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.

Part Search

Total Products: 134,055
ImageData
Sheet
Part NumberManufacturerDescriptionCategoryDevice PackageVoltageOperating
Temp
Additional SpecificationsQtyGet A
Quote
STM32L451CCU3STM32L451CCU3STMicroelectronicsIC MCU 32BIT 256KB FLSH 48UFQFPNMicrocontrollers48-UFQFPN (7x7)1.71V - 3.6V-40°C – 125°C
Core Processor:
ARM® Cortex®-M4
Core Size:
32-Bit Single-Core
Speed:
80MHz
Program Memory Size:
256KB (256K x 8)
Mounting Type:
Surface Mount
922
STM32L451CCU3TRSTM32L451CCU3TRSTMicroelectronicsIC MCU 32BIT 256KB FLSH 48UFQFPNMicrocontrollers48-UFQFPN (7x7)1.71V - 3.6V-40°C – 125°C
Core Processor:
ARM® Cortex®-M4
Core Size:
32-Bit Single-Core
Speed:
80MHz
Program Memory Size:
256KB (256K x 8)
Mounting Type:
Surface Mount
1,040
STM32L451CCU6STM32L451CCU6STMicroelectronicsIC MCU 32BIT 256KB FLSH 48UFQFPNMicrocontrollers48-UFQFPN (7x7)1.71V - 3.6V-40°C – 85°C
Core Processor:
ARM® Cortex®-M4
Core Size:
32-Bit Single-Core
Speed:
80MHz
Program Memory Size:
256KB (256K x 8)
Mounting Type:
Surface Mount
1,201
STM32L451CCU6TRSTM32L451CCU6TRSTMicroelectronicsIC MCU 32BIT 256KB FLSH 48UFQFPNMicrocontrollers48-UFQFPN (7x7)1.71V - 3.6V-40°C – 85°C
Core Processor:
ARM® Cortex®-M4
Core Size:
32-Bit Single-Core
Speed:
80MHz
Program Memory Size:
256KB (256K x 8)
Mounting Type:
Surface Mount
1,554
STM32L451CET6N/ASTM32L451CET6STMicroelectronicsIC MCU 32BIT 512KB FLASH 48LQFPMicrocontrollers48-LQFP (7x7)1.71V - 3.6V-40°C – 85°C
Core Processor:
ARM® Cortex®-M4
Core Size:
32-Bit Single-Core
Speed:
80MHz
Program Memory Size:
512KB (512K x 8)
Mounting Type:
Surface Mount
637
STM32L451CEU6STM32L451CEU6STMicroelectronicsIC MCU 32BIT 512KB FLSH 48UFQFPNMicrocontrollers48-UFQFPN (7x7)1.71V - 3.6V-40°C – 85°C
Core Processor:
ARM® Cortex®-M4
Core Size:
32-Bit Single-Core
Speed:
80MHz
Program Memory Size:
512KB (512K x 8)
Mounting Type:
Surface Mount
501
STM32L451CEU6TRN/ASTM32L451CEU6TRSTMicroelectronicsIC MCU 32BIT 512KB FLSH 48UFQFPNMicrocontrollers48-UFQFPN (7x7)1.71V - 3.6V-40°C – 85°C
Core Processor:
ARM® Cortex®-M4
Core Size:
32-Bit Single-Core
Speed:
80MHz
Program Memory Size:
512KB (512K x 8)
Mounting Type:
Surface Mount
1,081
STM32L451RCI6STM32L451RCI6STMicroelectronicsIC MCU 32BIT 256KB FLASH 64UFBGAMicrocontrollers64-UFBGA (5x5)1.71V - 3.6V-40°C – 85°C
Core Processor:
ARM® Cortex®-M4
Core Size:
32-Bit Single-Core
Speed:
80MHz
Program Memory Size:
256KB (256K x 8)
Mounting Type:
Surface Mount
1,812
N/AN/ASTM32L451RCI6TRSTMicroelectronicsIC MCU 32BIT 256KB FLASH 64UFBGAMicrocontrollers64-UFBGA (5x5)1.71V - 3.6V-40°C – 85°C
Core Processor:
ARM® Cortex®-M4
Core Size:
32-Bit Single-Core
Speed:
80MHz
Program Memory Size:
256KB (256K x 8)
Mounting Type:
Surface Mount
1,292
STM32L451RCT3N/ASTM32L451RCT3STMicroelectronicsIC MCU 32BIT 256KB FLASH 64LQFPMicrocontrollers64-LQFP (10x10)1.71V - 3.6V-40°C – 125°C
Core Processor:
ARM® Cortex®-M4
Core Size:
32-Bit Single-Core
Speed:
80MHz
Program Memory Size:
256KB (256K x 8)
Mounting Type:
Surface Mount
936
STM32L451RCT3TRN/ASTM32L451RCT3TRSTMicroelectronicsIC MCU 32BIT 256KB FLASH 64LQFPMicrocontrollers64-LQFP (10x10)1.71V - 3.6V-40°C – 125°C
Core Processor:
ARM® Cortex®-M4
Core Size:
32-Bit Single-Core
Speed:
80MHz
Program Memory Size:
256KB (256K x 8)
Mounting Type:
Surface Mount
506
STM32L451RCT6STM32L451RCT6STMicroelectronicsIC MCU 32BIT 256KB FLASH 64LQFPMicrocontrollers64-LQFP (10x10)1.71V - 3.6V-40°C – 85°C
Core Processor:
ARM® Cortex®-M4
Core Size:
32-Bit Single-Core
Speed:
80MHz
Program Memory Size:
256KB (256K x 8)
Mounting Type:
Surface Mount
1,553
STM32L451RCY6TRSTM32L451RCY6TRSTMicroelectronicsIC MCU 32BIT 256KB FLASH 64WLCSPMicrocontrollers64-WLCSP (3.36x3.66)N/A-40°C ~ 85°C (TA)
Core Processor:
ARM® Cortex®-M4
Core Size:
32-Bit Single-Core
Speed:
80MHz
Connectivity:
CANbus, I2C, IrDA, LINbus, MMC/SD, QSPI, SAI, SPI, UART/USART
Peripherals:
Brown-out Detect/Reset, DMA, PWM, WDT
Number of I/O:
52
Program Memory Size:
256KB (256K x 8)
Program Memory Type:
FLASH
RAM Size:
160K x 8
Voltage – Supply (Vcc/Vdd):
1.71V ~ 3.6V
Data Converters:
A/D 16x12b; D/A 1x12b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
64-WLCSP (3.36×3.66)
Package / Case:
64-UFBGA, WLCSP
1,903
STM32L451REI6STM32L451REI6STMicroelectronicsIC MCU 32BIT 512KB FLASH 64UFBGAMicrocontrollers64-UFBGA (5x5)1.71V - 3.6V-40°C – 85°C
Core Processor:
ARM® Cortex®-M4
Core Size:
32-Bit Single-Core
Speed:
80MHz
Program Memory Size:
512KB (512K x 8)
Mounting Type:
Surface Mount
1,534
N/AN/ASTM32L451REI6TRSTMicroelectronicsIC MCU 32BIT 512KB FLASH 64UFBGAMicrocontrollers64-UFBGA (5x5)1.71V - 3.6V-40°C – 85°C
Core Processor:
ARM® Cortex®-M4
Core Size:
32-Bit Single-Core
Speed:
80MHz
Program Memory Size:
512KB (512K x 8)
Mounting Type:
Surface Mount
234
STM32L451RET6STM32L451RET6STMicroelectronicsIC MCU 32BIT 512KB FLASH 64LQFPMicrocontrollers64-LQFP (10x10)1.71V - 3.6V-40°C – 85°C
Core Processor:
ARM® Cortex®-M4
Core Size:
32-Bit Single-Core
Speed:
80MHz
Program Memory Size:
512KB (512K x 8)
Mounting Type:
Surface Mount
336
STM32L451RET6TRSTM32L451RET6TRSTMicroelectronicsIC MCU 32BIT 512KB FLASH 64LQFPMicrocontrollers64-LQFP (10x10)1.71V - 3.6V-40°C – 85°C
Core Processor:
ARM® Cortex®-M4
Core Size:
32-Bit Single-Core
Speed:
80MHz
Program Memory Size:
512KB (512K x 8)
Mounting Type:
Surface Mount
200
STM32L451REY6TRSTM32L451REY6TRSTMicroelectronicsIC MCU 32BIT 512KB FLASH 64WLCSPMicrocontrollers64-WLCSP (3.36x3.66)1.71V - 3.6V-40°C – 85°C
Core Processor:
ARM® Cortex®-M4
Core Size:
32-Bit Single-Core
Speed:
80MHz
Program Memory Size:
512KB (512K x 8)
Mounting Type:
Surface Mount
82
STM32L451VCI6STM32L451VCI6STMicroelectronicsIC MCU 32BIT 256KB FLSH 100UFBGAMicrocontrollers100-UFBGA (7x7)1.71V - 3.6V-40°C – 85°C
Core Processor:
ARM® Cortex®-M4
Core Size:
32-Bit Single-Core
Speed:
80MHz
Program Memory Size:
256KB (256K x 8)
Mounting Type:
Surface Mount
132
STM32L451VCT6STM32L451VCT6STMicroelectronicsIC MCU 32BIT 256KB FLASH 100LQFPMicrocontrollers100-LQFP (14x14)1.71V - 3.6V-40°C – 85°C
Core Processor:
ARM® Cortex®-M4
Core Size:
32-Bit Single-Core
Speed:
80MHz
Program Memory Size:
256KB (256K x 8)
Mounting Type:
Surface Mount
342

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