40 MHz 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 32B MCU 64KB FL 16KB RAM 40MHz 28Pin
Datasheet
15In Stock
Min.: 1
Mult.: 1

SMD/SMT QFN-28 MIPS32 M4K 32 bit 40 MHz 64 kB 16 kB 10 bit 19 I/O 2.3 V 3.6 V + 85 C Tube
Microchip Technology 32-bit Microcontrollers - MCU 32B MCU 64KB FL 16KB RAM 40MHz 28Pin
Datasheet
44In Stock
Min.: 1
Mult.: 1

Through Hole PDIP-28 MIPS32 M4K 32 bit 40 MHz 64 kB 16 kB 10 bit 19 I/O 2.3 V 3.6 V + 85 C Tube
Microchip Technology 32-bit Microcontrollers - MCU 32B MCU 64KB FL 16KB RAM 40MHz 28Pin
Datasheet
11In Stock
Min.: 1
Mult.: 1

SMD/SMT SSOP-28 MIPS32 M4K 32 bit 40 MHz 64 kB 16 kB 10 bit 21 I/O 2.3 V 3.6 V + 85 C Tube

Microchip Technology 32-bit Microcontrollers - MCU 32B MCU 64KB FL 16KB RAM 40MHz 44Pin
Datasheet
15In Stock
Min.: 1
Mult.: 1

SMD/SMT QFN-44 MIPS32 M4K 32 bit 40 MHz 64 kB 16 kB 10 bit 33 I/O 2.3 V 3.6 V + 85 C Tube
Microchip Technology 32-bit Microcontrollers - MCU 32B MCU 64KB FL 16KB RAM 40MHz 44Pin
Datasheet
296In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-44 MIPS32 M4K 32 bit 40 MHz 64 kB 16 kB 10 bit 33 I/O 2.3 V 3.6 V + 85 C Tray
Microchip Technology 32-bit Microcontrollers - MCU 32B 128KB FL 32KB RAM 40MHz 28 Pin
Datasheet
244In Stock
Min.: 1
Mult.: 1

SMD/SMT QFN-28 MIPS32 M4K 32 bit 40 MHz 128 kB 32 kB 10 bit 19 I/O 2.3 V 3.6 V + 85 C Tube
Microchip Technology 32-bit Microcontrollers - MCU 32B 128KB FL 32KB RAM 40MHz 28 Pin
Datasheet
211In Stock
Min.: 1
Mult.: 1

SMD/SMT SOIC-28 MIPS32 M4K 32 bit 40 MHz 128 kB 32 kB 10 bit 19 I/O 2.3 V 3.6 V + 85 C Tube
Microchip Technology 32-bit Microcontrollers - MCU 32B 128KB FL 32KB RAM 40MHz 28 Pin
Datasheet
269In Stock
Min.: 1
Mult.: 1

Through Hole PDIP-28 MIPS32 M4K 32 bit 40 MHz 128 kB 32 kB 10 bit 19 I/O 2.3 V 3.6 V + 85 C Tube
Microchip Technology 32-bit Microcontrollers - MCU 32B 128KB FL 32KB RAM 40MHz 28 Pin
Datasheet
235In Stock
Min.: 1
Mult.: 1

SMD/SMT SSOP-28 MIPS32 M4K 32 bit 40 MHz 128 kB 32 kB 10 bit 19 I/O 2.3 V 3.6 V + 85 C Tube
Microchip Technology 16-bit Microcontrollers - MCU 16 Bit MCU 40MIPS 256KB FLASH
Datasheet
90In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-100 PIC24H 16 bit 40 MHz 256 kB 16 kB 10 bit, 12 bit 85 I/O 3 V 3.6 V + 125 C AEC-Q100 Tray
Microchip Technology 16-bit Microcontrollers - MCU 16 Bit MCU 40MIPS 64KB FLASH
Datasheet
16In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-64 PIC24H 16 bit 40 MHz 64 kB 8 kB 10 bit, 12 bit 53 I/O 3 V 3.6 V + 125 C AEC-Q100 Tray

Microchip Technology 32-bit Microcontrollers - MCU 32-BIT MCU 256KB FL 16KB RAM, 10-BIT ADC
Datasheet
42In Stock
Min.: 1
Mult.: 1

Through Hole PDIP-28 MIPS32 M4K 32 bit 40 MHz 256 kB 16 kB 10 bit 21 I/O 2.3 V 3.6 V + 85 C Tube
Microchip Technology 32-bit Microcontrollers - MCU 32-BIT MCU 256KB FL 16KB RAM, 10-BIT ADC
Datasheet
71In Stock
Min.: 1
Mult.: 1

SMD/SMT SSOP-28 MIPS32 M4K 32 bit 40 MHz 256 kB 16 kB 10 bit 21 I/O 2.3 V 3.6 V + 85 C Tube
Microchip Technology 32-bit Microcontrollers - MCU 32-BIT MCU 256KB FL 16KB RAM, 10-BIT ADC
Datasheet
10In Stock
Min.: 1
Mult.: 1

SMD/SMT QFN-44 MIPS32 M4K 32 bit 40 MHz 256 kB 16 kB 10 bit 35 I/O 2.3 V 3.6 V + 85 C Tube
Microchip Technology 32-bit Microcontrollers - MCU 32-BIT MCU 256KB FL 16KB RAM, 10-BIT ADC
Datasheet
7In Stock
320Expected 12/7/2026
Min.: 1
Mult.: 1

SMD/SMT TQFP-44 MIPS32 M4K 32 bit 40 MHz 256 kB 16 kB 10 bit 35 I/O 2.3 V 3.6 V + 85 C Tray

Microchip Technology 32-bit Microcontrollers - MCU 32-BIT MCU 256KB FL 16KB RAM, 10-BIT ADC
Datasheet
168In Stock
Min.: 1
Mult.: 1

Through Hole PDIP-28 MIPS32 M4K 32 bit 40 MHz 256 kB 16 kB 10 bit 19 I/O 2.3 V 3.6 V + 85 C Tube
Microchip Technology 32-bit Microcontrollers - MCU PIC32 16KB Fl 4KB R 40MHz CTMU 4 DMA
Datasheet
279In Stock
Min.: 1
Mult.: 1

SMD/SMT SOIC-28 MIPS32 M4K 32 bit 40 MHz 16 kB 4 kB 10 bit 21 I/O 2.3 V 3.6 V + 85 C Tube
Microchip Technology 32-bit Microcontrollers - MCU PIC32 16KB Fl 4KB R 40MHz CTMU 4 DMA
Datasheet
134In Stock
Min.: 1
Mult.: 1

SMD/SMT SSOP-28 MIPS32 M4K 32 bit 40 MHz 16 kB 4 kB 10 bit 21 I/O 2.3 V 3.6 V + 85 C Tube
Microchip Technology 8-bit Microcontrollers - MCU .75KB 25 RAM 12 I/O LPC PDIP18
Datasheet
170In Stock
Min.: 1
Mult.: 1

Through Hole PDIP-18 PIC16 8 bit 40 MHz 512 B 25 B No ADC 12 I/O 2.5 V 6.25 V + 70 C Tube

Microchip Technology 8-bit Microcontrollers - MCU .75KB 25 RAM 12 I/O RC SOIC18
Datasheet
110In Stock
Min.: 1
Mult.: 1

SMD/SMT SOIC-18 PIC16 8 bit 40 MHz 512 B 25 B No ADC 12 I/O 3 V 6.25 V + 70 C Tube
Microchip Technology 8-bit Microcontrollers - MCU .75KB 25 RAM 12 I/O SC/R PDIP18
Datasheet
287In Stock
Min.: 1
Mult.: 1

Through Hole PDIP-18 PIC16 8 bit 40 MHz 512 B 25 B No ADC 12 I/O 3 V 6.25 V + 70 C Tube

Microchip Technology 8-bit Microcontrollers - MCU .75KB 24 RAM 20 I/O SC/R PDIP-28
Datasheet
100In Stock
150Expected 9/4/2026
Min.: 1
Mult.: 1

Through Hole PDIP-28 PIC16 8 bit 40 MHz 512 B 24 B No ADC 20 I/O 3 V 6.25 V + 70 C Tube

Microchip Technology 8-bit Microcontrollers - MCU 4KB 256 RAM 16 I/O
Datasheet
355In Stock
Min.: 1
Mult.: 1

SMD/SMT SOIC-18 PIC18 8 bit 40 MHz 4 kB 256 B 10 bit 16 I/O 4.2 V 5.5 V + 85 C Tube

Microchip Technology 8-bit Microcontrollers - MCU 32KB 1536 RAM 25I/O
Datasheet
2In Stock
Min.: 1
Mult.: 1

SMD/SMT SOIC-28 PIC18 8 bit 40 MHz 16 kB 1.5 kB 10 bit 25 I/O 4.2 V 5.5 V + 85 C Tube
Microchip Technology 8-bit Microcontrollers - MCU 32KB 3968 RAM 25I/O
Datasheet
35In Stock
Min.: 1
Mult.: 1

Through Hole SPDIP-28 PIC18 8 bit 40 MHz 32 kB 1.5 kB 10 bit 25 I/O 4.2 V 5.5 V + 125 C Tube