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Integrated Circuits (ICs)

Integrated circuits are the building blocks of nearly every electronic product, from power adapters and industrial controllers to medical devices and automotive systems. This category covers a wide range of sub-types, including audio special purpose ICs, clock and timing devices, data acquisition converters, embedded processors and controllers, interface transceivers, linear amplifiers, logic gates, memory chips, power management PMICs, and other specialized functions. Most designs rely on a mix of these, and sourcing them often means juggling multiple manufacturers, package styles, and lifecycle statuses at once. When buyers come to us looking for ICs, the conversation usually starts with the part number and quickly moves to date codes, packaging preferences, and whether the part is still in active production. Tape-and-reel versus tray matters more than people outside the industry might expect, especially for automated assembly lines. Lead time is another big factor. A part that shows a 26-week factory lead time might be available from franchised or independent channels in a fraction of that, but the trade-off is often price and the need for tighter quality checks. Counterfeit risk is real in this market, particularly for older or allocated parts, so traceability and incoming inspection are things experienced procurement teams ask about before placing an order. We also see a lot of requests where an engineer needs a specific grade, like automotive AEC-Q100 qualified or industrial temperature range, and the commercial-grade version simply will not work for their application. Package type, pin count, and RoHS compliance round out the usual checklist. If you are working through a BOM and want to see what we have on the shelf or what we can source, take a look at current stock on icxing.com or send us your list for a quote. We will get back to you with actual availability and pricing, not a generic auto-reply.

Frequently Asked Questions

How do I know the ICs I am buying are not counterfeit?

This is one of the most common concerns, especially for obsolete or allocated parts. Reputable distributors perform visual inspection, X-ray analysis, and sometimes decapsulation or electrical testing on high-risk lots. Ask your supplier about their quality control process and whether they can provide traceability documentation back to the original manufacturer.

What is the difference between commercial, industrial, and automotive grade ICs?

The main differences are operating temperature range and qualification standards. Commercial grade typically handles 0 to 70 degrees Celsius, industrial extends to minus 40 to 85 or higher, and automotive parts meet AEC-Q100 standards with even tighter reliability requirements. Using a commercial-grade part in an industrial or automotive design can lead to field failures, so always match the grade to your application.

The factory lead time on my part is 20 weeks. Can I get it faster?

Often yes, through franchised distributors holding stock or through independent channels that specialize in hard-to-find components. The trade-off is usually a higher unit price and the need for additional incoming inspection if the source is not franchised. Send us the part number and quantity and we can check what is actually available right now.

classification:
Image Part Manufacturer Description Stock Action
HL043997 National Semiconductor
HL043997
2,500
In-stock
Inquiry
GD4723BJ National Semiconductor
GD4723BJ
7,180
In-stock
Inquiry
HL51225 National Semiconductor
HL51225
7,920
In-stock
Inquiry
HL29726 National Semiconductor
HL29726
1,890
In-stock
Inquiry
LM9779CCVS/NOPB National Semiconductor
IC DATA CONVERSI...
5,500
In-stock
Inquiry
54LS244 L2 National Semiconductor
54LS244 L2
1,560
In-stock
Inquiry
9856DC National Semiconductor
9856DC
5,580
In-stock
Inquiry
964DC National Semiconductor
964DC
6,880
In-stock
Inquiry
9834DC National Semiconductor
9834DC
5,600
In-stock
Inquiry
MM54HC546E/883 National Semiconductor
MM54HC546E/883
7,390
In-stock
Inquiry
9838DC National Semiconductor
9838DC
7,300
In-stock
Inquiry
54F224IDM National Semiconductor
54F224IDM
1,120
In-stock
Inquiry
JL411BGA National Semiconductor
JL411BGA
2,400
In-stock
Inquiry
9875PC National Semiconductor
9875PC
6,660
In-stock
Inquiry
9854PC National Semiconductor
9854PC
7,440
In-stock
Inquiry
9852PC National Semiconductor
9852PC
1,120
In-stock
Inquiry
MM4606BJ/883C National Semiconductor
MM4606BJ/883C
4,540
In-stock
Inquiry
9853PC National Semiconductor
9853PC
5,900
In-stock
Inquiry
SL056833.01 National Semiconductor
SL056833.01
6,520
In-stock
Inquiry
LMB1021EN National Semiconductor
LMB1021EN
4,670
In-stock
Inquiry