256 kB Embedded Processors & Controllers

Results: 4,897
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Qty. RoHS Mounting Style
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Core
Number of I/Os
Data Bus Width
ADC Resolution
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power dual core Arm Cortex-M4 64MHz Cortex-M0+ 32MHz 256Kbytes Flash
Datasheet
1,692In Stock
Min.: 1
Mult.: 1

SMD/SMT UFQFPN-48 ARM Cortex M4 72 I/O 32 bit 12 bit
Microchip Technology 32-bit Microcontrollers - MCU 256KB, 144LQFP Ind
Datasheet
593In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-144 AVR 110 I/O 32 bit 10 bit
Microchip Technology 32-bit Microcontrollers - MCU 256KB, 64QFP 85deg. Green
Datasheet
325In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,500

SMD/SMT TQFP-64 AVR 44 I/O 32 bit 10 bit
Microchip Technology 32-bit Microcontrollers - MCU 32-bit
Datasheet
743In Stock
1,500Expected 14/09/2026
Min.: 1
Mult.: 1

SMD/SMT TQFP-48 AVR 28 I/O 32 bit 10 bit
Microchip Technology 32-bit Microcontrollers - MCU UC3C 256K FLASH 64K SRAM
Datasheet
609In Stock
Min.: 1
Mult.: 1
: 1,500

AVR 45 I/O 32 bit
Microchip Technology 32-bit Microcontrollers - MCU UC3C 512K FLASH 64K SRAM
Datasheet
403In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-64 AVR 45 I/O 32 bit 12 bit
Microchip Technology 8-bit Microcontrollers - MCU AVR 256K FLSH 4K EE 8K SRAM ADC 5V-16MHz
Datasheet
340In Stock
1,000Expected 06/04/2027
MouseReel Available
Min.: 1
Mult.: 1
: 1,000

SMD/SMT TQFP-64 AVR 54 I/O 8 bit 10 bit

Microchip Technology 8-bit Microcontrollers - MCU AVR 256K FLASH 4K EE 8K SRAM ADC 1.8V
Datasheet
786In Stock
Min.: 1
Mult.: 1

SMD/SMT MLF-64 AVR 54 I/O 8 bit 10 bit
Microchip Technology ARM Microcontrollers - MCU MRL A 256K Flash 48K SRAM Ind Temp
Datasheet
1,756In Stock
Min.: 1
Mult.: 1

SMD/SMT QFP-64 ARM Cortex M3 47 I/O 32 bit 12 bit
Microchip Technology ARM Microcontrollers - MCU QFN,GREEN,IND TEMP,MRL A
Datasheet
430In Stock
Min.: 1
Mult.: 1

SMD/SMT QFN-48 ARM Cortex M4 32 I/O 32 bit 12 bit
Microchip Technology ARM Microcontrollers - MCU TQFP, Green, IND TEMP, CRYPTO, MRL A
Datasheet
673In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-64 ARM Cortex M4 48 I/O 32 bit 12 bit
Microchip Technology ARM Microcontrollers - MCU LQFPGRNIND TEMPMRL A
Datasheet
2,331In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-48 ARM Cortex M4 34 I/O 32 bit 12 bit
Microchip Technology ARM Microcontrollers - MCU Cortx-M0+256KB FLASH
Datasheet
2,743In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 5,000

SMD/SMT QFN-32 ARM Cortex M0 26 I/O 32 bit 12 bit
Microchip Technology ARM Microcontrollers - MCU Cortex-M0+ 256KB FLASH 32KB SRAM
Datasheet
1,348In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 4,000

SMD/SMT QFN-48 ARM Cortex M0+ 38 I/O 32 bit 12 bit
Microchip Technology ARM Microcontrollers - MCU 64KB 8KB32TQFP GRN 1.6-3.6V 48MHz
Datasheet
697In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-32 ARM Cortex M0+ 26 I/O 32 bit 12 bit
Microchip Technology ARM Microcontrollers - MCU 256KB 32KB 64TQFP GRN1.6-3.6V48MHz
Datasheet
1,692In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,500

SMD/SMT TQFP-64 ARM Cortex M0+ 52 I/O 32 bit 12 bit
Microchip Technology ARM Microcontrollers - MCU 120MHZ 256KB FLASH 6 4 TQFP PKG 85C
Datasheet
1,113In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-64 ARM Cortex M4F 51 I/O 32 bit 12 bit
Microchip Technology ARM Microcontrollers - MCU 120MHZ 256KB FLASH 6 4 TQFP PKG IN 85C
Datasheet
1,348In Stock
Min.: 1
Mult.: 1
: 1,500

SMD/SMT TQFP-64 ARM Cortex M4F 51 I/O 32 bit 12 bit
Microchip Technology ARM Microcontrollers - MCU CM4, QFN 48, 256KB Flash, USB,CAN, Indus.85C, Tray
Datasheet
730In Stock
Min.: 1
Mult.: 1

SMD/SMT VQFN-48 ARM Cortex M4F 37 I/O 32 bit 12 bit
Microchip Technology ARM Microcontrollers - MCU CM4, TQFP 64, 256KFlash,Tray, USB,CAN ,Extended Temp
Datasheet
263In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-64 ARM Cortex M4F 51 I/O 32 bit 12 bit

Microchip Technology ARM Microcontrollers - MCU 120MHZ 256KB FLASH 6 4 QFN PKG 85C
Datasheet
1,301In Stock
Min.: 1
Mult.: 1

SMD/SMT QFN-64 ARM Cortex M4F 51 I/O 32 bit 12 bit

Microchip Technology ARM Microcontrollers - MCU 120MHZ 256KB FLASH 6 4 QFN PKG 85C
Datasheet
506In Stock
Min.: 1
Mult.: 1

SMD/SMT QFN-64 ARM Cortex M4F 51 I/O 32 bit 12 bit
Microchip Technology ARM Microcontrollers - MCU 64TQFP 85C, GREEN,1.6-3.6V,32MHz
Datasheet
1,232In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,500

SMD/SMT TQFP-64 ARM Cortex M0+ 50 I/O 32 bit 12 bit
Microchip Technology 32-bit Microcontrollers - MCU UC3L-256KB Fl 48QFP 85C Grn
Datasheet
247In Stock
Min.: 1
Mult.: 1

SMD/SMT AVR 51 I/O 32 bit 12 bit
Microchip Technology 8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 256KB + 8KB
Datasheet
489In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-64 AVR 50 I/O 8 bit/16 bit 12 bit