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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 ATMEGA8U2-MU
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Atmel 8-bit Microcontrollers - MCU AVR USB 8K FLASH AVR USB 8K FLASH OPT
Page 219

Data Sheet
7,297
In Stock
Alternative Packaging
1: $4.16
10: $3.66
25: $3.43
50: $2.92
100: View



Min.: 1
Mult.: 1
AVR 8 bit 16 MHz 8 kB 1 kB Yes + 85 C SMD/SMT QFN-32
Atmel ATMEGA16U2-AU
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Atmel 8-bit Microcontrollers - MCU AVR USB 8K FLASH AVR,USB16K FLASH
Data Sheet 7,266
In Stock
Alternative Packaging
1: $4.17
10: $3.67
25: $3.45
50: $2.93
100: View



Min.: 1
Mult.: 1
AVR 8 bit 16 MHz 16 kB 1.25 kB Yes + 85 C SMD/SMT TQFP-32
Atmel ATMEGA16U2-MU
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Atmel 8-bit Microcontrollers - MCU AVR USB 8K FLASH AVR USB 16K FLASH
Data Sheet 11,539
In Stock
Alternative Packaging
1: $4.17
10: $3.67
25: $3.45
50: $2.93
100: View



Min.: 1
Mult.: 1
AVR 8 bit 16 MHz 16 kB 1.25 kB Yes + 85 C SMD/SMT QFN-32
Atmel ATMEGA8515-16AU
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Atmel 8-bit Microcontrollers - MCU 8kB Flash 0.5kB EEPROM 35 I/O Pins
Page 218

Data Sheet
8,241
In Stock
Alternative Packaging
1: $4.23
10: $3.72
25: $3.49
50: $2.97
100: View



Min.: 1
Mult.: 1
AVR 8 bit 16 MHz 8 kB 512 B Yes + 85 C SMD/SMT TQFP-44
Freescale Semiconductor MC9S08AC96CFGE
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Freescale Semiconductor 8-bit Microcontrollers - MCU 8 Bit 96K FLASH 8K RAM
Page 234

Data Sheet
9,986
In Stock
1: $4.33
10: $4.08
25: $3.85
100: $2.65



Min.: 1
Mult.: 1
S08 8 bit 40 MHz 96 kB 8 kB Yes + 85 C SMD/SMT LQFP-44
Atmel ATmega88-20AU
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Atmel 8-bit Microcontrollers - MCU 8kB Flash 0.5kB EEPROM 23 I/O Pins
Page 218

Data Sheet
6,286
In Stock
Alternative Packaging
1: $4.33
10: $3.81
25: $3.58
50: $3.04
100: View



Min.: 1
Mult.: 1
AVR 8 bit 20 MHz 8 kB 1 kB Yes + 85 C SMD/SMT TQFP-32
Microchip Technology PIC18F66K22-I/PTRSL
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Microchip Technology 8-bit Microcontrollers - MCU 8Bit MCU 64KB Flash 4KB RAM, 1KB EE
Data Sheet 5,703
In Stock
Alternative Packaging
1: $4.46
10: $3.72
25: $3.41
100: $3.09



Min.: 1
Mult.: 1
PIC 8 bit 64 MHz 64 kB 3 kB Yes + 125 C SMD/SMT TQFP
Microchip Technology PIC24FJ64GB004-I/PT
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Microchip Technology 16-bit Microcontrollers - MCU 64KB Flash 8KB RAM nanoWatt
Data Sheet 6,260
In Stock
Alternative Packaging
1: $4.49
10: $3.74
25: $3.43
100: $3.10



Min.: 1
Mult.: 1
PIC 16 bit 32 MHz 64 kB 8 kB + 85 C SMD/SMT TQFP-44
Atmel ATmega168-20AU
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Atmel 8-bit Microcontrollers - MCU 16kB Flash 0.5kB EEPROM 23 I/O Pins
Page 218

Data Sheet
4,522
In Stock
Alternative Packaging
1: $4.86
10: $4.28
25: $4.02
50: $3.41
100: View



Min.: 1
Mult.: 1
AVR 8 bit 20 MHz 16 kB 1 kB Yes + 85 C SMD/SMT TQFP-32
Microchip Technology PIC18F4520-I/PT
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Microchip Technology 8-bit Microcontrollers - MCU 32KB 1536 RAM 36I/O
Page 253

Data Sheet
3,550
In Stock
More Info Available
Alternative Packaging
1: $4.88
10: $4.07
25: $3.97
100: $3.87



Min.: 1
Mult.: 1
PIC 8 bit 40 MHz 32 kB 1536 B Yes + 85 C SMD/SMT TQFP-44
Atmel 8-bit Microcontrollers - MCU 44TQFP, IND TEMP GREEN, 1.6-3.6V
This product may require additional documentation to export from the United States.
Data Sheet 7,863
In Stock
More Info Available
Alternative Packaging
1: $4.95
10: $4.36
25: $4.09
50: $3.48
100: View



Min.: 1
Mult.: 1
AVR 8 bit/16 bit 32 MHz 128 kB 8 kB Yes + 85 C SMD/SMT TQFP-44
Atmel ATMEGA32U2-MU
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Atmel 8-bit Microcontrollers - MCU AVR USB 32K FLASH INDUSTRIAL
Data Sheet 5,761
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 Yes + 85 C SMD/SMT QFN-32
Microchip Technology PIC18F4550-I/PT
Enlarge
Microchip Technology 8-bit Microcontrollers - MCU 32kBF 2048RM FSUSB2
Page 253

Data Sheet
4,349
In Stock
Alternative Packaging
1: $5.26
10: $4.38
25: $4.28
100: $4.18



Min.: 1
Mult.: 1
PIC 8 bit 48 MHz 32 kB 2048 B Yes + 85 C SMD/SMT TQFP-44
Silicon Labs C8051F320-GQ
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Silicon Labs 8-bit Microcontrollers - MCU 16KB 10ADC USB 32P MCU Rev E
Page 264

Data Sheet
3,467
In Stock
Alternative Packaging
1: $5.37
25: $5.18
100: $5.00
1,000: $4.56



Min.: 1
Mult.: 1
8051 8 bit 25 MHz 16 kB 2.25 kB Yes + 85 C SMD/SMT LQFP-32
Microchip Technology PIC18LF4550-I/PT
Enlarge
Microchip Technology 8-bit Microcontrollers - MCU 32kBF 2048RM FSUSB2
Page 253

Data Sheet
4,409
In Stock
Alternative Packaging
1: $5.52
10: $4.60
25: $4.49
100: $4.38



Min.: 1
Mult.: 1
PIC 8 bit 48 MHz 32 kB 2 kB Yes + 85 C SMD/SMT TQFP-44
Microchip Technology PIC18F2620-I/SO
Enlarge
Microchip Technology 8-bit Microcontrollers - MCU 64KB 3968 RAM 25 I/O
Page 254

Data Sheet
3,519
In Stock
Alternative Packaging
1: $5.84
10: $4.87
25: $4.76
100: $4.64



Min.: 1
Mult.: 1
PIC 8 bit 40 MHz 64 kB 3968 B Yes + 125 C SMD/SMT SOIC-28
Microchip Technology PIC18F2620-I/SP
Enlarge
Microchip Technology 8-bit Microcontrollers - MCU 64KB 3968 RAM 25 I/O
Page 254

Data Sheet
3,689
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 Yes + 125 C Through Hole SPDIP-28
Microchip Technology PIC18F4620-I/PT
Enlarge
Microchip Technology 8-bit Microcontrollers - MCU 64KB 3968 RAM 36 I/O
Page 254

Data Sheet
5,198
In Stock
Alternative Packaging
1: $6.14
10: $5.12
25: $5.00
100: $4.88



Min.: 1
Mult.: 1
PIC 8 bit 40 MHz 64 kB 3968 B Yes + 85 C SMD/SMT TQFP-44
Microchip Technology PIC18F4620-I/P
Enlarge
Microchip Technology 8-bit Microcontrollers - MCU 64KB 3968 RAM 36 I/O
Page 254

Data Sheet
2,630
In Stock
1: $6.25
10: $5.21
25: $5.08
100: $4.96



Min.: 1
Mult.: 1
PIC 8 bit 40 MHz 64 kB 3968 B Yes + 85 C Through Hole PDIP-40
Microchip Technology PIC18F4580-I/PT
Enlarge
Microchip Technology 8-bit Microcontrollers - MCU 32 KB FL 1536 RAM 36 I/O
Page 253

Data Sheet
3,181
In Stock
Alternative Packaging
1: $6.31
10: $5.26
25: $5.13
100: $5.01



Min.: 1
Mult.: 1
PIC 8 bit 40 MHz 32 kB 1536 B Yes + 125 C SMD/SMT TQFP-44
Atmel ATMEGA32U4-MU
Enlarge
Atmel 8-bit Microcontrollers - MCU AVR USB 32K FLASH INDUSTRIAL
Data Sheet 3,863
In Stock
More Info Available
Alternative Packaging
1: $6.37
10: $5.74
25: $5.23
50: $5.10
100: View



Min.: 1
Mult.: 1
AVR 8 bit 16 MHz 32 kB 2.5 kB Yes + 85 C SMD/SMT QFN-44
Microchip Technology PIC18F252-I/SP
Enlarge
Microchip Technology 8-bit Microcontrollers - MCU 32KB 1536 RAM 23I/O
Page 253

Data Sheet
2,765
In Stock
1: $6.53
10: $5.44
25: $5.30
100: $5.15



Min.: 1
Mult.: 1
PIC 8 bit 40 MHz 32 kB 1536 B Yes + 85 C Through Hole SPDIP-28
Microchip Technology PIC18F97J60-I/PF
Enlarge
Microchip Technology 8-bit Microcontrollers - MCU 128KB FLASH 10BASE-T Enet
Page 254

Data Sheet
3,570
In Stock
Alternative Packaging
1: $6.80
10: $5.67
25: $5.19
100: $4.70



Min.: 1
Mult.: 1
PIC 8 bit 41.667 MHz 128 kB 3808 B Yes + 85 C SMD/SMT TQFP-100
Microchip Technology PIC32MX440F512H-80I/PT
Enlarge
Microchip Technology 32-bit Microcontrollers - MCU 512KB Flash 32KBRAM 80MHz 10B ADC DMA
Data Sheet 4,672
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 ATmega16-16AU
Enlarge
Atmel 8-bit Microcontrollers - MCU 16kB Flash 0.5kB EEPROM 32 I/O Pins
Page 218

Data Sheet
4,070
In Stock
Alternative Packaging
1: $7.11
10: $6.40
25: $5.83
50: $5.69
100: View



Min.: 1
Mult.: 1
AVR 8 bit 16 MHz 16 kB 1 kB Yes + 85 C SMD/SMT TQFP-44
Compare up to 20 parts.
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