40 MHz Microcontrollers - MCU

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Description Datasheet Availability Pricing (SGD) Filter the results in the table by unit price based on your quantity.
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Package/Case
Core
Data Bus Width
Maximum Clock Frequency
Program Memory Size
Data RAM Size
ADC Resolution
Number of I/Os
Supply Voltage - Min
Supply Voltage - Max
Maximum Operating Temperature
Qualification
Packaging
Silicon Labs ARM Microcontrollers - MCU ARM Cortex-M3 32-bit 40 MHz 256 kB MCU
Datasheet
1,279In Stock
Min.: 1
Mult.: 1

SMD/SMT QFN-48 ARM Cortex M3 32 bit 40 MHz 256 kB 32 kB 12 bit 32 I/O 1.85 V 3.8 V + 85 C Tray
Silicon Labs ARM Microcontrollers - MCU ARM Cortex-M4 32-bit 40 MHz 1024 kB MCU
Datasheet
675In Stock
Min.: 1
Mult.: 1

SMD/SMT QFN-48 ARM Cortex M4 32 bit 40 MHz 1.02 MB 256 kB 12 bit 33 I/O 1.8 V 3.8 V + 125 C Tray

Silicon Labs ARM Microcontrollers - MCU ARM Cortex-M4 32-bit 40 MHz 256 kB MCU
Datasheet
1,386In Stock
Min.: 1
Mult.: 1

SMD/SMT QFN-32 ARM Cortex M4 32 bit 40 MHz 256 kB 32 kB 12 bit 24 I/O 1.85 V 3.8 V + 85 C Tray
NXP Semiconductors 8-bit Microcontrollers - MCU 9S08 UC W/ 8K 0.25UM SGF
Datasheet
1,789In Stock
Min.: 1
Mult.: 1

SMD/SMT TSSOP-16 S08 8 bit 40 MHz 4 kB 256 B 10 bit 13 I/O 2.7 V 5.5 V + 85 C Tube
Renesas Electronics 16-bit Microcontrollers - MCU 16-BIT GENERAL MCU_RL78/F24-CAN_256KB LFQFP 64
Datasheet
114In Stock
160Expected 25/8/2026
Min.: 1
Mult.: 1

SMD/SMT LQFP-64 RL78 16 bit 40 MHz 256 kB 24 kB 12 bit 52 I/O 2.7 V 5.5 V + 125 C Tray
Renesas Electronics 16-bit Microcontrollers - MCU 16-BIT GENERAL MCU_RL78/F24-CAN_256KB LFQFP 100
Datasheet
346In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-100 RL78 16 bit 40 MHz 256 kB 24 kB 12 bit 86 I/O 2.7 V 5.5 V + 125 C Tray

Microchip Technology 8-bit Microcontrollers - MCU CAN-STICK Bootloader UART IND
Datasheet
1,545In Stock
Min.: 1
Mult.: 1

SMD/SMT PLCC-44 8051 8 bit 40 MHz 32 kB 1.2 kB 10 bit 34 I/O 3 V 5.5 V + 85 C Tube
Microchip Technology 8-bit Microcontrollers - MCU C51AC2 32kF ADC EEP TQFP44 ind 5V GREEN
Datasheet
342In Stock
2,720Expected 14/9/2026
Min.: 1
Mult.: 1

SMD/SMT TQFP-44 8051 8 bit 40 MHz 32 kB 128 B 10 bit 34 I/O 3 V 5.5 V + 85 C Tray
Microchip Technology 8-bit Microcontrollers - MCU CAN TQFP44 TRAY I. Bootloader CAN GREEN
Datasheet
1,043In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-44 8051 8 bit 40 MHz 32 kB 1.25 kB 10 bit 34 I/O 3 V 5.5 V + 85 C Tray
Microchip Technology 16-bit Microcontrollers - MCU 40MIPS 128KB
Datasheet
395In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-64 PIC24H 16 bit 40 MHz 128 kB 8 kB 10 bit, 12 bit 53 I/O 3 V 3.6 V + 85 C Tray
Microchip Technology 16-bit Microcontrollers - MCU 40MIPS 256KB
Datasheet
172In 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 + 85 C Tray
Microchip Technology 32-bit Microcontrollers - MCU 32Bit MCU 64KB Flash 8KB RAM, I2S, CTMU
Datasheet
882In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-64 MIPS32 M4K 32 bit 40 MHz 64 kB 16 kB 10 bit 53 I/O 2.3 V 3.6 V + 85 C Tray
Microchip Technology 32-bit Microcontrollers - MCU 32B MCU 64KB FL 16KB RAM 40MHz 44Pin
Datasheet
843In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-44 MIPS32 M4K 32 bit 40 MHz 64 kB 16 kB 10 bit 34 I/O 2.3 V 3.6 V + 85 C Tray
Microchip Technology 32-bit Microcontrollers - MCU 128KB Flash 16KB RAM I2S, CTMU, UART, AD
Datasheet
475In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-64 MIPS32 M4K 32 bit 40 MHz 128 kB 16 kB 10 bit 53 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
488In Stock
2,135Expected 28/9/2026
Min.: 1
Mult.: 1

SMD/SMT QFN-28 MIPS32 M4K 32 bit 40 MHz 128 kB 32 kB 10 bit 21 I/O 2.3 V 3.6 V + 85 C Tube
Microchip Technology 32-bit Microcontrollers - MCU 32B 128KB FL 32KB RAM 40MHz 44 Pin
Datasheet
537In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-44 MIPS32 M4K 32 bit 40 MHz 128 kB 32 kB 10 bit 35 I/O 2.3 V 3.6 V + 85 C Tray
Microchip Technology 32-bit Microcontrollers - MCU 32B 128KB FL 32KB RAM 40MHz 44 Pin
Datasheet
1,551In Stock
3,600Expected 1/9/2026
MouseReel Available
Min.: 1
Mult.: 1
: 1,200

SMD/SMT TQFP-44 MIPS32 M4K 32 bit 40 MHz 128 kB 32 kB 10 bit 35 I/O 2.3 V 3.6 V + 85 C Reel, Cut Tape, MouseReel
Microchip Technology 32-bit Microcontrollers - MCU 32B 128KB FL 32KB RAM 40MHz 44 Pin
Datasheet
1,252In Stock
2,080Expected 28/9/2026
Min.: 1
Mult.: 1

SMD/SMT TQFP-44 MIPS32 M4K 32 bit 40 MHz 128 kB 32 kB 10 bit 33 I/O 2.3 V 3.6 V + 85 C Tray
Microchip Technology 32-bit Microcontrollers - MCU 32Bit MCU 128K Flash 16KB RAM, I2S, CTMU
Datasheet
1,642In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-64 MIPS32 M4K 32 bit 40 MHz 128 kB 16 kB 10 bit 49 I/O 2.3 V 3.6 V + 85 C Tray
Microchip Technology 16-bit Microcontrollers - MCU 16 Bit MCU 40MIPS 128KB FLASH
Datasheet
409In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-100 PIC24H 16 bit 40 MHz 128 kB 8 kB 10 bit, 12 bit 85 I/O 3 V 3.6 V + 85 C AEC-Q100 Tray
Microchip Technology 16-bit Microcontrollers - MCU 16 Bit MCU 40MIPS 128KB FLASH
Datasheet
875In Stock
2,080Expected 26/11/2026
Min.: 1
Mult.: 1

SMD/SMT TQFP-64 PIC24H 16 bit 40 MHz 128 kB 16 kB 10 bit, 12 bit 53 I/O 3 V 3.6 V + 85 C AEC-Q100 Tray
Microchip Technology 16-bit Microcontrollers - MCU 16 Bit MCU 40MIPS 128KB FLASH
Datasheet
1,081In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-64 PIC24H 16 bit 40 MHz 128 kB 8 kB 10 bit, 12 bit 53 I/O 3 V 3.6 V + 85 C AEC-Q100 Tray
Microchip Technology 16-bit Microcontrollers - MCU 16 Bit MCU 40MIPS 128KB FLASH
Datasheet
232In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-100 PIC24H 16 bit 40 MHz 128 kB 8 kB 10 bit, 12 bit 85 I/O 3 V 3.6 V + 85 C AEC-Q100 Tray
Microchip Technology 16-bit Microcontrollers - MCU 16 Bit MCU 40MIPS 256KB FLASH
Datasheet
948In 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 + 85 C AEC-Q100 Tray

Microchip Technology 8-bit Microcontrollers - MCU .75KB 24 RAM 20 I/O HSC SOIC-28
Datasheet
280In Stock
Min.: 1
Mult.: 1

SMD/SMT SOIC-28 PIC16 8 bit 40 MHz 512 B 24 B No ADC 20 I/O 4.5 V 5.5 V + 70 C Tube