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
ATSAMD21J18A-AFT

ATSAMD21J18A-AFT

IC MCU 32BIT 256KB FLASH 64TQFP

Microchip Technology

22,295
RFQ
ATSAMD21J18A-AFTDatasheet 64-TQFP SAM D21J, Functional Safety (FuSa) Tape & Reel (TR) Active Not Verified ARM® Cortex®-M0+ 32-Bit Single-Core 48MHz I2C, LINbus, SPI, UART/USART, USB Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT 52 256KB (256K x 8) FLASH - 32K x 8 1.62V ~ 3.6V A/D 20x12b; D/A 1x10b Internal -40°C ~ 125°C (TA) Automotive AEC-Q100 Surface Mount
ATMEGA32A-PU

ATMEGA32A-PU

IC MCU 8BIT 32KB FLASH 40DIP

Microchip Technology

6,255
RFQ
ATMEGA32A-PUDatasheet 40-DIP (0.600", 15.24mm) AVR® ATmega Tube Active Verified AVR 8-Bit 16MHz I2C, SPI, UART/USART Brown-out Detect/Reset, POR, PWM, WDT 32 32KB (16K x 16) FLASH 1K x 8 2K x 8 2.7V ~ 5.5V A/D 8x10b Internal -40°C ~ 85°C (TA) - - Through Hole
PIC18F66K22T-I/PT

PIC18F66K22T-I/PT

IC MCU 8BIT 64KB FLASH 64TQFP

Microchip Technology

4,376
RFQ
PIC18F66K22T-I/PTDatasheet 64-TQFP PIC® XLP™ 18K Tape & Reel (TR) Active Verified PIC 8-Bit 64MHz I2C, LINbus, SPI, UART/USART Brown-out Detect/Reset, LVD, POR, PWM, WDT 53 64KB (32K x 16) FLASH 1K x 8 4K x 8 1.8V ~ 5.5V A/D 16x12b Internal -40°C ~ 85°C (TA) - - Surface Mount
CY8C4246LTI-M445

CY8C4246LTI-M445

IC MCU 32BIT 64KB FLASH 68QFN

Infineon Technologies

2,195
RFQ
CY8C4246LTI-M445Datasheet 68-VFQFN Exposed Pad PSOC™ 4 CY8C42xx - M Tray Active Not Verified ARM® Cortex®-M0 32-Bit Single-Core 48MHz I2C, IrDA, LINbus, Microwire, SmartCard, SPI, SSP, UART/USART Brown-out Detect/Reset, Cap Sense, LCD, LVD, POR, PWM, SmartSense, WDT 55 64KB (64K x 8) FLASH - 8K x 8 1.71V ~ 5.5V A/D 16x12b Internal -40°C ~ 85°C (TA) - - Surface Mount
C8051F920-G-GM

C8051F920-G-GM

IC MCU 8BIT 32KB FLASH 32VFQFN

Silicon Labs

8,931
RFQ
C8051F920-G-GMDatasheet 32-VFQFN Exposed Pad C8051F9xx Tube Active Not Verified 8051 8-Bit 25MHz SMBus (2-Wire/I2C), SPI, UART/USART Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT 24 32KB (32K x 8) FLASH - 4.25K x 8 0.9V ~ 3.6V A/D 23x10b Internal -40°C ~ 85°C (TA) - - Surface Mount
STM32F072CBT6TR

STM32F072CBT6TR

IC MCU 32BIT 128KB FLASH 48LQFP

STMicroelectronics

2,710
RFQ
STM32F072CBT6TRDatasheet 48-LQFP STM32F0 Tape & Reel (TR) Active Not Verified ARM® Cortex®-M0 32-Bit Single-Core 48MHz CANbus, HDMI-CEC, I2C, IrDA, LINbus, SPI, UART/USART, USB DMA, I2S, POR, PWM, WDT 37 128KB (128K x 8) FLASH - 16K x 8 1.65V ~ 3.6V A/D 10x12b; D/A 2x12b Internal -40°C ~ 85°C (TA) - - Surface Mount
R7FA4M2AD3CFL#AA0

R7FA4M2AD3CFL#AA0

IC MCU 32BIT 512KB 48LFQFP

Renesas Electronics Corporation

572
RFQ
R7FA4M2AD3CFL#AA0Datasheet 48-LQFP RA4M2 Tray Active Not Verified ARM® Cortex®-M33 32-Bit Single-Core 100MHz CANbus, I2C, QSPI, SCI, SPI, UART/USART, USB Capacitive Touch, Crypto - AES, DMA, LVD, POR, PWM, RSA, SHA, Temp Sensor, WDT 30 512KB (512K x 8) - 8K x 8 128K x 8 2.7V ~ 3.6V A/D 7x12b SAR; D/A 2x12b Internal -40°C ~ 105°C (TA) - - Surface Mount
ATSAML21J17B-MNT

ATSAML21J17B-MNT

IC MCU 32BIT 128KB FLASH 64QFN

Microchip Technology

8,511
RFQ
ATSAML21J17B-MNTDatasheet 64-VFQFN Exposed Pad SAM L21J, Functional Safety (FuSa) Tape & Reel (TR) Active Not Verified ARM® Cortex®-M0+ 32-Bit Single-Core 48MHz I2C, LINbus, SCI, SPI, UART/USART, USB DMA, POR, PWM, WDT 51 128KB (128K x 8) FLASH - 16K x 8 1.62V ~ 3.63V A/D 20x12b; D/A 2x12b Internal -40°C ~ 105°C (TA) - - Surface Mount
MSP430F2252IRHAR

MSP430F2252IRHAR

IC MCU 16BIT 16KB FLASH 40VQFN

Texas Instruments

7,768
RFQ
MSP430F2252IRHARDatasheet 40-VFQFN Exposed Pad MSP430F2xx Tape & Reel (TR) Active Not Verified MSP430 CPU16 16-Bit 16MHz I2C, IrDA, LINbus, SCI, SPI, UART/USART Brown-out Detect/Reset, POR, PWM, WDT 32 16KB (16K x 8 + 256B) FLASH - 512 x 8 1.8V ~ 3.6V A/D 12x10b Internal -40°C ~ 85°C (TA) - - Surface Mount
STM32L433RCI3

STM32L433RCI3

IC MCU 32BIT 256KB FLASH 64UFBGA

STMicroelectronics

10,606
RFQ
STM32L433RCI3Datasheet 64-UFBGA STM32L4 Tray Active Not Verified ARM® Cortex®-M4 32-Bit Single-Core 80MHz CANbus, I2C, IrDA, LINbus, MMC/SD, QSPI, SAI, SPI, SWPMI, UART/USART, USB Brown-out Detect/Reset, DMA, LCD, PWM, WDT 52 256KB (256K x 8) FLASH - 64K x 8 1.71V ~ 3.6V A/D 16x12b; D/A 2x12b Internal -40°C ~ 125°C (TA) - - Surface Mount
MSP430F2252IDAR

MSP430F2252IDAR

IC MCU 16BIT 16KB FLASH 38TSSOP

Texas Instruments

5,674
RFQ
MSP430F2252IDARDatasheet 38-TSSOP (0.240", 6.10mm Width) MSP430F2xx Tape & Reel (TR) Active Not Verified MSP430 CPU16 16-Bit 16MHz I2C, IrDA, LINbus, SCI, SPI, UART/USART Brown-out Detect/Reset, POR, PWM, WDT 32 16KB (16K x 8 + 256B) FLASH - 512 x 8 1.8V ~ 3.6V A/D 12x10b Internal -40°C ~ 85°C (TA) - - Surface Mount
DSPIC33CK256MP508-I/PT

DSPIC33CK256MP508-I/PT

IC MCU 16BIT 256KB FLASH 80TQFP

Microchip Technology

527
RFQ
DSPIC33CK256MP508-I/PTDatasheet 80-TQFP dsPIC™ 33CK, Functional Safety (FuSa) Tray Active Not Verified dsPIC 16-Bit 100MHz CANbus, I2C, IrDA, LINbus, SPI, UART/USART Brown-out Detect/Reset, DMA, Motor Control PWM, POR, PWM, QEI, WDT 69 256KB (256K x 8) FLASH - 24K x 8 3V ~ 3.6V A/D 24x12b; D/A 3x12b Internal -40°C ~ 85°C (TA) - - Surface Mount
PIC24FJ128GA606-I/PT

PIC24FJ128GA606-I/PT

IC MCU 16BIT 128KB FLASH 64TQFP

Microchip Technology

376
RFQ
PIC24FJ128GA606-I/PTDatasheet 64-TQFP PIC® 24F Tray Active Not Verified PIC 16-Bit 32MHz I2C, IrDA, LINbus, PMP, SPI, UART/USART Brown-out Detect/Reset, DMA, HLVD, POR, PWM, WDT 53 128KB (43K x 24) FLASH - 32K x 8 2V ~ 3.6V A/D 16x10b Internal -40°C ~ 85°C (TA) - - Surface Mount
DSPIC33CK512MP605-I/PT

DSPIC33CK512MP605-I/PT

IC MCU 16BIT 512KB FLASH 48TQFP

Microchip Technology

126
RFQ
DSPIC33CK512MP605-I/PTDatasheet 48-TQFP - Tray Active Not Verified dsPIC 16-Bit 100MIPs CANbus, I2C, IrDA, LINbus, SPI, UART/USART Brown-out Detect/Reset, DMA, I2S, Motor Control, POR, PWM, QEI, WDT 39 512KB (512K x 8) FLASH - 64K x 8 3V ~ 3.6V A/D 19x12b SAR; D/A 6x12b Internal -40°C ~ 85°C (TA) - - Surface Mount
STM32L433RBT6

STM32L433RBT6

IC MCU 32BIT 128KB FLASH 64LQFP

STMicroelectronics

530
RFQ
STM32L433RBT6Datasheet 64-LQFP STM32L4 Tray Active Not Verified ARM® Cortex®-M4 32-Bit Single-Core 80MHz CANbus, I2C, IrDA, LINbus, MMC/SD, QSPI, SAI, SPI, SWPMI, UART/USART, USB Brown-out Detect/Reset, DMA, LCD, PWM, WDT 52 128KB (128K x 8) FLASH - 64K x 8 1.71V ~ 3.6V A/D 16x12b; D/A 2x12b Internal -40°C ~ 85°C (TA) - - Surface Mount
EFM32PG23B210F256IM48-C

EFM32PG23B210F256IM48-C

IC MCU 32BIT 256KB FLASH 48QFN

Silicon Labs

1,901
RFQ
EFM32PG23B210F256IM48-CDatasheet 48-VFQFN Exposed Pad Gecko Tray Active Not Verified ARM® Cortex®-M33 32-Bit 80MHz I2C, IrDA, SmartCard, SMBus, SPI, Temp Sensor, UART/USART Crypto - AES, DMA, I2S, Keypad, LCD, POR. PWM, SHA, Temp Sensor, TRNG, WDT 34 256KB (256K x 8) FLASH - 64K x 8 1.71V ~ 3.8V A/D 16x12/16/20b; D/A 2x12b External, Internal -40°C ~ 125°C (TA) - - Surface Mount
PIC16LF88T-I/SS

PIC16LF88T-I/SS

IC MCU 8BIT 7KB FLASH 20SSOP

Microchip Technology

3,083
RFQ
PIC16LF88T-I/SSDatasheet 20-SSOP (0.209", 5.30mm Width) PIC® 16F Tape & Reel (TR) Active Verified PIC 8-Bit 10MHz I2C, SPI, UART/USART Brown-out Detect/Reset, POR, PWM, WDT 16 7KB (4K x 14) FLASH 256 x 8 368 x 8 2V ~ 5.5V A/D 7x10b Internal -40°C ~ 85°C (TA) - - Surface Mount
PIC24F32KA304-E/PT

PIC24F32KA304-E/PT

IC MCU 16BIT 32KB FLASH 44TQFP

Microchip Technology

319
RFQ
PIC24F32KA304-E/PTDatasheet 44-TQFP PIC® XLP™ 24F Tray Active Not Verified PIC 16-Bit 32MHz I2C, IrDA, LINbus, SPI, UART/USART Brown-out Detect/Reset, HLVD, POR, PWM, WDT 39 32KB (11K x 24) FLASH 512 x 8 2K x 8 1.8V ~ 3.6V A/D 16x12b Internal -40°C ~ 125°C (TA) - - Surface Mount
PIC24FV32KA304-E/PT

PIC24FV32KA304-E/PT

IC MCU 16BIT 32KB FLASH 44TQFP

Microchip Technology

200
RFQ
PIC24FV32KA304-E/PTDatasheet 44-TQFP PIC® XLP™ 24F Tray Active Not Verified PIC 16-Bit 32MHz I2C, IrDA, LINbus, SPI, UART/USART Brown-out Detect/Reset, HLVD, POR, PWM, WDT 38 32KB (11K x 24) FLASH 512 x 8 2K x 8 2V ~ 5.5V A/D 16x12b Internal -40°C ~ 125°C (TA) - - Surface Mount
PIC18F85K90-I/PT

PIC18F85K90-I/PT

IC MCU 8BIT 32KB FLASH 80TQFP

Microchip Technology

108
RFQ
PIC18F85K90-I/PTDatasheet 80-TQFP PIC® XLP™ 18K Tray Active Verified PIC 8-Bit 64MHz I2C, LINbus, SPI, UART/USART Brown-out Detect/Reset, LCD, POR, PWM, WDT 69 32KB (16K x 16) FLASH 1K x 8 2K x 8 1.8V ~ 5.5V A/D 24x12b Internal -40°C ~ 85°C (TA) - - Surface Mount
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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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