Texas Instruments · Audio Amplifiers

LM4890MX/NOPB

Texas Instruments Audio Amplifiers · SOIC-8

Part-number family from National Semiconductor (now Texas Instruments, 2011). Older stock may carry National Semiconductor markings.

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The LM4890MX/NOPB is an Audio Amplifiers from Texas Instruments, supplied in a SOIC-8 package. It is listed in our Amplifiers & Comparators catalog (Analog & Mixed Signal).

Key specifications of the LM4890MX/NOPB: power supply rejection ratio (psrr) 62dB, speaker channels 1-Channel, quiescent current 4mA, operating temperature -40°C~+85°C, class Class AB and output power 1Wx1@8Ω.

PartnerSemi sources the LM4890MX/NOPB for production, repair and maintenance buyers worldwide. Send the quantity you need and, optionally, a target price; we reply with price, lead time and available date codes, usually within one business day.

Specifications

Manufacturer part numberLM4890MX/NOPB
ManufacturerTexas Instruments
Heritage brand (part family)National Semiconductor
Product typeAudio Amplifiers
CategoryAmplifiers & Comparators
Package / caseSOIC-8
ClassClass AB
Operating Temperature-40°C~+85°C
Output Power1Wx1@8Ω
Power Supply Rejection Ratio (PSRR)62dB
Quiescent Current4mA
Speaker Channels1-Channel
Total Harmonic Distortion + Noise (THD+N)0.1%
Voltage - Supply2.2V~5.5V

Specifications are indicative and taken from public catalog data; always verify against the manufacturer's datasheet.

More Texas Instruments Amplifiers & Comparators

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LM4890MM/NOPB Audio Power OpAmps VSSOP-8 62dB1-Channel
LM4890MMX/NOPB Audio Amplifiers VSSOP-8 62dB1-Channel
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LM4902MM/NOPB Audio Amplifiers VSSOP-8 70dB1-Channel
LM49450 amplifier IC
LM49450SQ/NOPB Audio Amplifiers QFN-32-EP(5x5) 67dB, 77dB2-Channel

Similar part numbers from other manufacturers

Similar numbering only — not a confirmed equivalent. Ask us to check compatibility.

Part numberManufacturerTypePackageKey specs
LM4890M/TR HGSEMI Audio Amplifiers SOP-8 -63dB1-Channel

Frequently asked questions

What is the LM4890MX/NOPB?

The LM4890MX/NOPB is an Audio Amplifiers from Texas Instruments, supplied in a SOIC-8 package. It is listed in our Amplifiers & Comparators catalog (Analog & Mixed Signal).

What are the specifications of the LM4890MX/NOPB?

Class: Class AB; Operating Temperature: -40°C~+85°C; Output Power: 1Wx1@8Ω; Power Supply Rejection Ratio (PSRR): 62dB; Quiescent Current: 4mA; Speaker Channels: 1-Channel; Total Harmonic Distortion + Noise (THD+N): 0.1%; Voltage - Supply: 2.2V~5.5V.

What package is the LM4890MX/NOPB in?

The LM4890MX/NOPB is listed in a SOIC-8 package.

Which part numbers are similar to the LM4890MX/NOPB?

Similar part numbers in our catalog include LM4890M/TR (HGSEMI). Similar numbering does not guarantee compatibility; check the datasheets or ask us to confirm.

How can I buy the LM4890MX/NOPB?

Request a quote from PartnerSemi at https://www.partnersemi.com/rfq/?mpn=LM4890MX%2FNOPB&brand=Texas%20Instruments or email info@partnersemi.com with the part number and quantity. Price, availability and lead time are confirmed per request; we ship worldwide from the Netherlands.