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
AT89C51RC2T-RLTUM
AT89C51RC2T-RLTUMMicrochip TechnologyIC MCU 8BIT 32KB FLASH 44VQFPMicrocontrollers44-VQFP (10x10)N/A-40°C ~ 85°C (TA)
Core Processor:
80C51
Core Size:
8-Bit
Speed:
60MHz
Connectivity:
SPI, UART/USART
Peripherals:
POR, PWM, WDT
Number of I/O:
32
Program Memory Size:
32KB (32K x 8)
Program Memory Type:
FLASH
RAM Size:
1.25K x 8
Voltage – Supply (Vcc/Vdd):
4.5V ~ 5.5V
Oscillator Type:
External
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
44-VQFP (10×10)
Package / Case:
44-LQFP
487
AT89C51RD2-RLRIM
AT89C51RD2-RLRIMMicrochip TechnologyIC MCU 8BIT 64KB FLASH 44VQFPMicrocontrollers44-VQFP (10x10)N/A-40°C ~ 85°C (TA)
Core Processor:
80C51
Core Size:
8-Bit
Speed:
60MHz
Connectivity:
SPI, UART/USART
Peripherals:
POR, PWM, WDT
Number of I/O:
34
Program Memory Size:
64KB (64K x 8)
Program Memory Type:
FLASH
RAM Size:
2K x 8
Voltage – Supply (Vcc/Vdd):
2.7V ~ 5.5V
Oscillator Type:
External
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
44-VQFP (10×10)
Package / Case:
44-LQFP
726
AT89C51RD2-RLRUM
AT89C51RD2-RLRUMMicrochip TechnologyIC MCU 8BIT 64KB FLASH 44VQFPMicrocontrollers44-VQFP (10x10)N/A-40°C ~ 85°C (TA)
Core Processor:
80C51
Core Size:
8-Bit
Speed:
60MHz
Connectivity:
SPI, UART/USART
Peripherals:
POR, PWM, WDT
Number of I/O:
34
Program Memory Size:
64KB (64K x 8)
Program Memory Type:
FLASH
RAM Size:
2K x 8
Voltage – Supply (Vcc/Vdd):
2.7V ~ 5.5V
Oscillator Type:
External
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
44-VQFP (10×10)
Package / Case:
44-LQFP
44
AT89C51RD2-RLTIM
AT89C51RD2-RLTIMMicrochip TechnologyIC MCU 8BIT 64KB FLASH 44VQFPMicrocontrollers44-VQFP (10x10)N/A-40°C ~ 85°C (TA)
Core Processor:
80C51
Core Size:
8-Bit
Speed:
60MHz
Connectivity:
SPI, UART/USART
Peripherals:
POR, PWM, WDT
Number of I/O:
34
Program Memory Size:
64KB (64K x 8)
Program Memory Type:
FLASH
RAM Size:
2K x 8
Voltage – Supply (Vcc/Vdd):
2.7V ~ 5.5V
Oscillator Type:
External
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
44-VQFP (10×10)
Package / Case:
44-LQFP
952
AT89C51RD2-RLTUM
AT89C51RD2-RLTUMMicrochip TechnologyIC MCU 8BIT 64KB FLASH 44VQFPMicrocontrollers44-VQFP (10x10)N/A-40°C ~ 85°C (TA)
Core Processor:
80C51
Core Size:
8-Bit
Speed:
60MHz
Connectivity:
SPI, UART/USART
Peripherals:
POR, PWM, WDT
Number of I/O:
34
Program Memory Size:
64KB (64K x 8)
Program Memory Type:
FLASH
RAM Size:
2K x 8
Voltage – Supply (Vcc/Vdd):
2.7V ~ 5.5V
Oscillator Type:
External
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
44-VQFP (10×10)
Package / Case:
44-LQFP
267
AT89C51RD2-SLRIM
AT89C51RD2-SLRIMMicrochip TechnologyIC MCU 8BIT 64KB FLASH 44PLCCMicrocontrollers44-PLCC (16.6x16.6)N/A-40°C ~ 85°C (TA)
Core Processor:
80C51
Core Size:
8-Bit
Speed:
60MHz
Connectivity:
SPI, UART/USART
Peripherals:
POR, PWM, WDT
Number of I/O:
34
Program Memory Size:
64KB (64K x 8)
Program Memory Type:
FLASH
RAM Size:
2K x 8
Voltage – Supply (Vcc/Vdd):
2.7V ~ 5.5V
Oscillator Type:
External
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
44-PLCC (16.6×16.6)
Package / Case:
44-LCC (J-Lead)
1,057
AT89C51RD2-SLRUM
AT89C51RD2-SLRUMMicrochip TechnologyIC MCU 8BIT 64KB FLASH 44PLCCMicrocontrollers44-PLCC (16.6x16.6)N/A-40°C ~ 85°C (TA)
Core Processor:
80C51
Core Size:
8-Bit
Speed:
60MHz
Connectivity:
SPI, UART/USART
Peripherals:
POR, PWM, WDT
Number of I/O:
34
Program Memory Size:
64KB (64K x 8)
Program Memory Type:
FLASH
RAM Size:
2K x 8
Voltage – Supply (Vcc/Vdd):
2.7V ~ 5.5V
Oscillator Type:
External
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
44-PLCC (16.6×16.6)
Package / Case:
44-LCC (J-Lead)
1,378
AT89C51RD2-SLSIM
AT89C51RD2-SLSIMMicrochip TechnologyIC MCU 8BIT 64KB FLASH 44PLCCMicrocontrollers44-PLCC (16.6x16.6)N/A-40°C ~ 85°C (TA)
Core Processor:
80C51
Core Size:
8-Bit
Speed:
60MHz
Connectivity:
SPI, UART/USART
Peripherals:
POR, PWM, WDT
Number of I/O:
34
Program Memory Size:
64KB (64K x 8)
Program Memory Type:
FLASH
RAM Size:
2K x 8
Voltage – Supply (Vcc/Vdd):
2.7V ~ 5.5V
Oscillator Type:
External
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
44-PLCC (16.6×16.6)
Package / Case:
44-LCC (J-Lead)
1,412
AT89C51RD2-SLSUM
AT89C51RD2-SLSUMMicrochip TechnologyIC MCU 8BIT 64KB FLASH 44PLCCMicrocontrollers44-PLCC (16.6x16.6)N/A-40°C ~ 85°C (TA)
Core Processor:
80C51
Core Size:
8-Bit
Speed:
60MHz
Connectivity:
SPI, UART/USART
Peripherals:
POR, PWM, WDT
Number of I/O:
34
Program Memory Size:
64KB (64K x 8)
Program Memory Type:
FLASH
RAM Size:
2K x 8
Voltage – Supply (Vcc/Vdd):
2.7V ~ 5.5V
Oscillator Type:
External
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
44-PLCC (16.6×16.6)
Package / Case:
44-LCC (J-Lead)
759
AT89C51RD2T-RLRUM
AT89C51RD2T-RLRUMMicrochip TechnologyIC MCU 8BIT 64KB FLASH 44VQFPMicrocontrollers44-VQFP (10x10)N/A-40°C ~ 85°C (TA)
Core Processor:
80C51
Core Size:
8-Bit
Speed:
60MHz
Connectivity:
SPI, UART/USART
Peripherals:
POR, PWM, WDT
Number of I/O:
34
Program Memory Size:
64KB (64K x 8)
Program Memory Type:
FLASH
RAM Size:
2K x 8
Voltage – Supply (Vcc/Vdd):
2.7V ~ 5.5V
Oscillator Type:
External
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
44-VQFP (10×10)
Package / Case:
44-LQFP
292
AT89C51RD2T-RLTUM
AT89C51RD2T-RLTUMMicrochip TechnologyIC MCU 8BIT 64KB FLASH 44VQFPMicrocontrollers44-VQFP (10x10)N/A-40°C ~ 85°C (TA)
Core Processor:
80C51
Core Size:
8-Bit
Speed:
60MHz
Connectivity:
SPI, UART/USART
Peripherals:
POR, PWM, WDT
Number of I/O:
34
Program Memory Size:
64KB (64K x 8)
Program Memory Type:
FLASH
RAM Size:
2K x 8
Voltage – Supply (Vcc/Vdd):
2.7V ~ 5.5V
Oscillator Type:
External
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
44-VQFP (10×10)
Package / Case:
44-LQFP
1,470
AT89C51RD2T-RLTUMA0N/AAT89C51RD2T-RLTUMA0Microchip TechnologyIC MCU 8BIT 64KB FLASH 44VQFPMicrocontrollers44-VQFP (10x10)N/A-40°C ~ 85°C (TA)
Core Processor:
80C51
Core Size:
8-Bit
Speed:
60MHz
Connectivity:
SPI, UART/USART
Peripherals:
POR, PWM, WDT
Number of I/O:
34
Program Memory Size:
64KB (64K x 8)
Program Memory Type:
FLASH
RAM Size:
2K x 8
Voltage – Supply (Vcc/Vdd):
2.7V ~ 5.5V
Oscillator Type:
External
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
44-VQFP (10×10)
Package / Case:
44-LQFP
413
AT89C51RE2-RLTUM
AT89C51RE2-RLTUMMicrochip TechnologyIC MCU 8BIT 128KB FLASH 44VQFPMicrocontrollers44-VQFP (10x10)N/A-40°C ~ 85°C (TA)
Core Processor:
80C51
Core Size:
8-Bit
Speed:
60MHz
Connectivity:
I2C, SPI, UART/USART
Peripherals:
POR, PWM, WDT
Number of I/O:
34
Program Memory Size:
128KB (128K x 8)
Program Memory Type:
FLASH
RAM Size:
8K x 8
Voltage – Supply (Vcc/Vdd):
2.7V ~ 5.5V
Oscillator Type:
External
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
44-VQFP (10×10)
Package / Case:
44-LQFP
1,161
AT89C51RE2-SLRUM
AT89C51RE2-SLRUMMicrochip TechnologyIC MCU 8BIT 128KB FLASH 44PLCCMicrocontrollers44-PLCC (16.6x16.6)N/A-40°C ~ 85°C (TA)
Core Processor:
80C51
Core Size:
8-Bit
Speed:
60MHz
Connectivity:
I2C, SPI, UART/USART
Peripherals:
POR, PWM, WDT
Number of I/O:
34
Program Memory Size:
128KB (128K x 8)
Program Memory Type:
FLASH
RAM Size:
8K x 8
Voltage – Supply (Vcc/Vdd):
2.7V ~ 5.5V
Oscillator Type:
External
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
44-PLCC (16.6×16.6)
Package / Case:
44-LCC (J-Lead)
850
AT89C51RE2-SLSUM
AT89C51RE2-SLSUMMicrochip TechnologyIC MCU 8BIT 128KB FLASH 44PLCCMicrocontrollers44-PLCC (16.6x16.6)N/A-40°C ~ 85°C (TA)
Core Processor:
80C51
Core Size:
8-Bit
Speed:
60MHz
Connectivity:
I2C, SPI, UART/USART
Peripherals:
POR, PWM, WDT
Number of I/O:
34
Program Memory Size:
128KB (128K x 8)
Program Memory Type:
FLASH
RAM Size:
8K x 8
Voltage – Supply (Vcc/Vdd):
2.7V ~ 5.5V
Oscillator Type:
External
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
44-PLCC (16.6×16.6)
Package / Case:
44-LCC (J-Lead)
196
N/A
AT89C51SND1C-7HTULMicrochip TechnologyIC MCU 8BIT 64KB FLASH 81CABGAMicrocontrollers81-BGA (9x9)N/A-40°C ~ 85°C (TA)
Core Processor:
80C51
Core Size:
8-Bit
Speed:
40MHz
Connectivity:
I2C, IDE/ATAPI, Memory Card, SPI, UART/USART, USB
Peripherals:
Audio, I2S, MP3, PCM, POR, WDT
Number of I/O:
44
Program Memory Size:
64KB (64K x 8)
Program Memory Type:
FLASH
RAM Size:
2.25K x 8
Voltage – Supply (Vcc/Vdd):
2.7V ~ 3.3V
Data Converters:
A/D 2x10b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
81-BGA (9×9)
Package / Case:
81-LFBGA
900
AT89C51SND1C-ROTUL
AT89C51SND1C-ROTULMicrochip TechnologyIC MCU 8BIT 64KB FLASH 80TQFPMicrocontrollers80-TQFP (14x14)N/A-40°C ~ 85°C (TA)
Core Processor:
80C51
Core Size:
8-Bit
Speed:
40MHz
Connectivity:
I2C, IDE/ATAPI, Memory Card, SPI, UART/USART, USB
Peripherals:
Audio, I2S, MP3, PCM, POR, WDT
Number of I/O:
44
Program Memory Size:
64KB (64K x 8)
Program Memory Type:
FLASH
RAM Size:
2.25K x 8
Voltage – Supply (Vcc/Vdd):
2.7V ~ 3.3V
Data Converters:
A/D 2x10b
Oscillator Type:
External
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
80-TQFP (14×14)
Package / Case:
80-LQFP
6
AT89C51SND2C-7FTUL
AT89C51SND2C-7FTULMicrochip TechnologyIC MCU 8BIT 64KB FLASH 100CTBGAMicrocontrollers100-CTBGA (9x9)N/A-40°C ~ 85°C (TA)
Core Processor:
80C51
Core Size:
8-Bit
Speed:
40MHz
Connectivity:
I2C, IDE/ATAPI, Memory Card, SPI, UART/USART, USB
Peripherals:
Audio, I2S, MP3, PCM, POR, WDT
Number of I/O:
32
Program Memory Size:
64KB (64K x 8)
Program Memory Type:
FLASH
RAM Size:
2.25K x 8
Voltage – Supply (Vcc/Vdd):
2.7V ~ 3.3V
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
100-CTBGA (9×9)
Package / Case:
100-TFBGA
239
AT89C52-16JI
AT89C52-16JIMicrochip TechnologyIC MCU 8BIT 8KB FLASH 44PLCCMicrocontrollers44-PLCC (16.6x16.6)N/A-40°C ~ 85°C
Core Processor:
8051
Core Size:
8-Bit
Speed:
16MHz
Connectivity:
SIO, UART/USART
Number of I/O:
32
Program Memory Size:
8KB (8K x 8)
Program Memory Type:
FLASH
RAM Size:
256 x 8
Voltage – Supply (Vcc/Vdd):
4V ~ 6V
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C
Mounting Type:
Surface Mount
Supplier Device Package:
44-PLCC (16.6×16.6)
Package / Case:
44-LCC (J-Lead)
608
AT89C52-24AC
AT89C52-24ACMicrochip TechnologyIC MCU 8BIT 8KB FLASH 44TQFPMicrocontrollers44-TQFP (10x10)N/A0°C ~ 70°C (TA)
Core Processor:
8051
Core Size:
8-Bit
Speed:
24MHz
Connectivity:
SIO, UART/USART
Number of I/O:
32
Program Memory Size:
8KB (8K x 8)
Program Memory Type:
FLASH
RAM Size:
256 x 8
Voltage – Supply (Vcc/Vdd):
4V ~ 6V
Oscillator Type:
Internal
Operating Temperature:
0°C ~ 70°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
44-TQFP (10×10)
Package / Case:
44-TQFP
613

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