OPA2684IDCNTG4 Texas Instruments Integrated Circuit (SOT23 (8-Pin)) In Stock

The OPA2684IDCNTG4 is a dual low-power current-feedback operational amplifier from Texas Instruments. It delivers high-speed performance with up to 10 µA bias current and 53 dB common-mode rejection ratio in a compact SOT-23 8-pin package. Available from stock worldwide with fast shipping.

OBSOLETEIntegrated CircuitVerified May 2026
Package / Visual Reference
OPA2684IDCNTG4SOT23 (8-Pin)
Quick Facts
Manufacturer
Texas Instruments
Package
SOT23 (8-Pin)
Pin Count
8
Lifecycle
OBSOLETE
Category
Integrated Circuit
Price
From $3.5229(MOQ 1250)
Temp Range
-40.0°C to 125.0°C
RoHS
Compliant
Lead Time
3–7 business days
Shipping
DHL Express · Worldwide

What are the key features of OPA2684IDCNTG4?

  • Dual current-feedback op-amp architecture enabling wide bandwidth with minimal power consumption
  • High common-mode rejection ratio of 53 dB for excellent noise immunity in differential signal applications
  • Compact SOT-23 8-pin package ideal for space-constrained PCB designs
  • Low input offset voltage max of 4600 µV for precise analog signal processing

What is OPA2684IDCNTG4 used for?

The OPA2684IDCNTG4 is well suited for high-speed signal conditioning, video amplification, and active filter designs where low power consumption is critical. Its dual-channel current-feedback topology makes it an excellent choice for differential signal processing in communications and instrumentation systems. It is also commonly used in portable and battery-powered equipment requiring high-speed performance within tight power budgets.

What are the specifications of OPA2684IDCNTG4?

YTEOL0
Amplifier TypeOPERATIONAL AMPLIFIER
ArchitectureCURRENT-FEEDBACK
Average Bias Current-Max (IIB)10 µA
Bias Current-Max (IIB) @25C10 µA
Common-mode Reject Ratio-Min53dB
Common-mode Reject Ratio-Nom51dB
Frequency CompensationYES
Input Offset Voltage-Max4600 µV
JESD-30 CodeR-PDSO-G8
JESD-609 Codee4
Low-BiasNO
Low-OffsetNO
MicropowerNO
Neg Supply Voltage Limit-Max-6.5 V
Neg Supply Voltage-Nom (Vsup)-5 V
Number of Functions2
Package Body MaterialPLASTIC/EPOXY
Package ShapeRECTANGULAR
Package StyleSMALL OUTLINE, LOW PROFILE, SHRINK PITCH
Packing MethodTR
Peak Reflow Temperature (Cel)260
PowerNO
Programmable PowerNO
Qualification StatusNot Qualified
Slew Rate-Min280V/us
Slew Rate-Nom820V/us
Supply Current-Max3.6mA
Supply Voltage Limit-Max6.5V
Supply Voltage-Nom (Vsup)5V
Surface MountYES
TechnologyBIPOLAR
Temperature GradeAUTOMOTIVE
Terminal FinishNICKEL PALLADIUM GOLD
Terminal FormGULL WING
Terminal Pitch0.65mm
Terminal PositionDUAL
Time@Peak Reflow Temperature-Max (s)30
Unity Gain BW-Nom250000
WidebandYES
PackageSOT23 (8-Pin)

Compliance & Regulatory

RoHS StatusCompliant
Lead-FreeYes (Pb-Free)
Moisture Sensitivity LevelMSL 2
ECCNEAR99
HTS Code8542.33.00.01

Where can I find the OPA2684IDCNTG4 datasheet?

OPA2684IDCNTG4 Datasheet Download

Official datasheet from Texas Instruments

What are equivalent replacements for OPA2684IDCNTG4?

Compatible alternatives and drop-in replacements for OPA2684IDCNTG4:

OPA2684IDCNTTexas Instruments Operational

Amplifier, 2 Func, 3800uV Offset-Max, BIPolar, PDSO8

View Part →

Frequently Asked Questions

What is the maximum bias current of the OPA2684IDCNTG4?

The OPA2684IDCNTG4 has a maximum bias current (IIB) of 10 µA at 25°C, which is typical for low-power current-feedback operational amplifiers used in high-speed applications.

What package does the OPA2684IDCNTG4 come in?

The OPA2684IDCNTG4 is available in an SOT-23 8-pin package, making it highly suitable for space-constrained PCB layouts and portable electronics designs.

What applications is the OPA2684IDCNTG4 best suited for?

This dual current-feedback op-amp excels in video signal amplification, high-speed active filters, differential line receivers, and instrumentation circuits where both speed and low power are required.

What is the common-mode rejection ratio of the OPA2684IDCNTG4?

The OPA2684IDCNTG4 offers a minimum common-mode rejection ratio of 53 dB and a nominal value of 51 dB, providing reliable noise rejection in differential signal applications.

Is the OPA2684IDCNTG4 RoHS compliant?

The OPA2684IDCNTG4 carries the 'G4' suffix in its part number, which indicates it meets Texas Instruments' green and RoHS-compliant manufacturing standards, making it suitable for environmentally conscious designs.

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About Texas Instruments

Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.

AvailabilityIn Stock
Reference Price (USD)
From $3.5229
Buy from 1pc · Factory-direct pricing
Qty.Unit PriceExt. Price
1250+$3.5955$4494.41
1750+$3.5585$6227.39
2500+$3.5229$8807.23
pcs
Unit price: $3.5955 · Total: $4494.41

In Stock · 24h Response · Worldwide Shipping

Lead Time3-7 business days
MOQFrom 1 piece
ShippingDHL / FedEx / UPS
OriginChina (Authorized)

Response within 24 hours · Worldwide shipping

Response time is incredible — usually under 4 hours. They understand that production lines can't wait.

JW
James Wright
Supply Chain Director, CircuitPro Ltd, UK