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
LM20154 Texas Instruments power management IC
LM20154MH/NOPB Texas Instruments DC-DC Converters HTSSOP-16-EP 1MHz4A
LM201AH Texas Instruments Operational Amplifier TO-5-8 Single-channel30nA
LM201AH/NOPB Texas Instruments Operational Amplifier TO-99-8 5V~20V, -20V~-5V1
LM20242 Texas Instruments power management IC
LM20242MHX/NOPB Texas Instruments DC-DC Converters HTSSOP-20-EP 1MHz2A
LM20323 Texas Instruments power management IC
LM20323MH/NOPB Texas Instruments DC-DC Converters HTSSOP-20-EP 520kHz3A
LM20323MHX/NOPB Texas Instruments DC-DC Converters HTSSOP-20-EP 520kHz3A
LM20333 Texas Instruments power management IC
LM20333MHE/NOPB Texas Instruments DC-DC Converters HTSSOP-20-EP 200kHz3A
LM20333MH/NOPB Texas Instruments DC-DC Converters HTSSOP-20-EP 200kHz3A
LM20343 Texas Instruments power management IC
LM20343MHE/NOPB Texas Instruments DC-DC Converters HTSSOP-20-EP 1MHz3A
LM20343MH/NOPB Texas Instruments DC-DC Converters HTSSOP-20-EP 1MHz3A
LM20343MHX/NOPB Texas Instruments AC-DC Controllers & Regulators HTSSOP-20-EP 250kHz~1MHz3A
LM20BIM7/NOPB Texas Instruments Temperature Sensors SC-70-5 2.4V~5.5V10uA
LM20BIM7X/NOPB Texas Instruments Temperature Sensors SC-70-5 2.4V~5.5V10uA
LM211 Texas Instruments amplifier IC
LM211DRG4 Texas Instruments Comparators SOIC-8 ±15V1
LM21212MH-1/NOPB Texas Instruments DC-DC Converters HTSSOP-20-EP 1MHz12A
LM21212MH-2/NOPB Texas Instruments DC-DC Converters HTSSOP-20-EP 1.55MHz12A
LM21215 Texas Instruments DC-DC converter IC
LM21215A Texas Instruments DC-DC converter IC
LM21215AMH-1/NOPB Texas Instruments DC-DC Converters HTSSOP-20 500kHz15A
LM21215AMHX-1/NOPB Texas Instruments DC-DC Converters HTSSOP-20-EP 1.5MHz15A
LM21305 Texas Instruments DC-DC converter IC
LM21305SQ/NOPB Texas Instruments DC-DC Converters WQFN-28-EP(5x5) 1.5MHz5A
LM224 Texas Instruments amplifier IC
LM224A Texas Instruments amplifier IC
LM224AD Texas Instruments Operational Amplifier SOIC-14 35nV/√Hz@1kHz20mA
LM224ADR Texas Instruments Operational Amplifier SOIC-14 35nV/√Hz@1kHz30mA
LM224AN Texas Instruments Operational Amplifier DIP-14 35nV/√Hz@1kHz30mA
LM224D Texas Instruments Operational Amplifier SOIC-14 35nV/√Hz@1kHz20mA
LM224DG4 Texas Instruments Operational Amplifier SOIC-14 35nV/√Hz@1kHz20mA
LM224DR Texas Instruments Operational Amplifier SOP-14 35nV/√Hz@1kHz30mA
LM224J Texas Instruments Operational Amplifier CDIP-14 40mAFour channels
LM224K Texas Instruments amplifier IC
LM224KA Texas Instruments amplifier IC
LM224KADG4 Texas Instruments Operational Amplifier SOIC-14 35nV/√Hz@1kHz20mA
LM224KN Texas Instruments Operational Amplifier PDIP-14 35nV/√Hz@1kHz20mA
LM224N Texas Instruments Operational Amplifier DIP-14 20mA3V~30V
LM22670 Texas Instruments DC-DC converter IC
LM22670MR-5.0/NOPB Texas Instruments DC-DC Converters SO-8 500kHz3A
LM22670MR-ADJ/NOPB Texas Instruments DC-DC Converters SOPowerPAD-8 500kHz, 200kHz~1MHz3A
LM22670MRX-5.0/NOPB Texas Instruments DC-DC Converters SOIC-8-EP 500kHz3A
LM22670MRX-ADJ/NOPB Texas Instruments DC-DC Converters SOIC-8-EP 500kHz3A
LM22670QMR-5.0/NOPB Texas Instruments DC-DC Converters SOIC-8-EP 500kHz3A
LM22670QMR-ADJ/NOPB Texas Instruments DC-DC Converters SO-8 500kHz3A
LM22670TJ-ADJ/NOPB Texas Instruments DC-DC Converters TO-263-7 500kHz3A
LM22670TJE-5.0/NOPB Texas Instruments DC-DC Converters TO-263-7 500kHz3A
LM22671 Texas Instruments DC-DC converter IC
LM22671MR-5.0/NOPB Texas Instruments DC-DC Converters SOIC-8-EP 500kHz500mA
LM22671MR-ADJ/NOPB Texas Instruments DC-DC Converters ESOP-8 500kHz500mA
LM22671MRX-5.0/NOPB Texas Instruments DC-DC Converters SOIC-8 500kHz500mA
LM22671MRX-ADJ/NOPB Texas Instruments DC-DC Converters SOPowerPAD-8 500kHz500mA
LM22671QMR-ADJ/NOPB Texas Instruments DC-DC Converters SO-8 500kHz500mA
LM22672 Texas Instruments DC-DC converter IC
LM22672MR-ADJ/NOPB Texas Instruments DC-DC Converters SO-8 500kHz1A
LM22672MRE-5.0/NOPB Texas Instruments DC-DC Converters SOIC-8-EP 500kHz1A

Request a quote for National Semiconductor parts

Not listed? Most older National Semiconductor part numbers are not in any online catalog. Send them anyway.

We reply by email, usually within one business day. Your details are used only to handle this request (privacy).

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.