Integrated Circuits (ICs)

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
QS72235-25TF Quality Semiconductor
QS72235-25TF
3,370
In-stock
Inquiry
QS74FCT2X543ATQ1 Quality Semiconductor
QS74FCT2X543ATQ1
7,140
In-stock
Inquiry
QS72245-25J Quality Semiconductor
QS72245-25J
7,820
In-stock
Inquiry
QS32XL383Q1L Quality Semiconductor
QS32XL383Q1L
3,690
In-stock
Inquiry
QS32X245Q1 Quality Semiconductor
QS32X245Q1
2,670
In-stock
Inquiry
QS72245-20J Quality Semiconductor
QS72245-20J
1,190
In-stock
Inquiry
QS74FCT1646ATPA Quality Semiconductor
QS74FCT1646ATPA
1,140
In-stock
Inquiry
QS74FCT2863ATS0 Quality Semiconductor
74FCT2863 - BUS TRAN...
1,740
In-stock
Inquiry
QS74FCT191ATSI Quality Semiconductor
74FCT191 - BINARY CO...
7,350
In-stock
Inquiry
QS72241-20RJ Quality Semiconductor
QS72241 - FIFO, 4KX9, ...
3,840
In-stock
Inquiry
QS74FCT241TS0 Quality Semiconductor
74FCT241 - BUS DRIVE...
4,010
In-stock
Inquiry
QS74FCT2244TS0 Quality Semiconductor
74FCT2244 - BUS DRIV...
5,640
In-stock
Inquiry
QS29FCT52ATS0 Quality Semiconductor
29FCT52 - REGISTERE...
6,210
In-stock
Inquiry
QS74FCT544ATS0 Quality Semiconductor
74FCT544 - REGISTER...
6,600
In-stock
Inquiry
QS54FCT841TQ Quality Semiconductor
54FCT841 - BUS INTER...
3,420
In-stock
Inquiry
QS74FCT244DTS0 Quality Semiconductor
74FCT244 - BUS DRIVE...
2,330
In-stock
Inquiry
QS74FCT574CTS0 Quality Semiconductor
74FCT574 - BUS DRIVE...
5,080
In-stock
Inquiry
QS74FCT238CTSI Quality Semiconductor
74FCT238 - DECODER/D...
3,340
In-stock
Inquiry
QS74FCT2245ATS0 Quality Semiconductor
74FCT2245 - BUS TRAN...
4,320
In-stock
Inquiry
QS74FCT541CTQ-S253 Quality Semiconductor
74FCT541 - BUS DRIVE...
5,880
In-stock
Inquiry