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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 ATMEGA32U2-MU
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Atmel 8-bit Microcontrollers - MCU AVR USB 32K FLASH INDUSTRIAL
Data Sheet 5,247
In Stock
Alternative Packaging
1: $4.95
10: $4.36
25: $4.09
50: $3.48
100: View



Min.: 1
Mult.: 1
AVR 8 bit 16 MHz 32 kB 2.5 kB + 85 C SMD/SMT QFN-32
Silicon Labs C8051F320-GQ
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Silicon Labs 8-bit Microcontrollers - MCU 16KB 10ADC USB 32P MCU Rev E
Page 269

Data Sheet
3,127
In Stock
Alternative Packaging
1: $5.40
10: $5.30
25: $5.20
50: $5.11
100: View



Min.: 1
Mult.: 1
8051 8 bit 25 MHz 16 kB 2.25 kB + 85 C SMD/SMT LQFP-32
Microchip Technology PIC18LF4550-I/PT
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Microchip Technology 8-bit Microcontrollers - MCU 32kBF 2048RM FSUSB2
Page 259

Data Sheet
3,390
In Stock
Alternative Packaging
1: $5.52
10: $4.60
25: $4.49
100: $4.39



Min.: 1
Mult.: 1
PIC 8 bit 48 MHz 32 kB 2 kB + 85 C SMD/SMT TQFP-44
Microchip Technology PIC24FJ128GA106-I/PT
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Microchip Technology 16-bit Microcontrollers - MCU 16B 16MIPS 128KB RAM 53 I/O
Page 260

Data Sheet
4,125
In Stock
Alternative Packaging
1: $5.54
10: $4.61
25: $4.22
100: $3.82



Min.: 1
Mult.: 1
PIC 16 bit 32 MHz 128 kB 16 kB + 85 C SMD/SMT TQFP-64
Silicon Labs C8051F580-IQ
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Silicon Labs 8-bit Microcontrollers - MCU 50MIPS128kB 8kB CAN2 LIN2.1SPI 2xUART I2C
Page 271

Data Sheet
4,273
In Stock
Alternative Packaging
1: $5.67
10: $5.56
25: $5.46
50: $5.36
100: View



Min.: 1
Mult.: 1
8051 8 bit 24 MHz 128 kB 8.25 kB + 125 C SMD/SMT PQFP-48
Silicon Labs C8051F410-GQ
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Silicon Labs 8-bit Microcontrollers - MCU 50 MIPS 32KB 12ADC 32 PIN MCU RTCLOCK
Page 270

Data Sheet
2,659
In Stock
Alternative Packaging
1: $6.04
10: $5.92
25: $5.81
50: $5.71
100: View



Min.: 1
Mult.: 1
8051 8 bit 50 MHz 32 kB 2368 B + 85 C SMD/SMT LQFP-32
Microchip Technology PIC18F2620-I/SP
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Microchip Technology 8-bit Microcontrollers - MCU 64KB 3968 RAM 25 I/O
Page 260

Data Sheet
3,240
In Stock
1: $6.05
10: $5.04
25: $4.92
100: $4.80



Min.: 1
Mult.: 1
PIC 8 bit 32 MHz 64 kB 3968 B + 125 C Through Hole SPDIP-28
Microchip Technology PIC18LF4620-I/PT
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Microchip Technology 8-bit Microcontrollers - MCU 64KB 3968 RAM 36I/O
Page 260

Data Sheet
3,165
In Stock
Alternative Packaging
1: $6.46
10: $5.38
25: $5.25
100: $5.13



Min.: 1
Mult.: 1
PIC 8 bit 40 MHz 64 kB 3986 B + 85 C SMD/SMT TQFP-44
Microchip Technology PIC24FJ256GB106-I/PT
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Microchip Technology 16-bit Microcontrollers - MCU 16B 16MIPS 256KB I/O RAM52 OTG
Page 260

Data Sheet
5,035
In Stock
Alternative Packaging
1: $6.52
10: $5.43
25: $4.98
100: $4.51



Min.: 1
Mult.: 1
PIC 16 bit 32 MHz 256 kB 16 kB + 85 C SMD/SMT TQFP-64
Microchip Technology PIC16F877A-I/PT
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Microchip Technology 8-bit Microcontrollers - MCU 14KB 368 RAM 33 I/O
Page 258

Data Sheet
4,018
In Stock
Alternative Packaging
1: $6.84
10: $5.70
25: $5.55
100: $5.40



Min.: 1
Mult.: 1
PIC 8 bit 20 MHz 14 kB 368 B + 85 C SMD/SMT TQFP-44
Microchip Technology PIC32MX440F512H-80I/PT
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Microchip Technology 32-bit Microcontrollers - MCU 512KB Flash 32KBRAM 80MHz 10B ADC DMA
Data Sheet 3,338
In Stock
Alternative Packaging
1: $7.08
10: $5.90
25: $5.41
100: $4.90



Min.: 1
Mult.: 1
MIPS32 M4K 32 bit 80 MHz 512 kB 32 kB + 85 C SMD/SMT TQFP-64
Atmel ATXMEGA256A3U-MH
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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 226

Data Sheet
4,763
In Stock
Alternative Packaging
1: $7.26
10: $6.53
25: $5.95
50: $5.69
100: View



Min.: 1
Mult.: 1
AVR 8 bit/16 bit 32 MHz 256 kB 16 kB + 85 C SMD/SMT QFN-64
Atmel ATXMEGA256A3U-AU
 Enlarge
Atmel 8-bit Microcontrollers - MCU AVR8 256KB FLSH 16KB
This product may require additional documentation to export from the United States.
Page 226

Data Sheet
4,195
In Stock
1: $7.26
10: $6.53
25: $5.95
50: $5.69
100: View



Min.: 1
Mult.: 1
AVR 8 bit/16 bit 32 MHz 256 kB 16 kB + 85 C SMD/SMT TQFP-64
Atmel ATMEGA324P-20AU
 Enlarge
Atmel 8-bit Microcontrollers - MCU AVR 32KB 1KB EE 20MHz 2KB SRAM 5V
Page 225

Data Sheet
4,085
In Stock
Alternative Packaging
1: $7.38
10: $6.64
25: $6.05
50: $5.78
100: View



Min.: 1
Mult.: 1
AVR 8 bit 20 MHz 32 kB 2 kB + 85 C SMD/SMT TQFP-44
Microchip Technology PIC18F4680-I/PT
 Enlarge
Microchip Technology 8-bit Microcontrollers - MCU 64KB 3328 RAM w/ECAN
Page 260

Data Sheet
4,379
In Stock
Alternative Packaging
1: $7.59
10: $6.32
25: $6.17
100: $6.02



Min.: 1
Mult.: 1
PIC 8 bit 40 MHz 64 kB 3328 B + 85 C SMD/SMT TQFP-44
STMicroelectronics STM32F103VBT6
 Enlarge
STMicroelectronics ARM Microcontrollers - MCU 32BIT Cortex M3 128K 20KB RAM 2X12 ADC
Page 2,393

Data Sheet
3,213
In Stock
Alternative Packaging
1: $7.95
10: $7.16
25: $6.52
100: $5.88
250: View



Min.: 1
Mult.: 1
ARM Cortex M3 32 bit 72 MHz 128 kB 20 kB + 85 C SMD/SMT LQFP-100
STMicroelectronics STM32F411CEU6
STM32F411CEU6

New At Mouser
New At Mouser


STMicroelectronics ARM Microcontrollers - MCU STM32 Dyn Eff MCU 512 K 100 MHz CPU
Page 274

Data Sheet
4,196
In Stock
1: $8.27
10: $7.45
25: $6.78
100: $6.11
250: View



Min.: 1
Mult.: 1
ARM Cortex M4 32 bit 100 MHz 512 kB 128 kB + 85 C SMD/SMT UFQFPN-48
Microchip Technology PIC18F6622-I/PT
 Enlarge
Microchip Technology 8-bit Microcontrollers - MCU 64 KB FL 4K RAM 70 I/O
Page 260

Data Sheet
2,856
In Stock
Alternative Packaging
1: $8.44
10: $7.03
25: $6.45
100: $5.84



Min.: 1
Mult.: 1
PIC 8 bit 40 MHz 64 kB 4 kB + 125 C SMD/SMT TQFP-64
Microchip Technology PIC18F6722-I/PT
 Enlarge
Microchip Technology 8-bit Microcontrollers - MCU FLASH MICROCONTROLLER
Page 260

Data Sheet
2,698
In Stock
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 + 85 C SMD/SMT TQFP-64
Atmel AT89C51RC2-3CSUM
 Enlarge
Atmel 8-bit Microcontrollers - MCU 32kB Flash 1280B RAM 2.7V-5.5V
Page 223

Data Sheet
2,411
In Stock
1: $9.90
10: $8.91
25: $8.11
50: $7.76
100: View



Min.: 1
Mult.: 1
8051 8 bit 60 MHz 32 kB 1280 B + 85 C Through Hole PDIL-40
Microchip Technology PIC18F4685-I/PT
 Enlarge
Microchip Technology 8-bit Microcontrollers - MCU 96KB FL 3328bytes RAM 36I/O
Page 260

Data Sheet
2,169
In Stock
Alternative Packaging
1: $10.04
10: $8.36
25: $7.67
100: $6.95



Min.: 1
Mult.: 1
PIC 8 bit 40 MHz 96 kB 3328 B + 85 C SMD/SMT TQFP-44
Microchip Technology PIC32MX695F512H-80I/PT
 Enlarge
Microchip Technology 32-bit Microcontrollers - MCU 81 MHz USB ENET 8 DMA
Data Sheet 1,904
In Stock
Alternative Packaging
1: $10.13
10: $8.44
25: $7.74
100: $7.01



Min.: 1
Mult.: 1
MIPS32 M4K 32 bit 80 MHz 512 kB 128 kB + 85 C SMD/SMT TQFP-64
Microchip Technology PIC16F877-20I/PT
 Enlarge
Microchip Technology 8-bit Microcontrollers - MCU 14KB 368 RAM 33 I/O
Data Sheet 2,149
In Stock
Alternative Packaging
1: $10.26
10: $8.55
25: $8.33
100: $8.10



Min.: 1
Mult.: 1
PIC 8 bit 20 MHz 8 kB 368 B + 85 C SMD/SMT TQFP-44
Atmel AT89C51ED2-RLTUM
 Enlarge
Atmel 8-bit Microcontrollers - MCU 64kB Flash 2048B RAM 2.7V-5.5V
Page 223

Data Sheet
2,468
In Stock
1: $10.80
10: $9.72
25: $8.85
50: $8.46
100: View



Min.: 1
Mult.: 1
8051 8 bit 60 MHz 64 kB 2 kB + 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 234

Data Sheet
1,964
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 + 70 C SMD/SMT SSOP-56
Compare up to 20 parts.
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