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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.
Select ImageMouser Part # Mfr. Part # Mfr. Description Documents Availability Pricing
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Quantity RoHS Core Data Bus Width Maximum Clock Frequency Program Memory Size Data RAM Size On-Chip ADC Maximum Operating Temperature Mounting Style Package / Case
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Maxim Integrated DS87C520-MCL+
Enlarge
Maxim Integrated 8-bit Microcontrollers - MCU EPROM/ROM High-Speed
Data Sheet 905
In Stock
1: $25.78
25: $25.31
50: $24.99
100: $24.68
250: View



Min.: 1
Mult.: 1
8051 8 bit 33 MHz 16 kB 1 kB No + 70 C Through Hole PDIP-40
Freescale Semiconductor MC9S12DP512CPVE
Enlarge
Freescale Semiconductor 16-bit Microcontrollers - MCU 16 BIT 25MHz
Page 239

Data Sheet
1,130
In Stock
Alternative Packaging
1: $27.32
10: $25.77
25: $24.31
100: $16.72



Min.: 1
Mult.: 1
HCS12 16 bit 50 MHz 512000 B 12000 B + 85 C SMD/SMT LQFP-112
Maxim Integrated DS87C520-QNL+
Enlarge
Maxim Integrated 8-bit Microcontrollers - MCU EPROM/ROM High-Speed
Data Sheet 944
In Stock
Alternative Packaging
1: $28.27
25: $26.75
100: $25.95



Min.: 1
Mult.: 1
8051 8 bit 33 MHz 16 kB 1 kB No + 85 C SMD/SMT PLCC-44
Atmel AT91RM9200-CJ-002
Enlarge
Atmel ARM Microcontrollers - MCU BGA IND TEMP
Page 221

Data Sheet
1,226
In Stock
1: $31.46
10: $28.60
25: $20.02
50: $18.60
100: $17.88



Min.: 1
Mult.: 1
ARM920T 32 bit 180 MHz 128 kB 16 kB + 85 C SMD/SMT BGA-256
Texas Instruments F28M35H52C1RFPT
Enlarge
F28M35H52C1RFPT

New Product
New Product


Texas Instruments ARM Microcontrollers - MCU Concerto MCU
Data Sheet 888
In Stock
1: $32.00
10: $29.57
25: $27.21
50: $25.80
100: View



Min.: 1
Mult.: 1
ARM Cortex M3 32 bit 100 MHz 512 kB 16 kB + 105 C SMD/SMT HTQFP-144
Texas Instruments S5LS20216ASPGEQQ1
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Texas Instruments ARM Microcontrollers - MCU ARM Cortex-R4F Flash MCU
Data Sheet 669
In Stock
1: $37.50
10: $35.10
25: $32.46
50: $31.21
100: View



Min.: 1
Mult.: 1
ARM Cortex R4F 16 bit/32 bit 160 MHz 2 MB 160 kB + 125 C SMD/SMT LQFP-144
Maxim Integrated DS5000-32-16+
Enlarge
Maxim Integrated 8-bit Microcontrollers - MCU Soft MCU Chip
Data Sheet 364
In Stock
1: $75.53
25: $68.92
100: $67.85
250: Quote



Min.: 1
Mult.: 1
8051 8 bit 16 MHz 32 kB 32 kB No + 70 C Through Hole EDIP-40
Texas Instruments MSP430F2619SPM
Enlarge
Texas Instruments 16-bit Microcontrollers - MCU 16B Ultra-Low-Pwr MCU,92KB Flash
This product may require additional documentation to export from the United States.
Data Sheet 238
In Stock
1: $84.15
10: $81.67
25: $76.72
50: $74.24
100: View



Min.: 1
Mult.: 1
MSP430 16 bit 16 MHz 120 kB 4 kB + 150 C SMD/SMT LQFP-64
Freescale Semiconductor MC9RS08KA1CSC
Enlarge
Freescale Semiconductor 8-bit Microcontrollers - MCU 1K FLASH W/ ACMP 62 RAM
Page 235

Data Sheet
28,905
In Stock
Alternative Packaging
1: $0.67
10: $0.632
25: $0.596
100: $0.41



Min.: 1
Mult.: 1
RS08 8 bit 20 MHz 1 kB 63 B No + 85 C SMD/SMT SOIC-8
Atmel 8-bit Microcontrollers - MCU 512B FLASH 32B SRAM ADC 12MHz TIMER
Data Sheet 26,562
In Stock
1: $0.68
10: $0.62
25: $0.434
50: $0.403
100: $0.388



Min.: 1
Mult.: 1
AVR 8 bit 12 MHz 512 B 32 B Yes + 85 C SMD/SMT SOT-23
Atmel ATTINY88-MU
Enlarge
Atmel 8-bit Microcontrollers - MCU 8KB In-system Flash 12MHz 1.8V-5.5V
Page 218

Data Sheet
18,518
In Stock
Alternative Packaging
1: $0.79
10: $0.72
25: $0.504
50: $0.469
100: $0.45



Min.: 1
Mult.: 1
AVR 8 bit 12 MHz 8 kB 512 B Yes + 85 C SMD/SMT QFN-32
Atmel ATTINY48-AU
Enlarge
Atmel 8-bit Microcontrollers - MCU 4KB In-system Flash 12MHz 1.8V-5.5V
Page 218

Data Sheet
13,472
In Stock
Alternative Packaging
1: $0.86
10: $0.78
25: $0.546
50: $0.507
100: $0.488



Min.: 1
Mult.: 1
AVR 8 bit 12 MHz 4 kB 256 B Yes + 85 C SMD/SMT TQFP-32
STMicroelectronics STM8S003F3U6TR
Enlarge
511-STM8S003F3U6TR


To purchase full reel, order in multiples of 3000:
STMicroelectronics 8-bit Microcontrollers - MCU 8-bit MCU Value Line 16 MHz 8kb FL 128EE
Data Sheet 32,311
In Stock
Cut Tape
1: $0.91
10: $0.703
100: $0.559
500: $0.51
Reel
3,000: $0.346
9,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 3,000
STM8 8 bit 16 MHz 8 kB 1 kB Yes + 85 C SMD/SMT QFN-20
Atmel ATTINY13A-SSUR
Enlarge
556-ATTINY13A-SSUR


To purchase full reel, order in multiples of 4000:
Atmel 8-bit Microcontrollers - MCU AVR 1KB FL 64B EE 64B SRAM 20 MHz IND
Data Sheet 21,291
In Stock
Alternative Packaging
Cut Tape
1: $0.92
10: $0.84
25: $0.777
50: $0.672
100: View
4,000: $0.525

MouseReel Available


Min.: 1
Mult.: 1
Reel: 4,000
AVR 8 bit 20 MHz 1 kB 64 B Yes + 85 C SMD/SMT SOIC-8
Atmel ATTINY20-XU
Enlarge
Atmel 8-bit Microcontrollers - MCU AVR 2KB FL 128B SRAM ADC 2T-12MHz, IND
Data Sheet 18,334
In Stock
Alternative Packaging
1: $0.95
10: $0.86
25: $0.602
50: $0.559
100: $0.538



Min.: 1
Mult.: 1
AVR 8 bit 12 MHz 2 kB 128 B Yes + 85 C SMD/SMT TSSOP-14
Atmel ATtiny25-20SU
Enlarge
Atmel 8-bit Microcontrollers - MCU 2kB Flash 0.128kB EEPROM 6 I/O Pins
Page 217

Data Sheet
11,694
In Stock
Alternative Packaging
1: $0.97
10: $0.88
25: $0.616
50: $0.572
100: $0.55



Min.: 1
Mult.: 1
AVR 8 bit 20 MHz 2 kB 128 B Yes + 85 C SMD/SMT SOIC
Atmel ATTINY13A-MMU
Enlarge
Atmel 8-bit Microcontrollers - MCU 1KB In-system Flash 20MHz 1.8V-5.5V
Page 218

Data Sheet
11,690
In Stock
Alternative Packaging
1: $1.03
10: $0.94
25: $0.658
50: $0.611
100: $0.588



Min.: 1
Mult.: 1
AVR 8 bit 20 MHz 1 kB 64 B Yes + 85 C SMD/SMT MLF-10
Atmel ATtiny45-20SU
Enlarge
Atmel 8-bit Microcontrollers - MCU 4kB Flash 0.256kB EEPROM 6 I/O Pins
Page 217

Data Sheet
15,442
In Stock
Alternative Packaging
1: $1.06
10: $0.96
25: $0.672
50: $0.624
100: $0.60



Min.: 1
Mult.: 1
AVR 8 bit 20 MHz 4 kB 256 B Yes + 85 C SMD/SMT SOIC-8
Microchip Technology PIC12F629T-I/SN
Enlarge
579-PIC12F629T-I/SN


To purchase full reel, order in multiples of 3300:
Microchip Technology 8-bit Microcontrollers - MCU 1.75KB 64 RAM 6 I/O Ind Temp SOIC
Data Sheet 9,295
In Stock
Alternative Packaging
Cut Tape
1: $1.06
10: $0.88
25: $0.86
100: $0.84
Reel
3,300: $0.84

MouseReel Available


Min.: 1
Mult.: 1
Reel: 3,300
PIC 8 bit 20 MHz 1024 B 64 B No + 85 C SMD/SMT SOIC-8
Atmel ATTINY24A-MU
Enlarge
Atmel 8-bit Microcontrollers - MCU 20MHz, Ind Temp 1.8-5.5V, Green
Data Sheet 10,980
In Stock
Alternative Packaging
1: $1.12
10: $1.02
25: $0.714
50: $0.663
100: $0.638



Min.: 1
Mult.: 1
AVR 8 bit 20 MHz 2 kB 128 B Yes + 85 C SMD/SMT QFN/MLF-20
Microchip Technology PIC12F675T-I/SN
Enlarge
579-PIC12F675T-I/SN


To purchase full reel, order in multiples of 3300:
Microchip Technology 8-bit Microcontrollers - MCU 1.75KB 64 RAM 6 I/O Ind Temp SOIC8
Data Sheet 11,075
In Stock
More Info Available
Alternative Packaging
Cut Tape
1: $1.16
10: $0.97
25: $0.94
100: $0.92
Reel
3,300: $0.92

MouseReel Available


Min.: 1
Mult.: 1
Reel: 3,300
PIC 8 bit 20 MHz 1024 B 64 B Yes + 85 C SMD/SMT SOIC-8
Atmel ATtiny45-20PU
Enlarge
Atmel 8-bit Microcontrollers - MCU 4kB Flash 0.256kB EEPROM 6 I/O Pins
Page 217

Data Sheet
15,741
In Stock
1: $1.17
10: $1.06
25: $0.742
50: $0.689
100: $0.663



Min.: 1
Mult.: 1
AVR 8 bit 20 MHz 4 kB 256 B Yes + 85 C Through Hole PDIP-8
Atmel ATTINY44A-SSU
Enlarge
Atmel 8-bit Microcontrollers - MCU 1.8V, 20MHz Industrial Temp
Data Sheet 13,146
In Stock
More Info Available
Alternative Packaging
1: $1.19
10: $1.08
25: $0.756
50: $0.702
100: $0.675



Min.: 1
Mult.: 1
AVR 8 bit 20 MHz 4 kB 256 B Yes + 85 C SMD/SMT SOIC-14
Microchip Technology PIC12F1822-I/SN
Enlarge
Microchip Technology 8-bit Microcontrollers - MCU 3.5KB 128B RAM 32MHz Int. Osc 6 I/0
Page 251

Data Sheet
13,678
In Stock
Alternative Packaging
1: $1.20
10: $1.00
25: $0.92
100: $0.83



Min.: 1
Mult.: 1
PIC 8 bit 32 MHz 3.5 kB 128 B Yes + 85 C SMD/SMT SOIC-8
Atmel ATtiny85-20SU
Enlarge
Atmel 8-bit Microcontrollers - MCU AVR 8K FLSH 512B EE 512B SRAM ADC 5V
Page 218

Data Sheet
16,381
In Stock
More Info Available
Alternative Packaging
1: $1.21
10: $1.10
25: $0.77
50: $0.715
100: $0.688



Min.: 1
Mult.: 1
AVR 8 bit 20 MHz 8 kB 512 B Yes + 85 C SMD/SMT SOIC
Compare up to 20 parts.
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