Integrated Circuits

Discover a comprehensive selection of high-performance integrated circuits (ICs). Our offerings include microcontrollers, microprocessors, FPGAs, and more, designed to deliver exceptional functionality and reliability. Click one of the categories below to explore our IC solutions.

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About Integrated Circuits

Integrated circuits (ICs) are essential components in modern electronic devices, combining multiple electronic components onto a single semiconductor substrate. These miniature electronic circuits perform a variety of functions, from simple logic gates to complex microprocessors. ICs are known for their small size, efficiency, reliability, and versatility, making them indispensable in a wide range of applications.

What Are Integrated Circuits?

Integrated circuits are semiconductor devices that integrate multiple electronic components—including transistors, resistors, and capacitors—onto a single silicon chip to perform computing, control, or signal processing functions.

Engineers use integrated circuits to deliver compact processing power, control electronic systems, and support applications in consumer electronics, embedded computing, and industrial technology. Integrated circuits often rely on complimentary circuit protection devices to prevent damage from voltage spikes and overcurrent conditions. Explore Suntsu’s portfolio of integrated circuits to source reliable components for your next circuit board or system design.

Types of Integrated Circuits We Offer

Microcontrollers

Microcontrollers are compact integrated circuits that combine a processor core, memory, and input/output interfaces onto a single chip. These devices function as the control unit within embedded electronic systems, allowing engineers to program and manage hardware operations.

Microcontrollers are widely used in consumer electronics, industrial automation, and IoT devices, where efficient processing power and low power consumption are required. Their integrated architecture simplifies circuit board design while enabling flexible system control.

Microprocessors

Microprocessors serve as the central processing unit of computing systems, executing instructions and performing data processing tasks within electronic devices. These integrated circuits contain complex architectures with billions of transistors, enabling high computational performance.

Engineers integrate microprocessors into embedded computing systems, networking equipment, and industrial controllers where advanced processing capabilities are required for machine learning, automation, and data-driven applications.

Field Programmable Gate Arrays (FPGAs)

Field Programmable Gate Arrays (FPGAs) are configurable integrated circuits designed to be programmed after manufacturing. These devices allow engineers to customize digital logic functions by configuring programmable interconnect structures and logic blocks.

FPGAs are commonly used in communications infrastructure, test and measurement equipment, and advanced electronic systems where flexible hardware acceleration and parallel processing are required.

How to Choose the Right Integrated Circuits

Processing Requirements: Determine the level of processing power needed based on the system’s computing workload, control tasks, or signal processing demands.

Application-Specific Functionality: Some designs benefit from application-specific integrated circuits that optimize performance for targeted workloads such as networking, automation, or machine learning.

IC Package and Board Compatibility: Ensure the selected IC package fits the circuit board layout and aligns with manufacturing and thermal requirements.

Power Consumption and System Efficiency: Embedded devices and portable electronics often require integrated circuits designed for efficient power management.

System Architecture and Interconnect Needs: Evaluate how the IC will communicate with other components through memory, peripherals, and interconnect interfaces within the broader electronic system.

Total Products: 134,052

Image	Data Sheet	Part Number	Manufacturer	Description	Category	Device Package	Voltage	Operating Temp	Additional Specifications	Qty	Get A Quote
		FSA4159L6X	onsemi	IC SW SPDTX1 900MOHM 6MICROPAK	Analog Switches, Multiplexers, Demultiplexers	6-MicroPak	N/A	-40°C ~ 85°C (TA)	Switch Circuit: SPDT Multiplexer/Demultiplexer Circuit: 2:1 Number of Circuits: 1 On-State Resistance (Max): 900mOhm Channel-to-Channel Matching (ΔRon): 50mOhm Voltage – Supply, Single (V+): 1.65V ~ 5.5V Switch Time (Ton, Toff) (Max): 30ns, 20ns -3db Bandwidth: 180MHz Charge Injection: 15pC Channel Capacitance (CS(off), CD(off)): 12pF Current – Leakage (IS(off)) (Max): 10nA Crosstalk: -60dB @ 1MHz Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Package / Case: 6-UFDFN Supplier Device Package: 6-MicroPak	1,340	GET A QUOTE
		FSA4159L6X_F113	onsemi	IC SW SPDTX1 900MOHM 6MICROPAK	Analog Switches, Multiplexers, Demultiplexers	6-MicroPak	N/A	-40°C ~ 85°C (TA)	Switch Circuit: SPDT Multiplexer/Demultiplexer Circuit: 2:1 Number of Circuits: 1 On-State Resistance (Max): 900mOhm Channel-to-Channel Matching (ΔRon): 50mOhm Voltage – Supply, Single (V+): 1.65V ~ 5.5V Switch Time (Ton, Toff) (Max): 30ns, 20ns -3db Bandwidth: 180MHz Charge Injection: 15pC Channel Capacitance (CS(off), CD(off)): 12pF Current – Leakage (IS(off)) (Max): 10nA Crosstalk: -60dB @ 1MHz Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Package / Case: 6-UFDFN Supplier Device Package: 6-MicroPak	1,457	GET A QUOTE
		FSA4159P6X	onsemi	IC SWITCH SPDT X 1 900MOHM SC88	Analog Switches, Multiplexers, Demultiplexers	SC-88 (SC-70-6)	N/A	-40°C ~ 85°C (TA)	Switch Circuit: SPDT Multiplexer/Demultiplexer Circuit: 2:1 Number of Circuits: 1 On-State Resistance (Max): 900mOhm Channel-to-Channel Matching (ΔRon): 50mOhm Voltage – Supply, Single (V+): 1.65V ~ 5.5V Switch Time (Ton, Toff) (Max): 30ns, 20ns -3db Bandwidth: 180MHz Charge Injection: 15pC Channel Capacitance (CS(off), CD(off)): 12pF Current – Leakage (IS(off)) (Max): 10nA Crosstalk: -60dB @ 1MHz Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Package / Case: 6-TSSOP, SC-88, SOT-363 Supplier Device Package: SC-88 (SC-70-6)	720	GET A QUOTE
		FSA5157L6X	onsemi	IC SW SPDTX1 360MOHM 6MICROPAK	Analog Switches, Multiplexers, Demultiplexers	6-MicroPak	N/A	-40°C ~ 85°C (TA)	Switch Circuit: SPDT Multiplexer/Demultiplexer Circuit: 2:1 Number of Circuits: 1 On-State Resistance (Max): 360mOhm (Typ) Channel-to-Channel Matching (ΔRon): 40mOhm Voltage – Supply, Single (V+): 1.65V ~ 4.3V Switch Time (Ton, Toff) (Max): 55ns, 30ns -3db Bandwidth: 80MHz Charge Injection: 6pC Channel Capacitance (CS(off), CD(off)): 21pF Current – Leakage (IS(off)) (Max): 10nA Crosstalk: -75dB @ 100kHz Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Package / Case: 6-UFDFN Supplier Device Package: 6-MicroPak	1,408	GET A QUOTE
		FSA5157P6X	onsemi	IC SWITCH SPDT X 1 360MOHM SC88	Analog Switches, Multiplexers, Demultiplexers	SC-88 (SC-70-6)	N/A	-40°C ~ 85°C (TA)	Switch Circuit: SPDT Multiplexer/Demultiplexer Circuit: 2:1 Number of Circuits: 1 On-State Resistance (Max): 360mOhm (Typ) Channel-to-Channel Matching (ΔRon): 40mOhm Voltage – Supply, Single (V+): 1.65V ~ 4.3V Switch Time (Ton, Toff) (Max): 55ns, 30ns -3db Bandwidth: 80MHz Charge Injection: 6pC Channel Capacitance (CS(off), CD(off)): 21pF Current – Leakage (IS(off)) (Max): 10nA Crosstalk: -75dB @ 100kHz Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Package / Case: 6-TSSOP, SC-88, SOT-363 Supplier Device Package: SC-88 (SC-70-6)	798	GET A QUOTE
		FSA515UCX	onsemi	IC SW SPST-NOX1 1.1OHM 4WLCSP	Analog Switches, Multiplexers, Demultiplexers	4-WLCSP (0.82x0.82)	N/A	-40°C ~ 85°C (TA)	Switch Circuit: SPST – NO Multiplexer/Demultiplexer Circuit: 1:1 Number of Circuits: 1 On-State Resistance (Max): 1.1Ohm Channel-to-Channel Matching (ΔRon): 1.1mOhm Voltage – Supply, Single (V+): 2.5V ~ 5.5V Switch Time (Ton, Toff) (Max): 250µs, 85µs (Typ) -3db Bandwidth: 367MHz Channel Capacitance (CS(off), CD(off)): 17pF Current – Leakage (IS(off)) (Max): 650nA Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Package / Case: 4-XFBGA, WLCSP Supplier Device Package: 4-WLCSP (0.82×0.82)	852	GET A QUOTE
		FSA641UMX	Fairchild Semiconductor	2:1 MIPI SWITCH, FEATURING 2-DAT	Analog Switches, Multiplexers, Demultiplexers	N/A	N/A	N/A	N/A	1,104	GET A QUOTE
		FSA644UCX	Fairchild Semiconductor	2:1 MIPI D-PHY (1.5GBPS) 4-DATA	Analog Switches, Multiplexers, Demultiplexers	N/A	N/A	N/A	N/A	552	GET A QUOTE
		FSA66L6X	onsemi	IC SWITCH SPST-NOX1 6MICROPAK	Analog Switches, Multiplexers, Demultiplexers	6-MicroPak	N/A	-40°C ~ 85°C (TA)	Switch Circuit: SPST – NO Multiplexer/Demultiplexer Circuit: 1:1 Number of Circuits: 1 Voltage – Supply, Single (V+): 1.65V ~ 5.5V -3db Bandwidth: 250MHz Charge Injection: 0.05pC Channel Capacitance (CS(off), CD(off)): 6pF Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Package / Case: 6-UFDFN Supplier Device Package: 6-MicroPak	84	GET A QUOTE
		FSA66M5	Fairchild Semiconductor	IC SWITCH SPST-NO X 1 SOT23-5	Analog Switches, Multiplexers, Demultiplexers	SOT-23-5	N/A	-40°C ~ 85°C (TA)	Switch Circuit: SPST – NO Multiplexer/Demultiplexer Circuit: 1:1 Number of Circuits: 1 Voltage – Supply, Single (V+): 1.65V ~ 5.5V -3db Bandwidth: 250MHz Charge Injection: 0.05pC Channel Capacitance (CS(off), CD(off)): 6pF Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Package / Case: SC-74A, SOT-753 Supplier Device Package: SOT-23-5	567	GET A QUOTE
	N/A	FSA66M5	onsemi	IC SWITCH SPST-NO X 1 SOT23-5	Analog Switches, Multiplexers, Demultiplexers	SOT-23-5	N/A	-40°C ~ 85°C (TA)	Switch Circuit: SPST – NO Multiplexer/Demultiplexer Circuit: 1:1 Number of Circuits: 1 Voltage – Supply, Single (V+): 1.65V ~ 5.5V -3db Bandwidth: 250MHz Charge Injection: 0.05pC Channel Capacitance (CS(off), CD(off)): 6pF Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Package / Case: SC-74A, SOT-753 Supplier Device Package: SOT-23-5	1,658	GET A QUOTE
		FSA66M5X	Fairchild Semiconductor	IC SWITCH SPST-NOX1 15OHM SOT23	Analog Switches, Multiplexers, Demultiplexers	SOT-23-5	N/A	-40°C ~ 85°C (TA)	Switch Circuit: SPST – NO Multiplexer/Demultiplexer Circuit: 1:1 Number of Circuits: 1 On-State Resistance (Max): 15Ohm Voltage – Supply, Single (V+): 1.65V ~ 5.5V -3db Bandwidth: 250MHz Charge Injection: 0.05pC Channel Capacitance (CS(off), CD(off)): 6pF Current – Leakage (IS(off)) (Max): 10µA Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Package / Case: SC-74A, SOT-753 Supplier Device Package: SOT-23-5	142	GET A QUOTE
	N/A	FSA66P5	onsemi	IC SWITCH SPST-NO X 1 SC70-5	Analog Switches, Multiplexers, Demultiplexers	SC-70-5	N/A	-40°C ~ 85°C (TA)	Switch Circuit: SPST – NO Multiplexer/Demultiplexer Circuit: 1:1 Number of Circuits: 1 Voltage – Supply, Single (V+): 1.65V ~ 5.5V -3db Bandwidth: 250MHz Charge Injection: 0.05pC Channel Capacitance (CS(off), CD(off)): 6pF Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Package / Case: 5-TSSOP, SC-70-5, SOT-353 Supplier Device Package: SC-70-5	379	GET A QUOTE
		FSA66P5X	onsemi	IC SWITCH SPST-NO X 1 SC70-5	Analog Switches, Multiplexers, Demultiplexers	SC-70-5	N/A	-40°C ~ 85°C (TA)	Switch Circuit: SPST – NO Multiplexer/Demultiplexer Circuit: 1:1 Number of Circuits: 1 Voltage – Supply, Single (V+): 1.65V ~ 5.5V -3db Bandwidth: 250MHz Charge Injection: 0.05pC Channel Capacitance (CS(off), CD(off)): 6pF Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Package / Case: 5-TSSOP, SC-70-5, SOT-353 Supplier Device Package: SC-70-5	7	GET A QUOTE
		FSA839UCX	Fairchild Semiconductor	IC SWITCH SPDTX1 750MOHM 6WLCSP	Analog Switches, Multiplexers, Demultiplexers	6-WLCSP (1.23x0.88)	N/A	-40°C ~ 85°C (TA)	Switch Circuit: SPDT Multiplexer/Demultiplexer Circuit: 2:1 Number of Circuits: 1 On-State Resistance (Max): 750mOhm Voltage – Supply, Single (V+): 1.65V ~ 5.5V Switch Time (Ton, Toff) (Max): 25ns, 20ns -3db Bandwidth: 60MHz Charge Injection: 70pC Channel Capacitance (CS(off), CD(off)): 50pF Current – Leakage (IS(off)) (Max): 10nA Crosstalk: -55dB @ 1MHz Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Package / Case: 6-UFBGA, WLCSP Supplier Device Package: 6-WLCSP (1.23×0.88)	227	GET A QUOTE
	N/A	FSA839UCX	onsemi	IC SWITCH SPDTX1 750MOHM 6WLCSP	Analog Switches, Multiplexers, Demultiplexers	6-WLCSP (1.23x0.88)	N/A	-40°C ~ 85°C (TA)	Switch Circuit: SPDT Multiplexer/Demultiplexer Circuit: 2:1 Number of Circuits: 1 On-State Resistance (Max): 750mOhm Voltage – Supply, Single (V+): 1.65V ~ 5.5V Switch Time (Ton, Toff) (Max): 25ns, 20ns -3db Bandwidth: 60MHz Charge Injection: 70pC Channel Capacitance (CS(off), CD(off)): 50pF Current – Leakage (IS(off)) (Max): 10nA Crosstalk: -55dB @ 1MHz Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Package / Case: 6-UFBGA, WLCSP Supplier Device Package: 6-WLCSP (1.23×0.88)	760	GET A QUOTE
N/A		FSA839UCX_SB82278	Fairchild Semiconductor	LOW VOLTAGE. 0.8?? SPDT ANALOG S	Analog Switches, Multiplexers, Demultiplexers	N/A	N/A	N/A	N/A	92	GET A QUOTE
N/A		FSA839UCX-SB82278	Fairchild Semiconductor	LOW VOLTAGE. 0.8?? SPDT ANALOG S	Analog Switches, Multiplexers, Demultiplexers	N/A	N/A	N/A	N/A	771	GET A QUOTE
		FSA859UCX	Fairchild Semiconductor	IC SWITCH SPDTX1 750MOHM 8WLCSP	Analog Switches, Multiplexers, Demultiplexers	8-WLCSP (1.91x0.91)	N/A	-40°C ~ 85°C (TA)	Switch Circuit: SPDT Multiplexer/Demultiplexer Circuit: 2:1 Number of Circuits: 1 On-State Resistance (Max): 750mOhm Voltage – Supply, Single (V+): 1.65V ~ 5.5V Switch Time (Ton, Toff) (Max): 25ns, 20ns -3db Bandwidth: 60MHz Charge Injection: 70pC Channel Capacitance (CS(off), CD(off)): 50pF Current – Leakage (IS(off)) (Max): 10nA Crosstalk: -55dB @ 1MHz Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Package / Case: 8-UFBGA, WLCSP Supplier Device Package: 8-WLCSP (1.91×0.91)	469	GET A QUOTE
	N/A	FSA859UCX	onsemi	IC SWITCH SPDTX1 750MOHM 8WLCSP	Analog Switches, Multiplexers, Demultiplexers	8-WLCSP (1.91x0.91)	N/A	-40°C ~ 85°C (TA)	Switch Circuit: SPDT Multiplexer/Demultiplexer Circuit: 2:1 Number of Circuits: 1 On-State Resistance (Max): 750mOhm Voltage – Supply, Single (V+): 1.65V ~ 5.5V Switch Time (Ton, Toff) (Max): 25ns, 20ns -3db Bandwidth: 60MHz Charge Injection: 70pC Channel Capacitance (CS(off), CD(off)): 50pF Current – Leakage (IS(off)) (Max): 10nA Crosstalk: -55dB @ 1MHz Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Package / Case: 8-UFBGA, WLCSP Supplier Device Package: 8-WLCSP (1.91×0.91)	514	GET A QUOTE