Op Amp Quad Low Noise Amplifier R-R O/P ±8V/16V 14-Pin TSSOP T/R


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Overview of TLC2274IPWR

The TLC2274IPWR is a quad low-power operational amplifier (Op-amp) IC that offers high precision and low power consumption. This IC features four independent Op-amps in a single package, making it ideal for various analog signal processing and amplification applications.


(Note: The pin configuration below is a general representation. Refer to the specific datasheet for precise details.)

  • OUT1: Output for Op-amp 1
  • -IN1: Non-Inverting Input for Op-amp 1
  • +IN1: Inverting Input for Op-amp 1
  • VCC+: Positive Power Supply
  • VCC-: Negative Power Supply
  • NC: No Connection
  • +IN2: Inverting Input for Op-amp 2
  • -IN2: Non-Inverting Input for Op-amp 2
  • OUT2: Output for Op-amp 2
  • +IN3: Inverting Input for Op-amp 3
  • -IN3: Non-Inverting Input for Op-amp 3
  • OUT3: Output for Op-amp 3
  • +IN4: Inverting Input for Op-amp 4
  • -IN4: Non-Inverting Input for Op-amp 4
  • OUT4: Output for Op-amp 4

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the TLC2274IPWR IC for a visual representation.

Key Features

  • Quad Low-Power Op-amp: Consists of four independent low-power operational amplifiers for flexible and efficient signal processing.
  • High Precision: Offers high precision and accuracy in amplifying analog signals, suitable for instrumentation and measurement applications.
  • Low Power Consumption: Features low power consumption, making it suitable for battery-powered devices and energy-efficient designs.
  • Wide Operating Voltage Range: Supports a wide operating voltage range, enabling compatibility with various power supply configurations.
  • Small Package: Available in a compact package, saving board space and enabling integration into compact designs.

Note: For detailed technical specifications, please refer to the TLC2274IPWR datasheet.


  • Signal Conditioning: Ideal for signal conditioning tasks such as filtering, amplification, and buffering in analog circuits.
  • Sensor Interface: Suitable for interfacing with sensors and transducers to process and amplify sensor signals accurately.
  • Audio Amplification: Can be used in audio amplifier circuits to amplify audio signals with high fidelity and low distortion.


The TLC2274IPWR is a quad low-power Op-amp IC that provides precision amplification and signal processing capabilities across four independent Op-amps. It is designed to meet the requirements of various analog signal processing applications efficiently.

Usage Guide

  • Power Supply: Connect VCC+ and VCC- to the positive and negative power supplies, respectively, within the specified voltage range.
  • Input Connections: Connect the non-inverting and inverting inputs of each Op-amp according to the signal processing requirements.
  • Output Utilization: Utilize the output pins of each Op-amp to obtain the amplified and processed analog signals.

Frequently Asked Questions

Q: Can the TLC2274IPWR operate with a single power supply?
A: Yes, the TLC2274IPWR can operate with a single power supply, simplifying circuit design and reducing component count in certain applications.


For similar functionalities, consider these alternatives to the TLC2274IPWR:

  • OPA4340IPWR: This operational amplifier IC from Texas Instruments offers similar performance and features, providing an alternative for signal processing applications.
  • LM324IPWR: A quad operational amplifier with low power consumption and wide operating voltage range, suitable for various analog applications.



The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Product Status Active Amplifier Type Low Noise Amplifier
Output Type Rail-to-Rail Slew Rate 3.6V/µs
Gain Bandwidth Product 2.25 MHz Current - Input Bias 1 pA
Voltage - Input Offset 300 µV Current - Supply 4.8mA (x4 Channels)
Current - Output / Channel 50 mA Voltage - Supply Span (Min) 4.4 V
Voltage - Supply Span (Max) 16 V Operating Temperature -40°C ~ 125°C (TA)
Mounting Type Surface Mount Package / Case TSSOP-14
Supplier Device Package 14-TSSOP Base Product Number TLC2274
Manufacturer Texas Instruments Product Category Operational Amplifiers - Op Amps
RoHS Details Mounting Style SMD/SMT
Number of Channels 4 Channel Supply Voltage - Max 16 V
GBP - Gain Bandwidth Product 2.18 MHz Output Current per Channel 2.2 mA
SR - Slew Rate 3.6 V/us Vos - Input Offset Voltage 2.5 mV
Supply Voltage - Min 4.4 V Minimum Operating Temperature - 55 C
Maximum Operating Temperature + 125 C Ib - Input Bias Current 60 pA
Operating Supply Current 1.1 mA Shutdown No Shutdown
CMRR - Common Mode Rejection Ratio 75 dB en - Input Voltage Noise Density 9 nV/sqrt Hz
Series TLC2274 Brand Texas Instruments
Dual Supply Voltage +/- 3 V, +/- 5 V Features High Cload Drive
Height 1.15 mm In - Input Noise Current Density 0.0006 pA/sqrt Hz
Input Type Rail-to-Rail Length 5 mm
Maximum Dual Supply Voltage +/- 8 V Minimum Dual Supply Voltage +/- 2.2 V
Operating Supply Voltage 4.4 V to 16 V, +/- 2.2 V to +/- 8 V Product Operational Amplifiers
Product Type Op Amps - Operational Amplifiers Factory Pack Quantity 2000
Subcategory Amplifier ICs Supply Type Single, Dual
Technology LinCMOS Tradename LinCMOS
Vcm - Common Mode Voltage Negative Rail to Positive Rail - 1 V Voltage Gain dB 104.86 dB
Width 4.4 mm Unit Weight 0.002018 oz

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