Microcontrollers

Manufacturer Package/Case Series Packaging Product Status Programmable Core Processor Core Size Speed Connectivity Peripherals Number of I/O Program Memory Size Program Memory Type EEPROM Size RAM Size Voltage - Supply (Vcc/Vdd) Data Converters Oscillator Type Operating Temperature Grade Qualification Mounting Type Supplier Device Package Supplier Device 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Photo Mfr. Part # Availability Price Quantity Datasheet Package/Case Series Packaging Product Status Programmable Core Processor Core Size Speed Connectivity Peripherals Number of I/O Program Memory Size Program Memory Type EEPROM Size RAM Size Voltage - Supply (Vcc/Vdd) Data Converters Oscillator Type Operating Temperature Grade Qualification Mounting Type Supplier Device Package
W78E516B40PL Nuvoton Technology Corporation

W78E516B40PL

IC MCU 8BIT 64KB FLASH 44PLCC

Nuvoton Technology Corporation

1,281
RFQ
W78E516B40PL Datasheet

Datasheet

44-LCC (J-Lead) W78 Tube Obsolete Not Verified 8052 8-Bit 40MHz EBI/EMI, UART/USART POR 36 64KB (64K x 8) FLASH - 512 x 8 4.5V ~ 5.5V - Internal 0°C ~ 70°C (TA) - - Surface Mount
W78E858A40DL Nuvoton Technology Corporation

W78E858A40DL

IC MCU 8BIT 32KB FLASH 40DIP

Nuvoton Technology Corporation

2,385
RFQ
W78E858A40DL Datasheet

Datasheet

40-DIP W78 Tube Obsolete Not Verified 8052 8-Bit 40MHz EBI/EMI, Serial Port POR, PWM, WDT 32 32KB (32K x 8) FLASH - 768 x 8 4.5V ~ 5.5V - Internal 0°C ~ 70°C (TA) - - Through Hole
W78E858A40FL Nuvoton Technology Corporation

W78E858A40FL

IC MCU 8BIT 32KB FLASH 44QFP

Nuvoton Technology Corporation

3,081
RFQ
W78E858A40FL Datasheet

Datasheet

44-BQFP W78 Tray Last Time Buy Not Verified 8052 8-Bit 40MHz EBI/EMI, Serial Port POR, PWM, WDT 36 32KB (32K x 8) FLASH - 768 x 8 4.5V ~ 5.5V - Internal 0°C ~ 70°C (TA) - - Surface Mount
W78ERD2A40DL Nuvoton Technology Corporation

W78ERD2A40DL

IC MCU 8BIT 64KB FLASH 40DIP

Nuvoton Technology Corporation

3,252
RFQ
W78ERD2A40DL Datasheet

Datasheet

40-DIP W78 Tube Obsolete Not Verified 8052 8-Bit 40MHz EBI/EMI, Serial Port POR, PWM, WDT 32 64KB (64K x 8) FLASH - 1.25K x 8 4.5V ~ 5.5V - Internal 0°C ~ 70°C (TA) - - Through Hole
W78ERD2A40FL Nuvoton Technology Corporation

W78ERD2A40FL

IC MCU 8BIT 64KB FLASH 44QFP

Nuvoton Technology Corporation

2,016
RFQ
W78ERD2A40FL Datasheet

Datasheet

44-BQFP W78 Tray Last Time Buy Not Verified 8052 8-Bit 40MHz EBI/EMI, Serial Port POR, PWM, WDT 36 64KB (64K x 8) FLASH - 1.25K x 8 4.5V ~ 5.5V - Internal 0°C ~ 70°C (TA) - - Surface Mount
W78IRD2A25DL Nuvoton Technology Corporation

W78IRD2A25DL

IC MCU 8BIT 64KB FLASH 40DIP

Nuvoton Technology Corporation

3,324
RFQ
W78IRD2A25DL Datasheet

Datasheet

40-DIP W78 Tube Obsolete Not Verified 80C52 8-Bit 25MHz EBI/EMI, UART/USART POR, PWM, WDT 32 64KB (64K x 8) FLASH - 1.25K x 8 4.5V ~ 5.5V - Internal -40°C ~ 85°C (TA) - - Through Hole
W78IRD2A25PL Nuvoton Technology Corporation

W78IRD2A25PL

IC MCU 8BIT 64KB FLASH 44PLCC

Nuvoton Technology Corporation

1,575
RFQ
W78IRD2A25PL Datasheet

Datasheet

44-LCC (J-Lead) W78 Tube Last Time Buy Not Verified 80C52 8-Bit 25MHz EBI/EMI, UART/USART POR, PWM, WDT 36 64KB (64K x 8) FLASH - 1.25K x 8 4.5V ~ 5.5V - Internal -40°C ~ 85°C (TA) - - Surface Mount
W78L032A24DL Nuvoton Technology Corporation

W78L032A24DL

IC MCU 8BIT ROMLESS 40DIP

Nuvoton Technology Corporation

4,901
RFQ
W78L032A24DL Datasheet

Datasheet

40-DIP W78 Tube Active Not Verified 80C32 8-Bit 24MHz EBI/EMI, Serial Port - 32 - ROMless - 256 x 8 1.8V ~ 5.5V - Internal 0°C ~ 70°C (TA) - - Through Hole
W78L032A24FL Nuvoton Technology Corporation

W78L032A24FL

IC MCU 8BIT ROMLESS 44QFP

Nuvoton Technology Corporation

2,779
RFQ
W78L032A24FL Datasheet

Datasheet

44-BQFP W78 Tray Active Not Verified 80C32 8-Bit 24MHz EBI/EMI, Serial Port - 32 - ROMless - 256 x 8 1.8V ~ 5.5V - Internal 0°C ~ 70°C (TA) - - Surface Mount
W78L054A24DL Nuvoton Technology Corporation

W78L054A24DL

IC MCU 8BIT 16KB FLASH 40DIP

Nuvoton Technology Corporation

2,196
RFQ
W78L054A24DL Datasheet

Datasheet

40-DIP W78 Tube Obsolete Not Verified 8051 8-Bit 24MHz EBI/EMI, UART/USART POR, WDT 32 16KB (16K x 8) FLASH - 256 x 8 2.4V ~ 5.5V - Internal 0°C ~ 70°C (TA) - - Through Hole
W78L054C24PL Nuvoton Technology Corporation

W78L054C24PL

IC MCU 8BIT 16KB FLASH 44PLCC

Nuvoton Technology Corporation

1,642
RFQ
W78L054C24PL Datasheet

Datasheet

44-LCC (J-Lead) W78 Tube Obsolete Not Verified 8051 8-Bit 24MHz EBI/EMI, UART/USART POR, WDT 36 16KB (16K x 8) FLASH - 256 x 8 2.4V ~ 5.5V - Internal 0°C ~ 70°C (TA) - - Surface Mount
W78L516A24DL Nuvoton Technology Corporation

W78L516A24DL

IC MCU 8BIT 64KB FLASH 40DIP

Nuvoton Technology Corporation

4,624
RFQ
W78L516A24DL Datasheet

Datasheet

40-DIP W78 Tube Obsolete Not Verified 80C52 8-Bit 24MHz EBI/EMI, Serial Port POR, WDT 32 64KB (64K x 8) FLASH - 1.25K x 8 2.7V ~ 5.5V - Internal 0°C ~ 70°C (TA) - - Through Hole
W78L516A24FL Nuvoton Technology Corporation

W78L516A24FL

IC MCU 8BIT 64KB FLASH 44QFP

Nuvoton Technology Corporation

1,196
RFQ
W78L516A24FL Datasheet

Datasheet

44-BQFP W78 Tray Obsolete Not Verified 80C52 8-Bit 24MHz EBI/EMI, Serial Port POR, WDT 36 64KB (64K x 8) FLASH - 1.25K x 8 2.7V ~ 5.5V - Internal 0°C ~ 70°C (TA) - - Surface Mount
W78L516A24PL Nuvoton Technology Corporation

W78L516A24PL

IC MCU 8BIT 64KB FLASH 44PLCC

Nuvoton Technology Corporation

3,105
RFQ
W78L516A24PL Datasheet

Datasheet

44-LCC (J-Lead) W78 Tube Obsolete Not Verified 80C52 8-Bit 24MHz EBI/EMI, Serial Port POR, WDT 36 64KB (64K x 8) FLASH - 1.25K x 8 2.7V ~ 5.5V - Internal 0°C ~ 70°C (TA) - - Surface Mount
W78L812A24DL Nuvoton Technology Corporation

W78L812A24DL

IC MCU 8BIT 8KB FLASH 40DIP

Nuvoton Technology Corporation

2,939
RFQ
W78L812A24DL Datasheet

Datasheet

40-DIP W78 Tube Active Not Verified 8051 8-Bit 24MHz EBI/EMI, UART/USART LED, WDT 32 8KB (8K x 8) FLASH - 256 x 8 2.4V ~ 5.5V - Internal 0°C ~ 70°C (TA) - - Through Hole
W79E201A16PL Nuvoton Technology Corporation

W79E201A16PL

IC MCU 8BIT 16KB FLASH 44PLCC

Nuvoton Technology Corporation

4,381
RFQ
W79E201A16PL Datasheet

Datasheet

44-LCC (J-Lead) W79 Tube Obsolete Not Verified 8051/52 8-Bit 16MHz EBI/EMI, Serial Port POR, PWM, WDT 24 16KB (16K x 8) FLASH - 256 x 8 4.5V ~ 5.5V A/D 8x10b Internal 0°C ~ 70°C (TA) - - Surface Mount
W79E532A40DL Nuvoton Technology Corporation

W79E532A40DL

IC MCU 8BIT 128KB FLASH 40DIP

Nuvoton Technology Corporation

4,087
RFQ
W79E532A40DL Datasheet

Datasheet

40-DIP W79 Tube Obsolete Not Verified 8052 8-Bit 40MHz EBI/EMI, Serial Port POR, PWM, WDT 32 128KB (128K x 8) FLASH - 1.25K x 8 3V ~ 5.5V - Internal 0°C ~ 70°C (TA) - - Through Hole
W79E532A40PL Nuvoton Technology Corporation

W79E532A40PL

IC MCU 8BIT 128KB FLASH 44PLCC

Nuvoton Technology Corporation

2,291
RFQ
W79E532A40PL Datasheet

Datasheet

44-LCC (J-Lead) W79 Tube Obsolete Not Verified 8052 8-Bit 40MHz EBI/EMI, Serial Port POR, PWM, WDT 36 128KB (128K x 8) FLASH - 1.25K x 8 3V ~ 5.5V - Internal 0°C ~ 70°C (TA) - - Surface Mount
W79E824ADG Nuvoton Technology Corporation

W79E824ADG

IC MCU 8BIT 8KB FLASH 20DIP

Nuvoton Technology Corporation

2,198
RFQ
W79E824ADG Datasheet

Datasheet

20-DIP (0.300", 7.62mm) W79 Tube Obsolete Not Verified 8051 8-Bit 20MHz I2C, UART/USART Brown-out Detect/Reset, LED, LVD, POR, PWM, WDT 18 8KB (8K x 8) FLASH - 256 x 8 2.7V ~ 5.5V A/D 4x10b Internal -40°C ~ 85°C (TA) - - Through Hole
W79E824ASG Nuvoton Technology Corporation

W79E824ASG

IC MCU 8BIT 8KB FLASH 20SOIC

Nuvoton Technology Corporation

3,117
RFQ
W79E824ASG Datasheet

Datasheet

20-SOIC (0.295", 7.50mm Width) W79 Tube Obsolete Not Verified 8051 8-Bit 20MHz I2C, UART/USART Brown-out Detect/Reset, LED, LVD, POR, PWM, WDT 18 8KB (8K x 8) FLASH - 256 x 8 2.7V ~ 5.5V A/D 4x10b Internal -40°C ~ 85°C (TA) - - Surface Mount

Microcontrollers Electronic Components Sourcing and Lifecycle Support

FPGAX is a global sourcing partner specializing in FPGA and programmable logic solutions for engineering and manufacturing organizations worldwide. For customers sourcing Microcontrollers components, we support both current production requirements and long-term component availability across demanding product lifecycles.

Our sourcing approach combines traceability, supply stability, and technical coordination. FPGAX is certified to AS9120B, ISO 9001:2008, and ISO 14001 standards and supports procurement programs where continuity, documentation, and dependable component supply are important.

How FPGAX Supports Microcontrollers Requirements

  • Active component sourcing: support for current FPGA, programmable logic, and related semiconductor requirements.
  • End-of-life sourcing: assistance with obsolete and hard-to-find parts when designs must remain in production.
  • Lifecycle management: sourcing support during product transitions, allocation periods, and supply interruptions.
  • Design continuity: long-term supply support intended to reduce redesign pressure and production disruption.
  • Major programmable logic brands: sourcing coverage includes Xilinx, Intel/Altera, Lattice, Microchip, and QuickLogic.

Supply Support at a Glance

Requirement FPGAX Support
Current production Active FPGA, programmable logic, and semiconductor component sourcing
Legacy programs End-of-life and hard-to-find component sourcing
Supply continuity Lifecycle transition and long-term availability support
Quality requirements Traceable sourcing and quality-management processes

Focused on FPGA and Programmable Logic Supply

FPGAX focuses on helping customers maintain access to critical programmable devices throughout the full component lifecycle. Whether the requirement is for a current design, an established production program, or an older platform facing component obsolescence, our goal is to provide a stable sourcing path and help customers maintain design and manufacturing continuity.

Microcontrollers FAQ

Can FPGAX source both active and end-of-life Microcontrollers components?

Yes. FPGAX supports sourcing for both active components and end-of-life or hard-to-find parts, with an emphasis on maintaining supply continuity for engineering and manufacturing programs.

Which programmable logic manufacturers does FPGAX support?

Our core sourcing coverage includes major FPGA and programmable logic manufacturers such as Xilinx, Intel/Altera, Lattice, Microchip, and QuickLogic, subject to specific part requirements and availability.

How does FPGAX help with component lifecycle changes?

We support customers through lifecycle transitions by helping locate current or legacy supply, reducing exposure to supply disruptions, and supporting long-term availability for designs that need to remain in production.

What quality and traceability standards does FPGAX follow?

FPGAX states certification to AS9120B, ISO 9001:2008, and ISO 14001 standards. Our sourcing services are structured around traceability, stable supply, and quality-management requirements.

What information should I provide for a Microcontrollers sourcing request?

Providing the manufacturer part number, required quantity, target delivery schedule, and any lifecycle or traceability requirements helps us evaluate the sourcing request more efficiently.