256 kB Microcontrollers - MCU

Results: 3,982
Select Image Part #
 Mfr.
Description Datasheet Availability Pricing (USD) Filter the results in the table by unit price based on your quantity.
Qty. RoHS 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
STMicroelectronics ARM Microcontrollers - MCU Sub-GHz Wireless Microcontrollers. Arm Cortex-M4 a.48 MHz 256 Kbytes of Flash 64
Datasheet
1,427In Stock
6,240Expected 10/09/2027
Min.: 1
Mult.: 1

SMD/SMT UFQFPN-48 ARM Cortex M4 256 kB 32 bit 12 bit 48 MHz 43 I/O 64 kB 1.8 V 3.6 V - 40 C + 105 C Tray
Microchip Technology 32-bit Microcontrollers - MCU 256KB, 144LQFP Ind
Datasheet
473In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-144 AVR 256 kB 32 bit 10 bit 84 MHz 110 I/O 128 kB 3 V 3.6 V - 40 C + 85 C Tray
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 256 kB 32 bit 10 bit 60 MHz 44 I/O 32 kB 1.65 V 1.95 V - 40 C + 85 C Reel, Cut Tape, MouseReel
Microchip Technology 32-bit Microcontrollers - MCU UC3C 256K FLASH 64K SRAM
Datasheet
609In Stock
Min.: 1
Mult.: 1
: 1,500

AVR 256 kB 32 bit 66 MHz 45 I/O 64 kB 3 V 5.5 V - 40 C + 85 C Reel, Cut Tape
Microchip Technology 32-bit Microcontrollers - MCU UC3L-256KB FL 85C
Datasheet
646In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-48 AVR 256 kB 32 bit 12 bit 50 MHz 36 I/O 32 kB 1.8 V 1.8 V - 40 C + 85 C Tray

Microchip Technology ARM Microcontrollers - MCU 256K Flash SRAM 64K ARM based MCU
Datasheet
309In Stock
Min.: 1
Mult.: 1

SMD/SMT QFN-64 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 Tray
Microchip Technology ARM Microcontrollers - MCU LQFP GRN IND TMP MRL C
Datasheet
201In Stock
3,150Expected 26/01/2027
Min.: 1
Mult.: 1

SMD/SMT LQFP-100 ARM7TDMI 256 kB 32 bit 10 bit 20 MHz 62 I/O 64 kB 1.65 V 1.95 V - 40 C + 85 C Tray
Microchip Technology 8-bit Microcontrollers - MCU AVR 256K FLSH 4K EE 8K SRAM ADC 5V-8MHz
Datasheet
708In Stock
1,000On Order
MouseReel Available
Min.: 1
Mult.: 1
: 1,000

SMD/SMT TQFP-64 AVR 256 kB 8 bit 10 bit 8 MHz 54 I/O 8 kB 1.8 V 5.5 V - 40 C + 85 C Reel, Cut Tape, MouseReel

Microchip Technology 8-bit Microcontrollers - MCU AVR 256K FLASH 4K EE 8K SRAM ADC 1.8V
Datasheet
566In Stock
Min.: 1
Mult.: 1

SMD/SMT MLF-64 AVR 256 kB 8 bit 10 bit 8 MHz 54 I/O 8 kB 1.8 V 5.5 V - 40 C + 85 C Tray
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 256 kB 32 bit 12 bit 64 MHz 47 I/O 48 kB 1.62 V 1.9 V - 40 C + 85 C Tray
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 256 kB 32 bit 12 bit 48 MHz 32 I/O 32 kB 1.62 V 1.98 V - 40 C + 85 C Tray
Microchip Technology ARM Microcontrollers - MCU TQFP, Green, IND TEMP, CRYPTO, MRL A
Datasheet
346In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-64 ARM Cortex M4 256 kB 32 bit 12 bit 48 MHz 48 I/O 32 kB 1.62 V 1.98 V - 40 C + 85 C Tray
Microchip Technology ARM Microcontrollers - MCU LQFPGRNIND TEMPMRL A
Datasheet
2,331In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-48 ARM Cortex M4 256 kB 32 bit 12 bit 120 MHz 34 I/O 64 kB 1.08 V 1.32 V - 40 C + 85 C Tray
Microchip Technology ARM Microcontrollers - MCU Cortx-M0+256KB FLASH
Datasheet
2,543In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 5,000

SMD/SMT QFN-32 ARM Cortex M0 256 kB 32 bit 12 bit 48 MHz 26 I/O 32 kB 1.62 V 1.95 V - 40 C + 85 C Reel, Cut Tape, MouseReel
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+ 256 kB 32 bit 12 bit 48 MHz 38 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
694In Stock
Min.: 1
Mult.: 1

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 Tray
Microchip Technology ARM Microcontrollers - MCU 256KB 32QFN GRN 1.6-3.6V 48MHz
Datasheet
2,044In Stock
Min.: 1
Mult.: 1

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 + 85 C AEC-Q100 Tray
Microchip Technology ARM Microcontrollers - MCU 120MHZ 256KB FLASH 6 4 TQFP PKG 85C
Datasheet
1,111In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-64 ARM Cortex M4F 256 kB 32 bit 12 bit 120 MHz 51 I/O 128 kB 1.71 V 3.6 V - 40 C + 85 C AEC-Q100 Tray
Microchip Technology ARM Microcontrollers - MCU 120MHZ 256KB FLASH 6 4 TQFP PKG IN 85C
Datasheet
1,348In Stock
1,500Expected 17/09/2027
Min.: 1
Mult.: 1
: 1,500

SMD/SMT TQFP-64 ARM Cortex M4F 256 kB 32 bit 12 bit 120 MHz 51 I/O 128 kB 1.71 V 3.6 V - 40 C + 85 C AEC-Q100 Reel, Cut Tape
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 256 kB 32 bit 12 bit 120 MHz 37 I/O 128 kB 1.71 V 3.63 V - 40 C + 85 C AEC-Q100 Tray
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 256 kB 32 bit 12 bit 120 MHz 51 I/O 128 kB 1.71 V 3.6 V - 40 C + 125 C AEC-Q100 Tray
Microchip Technology ARM Microcontrollers - MCU 120MHZ 256KB FLASH 6 4 TQFP PKG IN 85C
Datasheet
1,468In Stock
Min.: 1
Mult.: 1
: 1,500

SMD/SMT TQFP-64 ARM Cortex M4F 256 kB 32 bit 12 bit 120 MHz 51 I/O 128 kB 1.71 V 3.6 V - 40 C + 85 C AEC-Q100 Reel, Cut Tape

Microchip Technology ARM Microcontrollers - MCU 120MHZ 256KB FLASH 6 4 QFN PKG 85C
Datasheet
1,017In Stock
Min.: 1
Mult.: 1

SMD/SMT QFN-64 ARM Cortex M4F 256 kB 32 bit 12 bit 120 MHz 51 I/O 128 kB 1.71 V 3.6 V - 40 C + 85 C AEC-Q100 Tray

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 256 kB 32 bit 12 bit 120 MHz 51 I/O 128 kB 1.71 V 3.6 V - 40 C + 85 C AEC-Q100 Tray
Microchip Technology ARM Microcontrollers - MCU ARM Cortex-M0+ 64KB flash 12kb SRAM
Datasheet
820In Stock
15,000Expected 14/12/2026
MouseReel Available
Min.: 1
Mult.: 1
: 5,000

SMD/SMT VQFN-32 ARM Cortex M0+ 256 kB 32 bit 12 bit 48 MHz 25 I/O 32 kB 1.62 V 3.63 V - 40 C + 85 C Reel, Cut Tape, MouseReel