256 kB ARM Microcontrollers - MCU

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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
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Microchip Technology ARM Microcontrollers - MCU 32TQFP,85C TEMP, GREEN, 5V, 48MHZ, T&R
Datasheet
2,087In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2,000

ATSAMC21 SMD/SMT TQFP-32 ARM Cortex M0+ 256 kB 32 bit 2 x 12 bit 48 MHz 26 I/O 32 kB 2.7 V 5.5 V - 40 C + 85 C AEC-Q100 Reel, Cut Tape, MouseReel
Microchip Technology ARM Microcontrollers - MCU 64TQFP,85C TEMP, GREEN, 5V, 48MHZ, T&R
Datasheet
1,533In Stock
4,500Expected 10/12/2026
MouseReel Available
Min.: 1
Mult.: 1
: 1,500

ATSAMC21 SMD/SMT TQFP-64 ARM Cortex M0+ 256 kB 32 bit 2 x 12 bit 48 MHz 52 I/O 32 kB 2.7 V 5.5 V - 40 C + 85 C AEC-Q100 Reel, Cut Tape, MouseReel
Microchip Technology ARM Microcontrollers - MCU Cortex-M0+ 256KB FLASH 32KB SRAM
Datasheet
1,407In Stock
Min.: 1
Mult.: 1

SAMD1/2x SMD/SMT TQFP-48 ARM Cortex M0+ 256 kB 32 bit 12 bit 48 MHz 38 I/O 32 kB 1.62 V 1.95 V - 40 C + 85 C Tray
Microchip Technology ARM Microcontrollers - MCU Cortex-M0+ 256KB FLASH 32KB SRAM
Datasheet
1,703In Stock
Min.: 1
Mult.: 1

SAMD1/2x SMD/SMT TQFP-64 ARM Cortex M0+ 256 kB 32 bit 12 bit 48 MHz 52 I/O 32 kB 1.62 V 1.95 V - 40 C + 85 C Tray
Microchip Technology ARM Microcontrollers - MCU Cortex-M0+ 256KB FLASH 32KB SRAM
Datasheet
1,763In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,500

SAMD1/2x SMD/SMT TQFP-64 ARM Cortex M0+ 256 kB 32 bit 12 bit 48 MHz 52 I/O 32 kB 1.62 V 1.95 V - 40 C + 85 C Reel, Cut Tape, MouseReel
Microchip Technology ARM Microcontrollers - MCU 64KB 8KB32TQFP GRN 1.6-3.6V 48MHz
Datasheet
3,768In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2,000

SAMD21 SMD/SMT TQFP-32 ARM Cortex M0+ 256 kB 32 bit 12 bit 48 MHz 26 I/O 32 kB 1.62 V 3.63 V - 40 C + 85 C AEC-Q100 Reel, Cut Tape, MouseReel
Microchip Technology ARM Microcontrollers - MCU 32QFN 125C, GREEN,1.6-3.6V,48MHz
Datasheet
1,002In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 5,000

SAMD21 SMD/SMT QFN-32 ARM Cortex M0+ 256 kB 32 bit 12 bit 48 MHz 26 I/O 32 kB 1.62 V 3.63 V - 40 C + 125 C AEC-Q100 Reel, Cut Tape, MouseReel
Microchip Technology ARM Microcontrollers - MCU 48TQFP 125C, GREEN,1.6-3.6V,48MHz
Datasheet
1,817In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2,500

SAMD21 SMD/SMT TQFP-48 ARM Cortex M0+ 256 kB 32 bit 12 bit 48 MHz 38 I/O 32 kB 1.62 V 3.63 V - 40 C + 125 C AEC-Q100 Reel, Cut Tape, MouseReel
Microchip Technology ARM Microcontrollers - MCU 256KB 32KB 48TQFP GRN1.6-3.6V48MHz
Datasheet
2,217In Stock
Min.: 1
Mult.: 1

SAMD21 SMD/SMT TQFP-48 ARM Cortex M0+ 256 kB 32 bit 12 bit 48 MHz 38 I/O 32 kB 1.62 V 3.63 V - 40 C + 85 C AEC-Q100 Tray
Microchip Technology ARM Microcontrollers - MCU 64TQFP 125C, GREEN,1.6-3.6V,48MHz
Datasheet
2,872In Stock
Min.: 1
Mult.: 1

SAMD21 SMD/SMT TQFP-64 ARM Cortex M0+ 256 kB 32 bit 12 bit 48 MHz 52 I/O 32 kB 1.62 V 3.63 V - 40 C + 125 C AEC-Q100 Tray
Microchip Technology ARM Microcontrollers - MCU 64TQFP 125C, GREEN,1.6-3.6V,48MHz
Datasheet
864In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,500

SAMD21 SMD/SMT TQFP-64 ARM Cortex M0+ 256 kB 32 bit 12 bit 48 MHz 52 I/O 32 kB 1.62 V 3.63 V - 40 C + 125 C AEC-Q100 Reel, Cut Tape, MouseReel
Microchip Technology ARM Microcontrollers - MCU 120MHZ 256KB FLASH 4 8 QFN PKG IN 85C
Datasheet
526In Stock
Min.: 1
Mult.: 1
: 4,000

ATSAMD51 SMD/SMT QFN-48 ARM Cortex M4F 256 kB 32 bit 12 bit 120 MHz 37 I/O 128 kB 1.71 V 3.6 V - 40 C + 85 C AEC-Q100 Reel, Cut Tape
Silicon Labs ARM Microcontrollers - MCU Leopard Gecko MCU IC 256KB
Datasheet
1,600In Stock
Min.: 1
Mult.: 1

EFM32LG SMD/SMT TQFP-64 ARM Cortex M3 256 kB 32 bit 12 bit 48 MHz 53 I/O 32 kB 1.98 V 3.8 V - 40 C + 85 C Tray
Silicon Labs ARM Microcontrollers - MCU Leopard Gecko MCU IC 256KB
Datasheet
1,059In Stock
Min.: 1
Mult.: 1

EFM32LG SMD/SMT TQFP-64 ARM Cortex M3 256 kB 32 bit 12 bit 48 MHz 50 I/O 32 kB 1.98 V 3.8 V - 40 C + 85 C Tray
Silicon Labs ARM Microcontrollers - MCU ARM Cortex-M33 32-bit 76 MHz 256 kB AES MCU
Datasheet
1,994In Stock
Min.: 1
Mult.: 1

SMD/SMT QFN-40 ARM Cortex M33 256 kB 32 bit 12 bit, 16 bit 76.8 MHz 26 I/O 32 kB 1.71 V 3.8 V - 40 C + 125 C Tray
Silicon Labs ARM Microcontrollers - MCU ARM Cortex-M33 32-bit 76 MHz 256 kB AES MCU
Datasheet
3,980In Stock
Min.: 1
Mult.: 1
: 2,500

SMD/SMT QFN-40 ARM Cortex M33 256 kB 32 bit 12 bit 76.8 MHz 26 I/O 32 kB 3 V 3 V - 40 C + 125 C Reel, Cut Tape
Silicon Labs ARM Microcontrollers - MCU ARM Cortex-M3 32-bit 40 MHz 256 kB MCU
Datasheet
1,279In Stock
Min.: 1
Mult.: 1

EFM32JG SMD/SMT QFN-48 ARM Cortex M3 256 kB 32 bit 12 bit 40 MHz 32 I/O 32 kB 1.85 V 3.8 V - 40 C + 85 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

EFM32PG SMD/SMT QFN-32 ARM Cortex M4 256 kB 32 bit 12 bit 40 MHz 24 I/O 32 kB 1.85 V 3.8 V - 40 C + 85 C Tray
Silicon Labs ARM Microcontrollers - MCU Wonder Gecko MCU IC 256KB
Datasheet
898In Stock
Min.: 1
Mult.: 1

EFM32WG SMD/SMT LQFP-100 ARM Cortex M4 256 kB 32 bit 12 bit 48 MHz 83 I/O 32 kB 1.98 V 3.8 V - 40 C + 85 C Tray
Infineon Technologies ARM Microcontrollers - MCU HMI-LEGACY PSOC4
Datasheet
1,476In Stock
Min.: 1
Mult.: 1

PSOC 4100S Plus SMD/SMT TQFP-64 ARM Cortex M0+ 256 kB 32 bit 10 bit, 12 bit 48 MHz 54 I/O 32 kB 1.71 V 5.5 V - 40 C + 105 C Tray
Infineon Technologies ARM Microcontrollers - MCU PSoC 4 L-Series 256 kb Flash
Datasheet
1,524In Stock
Min.: 1
Mult.: 1

PSOC 4200 SMD/SMT TQFP-64 ARM Cortex M0 256 kB 32 bit 12 bit 48 MHz 53 I/O 32 kB 1.71 V 5.5 V - 40 C + 85 C Tray

Infineon Technologies ARM Microcontrollers - MCU PSoC 4 L-Series 256 kb Flash
Datasheet
537In Stock
Min.: 1
Mult.: 1

PSOC 4200 SMD/SMT QFN-68 ARM Cortex M0 256 kB 32 bit 12 bit 48 MHz 57 I/O 32 kB 1.71 V 5.5 V - 40 C + 85 C Tray
Infineon Technologies ARM Microcontrollers - MCU IOT-PSOC6
Datasheet
1,727In Stock
Min.: 1
Mult.: 1

PSOC 62 SMD/SMT TQFP-80 ARM Cortex M0+, ARM Cortex M4 256 kB 32 bit 12 bit 100 MHz, 150 MHz 62 I/O 128 kB 1.7 V 3.6 V - 40 C + 85 C Tray
NXP Semiconductors LPC55S16JEV59E
NXP Semiconductors ARM Microcontrollers - MCU LPC55S16JEV59
Datasheet
465In Stock
Min.: 1
Mult.: 1

LPC55S1x SMD/SMT VFBGA-59 ARM Cortex M33 256 kB 32 bit 16 bit 150 MHz 37 I/O 96 kB 1.8 V 3.6 V - 40 C + 105 C Tray
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 256-Kbytes Flash LCD, USB, 48 MHz CPU
Datasheet
246In Stock
11,760Expected 8/24/2026
Min.: 1
Mult.: 1

STM32U0 SMD/SMT ARM Cortex M0+ 256 kB 32 bit 48 MHz 1.8 V 3.6 V - 40 C + 85 C Tray