National Semiconductor part numbers

National Semiconductor (LM op amps and regulators, LMV/LMH/LMP amplifiers, LP power ICs, DS90 LVDS, DP83 Ethernet PHYs, ADC08/ADC12 converters) was acquired by Texas Instruments in 2011.

National Semiconductor is now Texas Instruments (2011). We quote National Semiconductor parts — current, obsolete and end-of-life — and parts that carry older National Semiconductor markings. See also all Texas Instruments part numbers.

5,372 National Semiconductor heritage part numbers

Part-number families from National Semiconductor, listed under their current manufacturer.

Part numberManufacturerTypePackageKey specs
LMH2832 Texas Instruments amplifier IC
LMH32401 Texas Instruments amplifier IC
LMH32401-Q1 Texas Instruments amplifier IC
LMH32401YR Texas Instruments Special Purpose Amplifiers QFN-16(3x3) 30mA-40°C~+125°C
LMH32404 Texas Instruments amplifier IC
LMH32404-Q1 Texas Instruments amplifier IC
LMH32404YR Texas Instruments Special Purpose Amplifiers -40°C~+125°CTransimpedance Amplifier
LMH3401 Texas Instruments amplifier IC
LMH34400 Texas Instruments amplifier IC
LMH34400IDRLR Texas Instruments Special Purpose Amplifiers SOT-6 20mA-40°C~+125°C
LMH5401 Texas Instruments amplifier IC
LMH5401-SP Texas Instruments amplifier IC
LMH5485-SEP Texas Instruments amplifier IC
LMH5485-SP Texas Instruments amplifier IC
LMH6321 Texas Instruments amplifier IC
LMH6321MR/NOPB Texas Instruments Operational Amplifier SOPowerPAD-8 2.8nV/√Hz@10kHz300mA
LMH6321TS/NOPB Texas Instruments Operational Amplifier DDPAK(TO-263-7) 2.8nV/√Hz@10kHz300mA
LMH6401 Texas Instruments amplifier IC
LMH6502 Texas Instruments amplifier IC
LMH6503 Texas Instruments amplifier IC
LMH6503MA/NOPB Texas Instruments Operational Amplifier SOIC-14 6.6nV/√Hz@150MHz5V~12V
LMH6503MT/NOPB Texas Instruments Programmable / Variable Gain Amplifiers (PGA/VGA) TSSOP-14 75mA37mA
LMH6503MTX/NOPB Texas Instruments Operational Amplifier TSSOP-14 75mA37mA
LMH6504 Texas Instruments amplifier IC
LMH6504MA/NOPB Texas Instruments Operational Amplifier SOIC-8 4.4nV/√Hz@1MHz60mA
LMH6505 Texas Instruments amplifier IC
LMH6514 Texas Instruments amplifier IC
LMH6515 Texas Instruments amplifier IC
LMH6517 Texas Instruments amplifier IC
LMH6517SQ/NOPB Texas Instruments Special Purpose Amplifiers WQFN-32-EP(5x5) 4.5V~5.25V1
LMH6518 Texas Instruments amplifier IC
LMH6518SQ/NOPB Texas Instruments Special Purpose Amplifiers WQFN-16-EP(4x4) 24uV/°CThree channels
LMH6521 Texas Instruments amplifier IC
LMH6521SQE/NOPB Texas Instruments Special Purpose Amplifiers WQFN-32-EP(5x5) 4.75V~5.25VDual
LMH6521SQ/NOPB Texas Instruments Special Purpose Amplifiers WQFN-32-EP(5x5) 4.75V~5.25V-40°C~+85°C
LMH6522 Texas Instruments amplifier IC
LMH6522SQE/NOPB Texas Instruments Special Purpose Amplifiers WQFN-54-EP(5.5x10) -40°C~+85°C
LMH6523 Texas Instruments amplifier IC
LMH6525 Texas Instruments amplifier IC
LMH6526 Texas Instruments amplifier IC
LMH6550 Texas Instruments amplifier IC
LMH6550MA/NOPB Texas Instruments Operational Amplifier SOIC-8 6nV/√Hz@1MHz75mA
LMH6551 Texas Instruments amplifier IC
LMH6551MA/NOPB Texas Instruments Operational Amplifier SOIC-8 6nV/√Hz@1MHz65mA
LMH6551MAX/NOPB Texas Instruments Differential Amplifiers SOIC-8 6nV/√Hz@1MHz65mA
LMH6551Q-Q1 Texas Instruments amplifier IC
LMH6552 Texas Instruments amplifier IC
LMH6552MA/NOPB Texas Instruments Operational Amplifier SOIC-8 1.1nV/√Hz@1MHz141mA
LMH6553 Texas Instruments amplifier IC
LMH6553MR/NOPB Texas Instruments Differential Amplifiers SOIC-8-EP 1.2nV/√Hz@100kHz120mA
LMH6553MRX/NOPB Texas Instruments Differential Amplifiers SOIC-8-EP 1.2nV/√Hz@100kHz120mA
LMH6553SD/NOPB Texas Instruments Differential OpAmps WSON-8-EP(2.5x3) 1.2nV/√Hz@100kHz120mA
LMH6554 Texas Instruments amplifier IC
LMH6554LEE/NOPB Texas Instruments Differential Amplifiers UQFN-14(2.5x2.5) 0.9nV/√Hz@10MHz150mA
LMH6554LEX/NOPB Texas Instruments Differential Amplifiers UQFN-14(2.5x2.5) 0.9nV/√Hz@10MHz150mA
LMH6555 Texas Instruments amplifier IC
LMH6559 Texas Instruments amplifier IC
LMH6559MA/NOPB Texas Instruments Operational Amplifier SOIC-8 5.7nV/√Hz@1MHz75mA
LMH6570 Texas Instruments amplifier IC
LMH6572 Texas Instruments amplifier IC

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Frequently asked questions

Is National Semiconductor still in business?

National Semiconductor (LM op amps and regulators, LMV/LMH/LMP amplifiers, LP power ICs, DS90 LVDS, DP83 Ethernet PHYs, ADC08/ADC12 converters) was acquired by Texas Instruments in 2011.

Can I still buy National Semiconductor parts?

Yes. PartnerSemi quotes National Semiconductor part numbers, including obsolete and end-of-life parts and parts with old National Semiconductor markings. Send the part number and quantity; we reply with price, lead time, date code and origin. We are an independent distributor, not an authorized National Semiconductor or Texas Instruments distributor.

PartnerSemi is not affiliated with National Semiconductor or Texas Instruments. Brand names are used to identify parts only.