Texas Instruments · amplifier IC
LM397
Texas Instruments amplifier IC
Part-number family from National Semiconductor (now Texas Instruments, 2011). Older stock may carry National Semiconductor markings.
Request a quote for LM397LM397 is an amplifier IC product family from Texas Instruments; it is supplied under several orderable part numbers that differ in package, temperature grade and packing. It is listed in our Amplifiers & Comparators catalog (Analog & Mixed Signal).
PartnerSemi sources the LM397 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 number | LM397 |
|---|---|
| Manufacturer | Texas Instruments |
| Heritage brand (part family) | National Semiconductor |
| Product type | amplifier IC |
| Category | Amplifiers & Comparators |
| Part number type | Base / family part number |
Specifications are indicative and taken from public catalog data; always verify against the manufacturer's datasheet.
More Texas Instruments Amplifiers & Comparators
| Part number | Type | |
|---|---|---|
| LM393M/NOPB | Comparators | |
| LM393MX/NOPB | Comparators | |
| LM393P | Comparators | |
| LM393PWR | Comparators | |
| LM397MF/NOPB | Comparators | |
| LM397MFX/NOPB | Comparators | |
| LM45 | amplifier IC | |
| LM4562 | amplifier IC |
Similar part numbers from other manufacturers
Similar numbering only — not a confirmed equivalent. Ask us to check compatibility.
| Part number | Manufacturer | Type | |
|---|---|---|---|
| LM397M5/TR | HGSEMI | Comparators |
Frequently asked questions
What is the LM397?
LM397 is an amplifier IC product family from Texas Instruments; it is supplied under several orderable part numbers that differ in package, temperature grade and packing. It is listed in our Amplifiers & Comparators catalog (Analog & Mixed Signal).
Which part numbers are similar to the LM397?
Similar part numbers in our catalog include LM397M5/TR (HGSEMI). Similar numbering does not guarantee compatibility; check the datasheets or ask us to confirm.
How can I buy the LM397?
Request a quote from PartnerSemi at https://www.partnersemi.com/rfq/?mpn=LM397&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.