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: 133,621
ImageData
Sheet
Part NumberManufacturerDescriptionCategoryDevice PackageVoltageOperating
Temp
Additional SpecificationsQtyGet A
Quote
ATMEGA645A-MU
ATMEGA645A-MUMicrochip TechnologyIC MCU 8BIT 64KB FLASH 64QFNMicrocontrollers64-QFN (9x9)N/A-40°C ~ 85°C (TA)
Core Processor:
AVR
Core Size:
8-Bit
Speed:
16MHz
Connectivity:
SPI, UART/USART, USI
Peripherals:
Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O:
54
Program Memory Size:
64KB (32K x 16)
Program Memory Type:
FLASH
EEPROM Size:
2K x 8
RAM Size:
4K x 8
Voltage – Supply (Vcc/Vdd):
1.8V ~ 5.5V
Data Converters:
A/D 8x10b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
64-QFN (9×9)
Package / Case:
64-VFQFN Exposed Pad
1,791
ATMEGA645A-MUR
ATMEGA645A-MURMicrochip TechnologyIC MCU 8BIT 64KB FLASH 64QFNMicrocontrollers64-QFN (9x9)N/A-40°C ~ 85°C (TA)
Core Processor:
AVR
Core Size:
8-Bit
Speed:
16MHz
Connectivity:
SPI, UART/USART, USI
Peripherals:
Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O:
54
Program Memory Size:
64KB (32K x 16)
Program Memory Type:
FLASH
EEPROM Size:
2K x 8
RAM Size:
4K x 8
Voltage – Supply (Vcc/Vdd):
1.8V ~ 5.5V
Data Converters:
A/D 8x10b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
64-QFN (9×9)
Package / Case:
64-VFQFN Exposed Pad
1,858
ATMEGA645P-AU
ATMEGA645P-AUMicrochip TechnologyIC MCU 8BIT 64KB FLASH 64TQFPMicrocontrollers64-TQFP (14x14)N/A-40°C ~ 85°C (TA)
Core Processor:
AVR
Core Size:
8-Bit
Speed:
16MHz
Connectivity:
SPI, UART/USART, USI
Peripherals:
Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O:
54
Program Memory Size:
64KB (32K x 16)
Program Memory Type:
FLASH
EEPROM Size:
2K x 8
RAM Size:
4K x 8
Voltage – Supply (Vcc/Vdd):
1.8V ~ 5.5V
Data Converters:
A/D 8x10b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
64-TQFP (14×14)
Package / Case:
64-TQFP
386
ATMEGA645P-AUR
ATMEGA645P-AURMicrochip TechnologyIC MCU 8BIT 64KB FLASH 64TQFPMicrocontrollers64-TQFP (14x14)N/A-40°C ~ 85°C (TA)
Core Processor:
AVR
Core Size:
8-Bit
Speed:
16MHz
Connectivity:
SPI, UART/USART, USI
Peripherals:
Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O:
54
Program Memory Size:
64KB (32K x 16)
Program Memory Type:
FLASH
EEPROM Size:
2K x 8
RAM Size:
4K x 8
Voltage – Supply (Vcc/Vdd):
1.8V ~ 5.5V
Data Converters:
A/D 8x10b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
64-TQFP (14×14)
Package / Case:
64-TQFP
329
ATMEGA645P-MU
ATMEGA645P-MUMicrochip TechnologyIC MCU 8BIT 64KB FLASH 64QFNMicrocontrollers64-QFN (9x9)N/A-40°C ~ 85°C (TA)
Core Processor:
AVR
Core Size:
8-Bit
Speed:
16MHz
Connectivity:
SPI, UART/USART, USI
Peripherals:
Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O:
54
Program Memory Size:
64KB (32K x 16)
Program Memory Type:
FLASH
EEPROM Size:
2K x 8
RAM Size:
4K x 8
Voltage – Supply (Vcc/Vdd):
1.8V ~ 5.5V
Data Converters:
A/D 8x10b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
64-QFN (9×9)
Package / Case:
64-VFQFN Exposed Pad
20
ATMEGA645P-MUR
ATMEGA645P-MURMicrochip TechnologyIC MCU 8BIT 64KB FLASH 64QFNMicrocontrollers64-QFN (9x9)N/A-40°C ~ 85°C (TA)
Core Processor:
AVR
Core Size:
8-Bit
Speed:
16MHz
Connectivity:
SPI, UART/USART, USI
Peripherals:
Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O:
54
Program Memory Size:
64KB (32K x 16)
Program Memory Type:
FLASH
EEPROM Size:
2K x 8
RAM Size:
4K x 8
Voltage – Supply (Vcc/Vdd):
1.8V ~ 5.5V
Data Converters:
A/D 8x10b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
64-QFN (9×9)
Package / Case:
64-VFQFN Exposed Pad
367
ATMEGA645V-8AI
ATMEGA645V-8AIMicrochip TechnologyIC MCU 8BIT 64KB FLASH 64TQFPMicrocontrollers64-TQFP (14x14)N/A-40°C ~ 85°C (TA)
Core Processor:
AVR
Core Size:
8-Bit
Speed:
8MHz
Connectivity:
SPI, UART/USART, USI
Peripherals:
Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O:
53
Program Memory Size:
64KB (32K x 16)
Program Memory Type:
FLASH
EEPROM Size:
2K x 8
RAM Size:
4K x 8
Voltage – Supply (Vcc/Vdd):
1.8V ~ 5.5V
Data Converters:
A/D 8x10b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
64-TQFP (14×14)
Package / Case:
64-TQFP
727
ATMEGA645V-8AU
ATMEGA645V-8AUMicrochip TechnologyIC MCU 8BIT 64KB FLASH 64TQFPMicrocontrollers64-TQFP (14x14)N/A-40°C ~ 85°C (TA)
Core Processor:
AVR
Core Size:
8-Bit
Speed:
8MHz
Connectivity:
SPI, UART/USART, USI
Peripherals:
Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O:
53
Program Memory Size:
64KB (32K x 16)
Program Memory Type:
FLASH
EEPROM Size:
2K x 8
RAM Size:
4K x 8
Voltage – Supply (Vcc/Vdd):
1.8V ~ 5.5V
Data Converters:
A/D 8x10b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
64-TQFP (14×14)
Package / Case:
64-TQFP
1,757
ATMEGA645V-8AUR
ATMEGA645V-8AURMicrochip TechnologyIC MCU 8BIT 64KB FLASH 64TQFPMicrocontrollers64-TQFP (14x14)N/A-40°C ~ 85°C (TA)
Core Processor:
AVR
Core Size:
8-Bit
Speed:
8MHz
Connectivity:
SPI, UART/USART, USI
Peripherals:
Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O:
53
Program Memory Size:
64KB (32K x 16)
Program Memory Type:
FLASH
EEPROM Size:
2K x 8
RAM Size:
4K x 8
Voltage – Supply (Vcc/Vdd):
1.8V ~ 5.5V
Data Converters:
A/D 8x10b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
64-TQFP (14×14)
Package / Case:
64-TQFP
602
ATMEGA645V-8MI
ATMEGA645V-8MIMicrochip TechnologyIC MCU 8BIT 64KB FLASH 64QFNMicrocontrollers64-QFN (9x9)N/A-40°C ~ 85°C (TA)
Core Processor:
AVR
Core Size:
8-Bit
Speed:
8MHz
Connectivity:
SPI, UART/USART, USI
Peripherals:
Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O:
53
Program Memory Size:
64KB (32K x 16)
Program Memory Type:
FLASH
EEPROM Size:
2K x 8
RAM Size:
4K x 8
Voltage – Supply (Vcc/Vdd):
1.8V ~ 5.5V
Data Converters:
A/D 8x10b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
64-QFN (9×9)
Package / Case:
64-VFQFN Exposed Pad
530
ATMEGA645V-8MU
ATMEGA645V-8MUMicrochip TechnologyIC MCU 8BIT 64KB FLASH 64QFNMicrocontrollers64-QFN (9x9)N/A-40°C ~ 85°C (TA)
Core Processor:
AVR
Core Size:
8-Bit
Speed:
8MHz
Connectivity:
SPI, UART/USART, USI
Peripherals:
Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O:
53
Program Memory Size:
64KB (32K x 16)
Program Memory Type:
FLASH
EEPROM Size:
2K x 8
RAM Size:
4K x 8
Voltage – Supply (Vcc/Vdd):
1.8V ~ 5.5V
Data Converters:
A/D 8x10b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
64-QFN (9×9)
Package / Case:
64-VFQFN Exposed Pad
578
ATMEGA645V-8MUR
ATMEGA645V-8MURMicrochip TechnologyIC MCU 8BIT 64KB FLASH 64QFNMicrocontrollers64-QFN (9x9)N/A-40°C ~ 85°C (TA)
Core Processor:
AVR
Core Size:
8-Bit
Speed:
8MHz
Connectivity:
SPI, UART/USART, USI
Peripherals:
Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O:
53
Program Memory Size:
64KB (32K x 16)
Program Memory Type:
FLASH
EEPROM Size:
2K x 8
RAM Size:
4K x 8
Voltage – Supply (Vcc/Vdd):
1.8V ~ 5.5V
Data Converters:
A/D 8x10b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
64-QFN (9×9)
Package / Case:
64-VFQFN Exposed Pad
411
ATMEGA649-16AI
ATMEGA649-16AIMicrochip TechnologyIC MCU 8BIT 64KB FLASH 64TQFPMicrocontrollers64-TQFP (14x14)N/A-40°C ~ 85°C (TA)
Core Processor:
AVR
Core Size:
8-Bit
Speed:
16MHz
Connectivity:
SPI, UART/USART, USI
Peripherals:
Brown-out Detect/Reset, LCD, POR, PWM, WDT
Number of I/O:
53
Program Memory Size:
64KB (32K x 16)
Program Memory Type:
FLASH
EEPROM Size:
2K x 8
RAM Size:
4K x 8
Voltage – Supply (Vcc/Vdd):
2.7V ~ 5.5V
Data Converters:
A/D 8x10b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
64-TQFP (14×14)
Package / Case:
64-TQFP
369
ATMEGA649-16AU
ATMEGA649-16AUMicrochip TechnologyIC MCU 8BIT 64KB FLASH 64TQFPMicrocontrollers64-TQFP (14x14)N/A-40°C ~ 85°C (TA)
Core Processor:
AVR
Core Size:
8-Bit
Speed:
16MHz
Connectivity:
SPI, UART/USART, USI
Peripherals:
Brown-out Detect/Reset, LCD, POR, PWM, WDT
Number of I/O:
53
Program Memory Size:
64KB (32K x 16)
Program Memory Type:
FLASH
EEPROM Size:
2K x 8
RAM Size:
4K x 8
Voltage – Supply (Vcc/Vdd):
2.7V ~ 5.5V
Data Converters:
A/D 8x10b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
64-TQFP (14×14)
Package / Case:
64-TQFP
203
ATMEGA649-16AUR
ATMEGA649-16AURMicrochip TechnologyIC MCU 8BIT 64KB FLASH 64TQFPMicrocontrollers64-TQFP (14x14)N/A-40°C ~ 85°C (TA)
Core Processor:
AVR
Core Size:
8-Bit
Speed:
16MHz
Connectivity:
SPI, UART/USART, USI
Peripherals:
Brown-out Detect/Reset, LCD, POR, PWM, WDT
Number of I/O:
53
Program Memory Size:
64KB (32K x 16)
Program Memory Type:
FLASH
EEPROM Size:
2K x 8
RAM Size:
4K x 8
Voltage – Supply (Vcc/Vdd):
2.7V ~ 5.5V
Data Converters:
A/D 8x10b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
64-TQFP (14×14)
Package / Case:
64-TQFP
1,837
ATMEGA649-16MI
ATMEGA649-16MIMicrochip TechnologyIC MCU 8BIT 64KB FLASH 64QFNMicrocontrollers64-QFN (9x9)N/A-40°C ~ 85°C (TA)
Core Processor:
AVR
Core Size:
8-Bit
Speed:
16MHz
Connectivity:
SPI, UART/USART, USI
Peripherals:
Brown-out Detect/Reset, LCD, POR, PWM, WDT
Number of I/O:
53
Program Memory Size:
64KB (32K x 16)
Program Memory Type:
FLASH
EEPROM Size:
2K x 8
RAM Size:
4K x 8
Voltage – Supply (Vcc/Vdd):
2.7V ~ 5.5V
Data Converters:
A/D 8x10b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
64-QFN (9×9)
Package / Case:
64-VFQFN Exposed Pad
500
ATMEGA649-16MU
ATMEGA649-16MUMicrochip TechnologyIC MCU 8BIT 64KB FLASH 64QFNMicrocontrollers64-QFN (9x9)N/A-40°C ~ 85°C (TA)
Core Processor:
AVR
Core Size:
8-Bit
Speed:
16MHz
Connectivity:
SPI, UART/USART, USI
Peripherals:
Brown-out Detect/Reset, LCD, POR, PWM, WDT
Number of I/O:
53
Program Memory Size:
64KB (32K x 16)
Program Memory Type:
FLASH
EEPROM Size:
2K x 8
RAM Size:
4K x 8
Voltage – Supply (Vcc/Vdd):
2.7V ~ 5.5V
Data Converters:
A/D 8x10b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
64-QFN (9×9)
Package / Case:
64-VFQFN Exposed Pad
39
ATMEGA649-16MUR
ATMEGA649-16MURMicrochip TechnologyIC MCU 8BIT 64KB FLASH 64QFNMicrocontrollers64-QFN (9x9)N/A-40°C ~ 85°C (TA)
Core Processor:
AVR
Core Size:
8-Bit
Speed:
16MHz
Connectivity:
SPI, UART/USART, USI
Peripherals:
Brown-out Detect/Reset, LCD, POR, PWM, WDT
Number of I/O:
53
Program Memory Size:
64KB (32K x 16)
Program Memory Type:
FLASH
EEPROM Size:
2K x 8
RAM Size:
4K x 8
Voltage – Supply (Vcc/Vdd):
2.7V ~ 5.5V
Data Converters:
A/D 8x10b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
64-QFN (9×9)
Package / Case:
64-VFQFN Exposed Pad
997
ATMEGA6490-16AI
ATMEGA6490-16AIMicrochip TechnologyIC MCU 8BIT 64KB FLASH 100TQFPMicrocontrollers100-TQFP (14x14)N/A-40°C ~ 85°C (TA)
Core Processor:
AVR
Core Size:
8-Bit
Speed:
16MHz
Connectivity:
SPI, UART/USART, USI
Peripherals:
Brown-out Detect/Reset, LCD, POR, PWM, WDT
Number of I/O:
68
Program Memory Size:
64KB (32K x 16)
Program Memory Type:
FLASH
EEPROM Size:
2K x 8
RAM Size:
4K x 8
Voltage – Supply (Vcc/Vdd):
2.7V ~ 5.5V
Data Converters:
A/D 8x10b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
100-TQFP (14×14)
Package / Case:
100-TQFP
1,741
ATMEGA6490-16AU
ATMEGA6490-16AUMicrochip TechnologyIC MCU 8BIT 64KB FLASH 100TQFPMicrocontrollers100-TQFP (14x14)N/A-40°C ~ 85°C (TA)
Core Processor:
AVR
Core Size:
8-Bit
Speed:
16MHz
Connectivity:
SPI, UART/USART, USI
Peripherals:
Brown-out Detect/Reset, LCD, POR, PWM, WDT
Number of I/O:
68
Program Memory Size:
64KB (32K x 16)
Program Memory Type:
FLASH
EEPROM Size:
2K x 8
RAM Size:
4K x 8
Voltage – Supply (Vcc/Vdd):
2.7V ~ 5.5V
Data Converters:
A/D 8x10b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
100-TQFP (14×14)
Package / Case:
100-TQFP
880

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