
BW @ G=+2 (MHz)170
Crosstalk (-dB)52
Inverting Input Current Noise (pA/rtHz)17
Select parameters and click to see components with these parameters.

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