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
AT80C51SND1C-ROTUL Microchip Technology

AT80C51SND1C-ROTUL

IC MCU 8BIT ROMLESS 80TQFP

Microchip Technology

4,332
RFQ
AT80C51SND1C-ROTUL Datasheet

Datasheet

80-LQFP 80C Tray Obsolete Not Verified 80C51 8-Bit 40MHz I2C, IDE/ATAPI, Memory Card, SPI, UART/USART, USB Audio, I2S, MP3, PCM, POR, WDT 44 - ROMless - 2.25K x 8 2.7V ~ 3.3V A/D 2x10b Internal -40°C ~ 85°C (TA) - - Surface Mount
AT87251G2D-3CSUM Microchip Technology

AT87251G2D-3CSUM

IC MCU 8/16BIT 32KB OTP 40PDIL

Microchip Technology

3,842
RFQ
AT87251G2D-3CSUM Datasheet

Datasheet

40-DIP (0.600", 15.24mm) 8x251 Tube Obsolete Not Verified C251 8/16-Bit 24MHz EBI/EMI, I2C, Microwire, SPI, UART/USART POR, PWM, WDT 32 32KB (32K x 8) OTP - 1K x 8 4.5V ~ 5.5V - Internal -40°C ~ 85°C (TA) - - Through Hole
AT87251G2D-SLSUM Microchip Technology

AT87251G2D-SLSUM

IC MCU 8/16BIT 32KB OTP 44PLCC

Microchip Technology

1,213
RFQ
AT87251G2D-SLSUM Datasheet

Datasheet

44-LCC (J-Lead) 8x251 Tube Obsolete Not Verified C251 8/16-Bit 24MHz EBI/EMI, I2C, Microwire, SPI, UART/USART POR, PWM, WDT 32 32KB (32K x 8) OTP - 1K x 8 4.5V ~ 5.5V - Internal -40°C ~ 85°C (TA) - - Surface Mount
AT87C51RB2-3CSUL Microchip Technology

AT87C51RB2-3CSUL

IC MCU 8BIT 16KB OTP 40PDIL

Microchip Technology

1,539
RFQ
AT87C51RB2-3CSUL Datasheet

Datasheet

40-DIP (0.600", 15.24mm) 87C Tube Obsolete Not Verified 80C51 8-Bit 30/20MHz UART/USART POR, PWM, WDT 32 16KB (16K x 8) OTP - 512 x 8 2.7V ~ 5.5V - Internal -40°C ~ 85°C (TA) - - Through Hole
AT87C51RB2-3CSUM Microchip Technology

AT87C51RB2-3CSUM

IC MCU 8BIT 16KB OTP 40PDIL

Microchip Technology

3,059
RFQ
AT87C51RB2-3CSUM Datasheet

Datasheet

40-DIP (0.600", 15.24mm) 87C Tube Obsolete Not Verified 80C51 8-Bit 40/20MHz UART/USART POR, PWM, WDT 32 16KB (16K x 8) OTP - 512 x 8 4.5V ~ 5.5V - Internal -40°C ~ 85°C (TA) - - Through Hole
AT87C51RB2-RLTUL Microchip Technology

AT87C51RB2-RLTUL

IC MCU 8BIT 16KB OTP 44VQFP

Microchip Technology

1,678
RFQ
AT87C51RB2-RLTUL Datasheet

Datasheet

44-LQFP 87C Tray Obsolete Not Verified 80C51 8-Bit 30/20MHz UART/USART POR, PWM, WDT 32 16KB (16K x 8) OTP - 512 x 8 2.7V ~ 5.5V - Internal -40°C ~ 85°C (TA) - - Surface Mount
AT87C51RB2-RLTUM Microchip Technology

AT87C51RB2-RLTUM

IC MCU 8BIT 16KB OTP 44VQFP

Microchip Technology

2,214
RFQ
AT87C51RB2-RLTUM Datasheet

Datasheet

44-LQFP 87C Tray Obsolete Not Verified 80C51 8-Bit 40/20MHz UART/USART POR, PWM, WDT 32 16KB (16K x 8) OTP - 512 x 8 4.5V ~ 5.5V - Internal -40°C ~ 85°C (TA) - - Surface Mount
AT87C51RB2-SLSUL Microchip Technology

AT87C51RB2-SLSUL

IC MCU 8BIT 16KB OTP 44PLCC

Microchip Technology

1,037
RFQ
AT87C51RB2-SLSUL Datasheet

Datasheet

44-LCC (J-Lead) 87C Tube Obsolete Not Verified 80C51 8-Bit 30/20MHz UART/USART POR, PWM, WDT 32 16KB (16K x 8) OTP - 512 x 8 2.7V ~ 5.5V - Internal -40°C ~ 85°C (TA) - - Surface Mount
AT87C51RB2-SLSUM Microchip Technology

AT87C51RB2-SLSUM

IC MCU 8BIT 16KB OTP 44PLCC

Microchip Technology

1,543
RFQ
AT87C51RB2-SLSUM Datasheet

Datasheet

44-LCC (J-Lead) 87C Tube Obsolete Not Verified 80C51 8-Bit 40/20MHz UART/USART POR, PWM, WDT 32 16KB (16K x 8) OTP - 512 x 8 4.5V ~ 5.5V - Internal -40°C ~ 85°C (TA) - - Surface Mount
AT87C51RC2-3CSUM Microchip Technology

AT87C51RC2-3CSUM

IC MCU 8BIT 32KB OTP 40PDIL

Microchip Technology

3,603
RFQ
AT87C51RC2-3CSUM Datasheet

Datasheet

40-DIP (0.600", 15.24mm) 87C Tube Obsolete Not Verified 80C51 8-Bit 40/20MHz UART/USART POR, PWM, WDT 32 32KB (32K x 8) OTP - 512 x 8 4.5V ~ 5.5V - Internal -40°C ~ 85°C (TA) - - Through Hole
AT87C51RC2-RLTUM Microchip Technology

AT87C51RC2-RLTUM

IC MCU 8BIT 32KB OTP 44VQFP

Microchip Technology

4,386
RFQ
AT87C51RC2-RLTUM Datasheet

Datasheet

44-LQFP 87C Tray Obsolete Not Verified 80C51 8-Bit 40/20MHz UART/USART POR, PWM, WDT 32 32KB (32K x 8) OTP - 512 x 8 4.5V ~ 5.5V - Internal -40°C ~ 85°C (TA) - - Surface Mount
AT87C51RC2-SLSUM Microchip Technology

AT87C51RC2-SLSUM

IC MCU 8BIT 32KB OTP 44PLCC

Microchip Technology

2,120
RFQ
AT87C51RC2-SLSUM Datasheet

Datasheet

44-LCC (J-Lead) 87C Tube Obsolete Not Verified 80C51 8-Bit 40/20MHz UART/USART POR, PWM, WDT 32 32KB (32K x 8) OTP - 512 x 8 4.5V ~ 5.5V - Internal -40°C ~ 85°C (TA) - - Surface Mount
AT87C51RD2-3CSUL Microchip Technology

AT87C51RD2-3CSUL

IC MCU 8BIT 64KB OTP 40PDIL

Microchip Technology

4,446
RFQ
AT87C51RD2-3CSUL Datasheet

Datasheet

40-DIP (0.600", 15.24mm) 87C Tube Obsolete Not Verified 80C51 8-Bit 30/20MHz UART/USART POR, PWM, WDT 32 64KB (64K x 8) OTP - 1K x 8 2.7V ~ 5.5V - Internal -40°C ~ 85°C (TA) - - Through Hole
AT87C51RD2-3CSUM Microchip Technology

AT87C51RD2-3CSUM

IC MCU 8BIT 64KB OTP 40PDIL

Microchip Technology

2,870
RFQ
AT87C51RD2-3CSUM Datasheet

Datasheet

40-DIP (0.600", 15.24mm) 87C Tube Obsolete Not Verified 80C51 8-Bit 40/20MHz UART/USART POR, PWM, WDT 32 64KB (64K x 8) OTP - 1K x 8 4.5V ~ 5.5V - Internal -40°C ~ 85°C (TA) - - Through Hole
AT87C51RD2-SLSUL Microchip Technology

AT87C51RD2-SLSUL

IC MCU 8BIT 64KB OTP 44PLCC

Microchip Technology

4,012
RFQ
AT87C51RD2-SLSUL Datasheet

Datasheet

44-LCC (J-Lead) 87C Tube Obsolete Not Verified 80C51 8-Bit 30/20MHz UART/USART POR, PWM, WDT 32 64KB (64K x 8) OTP - 1K x 8 2.7V ~ 5.5V - Internal -40°C ~ 85°C (TA) - - Surface Mount
AT87C51RD2-SLSUM Microchip Technology

AT87C51RD2-SLSUM

IC MCU 8BIT 64KB OTP 44PLCC

Microchip Technology

2,452
RFQ
AT87C51RD2-SLSUM Datasheet

Datasheet

44-LCC (J-Lead) 87C Tube Obsolete Not Verified 80C51 8-Bit 40/20MHz UART/USART POR, PWM, WDT 32 64KB (64K x 8) OTP - 1K x 8 4.5V ~ 5.5V - Internal -40°C ~ 85°C (TA) - - Surface Mount
AT87C52X2-3CSUM Microchip Technology

AT87C52X2-3CSUM

IC MCU 8BIT 8KB OTP 40PDIL

Microchip Technology

3,223
RFQ
AT87C52X2-3CSUM Datasheet

Datasheet

40-DIP (0.600", 15.24mm) 87C Tube Obsolete Not Verified 80C51 8-Bit 40/20MHz UART/USART POR 32 8KB (8K x 8) OTP - 256 x 8 4.5V ~ 5.5V - Internal -40°C ~ 85°C (TA) - - Through Hole
AT87C52X2-RLTUL Microchip Technology

AT87C52X2-RLTUL

IC MCU 8BIT 8KB OTP 44VQFP

Microchip Technology

3,761
RFQ
AT87C52X2-RLTUL Datasheet

Datasheet

44-LQFP 87C Tray Obsolete Not Verified 80C51 8-Bit 30/20MHz UART/USART POR 32 8KB (8K x 8) OTP - 256 x 8 2.7V ~ 5.5V - Internal -40°C ~ 85°C (TA) - - Surface Mount
AT87C52X2-RLTUM Microchip Technology

AT87C52X2-RLTUM

IC MCU 8BIT 8KB OTP 44VQFP

Microchip Technology

4,136
RFQ
AT87C52X2-RLTUM Datasheet

Datasheet

44-LQFP 87C Tray Obsolete Not Verified 80C51 8-Bit 40/20MHz UART/USART POR 32 8KB (8K x 8) OTP - 256 x 8 4.5V ~ 5.5V - Internal -40°C ~ 85°C (TA) - - Surface Mount
AT87C52X2-SLSUL Microchip Technology

AT87C52X2-SLSUL

IC MCU 8BIT 8KB OTP 44PLCC

Microchip Technology

4,399
RFQ
AT87C52X2-SLSUL Datasheet

Datasheet

44-LCC (J-Lead) 87C Tube Obsolete Not Verified 80C51 8-Bit 30/20MHz UART/USART POR 32 8KB (8K x 8) OTP - 256 x 8 2.7V ~ 5.5V - 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.