Microcontrollers - MCU

Microcontrollers - MCU
Microcontrollers (MCUs) are available at Mouser Electronics from industry leading microcontroller manufacturers. Mouser is an authorized distributor for Infineon, Microchip, NXP, Renesas, Silicon Labs, STMicroelectronics, Texas Instruments & many more. View our wide selection of microcontrollers below. View our Newest Microcontrollers page.
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Description Datasheet Availability Pricing (GBP) Filter the results in the table by unit price based on your quantity.
Qty. RoHS Mounting Style
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
STMicroelectronics ARM Microcontrollers - MCU Mainstream Arm Cortex-M33 MCU, 144 MHz, 1 MB flash, 256 KB RAM, I3C, Ethernet, Dual FDCAN
Datasheet
150In Stock
Min.: 1
Mult.: 1
Max.: 25

SMD/SMT LQFP-48 ARM Cortex M33 32 bit 144 MHz 1 MB 256 kB 12 bit 38 I/O 2.7 V 3.6 V + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M33 with TrustZone MCU, 96 MHz, 2 MB flash, 640 KB RAM, HSP, I3C, SMPS, crypto
Datasheet
100In Stock
Min.: 1
Mult.: 1
Max.: 25

Tray
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M33 with TrustZone MCU, 96 MHz, 2 MB flash, 640 KB RAM, HSP, I3C, SMPS, crypto
Datasheet
100In Stock
Min.: 1
Mult.: 1
Max.: 10

Tray
Infineon Technologies ARM Microcontrollers - MCU Low-power technology MCUs with advanced peripherals addressing industrial applications
Datasheet
88In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-100 ARM Cortex-M0, ARM Cortex-M4F 32 bit 100 MHz, 160 MHz 2.24 MB 256 kB 12 bit 74 I/O 2.7 V 5.5 V + 125 C Tray
Renesas Electronics 16-bit Microcontrollers - MCU 16-BIT GENERAL MCU RL78/L23 512K LQFP64
Datasheet
119In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-64 RL78 16 bit 32 MHz 8 kB 32 kB 60 I/O 1.6 V 5.5 V + 105 C Tray
Renesas Electronics 16-bit Microcontrollers - MCU 16-BIT GENERAL MCU RL78/L23 512K LFQFP80
Datasheet
119In Stock
Min.: 1
Mult.: 1

SMD/SMT LFQFP-80 RL78 16 bit 32 MHz 8 kB 32 kB 76 I/O 1.6 V 5.5 V + 105 C Tray
STMicroelectronics ARM Microcontrollers - MCU Mainstream Arm Cortex-M33 MCU, 144 MHz, 256 KB flash, 64 KB RAM, I3C, Dual FDCAN
Datasheet
377In Stock
Min.: 1
Mult.: 1
Max.: 25

SMD/SMT UFQFPN-32 ARM Cortex M33 32 bit 144 MHz 256 kB 64 kB 12 bit 25 I/O 2.7 V 3.6 V + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU Sub-GHz Wireless Microcontrollers. Sing-core Arm Cortex-M0+ at 64 MHz with 64 Kbytes of Flash memory, 8 Kbytes of SRAM. 2(G)FSK, 4(G)FSK, OOK, ASK, D-BPSK, DSSS modulation I/Q channel interface. AES 128. Multiprotocol System-on-Chip.
Datasheet
147In Stock
Min.: 1
Mult.: 1
Max.: 30

SMD/SMT VFQFPN-32 ARM Cortex M0+ 32 bit 64 MHz 64 kB 8 kB 12 bit 18 I/O 1.7 V 3.6 V + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU Mainstream Arm Cortex-M33 MCU, 144 MHz, 512 KB flash, 128 KB RAM, I3C
Datasheet
134In Stock
540Expected 12/06/2026
Min.: 1
Mult.: 1
Max.: 25

SMD/SMT LQFP-100 ARM Cortex M33 32 bit 144 MHz 512 kB 128 kB 12 bit 86 I/O 2.7 V 3.6 V + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU Mainstream Arm Cortex-M33 MCU, 144 MHz, 512 KB flash, 128 KB RAM, I3C, FDCAN
Datasheet
199In Stock
1,500Expected 18/06/2026
Min.: 1
Mult.: 1
Max.: 25

SMD/SMT LQFP-32 ARM Cortex M33 32 bit 144 MHz 512 kB 128 kB 12 bit 25 I/O 2.7 V 3.6 V + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU Mainstream Arm Cortex-M33 MCU, 144 MHz, 512 KB flash, 128 KB RAM, I3C, FDCAN, crypto
Datasheet
127In Stock
1,500Expected 22/06/2026
Min.: 1
Mult.: 1
Max.: 25

SMD/SMT LQFP-32 ARM Cortex M33 32 bit 144 MHz 512 kB 128 kB 12 bit 25 I/O 2.7 V 3.6 V + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU Mainstream Arm Cortex-M33 MCU, 144 MHz, 512 KB flash, 128 KB RAM, I3C, FDCAN, crypto
Datasheet
120In Stock
540Expected 12/06/2026
Min.: 1
Mult.: 1
Max.: 50

SMD/SMT LQFP-100 ARM Cortex M33 32 bit 144 MHz 512 kB 128 kB 12 bit 86 I/O 2.7 V 3.6 V + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M33 with TrustZone MCU, 96 MHz, 2 MB flash, 640 KB RAM, HSP, I3C, SMPS, crypto
Datasheet
99In Stock
Min.: 1
Mult.: 1
Max.: 10

Tray
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M33 with TrustZone MCU, 96 MHz, 2 MB flash, 640 KB RAM, HSP, I3C, SMPS, crypto
Datasheet
96In Stock
Min.: 1
Mult.: 1
Max.: 10

Tray

Renesas Electronics 16-bit Microcontrollers - MCU 16-BIT GENERAL MCU RL78/L23 512K LQFP44
Datasheet
160In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-44 RL78 16 bit 32 MHz 8 kB 32 kB 40 I/O 1.6 V 5.5 V + 105 C Tray
Renesas Electronics 16-bit Microcontrollers - MCU 16-BIT GENERAL MCU RL78/L23 512K LQFP100
Datasheet
51In Stock
Min.: 1
Mult.: 1
: 72

SMD/SMT LQFP-100 RL78 16 bit 32 MHz 8 kB 32 kB 95 I/O 1.6 V 5.5 V + 105 C Reel, Cut Tape
Renesas Electronics ARM Microcontrollers - MCU MCU RA0L1 ARM CM23 32MHz 64K/16K HWQFN48
Datasheet
416In Stock
Min.: 1
Mult.: 1

SMD/.SMT HWQFN-48 ARM Cortex M23 32 bit 32 MHz 64 kB 16 kB 12 bit 41 I/O 1.6 V 5.5 V + 125 C Tray
Renesas Electronics ARM Microcontrollers - MCU MCU RA0L1 ARM CM23 32MHz 64K/16K HWQFN24
Datasheet
490In Stock
Min.: 1
Mult.: 1

SMD/.SMT HWQFN-24 ARM Cortex M23 32 bit 32 MHz 64 kB 16 kB 12 bit 20 I/O 1.6 V 5.5 V + 125 C Tray
STMicroelectronics ARM Microcontrollers - MCU Mainstream Arm Cortex-M33 MCU, 144 MHz, 512 KB flash, 128 KB RAM, I3C, FDCAN
Datasheet
142In Stock
Min.: 1
Mult.: 1
Max.: 25

SMD/SMT UFQFPN-32 ARM Cortex M33 32 bit 144 MHz 512 kB 128 kB 12 bit 25 I/O 2.7 V 3.6 V + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU Mainstream Arm Cortex-M33 MCU, 144 MHz, 512 KB flash, 128 KB RAM, I3C, FDCAN
Datasheet
1,030In Stock
Min.: 1
Mult.: 1
Max.: 50

SMD/SMT LQFP-64 ARM Cortex M33 32 bit 144 MHz 512 kB 128 kB 12 bit 52 I/O 2.7 V 3.6 V + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M33 with TrustZone MCU, 96 MHz, 2 MB flash, 640 KB RAM, HSP, I3C, SMPS
Datasheet
100In Stock
Min.: 1
Mult.: 1
Max.: 10

UFQFPN-48 + 85 C Tray
Renesas Electronics ARM Microcontrollers - MCU MCU RA0L1 ARM CM23 32MHz 64K/16K HWQFN32
Datasheet
490In Stock
Min.: 1
Mult.: 1

SMD/.SMT HWQFN-32 ARM Cortex M23 32 bit 32 MHz 64 kB 16 kB 12 bit 26 I/O 1.6 V 5.5 V + 125 C Tray
STMicroelectronics ARM Microcontrollers - MCU Mainstream Arm Cortex-M33 MCU, 144 MHz, 256 KB flash, 64 KB RAM, I3C, Dual FDCAN
Datasheet
120In Stock
Min.: 1
Mult.: 1
Max.: 25

SMD/SMT LQFP-64 ARM Cortex M33 32 bit 144 MHz 256 kB 64 kB 12 bit 52 I/O 2.7 V 3.6 V + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU Mainstream Arm Cortex-M33 MCU, 144 MHz, 1 MB flash, 256 KB RAM, I3C, Ethernet, Dual FDCAN
Datasheet
293In Stock
Min.: 1
Mult.: 1
Max.: 25

SMD/SMT LQFP-100 ARM Cortex M33 32 bit 144 MHz 1 MB 256 kB 12 bit 86 I/O 2.7 V 3.6 V + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU Sub-GHz Wireless Microcontrollers. Sing-core Arm Cortex-M0+ at 64 MHz with 64 Kbytes of Flash memory, 8 Kbytes of SRAM. 2(G)FSK, 4(G)FSK, OOK, ASK, D-BPSK, DSSS modulation I/Q channel interface. AES 128. Multiprotocol System-on-Chip.
Datasheet
147In Stock
Min.: 1
Mult.: 1
Max.: 30

SMD/SMT VFQFPN-32 ARM Cortex M0+ 32 bit 64 MHz 64 kB 8 kB 12 bit 18 I/O 1.7 V 3.6 V + 85 C Tray