512 kB Microcontrollers - MCU

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Core
Data Bus Width
Maximum Clock Frequency
Program Memory Size
Data RAM Size
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Supply Voltage - Max
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Microchip Technology 32-bit Microcontrollers - MCU 512KB 128KBR USB-OTG Ethernet 80MHz 10BIT
Datasheet
402In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-100 MIPS32 M4K 32 bit 80 MHz 512 kB 128 kB 10 bit 53 I/O 2.3 V 3.6 V + 85 C Tray
Microchip Technology 32-bit Microcontrollers - MCU 512KB 64KBRM USB-OTG 2 CAN ETH 80MHz 10b
Datasheet
624In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,200

SMD/SMT TQFP-100 MIPS32 M4K 32 bit 80 MHz 512 kB 64 kB 10 bit 53 I/O 2.3 V 3.6 V + 85 C Reel, Cut Tape, MouseReel
Microchip Technology 32-bit Microcontrollers - MCU 512KB 128KBR USB-OTG 2 CAN ETH 80MHz 10b
Datasheet
947In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-100 MIPS32 M4K 32 bit 80 MHz 512 kB 128 kB 10 bit 53 I/O 2.3 V 3.6 V + 105 C Tray
Microchip Technology 32-bit Microcontrollers - MCU 32Bit MCU 512K Flash 64KB RAM, I2S, CTMU
Datasheet
620In Stock
810Expected 9/4/2026
Min.: 1
Mult.: 1

SMD/SMT TQFP-100 MIPS32 M4K 32 bit 50 MHz 512 kB 64 kB 10 bit 81 I/O 2.3 V 3.6 V + 85 C Tray
Microchip Technology 32-bit Microcontrollers - MCU 120Mhz MIPS, 512K Flash, 64K RAM, Motor Control Peripherals, CAN-FD
Datasheet
852In Stock
Min.: 1
Mult.: 1
: 1,600

SMD/SMT TQFP-48 MIPS32 microAptiv 32 bit 120 MHz 512 kB 128 kB 12 bit 37 I/O 2.2 V 3.6 V + 85 C Reel, Cut Tape
Microchip Technology ARM Microcontrollers - MCU CM23, ULP, Touch, Security, 512K Flash, 48 Pin QFN
Datasheet
802In Stock
Min.: 1
Mult.: 1

SMD/SMT VQFN-48 ARM Cortex M23 32 bit 48 MHz 512 kB 64 kB 12 bit 34 I/O 1.62 V 3.63 V + 85 C Tray
Microchip Technology 32-bit Microcontrollers - MCU MCU32, 120MHz, 4 I2C, 6 I2S, USB FS, 12-bit ADC
Datasheet
452In Stock
Min.: 1
Mult.: 1
: 1,200

SMD/SMT TQFP-64 MIPS32 microAptiv 32 bit 120 MHz 512 kB 128 kB 12 bit 48 I/O 2.2 V 3.6 V + 85 C Reel, Cut Tape
Microchip Technology 32-bit Microcontrollers - MCU MCU32, 120MHz, 4 I2C, 6 I2S, USB FS, 12-bit ADC
Datasheet
482In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,200

SMD/SMT TQFP-100 MIPS32 microAptiv 32 bit 120 MHz 512 kB 128 kB 12 bit 77 I/O 2.2 V 3.6 V + 85 C Reel, Cut Tape, MouseReel
Microchip Technology 32-bit Microcontrollers - MCU 32-BIT MCU 512KB FL 128KB RAM, No Crypto
Datasheet
616In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-64 MIPS32 M-Class 32 bit 200 MHz 512 kB 512 kB 12 bit 46 I/O 2.1 V 3.6 V + 85 C AEC-Q100 Tray
Microchip Technology 32-bit Microcontrollers - MCU 512KB Flash 32KBRAM 80MHz 10B ADC DMA
Datasheet
461In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-64 MIPS32 M4K 32 bit 80 MHz 512 kB 32 kB 10 bit 51 I/O 2.3 V 3.6 V + 85 C Tray
Microchip Technology 32-bit Microcontrollers - MCU 512KB Flash 32KBRAM 80MHz 10B ADC DMA
Datasheet
1,690In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-100 MIPS32 M4K 32 bit 80 MHz 512 kB 32 kB 10 bit 85 I/O 2.3 V 3.6 V + 85 C Tray
Microchip Technology 32-bit Microcontrollers - MCU 81 MHz USB ENET 8 DMA
Datasheet
603In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-64 MIPS32 M4K 32 bit 80 MHz 512 kB 128 kB 10 bit 51 I/O 2.3 V 3.6 V + 85 C Tray
Microchip Technology 32-bit Microcontrollers - MCU 83 MHz USB ENET 8 DMA
Datasheet
276In Stock
Min.: 1
Mult.: 1
: 1,200

SMD/SMT TQFP-64 MIPS32 M4K 32 bit 80 MHz 512 kB 128 kB 10 bit 53 I/O 2.3 V 3.6 V + 85 C Reel, Cut Tape
Microchip Technology 32-bit Microcontrollers - MCU 512K Flash 64KB USB 1xCAN
Datasheet
1,339In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-64 MIPS32 M4K 32 bit 80 MHz 512 kB 64 kB 10 bit 51 I/O 2.3 V 3.6 V + 85 C Tray
Microchip Technology 32-bit Microcontrollers - MCU 512KB Flash 64KB USB ENET
Datasheet
259In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-64 MIPS32 M4K 32 bit 80 MHz 512 kB 64 kB 10 bit 51 I/O 2.3 V 3.6 V + 85 C Tray
Microchip Technology 32-bit Microcontrollers - MCU 512KB Flash 64KB USB ENET
Datasheet
1,316In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-100 MIPS32 M4K 32 bit 80 MHz 512 kB 64 kB 10 bit 85 I/O 2.3 V 3.6 V + 85 C Tray
Microchip Technology 32-bit Microcontrollers - MCU 512KB Flash 128KB USB ENET
Datasheet
616In Stock
Min.: 1
Mult.: 1

SMD/SMT TFBGA-121 MIPS32 M4K 32 bit 80 MHz 512 kB 128 kB 10 bit 83 I/O 2.3 V 3.6 V + 85 C Tray

Silicon Labs ARM Microcontrollers - MCU ARM Cortex-M4 32-bit 72 MHz 512 kB MCU
Datasheet
1,304In Stock
Min.: 1
Mult.: 1

SMD/SMT QFN-64 ARM Cortex M4 32 bit 72 MHz 512 kB 192 kB 2 x 12 bit 56 I/O 1.8 V 3.8 V + 85 C Tray

Silicon Labs ARM Microcontrollers - MCU 512k Flash, 128k RAM, AES
Datasheet
494In Stock
Min.: 1
Mult.: 1

SMD/SMT QFN-64 ARM Cortex M3 32 bit 48 MHz 512 kB 128 kB 12 bit 56 I/O 1.98 V 3.8 V + 85 C Tray

Silicon Labs ARM Microcontrollers - MCU 512k Flash, 128k RAM, AES
Datasheet
431In Stock
Min.: 1
Mult.: 1
: 3,000

SMD/SMT QFN-64 ARM Cortex M3 32 bit 48 MHz 512 kB 128 kB 12 bit 56 I/O 1.98 V 3.8 V + 85 C Reel, Cut Tape
Silicon Labs ARM Microcontrollers - MCU ARM Cortex-M33 32-bit 76 MHz 512 kB AES MCU
Datasheet
3,224In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2,500

SMD/SMT QFN-40 ARM Cortex M33 32 bit 76.8 MHz 512 kB 32 kB 12 bit 26 I/O 3.8 V 1.71 V + 125 C Reel, Cut Tape, MouseReel
Silicon Labs ARM Microcontrollers - MCU ARM Cortex-M33 32-bit 76 MHz 512 kB AES MCU
Datasheet
3,701In Stock
Min.: 1
Mult.: 1

SMD/SMT QFN-32 ARM Cortex M33 32 bit 76.8 MHz 512 kB 32 kB 12 bit 18 I/O 1.71 V 3.8 V + 125 C Tray
Silicon Labs ARM Microcontrollers - MCU ARM Cortex-M33 32-bit 76 MHz 512 kB AES MCU
Datasheet
4,585In Stock
Min.: 1
Mult.: 1

SMD/SMT QFN-40 ARM Cortex M33 32 bit 76.8 MHz 512 kB 32 kB 12 bit, 16 bit 26 I/O 1.71 V 3.8 V + 125 C Tray
Silicon Labs ARM Microcontrollers - MCU ARM Cortex-M33 32-bit 80 MHz 512 kB AES MCU
Datasheet
2,933In Stock
Min.: 1
Mult.: 1

SMD/SMT QFN-40 ARM Cortex M33 32 bit 80 MHz 512 kB 64 kB 12 bit/16 bit/20 bit 29 I/O 1.71 V 3.8 V + 125 C Tray
Silicon Labs ARM Microcontrollers - MCU ARM Cortex-M33 32-bit 80 MHz 512 kB AES MCU
Datasheet
2,297In Stock
7,350Expected 10/9/2026
Min.: 1
Mult.: 1

SMD/SMT QFN-48 ARM Cortex M33 32 bit 80 MHz 512 kB 64 kB 12 bit/16 bit/20 bit 34 I/O 1.71 V 3.8 V + 125 C Tray