32-bit Microcontrollers

Microchip Technology 32-bit Microcontrollers (MCUs) provide the performance and functional capabilities to meet design needs across various applications. The broad 32-bit portfolio enables easy design scaling to meet market requirements. With a rich ecosystem of development tools, integrated development environments, and third-party partners, Microchip 32-bit microcontrollers accelerate a vast array of embedded designs ranging from secured Internet of Things (IoT) applications to general-purpose embedded control. 

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Description Datasheet Availability Pricing (CAD) Filter the results in the table by unit price based on your quantity.
Qty. RoHS ECAD Model Series
Mounting Style
Package / Case
Core
Program Memory Size
Data Bus Width
ADC Resolution
Maximum Clock Frequency
Number of I/Os
Data RAM Size
Supply Voltage - Min
Supply Voltage - Max
Minimum Operating Temperature
Maximum Operating Temperature
Qualification
Packaging
Microchip Technology ARM Microcontrollers - MCU CM23, 512KB Flash, Security, 48 TQFP, 85C, Tray
Datasheet
500Expected 2026-08-27
Min.: 1
Mult.: 1

SMD/SMT TQFP-48 ARM Cortex M23 512 kB 32 bit 12 bit 72 MHz 36 I/O 128 KB 1.71 V 3.63 V - 40 C + 85 C Tray
Microchip Technology ARM Microcontrollers - MCU CM23, 512KB Flash, Security, 64 VQFN, 125C, Tray
Datasheet
520Expected 2026-10-12
Min.: 1
Mult.: 1

SMD/SMT VQFN-64 ARM Cortex M23 512 kB 32 bit 12 bit 48 MHz 50 I/O 128 KB 1.71 V 3.63 V - 40 C + 125 C Tray
Microchip Technology ARM Microcontrollers - MCU CM23, 512KB Flash, Security, 64 TQFP, 125C, Tray
Datasheet
360Expected 2026-04-20
Min.: 1
Mult.: 1

SMD/SMT TQFP-64 ARM Cortex M23 512 kB 32 bit 12 bit 48 MHz 50 I/O 128 KB 1.71 V 3.63 V - 40 C + 125 C Tray
Microchip Technology ARM Microcontrollers - MCU CM23, 512KB Flash, Security, 64 VQFN, 85C, Tray
Datasheet
520Expected 2026-10-08
Min.: 1
Mult.: 1

SMD/SMT VQFN-64 ARM Cortex M23 512 kB 32 bit 12 bit 72 MHz 50 I/O 128 KB 1.71 V 3.63 V - 40 C + 85 C Tray
Microchip Technology ARM Microcontrollers - MCU CM23, 512KB Flash, Security, 100 TQFP, 85C, Tray
Datasheet
360On Order
Min.: 1
Mult.: 1

SMD/SMT TQFP-100 ARM Cortex M23 512 kB 32 bit 12 bit 72 MHz 80 I/O 128 KB 1.71 V 3.63 V - 40 C + 85 C Tray
Microchip Technology ARM Microcontrollers - MCU Dual Core, 1MB Flash, 304KB SRAM, TQPF128, Tray
Datasheet
Non-Stocked Lead-Time 12 Weeks
Min.: 180
Mult.: 90

TQFP-128 ARM Cortex M4F Tray
Microchip Technology ARM Microcontrollers - MCU Dual Core, 1MB Flash, 304KB SRAM, TQPF128,T&R
Datasheet
Non-Stocked Lead-Time 12 Weeks
Min.: 1,000
Mult.: 1,000
Reel: 1,000

TQFP-128 ARM Cortex M4F Reel
Microchip Technology ARM Microcontrollers - MCU Single Core, 1MB Flash, 256KB SRAM, TQPF128, Tray
Datasheet
Non-Stocked Lead-Time 12 Weeks
Min.: 180
Mult.: 90

TQFP-128 ARM Cortex M4F Tray
Microchip Technology ARM Microcontrollers - MCU Single Core, 1MB Flash, 256KB SRAM, TQPF128, T&R
Datasheet
Non-Stocked Lead-Time 12 Weeks
Min.: 1,000
Mult.: 1,000
Reel: 1,000

TQFP-128 ARM Cortex M4F Reel
Microchip Technology ARM Microcontrollers - MCU TQFP, Green, IND, Crypto, MRLB, 2048k
Datasheet
Non-Stocked Lead-Time 4 Weeks
Min.: 90
Mult.: 90

SMD/SMT TQFP-100 ARM Cortex M4 2 MB 32 bit 10 bit 120 MHz 57 I/O 304 kB 1.08 V 1.32 V - 40 C + 85 C Tray
Microchip Technology ARM Microcontrollers - MCU TQFP, Green, IND, Crypto, MRLC, 1024k, T
Datasheet
Non-Stocked Lead-Time 4 Weeks
Min.: 90
Mult.: 90

SMD/SMT TQFP-100 ARM Cortex M4, ARM Cortex M4F 1 MB 32 bit 10 bit 120 MHz, 120 MHz 52 I/O 152 kB 1.08 V 1.32 V - 40 C + 85 C Tray
Microchip Technology ARM Microcontrollers - MCU TQFP, Green, IND, Crypto, MRLC, 1024k, R
Datasheet
Non-Stocked Lead-Time 7 Weeks
Min.: 1,000
Mult.: 1,000
Reel: 1,000

SMD/SMT TQFP-100 ARM Cortex M4, ARM Cortex M4F 1 MB 32 bit 10 bit 120 MHz, 120 MHz 52 I/O 152 kB 1.08 V 1.32 V - 40 C + 85 C Reel
Microchip Technology ARM Microcontrollers - MCU LQFP Green IND TEMP T&R, MRL D
Datasheet
Non-Stocked Lead-Time 5 Weeks
Min.: 1,500
Mult.: 1,500
Reel: 1,500

SAM7S/SE SMD/SMT LQFP-64 ARM7TDMI 128 kB 32 bit/16 bit 10 bit 55 MHz 32 I/O 32 kB 1.65 V 1.95 V - 40 C + 85 C Reel
Microchip Technology ARM Microcontrollers - MCU QFN GREEN IND TEMP T&R, MRL D
Datasheet
Non-Stocked Lead-Time 9 Weeks
Min.: 3,500
Mult.: 3,500
Reel: 3,500

SAM7S/SE SMD/SMT LQFP-48 ARM7TDMI 128 kB 32 bit/16 bit 10 bit 55 MHz 32 I/O 32 kB 1.65 V 1.95 V - 40 C + 85 C Reel
Microchip Technology ARM Microcontrollers - MCU QFN GREEN IND TEMP T&R, MRL D
Datasheet
Non-Stocked Lead-Time 9 Weeks
Min.: 3,500
Mult.: 3,500
Reel: 3,500

SAM7S/SE SMD/SMT LQFP-48 ARM7TDMI 256 kB 32 bit/16 bit 10 bit 55 MHz 32 I/O 64 kB 1.65 V 1.95 V - 40 C + 85 C Reel
Microchip Technology ARM Microcontrollers - MCU CM4, QFN48, 512KFlash, Tray, USB, Extended Flash Performance
Datasheet
Non-Stocked Lead-Time 9 Weeks
Min.: 416
Mult.: 416

ATSAMD51 SMD/SMT VQFN-48 ARM Cortex M4F 512 kB 32 bit 12 bit 120 MHz 37 I/O 192 kB 1.71 V 3.63 V - 40 C + 85 C AEC-Q100 Tray
Microchip Technology ARM Microcontrollers - MCU CM4, QFN64, 1MFlash, Tray, USB, Extended Flash Performance
Datasheet
Non-Stocked Lead-Time 4 Weeks
Min.: 260
Mult.: 260

ATSAMD51 SMD/SMT VQFN-64 ARM Cortex M4F 1 MB 32 bit 12 bit 120 MHz 51 I/O 256 kB 1.71 V 3.63 V - 40 C + 85 C AEC-Q100 Tray
Microchip Technology ARM Microcontrollers - MCU CM4, TQFP100, 512KFlash, Tray, USB, Extended Flash Performance
Datasheet
Non-Stocked Lead-Time 4 Weeks
Min.: 180
Mult.: 90

ATSAMD51 SMD/SMT TQFP-100 ARM Cortex M4F 512 kB 32 bit 12 bit 120 MHz 81 I/O 192 kB 1.71 V 3.63 V - 40 C + 85 C AEC-Q100 Tray
Microchip Technology ARM Microcontrollers - MCU CM4, TQFP100, 1MFlash, Tray, USB, CAN, Extended Flash Performance
Datasheet
Non-Stocked Lead-Time 4 Weeks
Min.: 180
Mult.: 90

ATSAME51 SMD/SMT TQFP-100 ARM Cortex M4F 1 MB 32 bit 12 bit 120 MHz 81 I/O 256 kB 1.71 V 3.63 V - 40 C + 85 C AEC-Q100 Tray
Microchip Technology ARM Microcontrollers - MCU CM4, TQFP100, 512KFlash, Tray, USB, Ethernet, Extended Flash Performance
Datasheet
Non-Stocked Lead-Time 4 Weeks
Min.: 180
Mult.: 90

ATSAME53 SMD/SMT TQFP-100 ARM Cortex M4F 512 kB 32 bit 12 bit 120 MHz 81 I/O 192 kB 1.71 V 3.63 V - 40 C + 85 C Tray
Microchip Technology ARM Microcontrollers - MCU CM4, TQFP100, 1MFlash, Tray, USB, Ethernet, CAN, Extended Flash Performance
Datasheet
Non-Stocked Lead-Time 4 Weeks
Min.: 180
Mult.: 90

ATSAME54 SMD/SMT TQFP-100 ARM Cortex M4F 1 MB 32 bit 12 bit 120 MHz 81 I/O 256 kB 1.71 V 3.63 V - 40 C + 85 C Tray
Microchip Technology ARM Microcontrollers - MCU Ind. Temp Green
Datasheet
Non-Stocked Lead-Time 10 Weeks
Min.: 1,000
Mult.: 1,000
Reel: 1,000

AT91M40800 LQFP-100 ARM7TDMI 0 B 32 bit No ADC 66 MHz 32 I/O 8 kB 1.8 V 3.6 V - 40 C + 85 C Reel
Microchip Technology ARM Microcontrollers - MCU Ind. Temp Green
Datasheet
Non-Stocked Lead-Time 8 Weeks
Min.: 800
Mult.: 800
Reel: 800

AT91M42800A SMD/SMT LQFP-144 ARM7TDMI 32 bit No ADC 33 MHz 54 I/O 8 kB 2.7 V 3.6 V - 40 C + 85 C Reel
Microchip Technology ARM Microcontrollers - MCU Ind. Temp Green
Datasheet
Non-Stocked Lead-Time 4 Weeks
Min.: 1,000
Mult.: 1,000
Reel: 1,000

AT91R40008 SMD/SMT TQFP-100 ARM7TDMI 32 bit No ADC 66 MHz 32 I/O 256 kB 1.65 V 1.95 V - 40 C + 85 C Reel

Microchip Technology ARM Microcontrollers - MCU IND TEMP MRLB
Datasheet
Non-Stocked Lead-Time 11 Weeks
Min.: 750
Mult.: 750
Reel: 750

SAM7S/SE SMD/SMT LQFP-128 ARM7TDMI 512 kB 32 bit/16 bit 10 bit 55 MHz 88 I/O 32 kB 1.65 V 1.95 V - 40 C + 85 C Reel