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All Products > Semiconductors > Integrated Circuits - ICs > Embedded Processors & Controllers > Microcontrollers - MCU
Microcontrollers (MCUs) are available at Mouser Electronics from industry leading microcontroller manufacturers. Mouser is an authorized distributor for Atmel, Freescale, Microchip, NXP, Silicon Labs, STMicroelectronics, Texas Instruments & many more. View our wide selection of microcontrollers below. View our Newest Microcontrollers page.
Category   Semiconductors >  Integrated Circuits - ICs >  Embedded Processors & Controllers >  Microcontrollers - MCU

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Compare up to 20 parts.
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Atmel ATXMEGA256A3U-AU
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Atmel 8-bit Microcontrollers - MCU AVR8 256KB FLSH 16KB
This product may require additional documentation to export from the United States.
Page 220

Data Sheet
5,237
In Stock
1: $7.33
10: $6.60
25: $6.01
50: $5.86
100: View



Min.: 1
Mult.: 1
AVR 8 bit/16 bit 32 MHz 256 kB 16 kB + 85 C SMD/SMT TQFP-64
Atmel ATXMEGA256A3U-MH
 Enlarge
Atmel 8-bit Microcontrollers - MCU AVR8 256KB FLSH 16KB
This product may require additional documentation to export from the United States.
Page 220

Data Sheet
5,180
In Stock
Alternative Packaging
1: $7.33
10: $6.60
25: $6.01
50: $5.86
100: View



Min.: 1
Mult.: 1
AVR 8 bit/16 bit 32 MHz 256 kB 16 kB + 85 C SMD/SMT QFN-64
Atmel ATMEGA324P-20AU
 Enlarge
Atmel 8-bit Microcontrollers - MCU AVR 32KB 1KB EE 20MHz 2KB SRAM 5V
Page 219

Data Sheet
4,236
In Stock
Alternative Packaging
1: $7.45
10: $6.70
25: $6.11
50: $5.96
100: View



Min.: 1
Mult.: 1
AVR 8 bit 20 MHz 32 kB 2 kB 10 bit + 85 C SMD/SMT TQFP-44
Silicon Labs C8051F340-GQ
 Enlarge
Silicon Labs 8-bit Microcontrollers - MCU 48 MIPS 64KB 10ADC
Page 264

Data Sheet
3,262
In Stock
More Info Available
Alternative Packaging
1: $7.77
10: $7.62
25: $7.48
50: $7.35
100: View



Min.: 1
Mult.: 1
8051 8 bit 48 MHz 64 kB 4352 B 10 bit + 85 C SMD/SMT TQFP-48
Atmel ATmega644PA-AU
 Enlarge
Atmel 8-bit Microcontrollers - MCU 64K Flash 2K EEPROM 4K SRAM 32 IO Pins
Data Sheet 3,167
In Stock
Alternative Packaging
1: $7.81
10: $7.03
25: $6.40
50: $6.25
100: View



Min.: 1
Mult.: 1
AVR 8 bit 20 MHz 64 kB 4 kB + 85 C SMD/SMT TQFP-44
Atmel ATmega644PA-MU
 Enlarge
Atmel 8-bit Microcontrollers - MCU 64K Flash 2K EEPROM 4K SRAM 32 IO Pins
Data Sheet 3,196
In Stock
Alternative Packaging
1: $7.81
10: $7.03
25: $6.40
50: $6.25
100: View



Min.: 1
Mult.: 1
AVR 8 bit 20 MHz 64 kB 4 kB + 85 C SMD/SMT QFN-44
Atmel AT89C51RB2-RLTUM
 Enlarge
Atmel 8-bit Microcontrollers - MCU 16kB Flash 1280B RAM 2.7V-5.5V
Page 217

Data Sheet
3,565
In Stock
1: $7.95
10: $7.15
25: $6.52
50: $6.36
100: View



Min.: 1
Mult.: 1
8051 8 bit 60 MHz 16 kB 1280 B No ADC + 85 C SMD/SMT VQFP-44
Atmel ATMEGA1284P-MU
 Enlarge
Atmel 8-bit Microcontrollers - MCU 128KB Flash 20MHz 1.8V-5.5V
Page 219

Data Sheet
2,879
In Stock
Alternative Packaging
1: $8.48
10: $7.63
25: $6.95
50: $6.78
100: View



Min.: 1
Mult.: 1
AVR 8 bit 20 MHz 128 kB 16 kB + 85 C SMD/SMT VQFN-44
Atmel ATMEGA644P-20AU
 Enlarge
Atmel 8-bit Microcontrollers - MCU AVR 64K FLSH 4K SRAM 2KB EE 20MHZ 5V
Page 219

Data Sheet
3,210
In Stock
Alternative Packaging
1: $8.54
10: $7.68
25: $7.00
50: $6.83
100: View



Min.: 1
Mult.: 1
AVR 8 bit 20 MHz 64 kB 4 kB + 85 C SMD/SMT TQFP-44
STMicroelectronics STM32F205RCT6
 Enlarge
STMicroelectronics ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 256kB
Page 269

Data Sheet
2,806
In Stock
Alternative Packaging
1: $9.01
10: $8.12
25: $7.39
100: $6.66
250: View



Min.: 1
Mult.: 1
ARM Cortex M3 32 bit 120 MHz 256 kB 96 kB 12 bit + 85 C SMD/SMT LQFP-64
Atmel AT89C5131A-S3SUM
 Enlarge
Atmel 8-bit Microcontrollers - MCU 32K Flash USB Ind 5V
Page 217

Data Sheet
2,629
In Stock
1: $9.08
10: $8.18
25: $7.45
50: $7.27
100: View



Min.: 1
Mult.: 1
80C51 8 bit 48 MHz 1280 B 1.25 kB No ADC + 85 C SMD/SMT PLCC-52
Atmel ATmega128A-AU
 Enlarge
Atmel 8-bit Microcontrollers - MCU 128K Flash 4K EEPROM 4K SRAM 53 IO Pins
Page 219

Data Sheet
4,025
In Stock
Alternative Packaging
1: $9.75
10: $8.77
25: $7.99
50: $7.80
100: View



Min.: 1
Mult.: 1
AVR 8 bit 16 MHz 128 kB 4 kB 10 bit + 85 C SMD/SMT TQFP-64
Microchip Technology PIC18F6722-I/PT
 Enlarge
Microchip Technology 8-bit Microcontrollers - MCU FLASH MICROCONTROLLER
Page 254

Data Sheet
2,150
In Stock
More Info Available
Alternative Packaging
1: $9.88
10: $8.23
25: $8.04
100: $7.84



Min.: 1
Mult.: 1
PIC 8 bit 8 MHz 128 kB 4 kB 10 bit + 85 C SMD/SMT TQFP-64
Atmel AT89C51RC2-3CSUM
 Enlarge
Atmel 8-bit Microcontrollers - MCU 32kB Flash 1280B RAM 2.7V-5.5V
Page 217

Data Sheet
3,029
In Stock
1: $9.99
10: $8.99
25: $8.20
50: $7.99
100: View



Min.: 1
Mult.: 1
8051 8 bit 60 MHz 32 kB 1280 B No ADC + 85 C Through Hole PDIL-40
Microchip Technology PIC18F8722-I/PT
 Enlarge
Microchip Technology 8-bit Microcontrollers - MCU 128 KB FL 4K RAM 70 I/O
Page 254

Data Sheet
2,875
In Stock
Alternative Packaging
1: $10.49
10: $8.74
25: $8.53
100: $8.33



Min.: 1
Mult.: 1
PIC 8 bit 40 MHz 128 kB 4 kB 10 bit + 125 C SMD/SMT TQFP-80
Atmel AT89C51ED2-SLSUM
 Enlarge
Atmel 8-bit Microcontrollers - MCU 64kB Flash 2048B RAM 2.7V-5.5V
Page 217

Data Sheet
2,213
In Stock
1: $10.90
10: $9.81
25: $8.94
50: $8.72
100: View



Min.: 1
Mult.: 1
8051 8 bit 60 MHz 64 kB 2 kB No ADC + 85 C SMD/SMT PLCC-44
Atmel AT89C51ED2-RLTUM
 Enlarge
Atmel 8-bit Microcontrollers - MCU 64kB Flash 2048B RAM 2.7V-5.5V
Page 217

Data Sheet
4,390
In Stock
1: $10.90
10: $9.81
25: $8.94
50: $8.72
100: View



Min.: 1
Mult.: 1
8051 8 bit 60 MHz 64 kB 2 kB No ADC + 85 C SMD/SMT VQFP-44
Cypress Semiconductor CY7C68013A-56PVXC
 Enlarge
Cypress Semiconductor 8-bit Microcontrollers - MCU EZ USB FX2LP LO PWR LO COM
Page 228

Data Sheet
2,679
In Stock
Alternative Packaging
1: $10.91
10: $9.92
25: $9.42
100: $8.92
250: View



Min.: 1
Mult.: 1
8051 8 bit/16 bit 48 MHz 16 kB No ADC + 70 C SMD/SMT SSOP-56
Atmel ATMEGA640-16AU
 Enlarge
Atmel 8-bit Microcontrollers - MCU 64kB Flash 4kB EEPROM 86 I/O Pins
Page 219

Data Sheet
1,827
In Stock
Alternative Packaging
1: $10.98
10: $9.98
25: $9.23
50: $8.78
100: View



Min.: 1
Mult.: 1
AVR 8 bit 16 MHz 64 kB 8 kB 10 bit + 85 C SMD/SMT TQFP-100
Microchip Technology PIC18LF8722-I/PT
 Enlarge
Microchip Technology 8-bit Microcontrollers - MCU 128 KB FL 4K RAM 70 I/O
Page 254

Data Sheet
2,022
In Stock
Alternative Packaging
1: $11.00
10: $9.17
25: $8.95
100: $8.74



Min.: 1
Mult.: 1
PIC 8 bit 40 MHz 128 kB 3936 B 10 bit + 85 C SMD/SMT TQFP-80
Atmel AT90USB1286-AU
 Enlarge
Atmel 8-bit Microcontrollers - MCU USB 128K FLASH 16 MHz
Data Sheet 2,277
In Stock
Alternative Packaging
1: $11.21
10: $10.09
25: $9.19
50: $8.97
100: View



Min.: 1
Mult.: 1
AVR 8 bit 20 MHz 128 kB 8 kB + 85 C SMD/SMT TQFP-64
NXP Semiconductors LPC1768FBD100,551 NXP Semiconductors ARM Microcontrollers - MCU ARM Cortex M3 Micro Controller
Page 258

Data Sheet
3,897
In Stock
1: $11.24
10: $10.12
25: $9.22
100: $8.32
250: View



Min.: 1
Mult.: 1
ARM Cortex M3 32 bit 100 MHz 512 kB 64 kB 12 bit + 85 C SMD/SMT LQFP-100
NXP Semiconductors LPC1778FBD144,551 NXP Semiconductors ARM Microcontrollers - MCU CORTEX-M3 512KB FL 96KB SRAM USB 2.0
Data Sheet 2,838
In Stock
1: $11.61
10: $10.46
25: $9.53
100: $8.60
250: View



Min.: 1
Mult.: 1
ARM Cortex M3 32 bit 120 MHz 512 kB 64 kB 12 bit + 85 C SMD/SMT LQFP-144
Freescale Semiconductor MK60DN512VMD10
 Enlarge
Freescale Semiconductor ARM Microcontrollers - MCU KINETIS 512K ENET
Page 232

Data Sheet
2,245
In Stock
1: $11.79
10: $11.13
25: $10.50
100: $7.22



Min.: 1
Mult.: 1
ARM Cortex M4 32 bit 100 MHz 512 kB 4 kB + 105 C SMD/SMT MAPBGA-144
Microchip Technology PIC32MX795F512L-80V/PT Microchip Technology 32-bit Microcontrollers - MCU 512KB 128KBR USB-OTG 2 CAN ETH 80MHz 10b
Page 255

Data Sheet
3,459
In Stock
Alternative Packaging
1: $11.84
10: $9.87
25: $9.05
100: $8.19



Min.: 1
Mult.: 1
MIPS32 M4K 32 bit 80 MHz 512 kB 128 kB + 85 C SMD/SMT TQFP-100
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