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
AT89LP51RD2-20AAU
AT89LP51RD2-20AAUMicrochip TechnologyIC MCU 8BIT 64KB FLASH 44LQFPMicrocontrollers44-LQFP (10x10)N/A-40°C ~ 85°C (TA)
Core Processor:
8051
Core Size:
8-Bit
Speed:
20MHz
Connectivity:
EBI/EMI, I2C, SPI, UART/USART
Peripherals:
Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O:
40
Program Memory Size:
64KB (64K x 8)
Program Memory Type:
FLASH
RAM Size:
2.25K x 8
Voltage – Supply (Vcc/Vdd):
2.4V ~ 5.5V
Data Converters:
A/D 7x10b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
44-LQFP (10×10)
Package / Case:
44-LQFP
382
AT89LP51RD2-20AU
AT89LP51RD2-20AUMicrochip TechnologyIC MCU 8BIT 64KB FLASH 44TQFPMicrocontrollers44-TQFP (10x10)N/A-40°C ~ 85°C (TA)
Core Processor:
8051
Core Size:
8-Bit
Speed:
20MHz
Connectivity:
EBI/EMI, I2C, SPI, UART/USART
Peripherals:
Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O:
40
Program Memory Size:
64KB (64K x 8)
Program Memory Type:
FLASH
RAM Size:
2.25K x 8
Voltage – Supply (Vcc/Vdd):
2.4V ~ 5.5V
Data Converters:
A/D 7x10b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
44-TQFP (10×10)
Package / Case:
44-TQFP
1,098
AT89LP51RD2-20JU
AT89LP51RD2-20JUMicrochip TechnologyIC MCU 8BIT 64KB FLASH 44PLCCMicrocontrollers44-PLCC (16.6x16.6)N/A-40°C ~ 85°C (TA)
Core Processor:
8051
Core Size:
8-Bit
Speed:
20MHz
Connectivity:
EBI/EMI, I2C, SPI, UART/USART
Peripherals:
Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O:
40
Program Memory Size:
64KB (64K x 8)
Program Memory Type:
FLASH
RAM Size:
2.25K x 8
Voltage – Supply (Vcc/Vdd):
2.4V ~ 5.5V
Data Converters:
A/D 7x10b
Oscillator Type:
Internal
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)
999
AT89LP51RD2-20MU
AT89LP51RD2-20MUMicrochip TechnologyIC MCU 8BIT 64KB FLASH 44VQFNMicrocontrollers44-VQFN (7x7)N/A-40°C ~ 85°C (TA)
Core Processor:
8051
Core Size:
8-Bit
Speed:
20MHz
Connectivity:
EBI/EMI, I2C, SPI, UART/USART
Peripherals:
Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O:
40
Program Memory Size:
64KB (64K x 8)
Program Memory Type:
FLASH
RAM Size:
2.25K x 8
Voltage – Supply (Vcc/Vdd):
2.4V ~ 5.5V
Data Converters:
A/D 7x10b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
44-VQFN (7×7)
Package / Case:
44-VFQFN Exposed Pad
473
AT89LP51RD2-20PU
AT89LP51RD2-20PUMicrochip TechnologyIC MCU 8BIT 64KB FLASH 40DIPMicrocontrollers40-PDIPN/A-40°C ~ 85°C (TA)
Core Processor:
8051
Core Size:
8-Bit
Speed:
20MHz
Connectivity:
EBI/EMI, I2C, SPI, UART/USART
Peripherals:
Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O:
37
Program Memory Size:
64KB (64K x 8)
Program Memory Type:
FLASH
RAM Size:
2.25K x 8
Voltage – Supply (Vcc/Vdd):
2.4V ~ 5.5V
Data Converters:
A/D 7x10b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Through Hole
Supplier Device Package:
40-PDIP
Package / Case:
40-DIP (0.600″”, 15.24mm)
1,108
AT89LP52-20AU
AT89LP52-20AUMicrochip TechnologyIC MCU 8BIT 8KB FLASH 44TQFPMicrocontrollers44-TQFP (10x10)N/A-40°C ~ 85°C (TA)
Core Processor:
8051
Core Size:
8-Bit
Speed:
20MHz
Connectivity:
EBI/EMI, I2C, SPI, UART/USART
Peripherals:
Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O:
36
Program Memory Size:
8KB (8K x 8)
Program Memory Type:
FLASH
RAM Size:
256 x 8
Voltage – Supply (Vcc/Vdd):
2.4V ~ 5.5V
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
44-TQFP (10×10)
Package / Case:
44-TQFP
470
AT89LP52-20JU
AT89LP52-20JUMicrochip TechnologyIC MCU 8BIT 8KB FLASH 44PLCCMicrocontrollers44-PLCC (16.6x16.6)N/A-40°C ~ 85°C (TA)
Core Processor:
8051
Core Size:
8-Bit
Speed:
20MHz
Connectivity:
EBI/EMI, I2C, SPI, UART/USART
Peripherals:
Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O:
36
Program Memory Size:
8KB (8K x 8)
Program Memory Type:
FLASH
RAM Size:
256 x 8
Voltage – Supply (Vcc/Vdd):
2.4V ~ 5.5V
Oscillator Type:
Internal
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)
243
AT89LP52-20MU
AT89LP52-20MUMicrochip TechnologyIC MCU 8BIT 8KB FLASH 44VQFNMicrocontrollers44-VQFN (7x7)N/A-40°C ~ 85°C (TA)
Core Processor:
8051
Core Size:
8-Bit
Speed:
20MHz
Connectivity:
EBI/EMI, I2C, SPI, UART/USART
Peripherals:
Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O:
36
Program Memory Size:
8KB (8K x 8)
Program Memory Type:
FLASH
RAM Size:
256 x 8
Voltage – Supply (Vcc/Vdd):
2.4V ~ 5.5V
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
44-VQFN (7×7)
Package / Case:
44-VFQFN Exposed Pad
596
AT89LP52-20PU
AT89LP52-20PUMicrochip TechnologyIC MCU 8BIT 8KB FLASH 40DIPMicrocontrollers40-PDIPN/A-40°C ~ 85°C (TA)
Core Processor:
8051
Core Size:
8-Bit
Speed:
20MHz
Connectivity:
EBI/EMI, I2C, SPI, UART/USART
Peripherals:
Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O:
36
Program Memory Size:
8KB (8K x 8)
Program Memory Type:
FLASH
RAM Size:
256 x 8
Voltage – Supply (Vcc/Vdd):
2.4V ~ 5.5V
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Through Hole
Supplier Device Package:
40-PDIP
Package / Case:
40-DIP (0.600″”, 15.24mm)
1,559
AT89LP6440-20AU
AT89LP6440-20AUMicrochip TechnologyIC MCU 8BIT 64KB FLASH 44TQFPMicrocontrollers44-TQFP (10x10)N/A-40°C ~ 85°C (TA)
Core Processor:
8051
Core Size:
8-Bit
Speed:
20MHz
Connectivity:
I2C, SPI, UART/USART
Peripherals:
Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O:
38
Program Memory Size:
64KB (64K x 8)
Program Memory Type:
FLASH
EEPROM Size:
8K x 8
RAM Size:
4.25K x 8
Voltage – Supply (Vcc/Vdd):
2.4V ~ 3.6V
Data Converters:
A/D 8x10b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
44-TQFP (10×10)
Package / Case:
44-TQFP
1,317
AT89LP6440-20JU
AT89LP6440-20JUMicrochip TechnologyIC MCU 8BIT 64KB FLASH 44PLCCMicrocontrollers44-PLCC (16.6x16.6)N/A-40°C ~ 85°C (TA)
Core Processor:
8051
Core Size:
8-Bit
Speed:
20MHz
Connectivity:
I2C, SPI, UART/USART
Peripherals:
Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O:
38
Program Memory Size:
64KB (64K x 8)
Program Memory Type:
FLASH
EEPROM Size:
8K x 8
RAM Size:
4.25K x 8
Voltage – Supply (Vcc/Vdd):
2.4V ~ 3.6V
Data Converters:
A/D 8x10b
Oscillator Type:
Internal
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)
916
AT89LP6440-20MU
AT89LP6440-20MUMicrochip TechnologyIC MCU 8BIT 64KB FLASH 44VQFNMicrocontrollers44-VQFN (7x7)N/A-40°C ~ 85°C (TA)
Core Processor:
8051
Core Size:
8-Bit
Speed:
20MHz
Connectivity:
I2C, SPI, UART/USART
Peripherals:
Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O:
38
Program Memory Size:
64KB (64K x 8)
Program Memory Type:
FLASH
EEPROM Size:
8K x 8
RAM Size:
4.25K x 8
Voltage – Supply (Vcc/Vdd):
2.4V ~ 3.6V
Data Converters:
A/D 8x10b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
44-VQFN (7×7)
Package / Case:
44-VFQFN Exposed Pad
389
AT89LP6440-20PU
AT89LP6440-20PUMicrochip TechnologyIC MCU 8BIT 64KB FLASH 40DIPMicrocontrollers40-PDIPN/A-40°C ~ 85°C (TA)
Core Processor:
8051
Core Size:
8-Bit
Speed:
20MHz
Connectivity:
I2C, SPI, UART/USART
Peripherals:
Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O:
38
Program Memory Size:
64KB (64K x 8)
Program Memory Type:
FLASH
EEPROM Size:
8K x 8
RAM Size:
4.25K x 8
Voltage – Supply (Vcc/Vdd):
2.4V ~ 3.6V
Data Converters:
A/D 8x10b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Through Hole
Supplier Device Package:
40-PDIP
Package / Case:
40-DIP (0.600″”, 15.24mm)
929
AT89LP828-20AU
AT89LP828-20AUMicrochip TechnologyIC MCU 8BIT 8KB FLASH 32TQFPMicrocontrollers32-TQFP (7x7)N/A-40°C ~ 85°C (TA)
Core Processor:
8051
Core Size:
8-Bit
Speed:
20MHz
Connectivity:
SPI, UART/USART
Peripherals:
Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O:
30
Program Memory Size:
8KB (8K x 8)
Program Memory Type:
FLASH
EEPROM Size:
1K x 8
RAM Size:
768 x 8
Voltage – Supply (Vcc/Vdd):
2.4V ~ 5.5V
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
32-TQFP (7×7)
Package / Case:
32-TQFP
314
AT89LP828-20JU
AT89LP828-20JUMicrochip TechnologyIC MCU 8BIT 8KB FLASH 32PLCCMicrocontrollers32-PLCC (13.97x11.43)N/A-40°C ~ 85°C (TA)
Core Processor:
8051
Core Size:
8-Bit
Speed:
20MHz
Connectivity:
SPI, UART/USART
Peripherals:
Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O:
30
Program Memory Size:
8KB (8K x 8)
Program Memory Type:
FLASH
EEPROM Size:
1K x 8
RAM Size:
768 x 8
Voltage – Supply (Vcc/Vdd):
2.4V ~ 5.5V
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
32-PLCC (13.97×11.43)
Package / Case:
32-LCC (J-Lead)
225
AT89LP828-20MH
AT89LP828-20MHMicrochip TechnologyIC MCU 8BIT 8KB FLASH 32VQFNMicrocontrollers32-VQFN (5x5)N/A-40°C ~ 85°C (TA)
Core Processor:
8051
Core Size:
8-Bit
Speed:
20MHz
Connectivity:
SPI, UART/USART
Peripherals:
Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O:
30
Program Memory Size:
8KB (8K x 8)
Program Memory Type:
FLASH
EEPROM Size:
1K x 8
RAM Size:
768 x 8
Voltage – Supply (Vcc/Vdd):
2.4V ~ 5.5V
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
32-VQFN (5×5)
Package / Case:
32-VFQFN Exposed Pad
1,202
AT89LP828-20PU
AT89LP828-20PUMicrochip TechnologyIC MCU 8BIT 8KB FLASH 28DIPMicrocontrollers28-PDIPN/A-40°C ~ 85°C (TA)
Core Processor:
8051
Core Size:
8-Bit
Speed:
20MHz
Connectivity:
SPI, UART/USART
Peripherals:
Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O:
30
Program Memory Size:
8KB (8K x 8)
Program Memory Type:
FLASH
EEPROM Size:
1K x 8
RAM Size:
768 x 8
Voltage – Supply (Vcc/Vdd):
2.4V ~ 5.5V
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Through Hole
Supplier Device Package:
28-PDIP
Package / Case:
28-DIP (0.300″”, 7.62mm)
1,352
AT89LP828-JU
AT89LP828-JUMicrochip TechnologyIC MCU 8BIT 8KB FLASH 32PLCCMicrocontrollers32-PLCC (13.97x11.43)N/A-40°C ~ 85°C (TA)
Core Processor:
8051
Core Size:
8-Bit
Speed:
20MHz
Connectivity:
SPI, UART/USART
Peripherals:
Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O:
30
Program Memory Size:
8KB (8K x 8)
Program Memory Type:
FLASH
EEPROM Size:
1K x 8
RAM Size:
768 x 8
Voltage – Supply (Vcc/Vdd):
2.4V ~ 5.5V
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
32-PLCC (13.97×11.43)
Package / Case:
32-LCC (J-Lead)
392
AT89LP828-PU
AT89LP828-PUMicrochip TechnologyIC MCU 8BIT 8KB FLASH 28DIPMicrocontrollers28-PDIPN/A-40°C ~ 85°C (TA)
Core Processor:
8051
Core Size:
8-Bit
Speed:
20MHz
Connectivity:
SPI, UART/USART
Peripherals:
Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O:
30
Program Memory Size:
8KB (8K x 8)
Program Memory Type:
FLASH
EEPROM Size:
1K x 8
RAM Size:
768 x 8
Voltage – Supply (Vcc/Vdd):
2.4V ~ 5.5V
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Through Hole
Supplier Device Package:
28-PDIP
Package / Case:
28-DIP (0.300″”, 7.62mm)
695
AT89LS51-16AC
AT89LS51-16ACMicrochip TechnologyIC MCU 8BIT 4KB FLASH 44TQFPMicrocontrollers44-TQFP (10x10)N/A0°C ~ 70°C (TA)
Core Processor:
8051
Core Size:
8-Bit
Speed:
16MHz
Connectivity:
UART/USART
Peripherals:
WDT
Number of I/O:
32
Program Memory Size:
4KB (4K x 8)
Program Memory Type:
FLASH
RAM Size:
128 x 8
Voltage – Supply (Vcc/Vdd):
2.7V ~ 4V
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
964

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