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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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Microchip Technology SST89E516RD2-40-I-NJE
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Microchip Technology 8-bit Microcontrollers - MCU 64KB+8KB 40MHz
Data Sheet

Product Info.
6,911
In Stock
1: $2.99
10: $2.49
25: $2.22
100: $2.07



Min.: 1
Mult.: 1
8051 8 bit 40 MHz 64 kB 1 kB + 85 C SMD/SMT PLCC-44
Microchip Technology PIC16F1947-I/PT
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Microchip Technology 8-bit Microcontrollers - MCU 28KB Flash, 1KB RAM LCD, 1.8-5.5V
Data Sheet 7,412
In Stock
Alternative Packaging
1: $3.02
10: $2.51
25: $2.30
100: $2.08



Min.: 1
Mult.: 1
PIC 8 bit 32 MHz 28 kB 1024 B + 85 C SMD/SMT TQFP-64
Atmel ATmega48-20AU
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Atmel 8-bit Microcontrollers - MCU 4kB Flash 0.256kB EEPROM 23 I/O Pins
Page 224

Data Sheet
9,613
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
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Atmel 8-bit Microcontrollers - MCU AVR 32K FLSH, 1K EE 2K SRAM - 20 MHz
Data Sheet 17,265
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 + 85 C SMD/SMT TQFP-32
Atmel ATMEGA328-PU
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Atmel 8-bit Microcontrollers - MCU AVR 32K FLSH 1K EE2K SRAM-20MHz IND
Page 225

Data Sheet
12,992
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 + 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 263

Data Sheet
11,157
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 + 85 C Through Hole DIP-8
Microchip Technology PIC18F45K50-I/PT
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Microchip Technology 8-bit Microcontrollers - MCU 32 KB Flash RAM, 48 MHz Int.
Data Sheet 6,551
In Stock
Alternative Packaging
1: $3.29
10: $2.74
25: $2.51
100: $2.27



Min.: 1
Mult.: 1
PIC 8 bit 48 MHz 32 kB 2 kB + 85 C SMD/SMT TQFP-44
Silicon Labs C8051F330-GM
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Silicon Labs 8-bit Microcontrollers - MCU 8KB 10ADC 20P MCU
Page 270

Data Sheet
4,826
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 + 85 C SMD/SMT QFN-20
Atmel ATMEGA328P-MU
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Atmel 8-bit Microcontrollers - MCU 32KB In-system Flash 20MHz 1.8V-5.5V
Page 225

Data Sheet
14,165
In Stock
Alternative Packaging
1: $3.43
10: $3.02
25: $2.83
50: $2.41
100: View



Min.: 1
Mult.: 1
AVR 8 bit 20 MHz 32 kB 2 kB + 85 C SMD/SMT MLF-32
Microchip Technology PIC18F46K80-I/PT
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Microchip Technology 8-bit Microcontrollers - MCU 64KB FL 4KBRM 16MIPS 12bit ADC CTMU
Page 260

Data Sheet
6,807
In Stock
Alternative Packaging
1: $4.05
10: $3.37
25: $3.09
100: $2.80



Min.: 1
Mult.: 1
PIC 8 bit 64 MHz 64 kB 1 kB + 85 C SMD/SMT TQFP-44
Microchip Technology PIC24FJ128GA306-I/PT
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Microchip Technology 16-bit Microcontrollers - MCU 16b 16MIPS 128KB FL 8KBRAM LCD XLP Vbat
Page 260

Data Sheet
6,898
In Stock
Alternative Packaging
1: $4.10
10: $3.41
25: $3.13
100: $2.83



Min.: 1
Mult.: 1
PIC 16 bit 32 MHz 128 kB 8192 B + 85 C SMD/SMT TQFP-64
Atmel ATMEGA8U2-MU
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Atmel 8-bit Microcontrollers - MCU AVR USB 8K FLASH AVR USB 8K FLASH OPT
Page 225

Data Sheet
7,257
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 + 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 10,664
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 + 85 C SMD/SMT QFN-32
Atmel ATMEGA8515-16AU
 Enlarge
Atmel 8-bit Microcontrollers - MCU 8kB Flash 0.5kB EEPROM 35 I/O Pins
Page 224

Data Sheet
7,600
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 + 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 241

Data Sheet
8,501
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
Atmel ATMEGA16M1-AU
 Enlarge
Atmel 8-bit Microcontrollers - MCU 16 MHz, 85DEG
Data Sheet 5,599
In Stock
1: $4.35
10: $3.83
25: $3.60
50: $3.06
100: View



Min.: 1
Mult.: 1
AVR 8 bit 16 MHz 16 kB 1 kB + 85 C SMD/SMT TQFP-32
Silicon Labs C8051F310-GQ
 Enlarge
Silicon Labs 8-bit Microcontrollers - MCU 16KB 10ADC 32P MCU
Page 270

Data Sheet
4,905
In Stock
More Info Available
Alternative Packaging
1: $4.44
10: $4.35
25: $4.27
50: $4.20
100: View



Min.: 1
Mult.: 1
8051 8 bit 25 MHz 16 kB 1.25 kB + 85 C SMD/SMT LQFP-32
Microchip Technology PIC18F2520-I/SO
 Enlarge
Microchip Technology 8-bit Microcontrollers - MCU 32KB 1536 RAM 25I/0
Page 259

Data Sheet
4,321
In Stock
Alternative Packaging
1: $4.58
10: $3.81
25: $3.72
100: $3.64



Min.: 1
Mult.: 1
PIC 8 bit 40 MHz 32 kB 1536 B + 85 C SMD/SMT SOIC-28
STMicroelectronics STM32L100C6U6 STMicroelectronics ARM Microcontrollers - MCU Value Line M3 ARM 32 Kbytes 32 MHz
Data Sheet 7,309
In Stock
1: $4.78
10: $3.84
100: $3.41
250: $3.15
500: View



Min.: 1
Mult.: 1
ARM Cortex M3 32 bit 32 MHz 32 kB 4 kB + 85 C SMD/SMT UFQFPN-48
Atmel ATmega168-20AU
 Enlarge
Atmel 8-bit Microcontrollers - MCU 16kB Flash 0.5kB EEPROM 23 I/O Pins
Page 224

Data Sheet
5,084
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 + 85 C SMD/SMT TQFP-32
Atmel ATXMEGA128A4U-AU
 Enlarge
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 4,038
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 bit 32 MHz 128 kB 8 kB + 85 C SMD/SMT TQFP-44
Atmel ATMEGA32U2-MU
 Enlarge
Atmel 8-bit Microcontrollers - MCU AVR USB 32K FLASH INDUSTRIAL
Data Sheet 5,287
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
Microchip Technology PIC18F4520-E/PT
 Enlarge
Microchip Technology 8-bit Microcontrollers - MCU 32KB 1536 RAM 36I/O
Data Sheet 3,062
In Stock
1: $5.37
10: $4.47
25: $4.37
100: $4.27



Min.: 1
Mult.: 1
PIC 8 bit 40 MHz 32 kB 1536 B + 125 C SMD/SMT TQFP-44
Microchip Technology PIC18LF4550-I/PT
 Enlarge
Microchip Technology 8-bit Microcontrollers - MCU 32kBF 2048RM FSUSB2
Page 259

Data Sheet
3,597
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
Atmel ATXMEGA128A1U-AU
 Enlarge
Atmel 8-bit Microcontrollers - MCU 100TQFP, IND TEMP GREEN, 1.6-3.6V
Data Sheet 4,369
In Stock
1: $5.54
10: $4.88
25: $4.58
50: $3.89
100: View



Min.: 1
Mult.: 1
AVR 8 bit/16 bit 32 MHz 128 kB 8 kB + 85 C SMD/SMT TQFP-100
Compare up to 20 parts.
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