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: 134,055

Image	Data Sheet	Part Number	Manufacturer	Description	Category	Device Package	Voltage	Operating Temp	Additional Specifications	Qty	Get A Quote
	N/A	C8051F988-GMR	Silicon Labs	IC MCU 8BIT 4KB FLASH 24QFN	Microcontrollers	24-QFN (4x4)	N/A	-40°C ~ 85°C (TA)	Core Processor: CIP-51 8051 Core Size: 8-Bit Speed: 25MHz Connectivity: SMBus (2-Wire/I2C), SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT Number of I/O: 17 Program Memory Size: 4KB (4K x 8) Program Memory Type: FLASH RAM Size: 512 x 8 Voltage – Supply (Vcc/Vdd): 1.8V ~ 3.6V Data Converters: A/D 10x10b Oscillator Type: Internal Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 24-QFN (4×4) Package / Case: 24-WFQFN Exposed Pad	260	GET A QUOTE
	N/A	C8051F988-GU	Silicon Labs	IC MCU 8BIT 4KB FLASH 24QSOP	Microcontrollers	24-QSOP	N/A	-40°C ~ 85°C (TA)	Core Processor: CIP-51 8051 Core Size: 8-Bit Speed: 25MHz Connectivity: SMBus (2-Wire/I2C), SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT Number of I/O: 17 Program Memory Size: 4KB (4K x 8) Program Memory Type: FLASH RAM Size: 512 x 8 Voltage – Supply (Vcc/Vdd): 1.8V ~ 3.6V Data Converters: A/D 10x10b Oscillator Type: Internal Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 24-QSOP Package / Case: 24-SSOP (0.154″”, 3.90mm Width)	543	GET A QUOTE
	N/A	C8051F988-GUR	Silicon Labs	IC MCU 8BIT 4KB FLASH 24QSOP	Microcontrollers	24-QSOP	N/A	-40°C ~ 85°C (TA)	Core Processor: CIP-51 8051 Core Size: 8-Bit Speed: 25MHz Connectivity: SMBus (2-Wire/I2C), SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT Number of I/O: 17 Program Memory Size: 4KB (4K x 8) Program Memory Type: FLASH RAM Size: 512 x 8 Voltage – Supply (Vcc/Vdd): 1.8V ~ 3.6V Data Converters: A/D 10x10b Oscillator Type: Internal Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 24-QSOP Package / Case: 24-SSOP (0.154″”, 3.90mm Width)	36	GET A QUOTE
	N/A	C8051F989-C-GM	Silicon Labs	IC MCU 8BIT 4KB FLASH 24QFN	Microcontrollers	24-QFN (4x4)	N/A	-40°C ~ 85°C (TA)	Core Processor: CIP-51 8051 Core Size: 8-Bit Speed: 25MHz Connectivity: SMBus (2-Wire/I2C), SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Number of I/O: 17 Program Memory Size: 4KB (4K x 8) Program Memory Type: FLASH RAM Size: 512 x 8 Voltage – Supply (Vcc/Vdd): 1.8V ~ 3.6V Oscillator Type: Internal Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 24-QFN (4×4) Package / Case: 24-WFQFN Exposed Pad	953	GET A QUOTE
	N/A	C8051F989-C-GMR	Silicon Labs	IC MCU 8BIT 4KB FLASH 24QFN	Microcontrollers	24-QFN (4x4)	N/A	-40°C ~ 85°C (TA)	Core Processor: CIP-51 8051 Core Size: 8-Bit Speed: 25MHz Connectivity: SMBus (2-Wire/I2C), SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Number of I/O: 17 Program Memory Size: 4KB (4K x 8) Program Memory Type: FLASH RAM Size: 512 x 8 Voltage – Supply (Vcc/Vdd): 1.8V ~ 3.6V Oscillator Type: Internal Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 24-QFN (4×4) Package / Case: 24-WFQFN Exposed Pad	1,350	GET A QUOTE
	N/A	C8051F989-C-GU	Silicon Labs	IC MCU 8BIT 4KB FLASH 24QSOP	Microcontrollers	24-QSOP	N/A	-40°C ~ 85°C (TA)	Core Processor: CIP-51 8051 Core Size: 8-Bit Speed: 25MHz Connectivity: SMBus (2-Wire/I2C), SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Number of I/O: 17 Program Memory Size: 4KB (4K x 8) Program Memory Type: FLASH RAM Size: 512 x 8 Voltage – Supply (Vcc/Vdd): 1.8V ~ 3.6V Oscillator Type: Internal Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 24-QSOP Package / Case: 24-SSOP (0.154″”, 3.90mm Width)	692	GET A QUOTE
	N/A	C8051F989-C-GUR	Silicon Labs	IC MCU 8BIT 4KB FLASH 24QSOP	Microcontrollers	24-QSOP	N/A	-40°C ~ 85°C (TA)	Core Processor: CIP-51 8051 Core Size: 8-Bit Speed: 25MHz Connectivity: SMBus (2-Wire/I2C), SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Number of I/O: 17 Program Memory Size: 4KB (4K x 8) Program Memory Type: FLASH RAM Size: 512 x 8 Voltage – Supply (Vcc/Vdd): 1.8V ~ 3.6V Oscillator Type: Internal Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 24-QSOP Package / Case: 24-SSOP (0.154″”, 3.90mm Width)	326	GET A QUOTE
	N/A	C8051F989-GM	Silicon Labs	IC MCU 8BIT 4KB FLASH 24QFN	Microcontrollers	24-QFN (4x4)	N/A	-40°C ~ 85°C (TA)	Core Processor: CIP-51 8051 Core Size: 8-Bit Speed: 25MHz Connectivity: SMBus (2-Wire/I2C), SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Number of I/O: 17 Program Memory Size: 4KB (4K x 8) Program Memory Type: FLASH RAM Size: 512 x 8 Voltage – Supply (Vcc/Vdd): 1.8V ~ 3.6V Oscillator Type: Internal Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 24-QFN (4×4) Package / Case: 24-WFQFN Exposed Pad	1	GET A QUOTE
	N/A	C8051F989-GMR	Silicon Labs	IC MCU 8BIT 4KB FLASH 24QFN	Microcontrollers	24-QFN (4x4)	N/A	-40°C ~ 85°C (TA)	Core Processor: CIP-51 8051 Core Size: 8-Bit Speed: 25MHz Connectivity: SMBus (2-Wire/I2C), SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Number of I/O: 17 Program Memory Size: 4KB (4K x 8) Program Memory Type: FLASH RAM Size: 512 x 8 Voltage – Supply (Vcc/Vdd): 1.8V ~ 3.6V Oscillator Type: Internal Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 24-QFN (4×4) Package / Case: 24-WFQFN Exposed Pad	362	GET A QUOTE
	N/A	C8051F989-GU	Silicon Labs	IC MCU 8BIT 4KB FLASH 24QSOP	Microcontrollers	24-QSOP	N/A	-40°C ~ 85°C (TA)	Core Processor: CIP-51 8051 Core Size: 8-Bit Speed: 25MHz Connectivity: SMBus (2-Wire/I2C), SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Number of I/O: 17 Program Memory Size: 4KB (4K x 8) Program Memory Type: FLASH RAM Size: 512 x 8 Voltage – Supply (Vcc/Vdd): 1.8V ~ 3.6V Oscillator Type: Internal Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 24-QSOP Package / Case: 24-SSOP (0.154″”, 3.90mm Width)	216	GET A QUOTE
	N/A	C8051F989-GUR	Silicon Labs	IC MCU 8BIT 4KB FLASH 24QSOP	Microcontrollers	24-QSOP	N/A	-40°C ~ 85°C (TA)	Core Processor: CIP-51 8051 Core Size: 8-Bit Speed: 25MHz Connectivity: SMBus (2-Wire/I2C), SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Number of I/O: 17 Program Memory Size: 4KB (4K x 8) Program Memory Type: FLASH RAM Size: 512 x 8 Voltage – Supply (Vcc/Vdd): 1.8V ~ 3.6V Oscillator Type: Internal Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 24-QSOP Package / Case: 24-SSOP (0.154″”, 3.90mm Width)	258	GET A QUOTE
	N/A	C8051F990-C-GM	Silicon Labs	IC MCU 8BIT 8KB FLASH 20QFN	Microcontrollers	20-QFN (3x3)	N/A	-40°C ~ 85°C (TA)	Core Processor: CIP-51 8051 Core Size: 8-Bit Speed: 25MHz Connectivity: SMBus (2-Wire/I2C), SPI, UART/USART Peripherals: Brown-out Detect/Reset, Cap Sense, POR, PWM, Temp Sensor, WDT Number of I/O: 16 Program Memory Size: 8KB (8K x 8) Program Memory Type: FLASH RAM Size: 512 x 8 Voltage – Supply (Vcc/Vdd): 1.8V ~ 3.6V Data Converters: A/D 9x12b Oscillator Type: Internal Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 20-QFN (3×3) Package / Case: 20-UFQFN Exposed Pad	623	GET A QUOTE
	N/A	C8051F990-C-GMR	Silicon Labs	IC MCU 8BIT 8KB FLASH 20QFN	Microcontrollers	20-QFN (3x3)	N/A	-40°C ~ 85°C (TA)	Core Processor: CIP-51 8051 Core Size: 8-Bit Speed: 25MHz Connectivity: SMBus (2-Wire/I2C), SPI, UART/USART Peripherals: Brown-out Detect/Reset, Cap Sense, POR, PWM, Temp Sensor, WDT Number of I/O: 16 Program Memory Size: 8KB (8K x 8) Program Memory Type: FLASH RAM Size: 512 x 8 Voltage – Supply (Vcc/Vdd): 1.8V ~ 3.6V Data Converters: A/D 9x12b Oscillator Type: Internal Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 20-QFN (3×3) Package / Case: 20-UFQFN Exposed Pad	1,800	GET A QUOTE
	N/A	C8051F990-GM	Silicon Labs	IC MCU 8BIT 8KB FLASH 20QFN	Microcontrollers	20-QFN (3x3)	N/A	-40°C ~ 85°C (TA)	Core Processor: CIP-51 8051 Core Size: 8-Bit Speed: 25MHz Connectivity: SMBus (2-Wire/I2C), SPI, UART/USART Peripherals: Brown-out Detect/Reset, Cap Sense, POR, PWM, Temp Sensor, WDT Number of I/O: 16 Program Memory Size: 8KB (8K x 8) Program Memory Type: FLASH RAM Size: 512 x 8 Voltage – Supply (Vcc/Vdd): 1.8V ~ 3.6V Data Converters: A/D 9x12b Oscillator Type: Internal Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 20-QFN (3×3) Package / Case: 20-UFQFN Exposed Pad	620	GET A QUOTE
	N/A	C8051F990-GMR	Silicon Labs	IC MCU 8BIT 8KB FLASH 20QFN	Microcontrollers	20-QFN (3x3)	N/A	-40°C ~ 85°C (TA)	Core Processor: CIP-51 8051 Core Size: 8-Bit Speed: 25MHz Connectivity: SMBus (2-Wire/I2C), SPI, UART/USART Peripherals: Brown-out Detect/Reset, Cap Sense, POR, PWM, Temp Sensor, WDT Number of I/O: 16 Program Memory Size: 8KB (8K x 8) Program Memory Type: FLASH RAM Size: 512 x 8 Voltage – Supply (Vcc/Vdd): 1.8V ~ 3.6V Data Converters: A/D 9x12b Oscillator Type: Internal Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 20-QFN (3×3) Package / Case: 20-UFQFN Exposed Pad	568	GET A QUOTE
	N/A	C8051F991-C-GM	Silicon Labs	IC MCU 8BIT 8KB FLASH 20QFN	Microcontrollers	20-QFN (3x3)	N/A	-40°C ~ 85°C (TA)	Core Processor: CIP-51 8051 Core Size: 8-Bit Speed: 25MHz Connectivity: SMBus (2-Wire/I2C), SPI, UART/USART Peripherals: Brown-out Detect/Reset, Cap Sense, POR, PWM, WDT Number of I/O: 16 Program Memory Size: 8KB (8K x 8) Program Memory Type: FLASH RAM Size: 512 x 8 Voltage – Supply (Vcc/Vdd): 1.8V ~ 3.6V Oscillator Type: Internal Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 20-QFN (3×3) Package / Case: 20-UFQFN Exposed Pad	245	GET A QUOTE
	N/A	C8051F991-C-GMR	Silicon Labs	IC MCU 8BIT 8KB FLASH 20QFN	Microcontrollers	20-QFN (3x3)	N/A	-40°C ~ 85°C (TA)	Core Processor: CIP-51 8051 Core Size: 8-Bit Speed: 25MHz Connectivity: SMBus (2-Wire/I2C), SPI, UART/USART Peripherals: Brown-out Detect/Reset, Cap Sense, POR, PWM, WDT Number of I/O: 16 Program Memory Size: 8KB (8K x 8) Program Memory Type: FLASH RAM Size: 512 x 8 Voltage – Supply (Vcc/Vdd): 1.8V ~ 3.6V Oscillator Type: Internal Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 20-QFN (3×3) Package / Case: 20-UFQFN Exposed Pad	725	GET A QUOTE
	N/A	C8051F991-GM	Silicon Labs	IC MCU 8BIT 8KB FLASH 20QFN	Microcontrollers	20-QFN (3x3)	N/A	-40°C ~ 85°C (TA)	Core Processor: CIP-51 8051 Core Size: 8-Bit Speed: 25MHz Connectivity: SMBus (2-Wire/I2C), SPI, UART/USART Peripherals: Brown-out Detect/Reset, Cap Sense, POR, PWM, WDT Number of I/O: 16 Program Memory Size: 8KB (8K x 8) Program Memory Type: FLASH RAM Size: 512 x 8 Voltage – Supply (Vcc/Vdd): 1.8V ~ 3.6V Oscillator Type: Internal Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 20-QFN (3×3) Package / Case: 20-UFQFN Exposed Pad	867	GET A QUOTE
	N/A	C8051F991-GMR	Silicon Labs	IC MCU 8BIT 8KB FLASH 20QFN	Microcontrollers	20-QFN (3x3)	N/A	-40°C ~ 85°C (TA)	Core Processor: CIP-51 8051 Core Size: 8-Bit Speed: 25MHz Connectivity: SMBus (2-Wire/I2C), SPI, UART/USART Peripherals: Brown-out Detect/Reset, Cap Sense, POR, PWM, WDT Number of I/O: 16 Program Memory Size: 8KB (8K x 8) Program Memory Type: FLASH RAM Size: 512 x 8 Voltage – Supply (Vcc/Vdd): 1.8V ~ 3.6V Oscillator Type: Internal Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 20-QFN (3×3) Package / Case: 20-UFQFN Exposed Pad	74	GET A QUOTE
N/A	N/A	C8051F996-C-GDI	Silicon Labs	IC MCU 8BIT 8KB FLASH DIE	Microcontrollers	Die	N/A	-40°C ~ 85°C (TA)	Core Processor: CIP-51 8051 Core Size: 8-Bit Speed: 25MHz Connectivity: SMBus (2-Wire/I2C), SPI, UART/USART Peripherals: Brown-out Detect/Reset, Cap Sense, POR, PWM, Temp Sensor, WDT Number of I/O: 17 Program Memory Size: 8KB (8K x 8) Program Memory Type: FLASH RAM Size: 512 x 8 Voltage – Supply (Vcc/Vdd): 1.8V ~ 3.6V Data Converters: A/D 10x12b Oscillator Type: Internal Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: Die Package / Case: Die	1,347	GET A QUOTE