Microcontrollers

Manufacturers 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 Package

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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 Supplier Device Package
C8051F531-IM

C8051F531-IM

IC MCU 8BIT 8KB FLASH 20QFN

Silicon Labs

0
RFQ
C8051F531-IMDatasheet 20-VFQFN Exposed Pad C8051F53x Tube Obsolete Not Verified 8051 8-Bit 25MHz SPI, UART/USART Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT 16 8KB (8K x 8) FLASH - 256 x 8 2V ~ 5.25V A/D 16x12b Internal -40°C ~ 125°C (TA) - - Surface Mount
C8051F531-IT

C8051F531-IT

IC MCU 8BIT 8KB FLASH 20TSSOP

Silicon Labs

0
RFQ
C8051F531-ITDatasheet 20-TSSOP (0.173", 4.40mm Width) C8051F53x Tube Obsolete Not Verified 8051 8-Bit 25MHz SPI, UART/USART Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT 16 8KB (8K x 8) FLASH - 256 x 8 2V ~ 5.25V A/D 16x12b Internal -40°C ~ 125°C (TA) - - Surface Mount
C8051F533-IM

C8051F533-IM

IC MCU 8BIT 4KB FLASH 20QFN

Silicon Labs

0
RFQ
C8051F533-IMDatasheet 20-VFQFN Exposed Pad C8051F53x Tube Obsolete Not Verified 8051 8-Bit 25MHz LINbus, SPI, UART/USART Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT 16 4KB (4K x 8) FLASH - 256 x 8 2V ~ 5.25V A/D 16x12b Internal -40°C ~ 125°C (TA) - - Surface Mount
C8051F533-IT

C8051F533-IT

IC MCU 8BIT 4KB FLASH 20TSSOP

Silicon Labs

0
RFQ
C8051F533-ITDatasheet 20-TSSOP (0.173", 4.40mm Width) C8051F53x Tube Obsolete Not Verified 8051 8-Bit 25MHz LINbus, SPI, UART/USART Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT 16 4KB (4K x 8) FLASH - 256 x 8 2V ~ 5.25V A/D 16x12b Internal -40°C ~ 125°C (TA) - - Surface Mount
C8051F534-IM

C8051F534-IM

IC MCU 8BIT 4KB FLASH 20QFN

Silicon Labs

0
RFQ
C8051F534-IMDatasheet 20-VFQFN Exposed Pad C8051F53x Tube Obsolete Not Verified 8051 8-Bit 25MHz SPI, UART/USART Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT 16 4KB (4K x 8) FLASH - 256 x 8 2V ~ 5.25V A/D 16x12b Internal -40°C ~ 125°C (TA) - - Surface Mount
C8051F534-IT

C8051F534-IT

IC MCU 8BIT 4KB FLASH 20TSSOP

Silicon Labs

0
RFQ
C8051F534-ITDatasheet 20-TSSOP (0.173", 4.40mm Width) C8051F53x Tube Obsolete Not Verified 8051 8-Bit 25MHz SPI, UART/USART Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT 16 4KB (4K x 8) FLASH - 256 x 8 2V ~ 5.25V A/D 16x12b Internal -40°C ~ 125°C (TA) - - Surface Mount
C8051F536-IM

C8051F536-IM

IC MCU 8BIT 2KB FLASH 20QFN

Silicon Labs

0
RFQ
C8051F536-IMDatasheet 20-VFQFN Exposed Pad C8051F53x Tube Obsolete Not Verified 8051 8-Bit 25MHz LINbus, SPI, UART/USART Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT 16 2KB (2K x 8) FLASH - 256 x 8 2V ~ 5.25V A/D 16x12b Internal -40°C ~ 125°C (TA) - - Surface Mount
C8051F536-IT

C8051F536-IT

IC MCU 8BIT 2KB FLASH 20TSSOP

Silicon Labs

0
RFQ
C8051F536-ITDatasheet 20-TSSOP (0.173", 4.40mm Width) C8051F53x Tube Obsolete Not Verified 8051 8-Bit 25MHz LINbus, SPI, UART/USART Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT 16 2KB (2K x 8) FLASH - 256 x 8 2V ~ 5.25V A/D 16x12b Internal -40°C ~ 125°C (TA) - - Surface Mount
C8051F537-IM

C8051F537-IM

IC MCU 8BIT 2KB FLASH 20QFN

Silicon Labs

0
RFQ
C8051F537-IMDatasheet 20-VFQFN Exposed Pad C8051F53x Tube Obsolete Not Verified 8051 8-Bit 25MHz SPI, UART/USART Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT 16 2KB (2K x 8) FLASH - 256 x 8 2V ~ 5.25V A/D 16x12b Internal -40°C ~ 125°C (TA) - - Surface Mount
C8051F537-IT

C8051F537-IT

IC MCU 8BIT 2KB FLASH 20TSSOP

Silicon Labs

0
RFQ
C8051F537-ITDatasheet 20-TSSOP (0.173", 4.40mm Width) C8051F53x Tube Obsolete Not Verified 8051 8-Bit 25MHz SPI, UART/USART Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT 16 2KB (2K x 8) FLASH - 256 x 8 2V ~ 5.25V A/D 16x12b Internal -40°C ~ 125°C (TA) - - Surface Mount
C167CRLMHABXQLA1

C167CRLMHABXQLA1

IC MCU 16BIT ROMLESS 144MQFP

Infineon Technologies

0
RFQ
C167CRLMHABXQLA1Datasheet 144-BQFP C16xx Tray Discontinued at Digi-Key Not Verified C166 16-Bit 25MHz CANbus, EBI/EMI, SPI, UART/USART POR, PWM, WDT 111 - ROMless - 4K x 8 4.5V ~ 5.5V A/D 16x10b External 0°C ~ 70°C (TA) - - Surface Mount
C505CA4EMCABXQMA1

C505CA4EMCABXQMA1

IC MCU 8BIT 32KB OTP 44MQFP

Infineon Technologies

0
RFQ
C505CA4EMCABXQMA1Datasheet 44-QFP C5xx/C8xx Tray Obsolete Not Verified C500 8-Bit 20MHz CANbus, EBI/EMI, UART/USART POR, PWM, WDT 34 32KB (32K x 8) OTP - 1.25K x 8 4.25V ~ 5.5V A/D 8x10b External 0°C ~ 70°C (TA) - - Surface Mount
C161CSLFCAFXQMA1

C161CSLFCAFXQMA1

IC MCU 16BIT ROMLESS 128TQFP

Infineon Technologies

0
RFQ
C161CSLFCAFXQMA1Datasheet 128-LQFP C16xx Tape & Reel (TR) Obsolete Not Verified C166 16-Bit 25MHz CANbus, EBI/EMI, I2C, SPI, UART/USART POR, PWM, WDT 93 - ROMless - 10K x 8 4.5V ~ 5.5V A/D 12x10b Internal -40°C ~ 85°C (TA) - - Surface Mount
C161KLM3VHAFXUMA1

C161KLM3VHAFXUMA1

IC MCU 16BIT ROMLESS 80MQFP

Infineon Technologies

0
RFQ
C161KLM3VHAFXUMA1Datasheet 80-QFP C16xx Tape & Reel (TR) Obsolete Not Verified C166 16-Bit 20MHz EBI/EMI, SPI, UART/USART POR, PWM, WDT 63 - ROMless - 1K x 8 3V ~ 3.6V - External -40°C ~ 85°C (TA) - - Surface Mount
C161KLMHAFXQMA1

C161KLMHAFXQMA1

IC MCU 16BIT ROMLESS 80MQFP

Infineon Technologies

0
RFQ
C161KLMHAFXQMA1Datasheet 80-QFP C16xx Tray Obsolete Not Verified C166 16-Bit 20MHz EBI/EMI, SPI, UART/USART POR, PWM, WDT 63 - ROMless - 1K x 8 4.5V ~ 5.5V - External -40°C ~ 85°C (TA) - - Surface Mount
C161OLM3VHAFXUMA1

C161OLM3VHAFXUMA1

IC MCU 16BIT ROMLESS 80MQFP

Infineon Technologies

0
RFQ
C161OLM3VHAFXUMA1Datasheet 80-QFP C16xx Tape & Reel (TR) Obsolete Not Verified C166 16-Bit 20MHz EBI/EMI, SPI, UART/USART POR, PWM, WDT 63 - ROMless - 2K x 8 3V ~ 3.6V - External -40°C ~ 85°C (TA) - - Surface Mount
C161OLMHAFXQMA1

C161OLMHAFXQMA1

IC MCU 16BIT ROMLESS 80MQFP

Infineon Technologies

0
RFQ
C161OLMHAFXQMA1Datasheet 80-QFP C16xx Tape & Reel (TR) Obsolete Not Verified C166 16-Bit 20MHz EBI/EMI, SPI, UART/USART POR, PWM, WDT 63 - ROMless - 2K x 8 4.5V ~ 5.5V - External -40°C ~ 85°C (TA) - - Surface Mount
C161PIL25MCAFXUMA1

C161PIL25MCAFXUMA1

IC MCU 16BIT ROMLESS 100MQFP

Infineon Technologies

0
RFQ
C161PIL25MCAFXUMA1Datasheet 100-BQFP C16xx Tape & Reel (TR) Obsolete Not Verified C166 16-Bit 25MHz EBI/EMI, I2C, SPI, UART/USART POR, PWM, WDT 76 - ROMless - 3K x 8 4.5V ~ 5.5V A/D 4x10b Internal -40°C ~ 85°C (TA) - - Surface Mount
C161PILM3VCAFXUMA1

C161PILM3VCAFXUMA1

IC MCU 16BIT ROMLESS 100MQFP

Infineon Technologies

0
RFQ
C161PILM3VCAFXUMA1Datasheet 100-BQFP C16xx Tape & Reel (TR) Obsolete Not Verified C166 16-Bit 20MHz EBI/EMI, I2C, SPI, UART/USART POR, PWM, WDT 76 - ROMless - 3K x 8 3V ~ 3.6V A/D 4x10b Internal -40°C ~ 85°C (TA) - - Surface Mount
C161PILMCAFXUMA1

C161PILMCAFXUMA1

IC MCU 16BIT ROMLESS 100MQFP

Infineon Technologies

0
RFQ
C161PILMCAFXUMA1Datasheet 100-BQFP C16xx Tape & Reel (TR) Obsolete Not Verified C166 16-Bit 20MHz EBI/EMI, I2C, SPI, UART/USART POR, PWM, WDT 76 - ROMless - 3K x 8 4.5V ~ 5.5V A/D 4x10b Internal -40°C ~ 85°C (TA) - - Surface Mount

Category Overview

Microcontrollers Products & Selection Guide

Microcontrollers are widely used in industrial automation, automotive electronics, communication equipment, consumer electronics, new energy systems, and many other electronic applications. We offer products from multiple manufacturers, packages, and specifications to help engineers and buyers compare and source suitable components.

Use the manufacturer, key specification, availability, and Datasheet filters to narrow down the right Microcontrollers. If the exact part is not listed, submit an inquiry and our team can help check stock, lead time, and suitable alternatives.

FAQ

How do I choose the right Microcontrollers?

Start with the required electrical specifications, package, operating temperature, application conditions, and manufacturer preference, then compare availability and lead time.

Can I order based on the stock shown on this page?

Inventory can change with supply conditions. For project or volume requirements, please submit an inquiry so current stock, pricing, and lead time can be confirmed.

What if the exact part number I need is not listed?

Send us the part number and required quantity. We can help source hard-to-find parts and suggest suitable alternatives based on key specifications.

Do you provide Datasheets and technical documents?

Yes. Use the Datasheet links in the product list to view available technical documents. If a document is unavailable, contact us and we can help check it.

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