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TLV342IDR

TITLV342IDR

Texas Instruments
CMOS Amplifier 2 Circuit Rail-to-Rail 8-SOIC
Active188,125 in stock
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Overview

The TLV342IDR is a dual-channel CMOS operational amplifier designed for low-voltage, power-sensitive applications. It features rail-to-rail output performance and can operate from a supply voltage as low as 1.5V, making it ideal for battery-powered systems. With a low typical supply current of 75uA per channel and a 2.3 MHz gain bandwidth, it balances efficiency with functional speed.

Why Choose This Part

The primary advantage of the TLV342IDR is its ability to maintain high output drive capability of 115 mA while operating on a very small power budget. Its low input offset voltage of 300 uV and CMOS input stage provide the precision and high impedance required for modern sensor interfacing. The SOIC-8 package offers a familiar, easy-to-assemble footprint for high-volume manufacturing.

Applications

Battery-Powered Instrumentation
Utilizes the 1.5V minimum supply voltage and low quiescent current to extend battery life in portable handheld devices.
Audio Preamplification
The 2.3 MHz bandwidth and rail-to-rail output allow for clean signal conditioning in low-power voice and consumer audio circuits.
Supply Current Monitoring
The ultra-low 1 pA input bias current enables high-impedance sensing and precision current shunt monitoring.
Active Filtering
Provides efficient signal processing for sensor outputs in consumer electronics such as laptops and mobile phones.

Key Specifications

Slew Rate 1V/us
Output Type Rail-to-Rail
Mounting Type Surface Mount
Amplifier Type CMOS
Package / Case 8-SOIC (0.154", 3.90mm Width)
Current - Supply 75uA (x2 Channels)
Number of Circuits 2
Current - Input Bias 1 pA
Operating Temperature -40degC ~ 125degC
Gain Bandwidth Product 2.3 MHz
Voltage - Input Offset 300 uV
Supplier Device Package 8-SOIC
Current - Output / Channel 115 mA
Voltage - Supply Span (Max) 5.5 V
Voltage - Supply Span (Min) 1.5 V

Getting Started

To evaluate the TLV342IDR, integrate it into a prototype using a standard SOIC-8 breadboard adapter or include it in a PCB design with adequate decoupling capacitors (0.1uF) near the VDD pin. Engineers can simulate performance using TI's PSpice-based tools or TINA-TI models to verify stability and phase margin for specific gain configurations.

TLV342 Family

Part NumberDifferenceStock
TLV342AIDR AIDR 5,000

Also Consider

TLV9002IDR TITexas Instruments - A newer cost-optimized alternative with a wider 1 MHz to 10 MHz bandwidth range and RRIO capabilities.
MCP6002T-I/SN MCHPMicrochip Technology - A widely available general-purpose 1 MHz CMOS op-amp with lower cost, though it lacks the 1.5V low-voltage operation of the TLV342.