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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

Available Filters 25,194 Matches  

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Compare up to 20 parts.
Select ImageMouser Part # Mfr. Part # Mfr. Description Documents Availability Pricing
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Atmel AT89S52-24PU
 Enlarge
Atmel 8-bit Microcontrollers - MCU 8kB Flash 256B RAM 33MHz 4.0V-5.5V
Page 217

Data Sheet
14,256
In Stock
1: $1.69
10: $1.55
25: $1.40
50: $1.19
100: View



Min.: 1
Mult.: 1
8051 8 bit 33 MHz 8 kB 256 B No ADC + 85 C Through Hole PDIP-40
Microchip Technology PIC16F688-I/ST
 Enlarge
Microchip Technology 8-bit Microcontrollers - MCU 7KB 256 RAM 12 I/O
Page 252

Data Sheet
10,440
In Stock
Alternative Packaging
1: $1.72
10: $1.43
25: $1.40
100: $1.36



Min.: 1
Mult.: 1
PIC 8 bit 20 MHz 7 kB 256 B 10 bit + 85 C SMD/SMT TSSOP-14
Microchip Technology PIC16F687-I/P
 Enlarge
Microchip Technology 8-bit Microcontrollers - MCU 3.5KB FL 128R 18 I/O
Page 251

Data Sheet
13,388
In Stock
1: $1.86
10: $1.55
25: $1.51
100: $1.47



Min.: 1
Mult.: 1
PIC 8 bit 20 MHz 2048 B 128 B 10 bit + 125 C Through Hole PDIP-20
Microchip Technology PIC16F628A-I/P
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Microchip Technology 8-bit Microcontrollers - MCU 3.5KB 224 RAM 16 I/O
Page 251

Data Sheet
10,465
In Stock
1: $2.08
10: $1.73
25: $1.68



Min.: 1
Mult.: 1
PIC 8 bit 20 MHz 3.5 kB 224 B No ADC + 85 C Through Hole PDIP-18
Microchip Technology PIC16F685-I/P
 Enlarge
Microchip Technology 8-bit Microcontrollers - MCU 7KB FL 256R 18 I/O
Page 252

Data Sheet
11,391
In Stock
1: $2.17
10: $1.81
25: $1.66
100: $1.54



Min.: 1
Mult.: 1
PIC 8 bit 20 MHz 7 kB 256 B 10 bit + 125 C Through Hole PDIP-20
Microchip Technology PIC16F886-I/SO
 Enlarge
Microchip Technology 8-bit Microcontrollers - MCU 14KB Flash 368 RAM 25 I/O
Page 252

Data Sheet
9,974
In Stock
Alternative Packaging
1: $2.26
10: $1.88
25: $1.83
100: $1.78



Min.: 1
Mult.: 1
PIC 8 bit 20 MHz 14 kB 368 B 10 bit + 85 C SMD/SMT SOIC-28
Microchip Technology PIC16F1938-I/SS
 Enlarge
Microchip Technology 8-bit Microcontrollers - MCU 28KB Flash 1.8-5.5V 1KB RAM 256B EEPROM
Page 252

Data Sheet
9,956
In Stock
Alternative Packaging
1: $2.27
10: $1.89
25: $1.73
100: $1.57



Min.: 1
Mult.: 1
PIC 8 bit 32 MHz 28 kB 1024 B 10 bit + 85 C SMD/SMT SSOP-28
Microchip Technology PIC16F690-I/P
 Enlarge
Microchip Technology 8-bit Microcontrollers - MCU 7KB FL 256R 18 I/O
Page 252

Data Sheet
9,982
In Stock
1: $2.29
10: $1.91
25: $1.75
100: $1.62



Min.: 1
Mult.: 1
PIC 8 bit 20 MHz 7 kB 256 B 10 bit + 125 C Through Hole PDIP-20
Atmel ATMEGA168A-PU
 Enlarge
Atmel 8-bit Microcontrollers - MCU AVR 16KB FL 512B EE 1KB SRAM-20MHz
Data Sheet 8,705
In Stock
1: $2.85
10: $2.51
25: $2.36
50: $2.00
100: View



Min.: 1
Mult.: 1
AVR 8 bit 20 MHz 16 kB 1 kB 10 bit + 85 C Through Hole PDIP-28
Microchip Technology PIC18F26K20-I/ML
 Enlarge
Microchip Technology 8-bit Microcontrollers - MCU 64KBFlash 3968 RAM25 I/O 8B Family PbFree
Page 254

Data Sheet
11,160
In Stock
Alternative Packaging
1: $2.92
10: $2.43
25: $2.23
100: $2.02



Min.: 1
Mult.: 1
PIC 8 bit 64 MHz 64 kB 3936 B 10 bit + 85 C SMD/SMT QFN-28
Microchip Technology SST89E516RD2-40-I-NJE
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Microchip Technology 8-bit Microcontrollers - MCU 64KB+8KB 40MHz
Data Sheet

Product Info.
7,905
In Stock
1: $3.00
10: $2.49
25: $2.22
100: $2.07
250: $1.95



Min.: 1
Mult.: 1
8051 8 bit 40 MHz 64 KB 1 KB No ADC + 85 C SMD/SMT PLCC-44
Atmel ATmega48-20AU
 Enlarge
Atmel 8-bit Microcontrollers - MCU 4kB Flash 0.256kB EEPROM 23 I/O Pins
Page 218

Data Sheet
11,307
In Stock
Alternative Packaging
1: $3.07
10: $2.70
25: $2.54
50: $2.15
100: View



Min.: 1
Mult.: 1
AVR 8 bit 20 MHz 4 kB 512 B + 85 C SMD/SMT TQFP-32
Atmel ATMEGA328-AU
 Enlarge
Atmel 8-bit Microcontrollers - MCU AVR 32K FLSH, 1K EE 2K SRAM - 20 MHz
Data Sheet 6,866
In Stock
Alternative Packaging
1: $3.12
10: $2.75
25: $2.58
50: $2.19
100: View



Min.: 1
Mult.: 1
AVR 8 bit 20 MHz 32 kB 2 kB 10 bit + 85 C SMD/SMT TQFP-32
Atmel ATMEGA328-PU
 Enlarge
Atmel 8-bit Microcontrollers - MCU AVR 32K FLSH 1K EE2K SRAM-20MHz IND
Page 219

Data Sheet
16,068
In Stock
1: $3.24
10: $2.85
25: $2.68
50: $2.27
100: View



Min.: 1
Mult.: 1
AVR 8 bit 20 MHz 32 kB 2 kB 10 bit + 85 C Through Hole PDIP-28
NXP Semiconductors LPC810M021FN8FP
LPC810M021FN8FP

New Technology
New Technology


NXP Semiconductors ARM Microcontrollers - MCU 32-bit ARM CortexM0+ Microcontroller
Page 257

Data Sheet
11,160
In Stock
1: $3.27
10: $2.63
100: $2.39
250: $2.16
500: View



Min.: 1
Mult.: 1
ARM Cortex M0 32 bit 30 MHz 4 kB 1 kB No ADC + 85 C Through Hole DIP-8
Silicon Labs C8051F330-GM
 Enlarge
Silicon Labs 8-bit Microcontrollers - MCU 8KB 10ADC 20P MCU
Page 265

Data Sheet
5,493
In Stock
Alternative Packaging
1: $3.30
10: $3.24
25: $3.18
50: $3.12
100: View



Min.: 1
Mult.: 1
8051 8 bit 25 MHz 8 kB 768 B 10 bit + 85 C SMD/SMT QFN-20
Microchip Technology PIC18F1320-E/SS
 Enlarge
Microchip Technology 8-bit Microcontrollers - MCU 8KB 256 RAM 16 I/O
Page 252

Data Sheet
5,277
In Stock
1: $3.43
10: $2.86
25: $2.80
100: $2.73



Min.: 1
Mult.: 1
PIC 8 bit 40 MHz 8 kB 256 B 10 bit + 125 C SMD/SMT SSOP-20
Microchip Technology PIC16F946-I/PT
 Enlarge
Microchip Technology 8-bit Microcontrollers - MCU 14 KB 352 RAM
Page 252

Data Sheet
5,679
In Stock
Alternative Packaging
1: $3.82
10: $3.18
25: $2.92
100: $2.64



Min.: 1
Mult.: 1
PIC 8 bit 20 MHz 14 kB 352 B 10 bit + 125 C SMD/SMT TQFP-64
Atmel ATmega8L-8AU
 Enlarge
Atmel 8-bit Microcontrollers - MCU 8kB Flash 0.5kB EEPROM 23 I/O Pins
Page 218

Data Sheet
6,288
In Stock
Alternative Packaging
1: $3.99
10: $3.51
25: $3.30
50: $2.80
100: View



Min.: 1
Mult.: 1
AVR 8 bit 8 MHz 8 kB 1 kB + 85 C SMD/SMT TQFP-32
Microchip Technology PIC18F46K80-I/PT
 Enlarge
Microchip Technology 8-bit Microcontrollers - MCU 64KB FL 4KBRM 16MIPS 12bit ADC CTMU
Page 254

Data Sheet
5,261
In Stock
More Info Available
Alternative Packaging
1: $4.04
10: $3.37
25: $3.09
100: $2.80



Min.: 1
Mult.: 1
PIC 8 bit 64 MHz 64 kB 1 kB 12 bit + 85 C SMD/SMT TQFP-44
Atmel ATMEGA8U2-MU
 Enlarge
Atmel 8-bit Microcontrollers - MCU AVR USB 8K FLASH AVR USB 8K FLASH OPT
Page 219

Data Sheet
7,270
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 No ADC + 85 C SMD/SMT QFN-32
Atmel ATMEGA16U2-MU
 Enlarge
Atmel 8-bit Microcontrollers - MCU AVR USB 8K FLASH AVR USB 16K FLASH
Data Sheet 11,155
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 No ADC + 85 C SMD/SMT QFN-32
Atmel ATMEGA16U2-AU
 Enlarge
Atmel 8-bit Microcontrollers - MCU AVR USB 8K FLASH AVR,USB16K FLASH
Data Sheet 6,121
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 No ADC + 85 C SMD/SMT TQFP-32
Atmel ATMEGA8515-16AU
 Enlarge
Atmel 8-bit Microcontrollers - MCU 8kB Flash 0.5kB EEPROM 35 I/O Pins
Page 218

Data Sheet
8,010
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 No ADC + 85 C SMD/SMT TQFP-44
Freescale Semiconductor MC9S08AC96CFGE
 Enlarge
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 + 85 C SMD/SMT LQFP-44
Compare up to 20 parts.
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