256 kB Microcontrollers - MCU

Results: 3,985
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 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 Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash 54In Stock
47,500On Order
Cut Tape
$5.93
$4.65
$4.00
$3.66
Reel
$3.05
Min.: 1
Mult.: 1
Max.: 2,500
: 2,500
SMD/SMT UFQFPN-48 ARM Cortex M4 32 bit 80 MHz 256 kB 64 kB 12 bit 38 I/O 1.71 V 3.6 V + 85 C Reel, Cut Tape, MouseReel
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash 55In Stock
5,000Expected 21/12/2026
Cut Tape
$5.56
$4.22
$3.69
$3.52
Reel
$3.52
Min.: 1
Mult.: 1
Max.: 200
: 5,000
SMD/SMT WLCSP-48 ARM Cortex M4 32 bit 80 MHz 256 kB 64 kB 12 bit 38 I/O 1.71 V 3.6 V + 85 C Reel, Cut Tape, MouseReel
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash 18In Stock
2,496On Order
$7.57
$5.66
$5.14
$4.69
Min.: 1
Mult.: 1
Max.: 500
SMD/SMT UFBGA-100 ARM Cortex M4 32 bit 80 MHz 256 kB 64 kB 12 bit 83 I/O 1.71 V 3.6 V + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash , USB 43In Stock
11,760On Order
$6.66
$5.10
$4.47
$4.19
$3.87
Min.: 1
Mult.: 1
Max.: 2,940
SMD/SMT UFQFPN-32 ARM Cortex M4 32 bit 80 MHz 256 kB 64 kB 12 bit 26 I/O 1.71 V 3.6 V + 125 C Tray
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash , LCD, USB 414In Stock
6,240On Order
$6.49
$4.84
$4.40
$4.00
Min.: 1
Mult.: 1
Max.: 750
SMD/SMT UFQFPN-48 ARM Cortex M4 32 bit 80 MHz 256 kB 64 kB 12 bit 38 I/O 1.71 V 3.6 V + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash , LCD, USB 37In Stock
6,720On Order
$7.46
$5.74
$5.05
$4.84
Min.: 1
Mult.: 1
Max.: 100
SMD/SMT LQFP-64 ARM Cortex M4 32 bit 80 MHz 256 kB 64 kB 12 bit 52 I/O 1.71 V 3.6 V + 125 C Tray
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash , LCD, USB 2In Stock
1,920Expected 22/02/2027
$7.79
$5.65
$5.12
$4.74
$4.60
Min.: 1
Mult.: 1
Max.: 300
SMD/SMT LQFP-64 ARM Cortex M4 32 bit 80 MHz 256 kB 64 kB 12 bit 52 I/O 1.71 V 3.6 V + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash , LCD, USB 7In Stock
1,000Expected 22/02/2027
Cut Tape
$7.17
$5.55
$5.23
$4.71
Reel
$4.71
Min.: 1
Mult.: 1
Max.: 100
: 1,000
SMD/SMT LQFP-64 ARM Cortex M4 32 bit 80 MHz 256 kB 64 kB 12 bit 52 I/O 1.71 V 3.6 V + 85 C Reel, Cut Tape, MouseReel
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash , LCD, USB 33In Stock
4,320On Order
$7.90
$5.64
$5.19
$4.90
$4.70
Min.: 1
Mult.: 1
Max.: 500
SMD/SMT LQFP-100 ARM Cortex M4 32 bit 80 MHz 256 kB 64 kB 12 bit 83 I/O 1.71 V 3.6 V + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash , LCD, USB 147In Stock
1,000Expected 24/02/2027
Cut Tape
$8.25
$6.10
$5.53
$5.14
$4.89
Reel
$4.89
Min.: 1
Mult.: 1
Max.: 250
: 1,000
SMD/SMT LQFP-100 ARM Cortex M4 32 bit 80 MHz 256 kB 64 kB 12 bit 83 I/O 1.71 V 3.6 V + 85 C Reel, Cut Tape, MouseReel
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash LCD, USB, AES-2 36In Stock
1,080On Order
$8.86
$6.19
$5.90
$5.02
$4.80
Min.: 1
Mult.: 1
Max.: 250
SMD/SMT LQFP-100 ARM Cortex M4 32 bit 80 MHz 256 kB 64 kB 12 bit 83 I/O 1.71 V 3.6 V + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 kbytes of Flash USB Device, DFS 40In Stock
960On Order
$7.86
$5.98
$5.27
$4.79
Min.: 1
Mult.: 1
Max.: 150
SMD/SMT LQFP-64 ARM Cortex M4 32 bit 80 MHz 256 kB 160 kB 12 bit 52 I/O 1.71 V 3.6 V + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 kbytes of Flash USB Device, DFS 36In Stock
2,496On Order
$8.52
$6.29
$5.72
$5.19
Min.: 1
Mult.: 1
Max.: 500
SMD/SMT UFBGA-100 ARM Cortex M4 32 bit 80 MHz 256 kB 160 kB 12 bit 83 I/O 1.71 V 3.6 V + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash USB OTG, DFSDM 31In Stock
3,840On Order
$9.20
$6.99
$6.45
$5.84
$5.69
Min.: 1
Mult.: 1
Max.: 300
SMD/SMT LQFP-64 ARM Cortex M4 32 bit 80 MHz 256 kB 128 kB 3 x 12 bit 51 I/O 1.71 V 3.6 V + 125 C Tray
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash LCD, USB OTG, D 34In Stock
3,840On Order
$9.24
$6.46
$6.16
$5.28
$5.24
Min.: 1
Mult.: 1
Max.: 300
SMD/SMT LQFP-64 ARM Cortex M4 32 bit 80 MHz 256 kB 128 kB 3 x 12 bit 51 I/O 1.71 V 3.6 V + 85 C Tray

STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 MCU TrustZone, 160 MHz 256 Kbytes Flash 4In Stock
$8.88
$6.74
$6.21
$5.77
$5.35
Min.: 1
Mult.: 1
SMD/SMT UFBGA-100 ARM Cortex M33 32 bit 160 MHz 256 kB 274 kB 12 bit 1.71 V 3.6 V + 85 C Tray

STMicroelectronics ARM Microcontrollers - MCU Sub-GHz Wireless MCU Single-core Arm Cortex-M0+ a.64 MHz 256 Kb Flash 32 Kb SRAM 37In Stock
$6.18
$5.10
$4.87
$4.37
Min.: 1
Mult.: 1
SMD/SMT VQFN-48 ARM Cortex M0+ 32 bit 64 MHz 256 kB 32 kB 12 bit 32 I/O 1.7 V 3.6 V + 85 C Tray

STMicroelectronics ARM Microcontrollers - MCU Sub-GHz Wireless MCU Single-core Arm Cortex-M0+ 64 MHz 256 Kb Flash 32 Kb SRAM 21In Stock
$6.72
$5.81
$5.39
$4.97
Min.: 1
Mult.: 1
SMD/SMT VFQFPN-48 ARM Cortex M0+ 32 bit 64 MHz 256 kB 32 KB 12 bit 32 I/O 1.7 V 3.6 V + 105 C Tray
STMicroelectronics ARM Microcontrollers - MCU Sub-GHz Wireless Microcontrollers. Arm Cortex-M4 a.48 MHz 256 Kbytes of Flash 64 26In Stock
14,040On Order
$9.29
$8.06
$7.64
$7.05
Min.: 1
Mult.: 1
SMD/SMT UFQFPN-48 ARM Cortex M4 32 bit 48 MHz 256 kB 64 kB 12 bit 43 I/O 1.8 V 3.6 V + 105 C Tray
Microchip Technology 32-bit Microcontrollers - MCU 256KB, 144FFBGA Ind 6In Stock
$16.20
$14.74
$13.36
Min.: 1
Mult.: 1
SMD/SMT FFBGA-144 AVR 32 bit 66 MHz 256 kB 64 kB 10 bit 110 I/O 1.65 V 1.95 V + 85 C Tray
Microchip Technology 32-bit Microcontrollers - MCU 256KB, 144FFBGA w/ AES Mod. 183In Stock
Cut Tape
$17.35
$16.76
Reel
$14.28
Min.: 1
Mult.: 1
: 2,000
SMD/SMT TBGA-144 AVR 32 bit 66 MHz 256 kB 64 kB 10 bit 110 I/O 1.65 V 1.95 V + 85 C Reel, Cut Tape, MouseReel
Microchip Technology 32-bit Microcontrollers - MCU UC3C 256K FLASH 64K SRAM 5In Stock
$14.12
$12.84
$11.64
Min.: 1
Mult.: 1
SMD/SMT LQFP-144 AVR 32 bit 66 MHz 256 kB 64 kB 12 bit 123 I/O 3 V 5.5 V + 85 C Tray
Microchip Technology 32-bit Microcontrollers - MCU UC3C 256K FLASH 64K SRAM 12In Stock
1,000Expected 04/01/2027
Cut Tape
$13.38
$12.92
Reel
$11.01
Min.: 1
Mult.: 1
: 1,000
SMD/SMT TQFP-100 AVR 32 bit 66 MHz 256 kB 64 kB 12 bit 81 I/O 3 V 5.5 V + 85 C Reel, Cut Tape, MouseReel
Microchip Technology 32-bit Microcontrollers - MCU UC3C 256K FLASH 64K SRAM 10In Stock
$13.19
$11.99
$10.87
Min.: 1
Mult.: 1
SMD/SMT TQFP-100 AVR 32 bit 66 MHz 256 kB 64 kB 12 bit 81 I/O 3 V 5.5 V + 85 C Tray
Microchip Technology ARM Microcontrollers - MCU LQFP GRN IND TMP MRL C 84In Stock
3,150On Order
$12.40
$11.29
$10.23
Min.: 1
Mult.: 1
SMD/SMT LQFP-100 ARM7TDMI 32 bit 20 MHz 256 kB 64 kB 10 bit 62 I/O 1.65 V 1.95 V + 85 C Tray