10,000+ Happy Customers
20+ Years in Business
75,000+ SKUs in Stock
80+ Authorized Manufacturers
Helping Tech Companies Create What’s Next!
phoneCall +1.949.783.7300
GET A
QUOTE

Electronic Parts Search

Suntsu Electronics is your reliable source for hard-to-find and obsolete electronic components. Our advanced part search tool makes it easy to quickly find the products you need. You can search by part number, manufacturer, or specifications to instantly access a comprehensive database of electronic components.

Featured Brands

Part Search

CLEAR SEARCH
Total Products: 76,307
ImageData
Sheet		Part NumberManufacturerDescriptionCategoryDevice PackageVoltageOperating
Temp		Additional SpecificationsQtyGet A
Quote
AT89C51AC2-RLTUMN/AAT89C51AC2-RLTUMMicrochip TechnologyIC MCU 8BIT 32KB FLASH 44VQFPMicrocontrollers44-VQFP (10x10)N/A-40°C ~ 85°C (TA)
Core Processor:
80C51
Core Size:
8-Bit
Speed:
40MHz
Connectivity:
UART/USART
Peripherals:
POR, PWM, WDT
Number of I/O:
34
Program Memory Size:
32KB (32K x 8)
Program Memory Type:
FLASH
EEPROM Size:
2K x 8
RAM Size:
1.25K x 8
Voltage – Supply (Vcc/Vdd):
3V ~ 5.5V
Data Converters:
A/D 8x10b
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
1,468
GET A
QUOTE
AT89C51AC2-SLSUM
AT89C51AC2-SLSUMMicrochip TechnologyIC MCU 8BIT 32KB FLASH 44PLCCMicrocontrollers44-PLCC (16.6x16.6)N/A-40°C ~ 85°C (TA)
Core Processor:
80C51
Core Size:
8-Bit
Speed:
40MHz
Connectivity:
UART/USART
Peripherals:
POR, PWM, WDT
Number of I/O:
34
Program Memory Size:
32KB (32K x 8)
Program Memory Type:
FLASH
EEPROM Size:
2K x 8
RAM Size:
1.25K x 8
Voltage – Supply (Vcc/Vdd):
3V ~ 5.5V
Data Converters:
A/D 8x10b
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)
309
GET A
QUOTE
AT89C51AC2T-RLTUM
AT89C51AC2T-RLTUMMicrochip TechnologyIC MCU 8BIT 32KB FLASH 44VQFPMicrocontrollers44-VQFP (10x10)N/A-40°C ~ 85°C (TA)
Core Processor:
80C51
Core Size:
8-Bit
Speed:
40MHz
Connectivity:
UART/USART
Peripherals:
POR, PWM, WDT
Number of I/O:
34
Program Memory Size:
32KB (32K x 8)
Program Memory Type:
FLASH
EEPROM Size:
2K x 8
RAM Size:
1.25K x 8
Voltage – Supply (Vcc/Vdd):
3V ~ 5.5V
Data Converters:
A/D 8x10b
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
166
GET A
QUOTE
AT89C51AC3-RDTIM
AT89C51AC3-RDTIMMicrochip TechnologyIC MCU 8BIT 64KB FLASH 64LQFPMicrocontrollers64-LQFP (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:
36
Program Memory Size:
64KB (64K x 8)
Program Memory Type:
FLASH
EEPROM Size:
2K x 8
RAM Size:
2.25K x 8
Voltage – Supply (Vcc/Vdd):
3V ~ 5.5V
Data Converters:
A/D 8x10b
Oscillator Type:
External
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
64-LQFP (10×10)
Package / Case:
64-LQFP
382
GET A
QUOTE
AT89C51AC3-RDTUM
AT89C51AC3-RDTUMMicrochip TechnologyIC MCU 8BIT 64KB FLASH 64LQFPMicrocontrollers64-LQFP (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:
36
Program Memory Size:
64KB (64K x 8)
Program Memory Type:
FLASH
EEPROM Size:
2K x 8
RAM Size:
2.25K x 8
Voltage – Supply (Vcc/Vdd):
3V ~ 5.5V
Data Converters:
A/D 8x10b
Oscillator Type:
External
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
64-LQFP (10×10)
Package / Case:
64-LQFP
819
GET A
QUOTE
AT89C51AC3-RLTIM
AT89C51AC3-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:
UART/USART
Peripherals:
POR, PWM, WDT
Number of I/O:
36
Program Memory Size:
64KB (64K x 8)
Program Memory Type:
FLASH
EEPROM Size:
2K x 8
RAM Size:
2.25K x 8
Voltage – Supply (Vcc/Vdd):
3V ~ 5.5V
Data Converters:
A/D 8x10b
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
1,373
GET A
QUOTE
AT89C51AC3-RLTUM
AT89C51AC3-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:
UART/USART
Peripherals:
POR, PWM, WDT
Number of I/O:
36
Program Memory Size:
64KB (64K x 8)
Program Memory Type:
FLASH
EEPROM Size:
2K x 8
RAM Size:
2.25K x 8
Voltage – Supply (Vcc/Vdd):
3V ~ 5.5V
Data Converters:
A/D 8x10b
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
526
GET A
QUOTE
AT89C51AC3-S3SUM
AT89C51AC3-S3SUMMicrochip TechnologyIC MCU 8BIT 64KB FLASH 52PLCCMicrocontrollers52-PLCC (19.15x19.15)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:
36
Program Memory Size:
64KB (64K x 8)
Program Memory Type:
FLASH
EEPROM Size:
2K x 8
RAM Size:
2.25K x 8
Voltage – Supply (Vcc/Vdd):
3V ~ 5.5V
Data Converters:
A/D 8x10b
Oscillator Type:
External
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
52-PLCC (19.15×19.15)
Package / Case:
52-LCC (J-Lead)
607
GET A
QUOTE
AT89C51AC3-SLSIM
AT89C51AC3-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:
UART/USART
Peripherals:
POR, PWM, WDT
Number of I/O:
36
Program Memory Size:
64KB (64K x 8)
Program Memory Type:
FLASH
EEPROM Size:
2K x 8
RAM Size:
2.25K x 8
Voltage – Supply (Vcc/Vdd):
3V ~ 5.5V
Data Converters:
A/D 8x10b
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)
852
GET A
QUOTE
AT89C51AC3-SLSUM
AT89C51AC3-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:
UART/USART
Peripherals:
POR, PWM, WDT
Number of I/O:
36
Program Memory Size:
64KB (64K x 8)
Program Memory Type:
FLASH
EEPROM Size:
2K x 8
RAM Size:
2.25K x 8
Voltage – Supply (Vcc/Vdd):
3V ~ 5.5V
Data Converters:
A/D 8x10b
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)
199
GET A
QUOTE
AT89C51AC3T-RLTUM
AT89C51AC3T-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:
UART/USART
Peripherals:
POR, PWM, WDT
Number of I/O:
36
Program Memory Size:
64KB (64K x 8)
Program Memory Type:
FLASH
EEPROM Size:
2K x 8
RAM Size:
2.25K x 8
Voltage – Supply (Vcc/Vdd):
3V ~ 5.5V
Data Converters:
A/D 8x10b
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
482
GET A
QUOTE
AT89C51CC01CA-RLTUM
AT89C51CC01CA-RLTUMMicrochip TechnologyIC MCU 8BIT 32KB FLASH 44VQFPMicrocontrollers44-VQFP (10x10)N/A-40°C ~ 85°C (TA)
Core Processor:
80C51
Core Size:
8-Bit
Speed:
40MHz
Connectivity:
CANbus, UART/USART
Peripherals:
POR, PWM, WDT
Number of I/O:
34
Program Memory Size:
32KB (32K x 8)
Program Memory Type:
FLASH
EEPROM Size:
2K x 8
RAM Size:
1.25K x 8
Voltage – Supply (Vcc/Vdd):
3V ~ 5.5V
Data Converters:
A/D 8x10b
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
623
GET A
QUOTE
AT89C51CC01CA-SLSUM
AT89C51CC01CA-SLSUMMicrochip TechnologyIC MCU 8BIT 32KB FLASH 44PLCCMicrocontrollers44-PLCC (16.6x16.6)N/A-40°C ~ 85°C (TA)
Core Processor:
80C51
Core Size:
8-Bit
Speed:
40MHz
Connectivity:
CANbus, UART/USART
Peripherals:
POR, PWM, WDT
Number of I/O:
34
Program Memory Size:
32KB (32K x 8)
Program Memory Type:
FLASH
EEPROM Size:
2K x 8
RAM Size:
1.25K x 8
Voltage – Supply (Vcc/Vdd):
3V ~ 5.5V
Data Converters:
A/D 8x10b
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)
1,581
GET A
QUOTE
AT89C51CC01CAT-RLTUM
AT89C51CC01CAT-RLTUMMicrochip TechnologyIC MCU 8BIT 32KB FLASH 44VQFPMicrocontrollers44-VQFP (10x10)N/A-40°C ~ 85°C (TA)
Core Processor:
80C51
Core Size:
8-Bit
Speed:
40MHz
Connectivity:
CANbus, UART/USART
Peripherals:
POR, PWM, WDT
Number of I/O:
34
Program Memory Size:
32KB (32K x 8)
Program Memory Type:
FLASH
EEPROM Size:
2K x 8
RAM Size:
1.25K x 8
Voltage – Supply (Vcc/Vdd):
3V ~ 5.5V
Data Converters:
A/D 8x10b
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
271
GET A
QUOTE
AT89C51CC01UA-RLRUM
AT89C51CC01UA-RLRUMMicrochip TechnologyIC MCU 8BIT 32KB FLASH 44VQFPMicrocontrollers44-VQFP (10x10)N/A-40°C ~ 85°C (TA)
Core Processor:
80C51
Core Size:
8-Bit
Speed:
40MHz
Connectivity:
CANbus, UART/USART
Peripherals:
POR, PWM, WDT
Number of I/O:
34
Program Memory Size:
32KB (32K x 8)
Program Memory Type:
FLASH
EEPROM Size:
2K x 8
RAM Size:
1.25K x 8
Voltage – Supply (Vcc/Vdd):
3V ~ 5.5V
Data Converters:
A/D 8x10b
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
342
GET A
QUOTE
AT89C51CC01UA-RLTUM
AT89C51CC01UA-RLTUMMicrochip TechnologyIC MCU 8BIT 32KB FLASH 44VQFPMicrocontrollers44-VQFP (10x10)N/A-40°C ~ 85°C (TA)
Core Processor:
80C51
Core Size:
8-Bit
Speed:
40MHz
Connectivity:
CANbus, UART/USART
Peripherals:
POR, PWM, WDT
Number of I/O:
34
Program Memory Size:
32KB (32K x 8)
Program Memory Type:
FLASH
EEPROM Size:
2K x 8
RAM Size:
1.25K x 8
Voltage – Supply (Vcc/Vdd):
3V ~ 5.5V
Data Converters:
A/D 8x10b
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
1,709
GET A
QUOTE
AT89C51CC01UA-SLSUM
AT89C51CC01UA-SLSUMMicrochip TechnologyIC MCU 8BIT 32KB FLASH 44PLCCMicrocontrollers44-PLCC (16.6x16.6)N/A-40°C ~ 85°C (TA)
Core Processor:
80C51
Core Size:
8-Bit
Speed:
40MHz
Connectivity:
CANbus, UART/USART
Peripherals:
POR, PWM, WDT
Number of I/O:
34
Program Memory Size:
32KB (32K x 8)
Program Memory Type:
FLASH
EEPROM Size:
2K x 8
RAM Size:
1.25K x 8
Voltage – Supply (Vcc/Vdd):
3V ~ 5.5V
Data Converters:
A/D 8x10b
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)
1,024
GET A
QUOTE
AT89C51CC01UAT-RLRUM
AT89C51CC01UAT-RLRUMMicrochip TechnologyIC MCU 8BIT 32KB FLASH 44VQFPMicrocontrollers44-VQFP (10x10)N/A-40°C ~ 85°C (TA)
Core Processor:
80C51
Core Size:
8-Bit
Speed:
40MHz
Connectivity:
CANbus, UART/USART
Peripherals:
POR, PWM, WDT
Number of I/O:
34
Program Memory Size:
32KB (32K x 8)
Program Memory Type:
FLASH
EEPROM Size:
2K x 8
RAM Size:
1.25K x 8
Voltage – Supply (Vcc/Vdd):
3V ~ 5.5V
Data Converters:
A/D 8x10b
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
15
GET A
QUOTE
AT89C51CC01UAT-RLTUM
AT89C51CC01UAT-RLTUMMicrochip TechnologyIC MCU 8BIT 32KB FLASH 44VQFPMicrocontrollers44-VQFP (10x10)N/A-40°C ~ 85°C (TA)
Core Processor:
80C51
Core Size:
8-Bit
Speed:
40MHz
Connectivity:
CANbus, UART/USART
Peripherals:
POR, PWM, WDT
Number of I/O:
34
Program Memory Size:
32KB (32K x 8)
Program Memory Type:
FLASH
EEPROM Size:
2K x 8
RAM Size:
1.25K x 8
Voltage – Supply (Vcc/Vdd):
3V ~ 5.5V
Data Converters:
A/D 8x10b
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
1,544
GET A
QUOTE
AT89C51CC02CA-RATUM
AT89C51CC02CA-RATUMMicrochip TechnologyIC MCU 8BIT 16KB FLASH 32VQFPMicrocontrollers32-VQFP (7x7)N/A-40°C ~ 85°C (TA)
Core Processor:
80C51
Core Size:
8-Bit
Speed:
40MHz
Connectivity:
CANbus, UART/USART
Peripherals:
POR, PWM, WDT
Number of I/O:
20
Program Memory Size:
16KB (16K x 8)
Program Memory Type:
FLASH
EEPROM Size:
2K x 8
RAM Size:
512 x 8
Voltage – Supply (Vcc/Vdd):
3V ~ 5.5V
Data Converters:
A/D 8x10b
Oscillator Type:
External
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
32-VQFP (7×7)
Package / Case:
32-LQFP
113
GET A
QUOTE

We’ve Got You Covered!

If you can’t find the parts you’re looking for in our database, don’t worry! We’re here to help. Simply fill out the form below with the part number you need and your contact information, and we’ll locate it for you. If you prefer to speak to someone directly, our sales team is available at 949.783.7300.

























    I agree to receive newsletters and promotional emails. I can unsubscribe at any time.


    Global Sourcing Capabilities

    Tap into our global network of suppliers to find the components you need. We simplify procurement, even for hard-to-find parts, saving you time and ensuring smooth production.

    Second Sourcing  Second Sourcing Solutions

    Don’t let supply chain disruptions delay your project. We’ll help you identify alternative components and secure reliable secondary sources to keep your production on track.

    Obsolescence Management  Obsolescence Management

    Outsmart obsolescence and ensure your designs stay in production. We’ll help you navigate component lifecycles, secure long-term supply, and find smart alternatives when parts are discontinued.

    Shortage Mitigation  Shortage Mitigation

    Forget supply chain worries. Our team specializes in navigating the unpredictable component market, leveraging our global network and deep expertise to help you find the necessary components when you need them.

























      I agree to receive newsletters and promotional emails. I can unsubscribe at any time.


      keyboard_arrow_up