MILITARY Microcontrollers 25

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Part RoHS Manufacturer Peripheral IC Type Temperature Grade Terminal Form No. of Terminals Package Code Package Shape Package Body Material Integrated Cache Surface Mount Maximum Supply Voltage On Chip Data RAM Width Screening Level Address Bus Width DAC Channels Bit Size Power Supplies (V) Package Style (Meter) Package Equivalence Code Minimum Supply Voltage Maximum Operating Temperature CPU Family No. of External Interrupts Minimum Operating Temperature Terminal Finish ADC Channels Ultraviolet Erasable Terminal Position DMA Channels Digital To Analog Convertors Maximum Seated Height ROM Words RAM Words Width Data EEPROM Size Additional Features Boundary Scan Peripherals External Data Bus Width Maximum Clock Frequency Maximum Time At Peak Reflow Temperature (s) Peak Reflow Temperature (C) Length Total Dose (V) ROM Bits Size No. of Timers RAM Bytes Technology Analog To Digital Convertors Maximum Supply Current Minimum Time Nominal Supply Voltage No. of DMA Channels PWM Channels No. of Serial I/Os Sub-Category Connectivity ROM Programmability Terminal Pitch Format JESD-30 Code Moisture Sensitivity Level (MSL) Qualification Speed Low Power Mode JESD-609 Code Maximum Standby Current On Chip Program ROM Width No. of I/O Lines Maximum Access Time

S5LS20206ASGWTMEP

Texas Instruments

MICROCONTROLLER, RISC

MILITARY

BALL

337

LFBGA

SQUARE

PLASTIC/EPOXY

NO

YES

1.65 V

8

22

NO

32

GRID ARRAY, LOW PROFILE, FINE PITCH

1.35 V

125 Cel

CORTEX-R4F

0

-55 Cel

TIN LEAD

YES

BOTTOM

YES

1.4 mm

2097152

16 mm

0

YES

CRC, DMA(16), TIMER(32), WDT

16

20 MHz

20

220

16 mm

32

167772160

CMOS

24-Ch 12-Bit (2)

580 mA

1.5 V

16

YES

7

CAN(3), LIN, SPI(3), UART(2)

FLASH

.8 mm

FLOATING POINT

S-PBGA-B337

3

160 rpm

YES

e0

8

115

S5LS20216ASGWTMEP

Texas Instruments

MICROCONTROLLER, RISC

MILITARY

BALL

337

LFBGA

SQUARE

PLASTIC/EPOXY

NO

YES

1.65 V

8

22

NO

32

GRID ARRAY, LOW PROFILE, FINE PITCH

1.35 V

125 Cel

CORTEX-R4F

0

-55 Cel

TIN LEAD

YES

BOTTOM

YES

1.4 mm

2097152

16 mm

0

YES

CRC, DMA(16), TIMER(32), WDT

16

20 MHz

20

220

16 mm

32

167772160

CMOS

24-Ch 12-Bit (2)

580 mA

1.5 V

16

YES

7

CAN(3), LIN, SPI(3), UART(2)

FLASH

.8 mm

FLOATING POINT

S-PBGA-B337

3

160 rpm

YES

e0

8

115

SM470R1B1MHKPS

Texas Instruments

MICROCONTROLLER, RISC

MILITARY

GULL WING

84

HFQFP

SQUARE

CERAMIC, METAL-SEALED COFIRED

NO

YES

2.05 V

8

0

NO

32

1.9,3.3

FLATPACK, HEAT SINK/SLUG, FINE PITCH

HQFP84,.76SQ,20

1.81 V

220 Cel

ARM7

0

-55 Cel

YES

QUAD

YES

2.8 mm

1048576

13.81 mm

0

ALSO OPERATES MINIMUM 1.71 V AT 48 MHZ

YES

DMA(16), TIMER(13), WDT(2)

0

10 MHz

NOT SPECIFIED

NOT SPECIFIED

13.81 mm

13

65536

CMOS

12-Ch 10-Bit

125 mA

16

YES

12

Microcontrollers

CAN(2), I2C(5), SCI(3), SPI(2)

FLASH

.5 mm

FIXED POINT

S-CQFP-G84

Not Qualified

60 rpm

YES

8

8

S5LS20206ASPGEMEP

Texas Instruments

MICROCONTROLLER, RISC

MILITARY

GULL WING

144

LFQFP

SQUARE

PLASTIC/EPOXY

NO

YES

1.65 V

8

22

NO

32

FLATPACK, LOW PROFILE, FINE PITCH

1.35 V

125 Cel

CORTEX-R4F

0

-55 Cel

NICKEL PALLADIUM GOLD

YES

QUAD

YES

1.6 mm

2097152

20 mm

0

YES

CRC, DMA(16), TIMER(32), WDT

16

20 MHz

30

260

20 mm

32

167772160

CMOS

24-Ch 12-Bit (2)

580 mA

1.5 V

16

YES

7

CAN(3), LIN, SPI(3), UART(2)

FLASH

.5 mm

FLOATING POINT

S-PQFP-G144

3

140 rpm

YES

e4

8

115

S5LS20216ASPGEMEP

Texas Instruments

MICROCONTROLLER, RISC

MILITARY

GULL WING

144

LFQFP

SQUARE

PLASTIC/EPOXY

NO

YES

1.65 V

8

22

NO

32

FLATPACK, LOW PROFILE, FINE PITCH

1.35 V

125 Cel

CORTEX-R4F

0

-55 Cel

NICKEL PALLADIUM GOLD

YES

QUAD

YES

1.6 mm

2097152

20 mm

0

YES

CRC, DMA(16), TIMER(32), WDT

16

20 MHz

30

260

20 mm

32

167772160

CMOS

24-Ch 12-Bit (2)

580 mA

1.5 V

16

YES

7

CAN(3), LIN, SPI(3), UART(2)

FLASH

.5 mm

FLOATING POINT

S-PQFP-G144

3

140 rpm

YES

e4

8

115

SM470R1B1MPGES

Texas Instruments

MICROCONTROLLER, RISC

MILITARY

GULL WING

144

LFQFP

SQUARE

PLASTIC/EPOXY

NO

YES

2.05 V

8

0

NO

32

1.9,3.3

FLATPACK, LOW PROFILE, FINE PITCH

QFP144,.87SQ,20

1.81 V

150 Cel

ARM7

0

-55 Cel

Nickel/Palladium/Gold (Ni/Pd/Au)

YES

QUAD

YES

1.6 mm

1048576

20 mm

0

ALSO OPERATES MINIMUM 1.71V AT 48 MHZ

YES

DMA(16), TIMER(13), WDT(2)

0

10 MHz

NOT SPECIFIED

260

20 mm

13

65536

CMOS

12-Ch 10-Bit

125 mA

16

YES

12

Microcontrollers

CAN(2), I2C(5), SCI(3), SPI(2)

FLASH

.5 mm

FIXED POINT

S-PQFP-G144

4

Not Qualified

60 rpm

YES

e4

8

93

SM470R1B1MHFQS

Texas Instruments

MICROCONTROLLER, RISC

MILITARY

GULL WING

84

QFP

SQUARE

CERAMIC, METAL-SEALED COFIRED

NO

YES

2.05 V

8

0

NO

32

1.9,3.3

FLATPACK

TPAK84,2.0SQ,20

1.81 V

220 Cel

ARM7

0

-55 Cel

Gold (Au)

YES

QUAD

YES

3 mm

1048576

13.8 mm

0

ALSO OPERATES AT 1.71 V MINIMUM SUPPLY AT 48 MHZ

YES

DMA(16), TIMER(13), WDT(2)

0

60 MHz

NOT SPECIFIED

NOT SPECIFIED

13.8 mm

13

65536

CMOS

12-Ch 10-Bit

125 mA

16

YES

12

Microcontrollers

CAN(2), I2C(5), SCI(3), SPI(2)

FLASH

.5 mm

FIXED POINT

S-CQFP-G84

Not Qualified

60 rpm

YES

e4

8

8

SM470R1B1MKGDS1

Texas Instruments

MICROCONTROLLER, RISC

MILITARY

NO LEAD

152

DIE

RECTANGULAR

UNSPECIFIED

NO

YES

2.05 V

8

0

NO

32

1.8,3.3

UNCASED CHIP

DIE OR CHIP

1.81 V

220 Cel

ARM7

0

-55 Cel

YES

UPPER

YES

1048576

0

ALSO OPERATES AT 1.71 V MINIMUM SUPPLY AT 48 MHZ

YES

DMA(16), TIMER(13), WDT(2)

0

60 MHz

NOT SPECIFIED

NOT SPECIFIED

13

65536

CMOS

12-Ch 10-Bit

125 mA

16

YES

12

Microcontrollers

CAN(2), I2C(5), SCI(3), SPI(2)

FLASH

FIXED POINT

R-XUUC-N152

Not Qualified

60 rpm

YES

8

MSP430F2274MRHATEP

Texas Instruments

MICROCONTROLLER, RISC

MILITARY

NO LEAD

40

HVQCCN

SQUARE

PLASTIC/EPOXY

NO

YES

3.6 V

8

0

NO

16

2/3.3

CHIP CARRIER

LCC40,.24SQ,20

1.8 V

125 Cel

MSP430

0

-55 Cel

NICKEL PALLADIUM GOLD

YES

QUAD

NO

1 mm

32768

1

6 mm

0

YES

BOR, TIMER(6), WDT

0

16 MHz

30

260

6 mm

6

1024

CMOS

12-Ch 10-Bit

.55 mA

2.7 V

0

YES

1

Microcontrollers

I2C, IRDA, LIN, SPI(2), UART, USCI(2)

FLASH

.5 mm

FIXED POINT

S-PQCC-N40

3

Not Qualified

16 rpm

YES

e4

8

32

MSP430L092SPW

Texas Instruments

MICROCONTROLLER, RISC

MILITARY

GULL WING

14

TSSOP

RECTANGULAR

PLASTIC/EPOXY

NO

YES

1.65 V

8

0

YES

16

1.3

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP14,.25

1.5 V

150 Cel

MSP430

0

-55 Cel

NICKEL PALLADIUM GOLD

YES

DUAL

NO

1-Ch 8-Bit

1.2 mm

2048

2

4.4 mm

0

ALSO OPEARTES AT 0.9 V MINIMUM SUPPLY AT 1 MHZ

YES

BOR, TIMER(6), WDT

0

4 MHz

30

260

5 mm

6

2048

CMOS

4-Ch 8-Bit

.105 mA

1.3 V

0

YES

0

Microcontrollers

I2C, SPI

MROM

.65 mm

FIXED POINT

R-PDSO-G14

1

Not Qualified

4 rpm

YES

e4

8

11

MSP430F2619SKGD1

Texas Instruments

MICROCONTROLLER, RISC

MILITARY

NO LEAD

82

DIE

UNSPECIFIED

UNSPECIFIED

NO

YES

3.6 V

8

0

YES

16

UNCASED CHIP

3.3 V

150 Cel

MSP430

0

-55 Cel

YES

UPPER

YES

2-Ch 12-Bit

122880

4

0

IT ALSO OPERATES 1.8V MINIMAL SUPPLY AT 4.15 MHZ

YES

BOD, COMPARATOR(8), DMA(3), POR, TIMER(2), WDT

0

16 MHz

NOT SPECIFIED

NOT SPECIFIED

2

4096

CMOS

8-Ch 12-Bit

1 mA

3

YES

4

I2C(2), IRDA(2), SPI(4), UART(2)

FLASH

FIXED POINT

X-XUUC-N82

Not Qualified

16 rpm

YES

8

48

MSP430F2274MDATEP

Texas Instruments

MICROCONTROLLER, RISC

MILITARY

GULL WING

38

TSSOP

RECTANGULAR

PLASTIC/EPOXY

NO

YES

3.6 V

8

0

NO

16

2/3.3

SMALL OUTLINE

TSSOP38,.32

3.3 V

125 Cel

MSP430

0

-55 Cel

NICKEL PALLADIUM GOLD

YES

DUAL

NO

1.2 mm

32768

1

6.1 mm

0

ALSO OPERATES AT 2.7 V, 2.2 V, 1.8 V MINIMUM SUPPLY AT 12 MHZ, 7.5 MHZ, 4.15 MHZ

YES

BOR, TIMER(6), WDT

0

16 MHz

30

260

12.5 mm

6

1024

CMOS

12-Ch 10-Bit

.55 mA

0

YES

1

Microcontrollers

I2C, IRDA, LIN, SPI(2), UART, USCI(2)

FLASH

.65 mm

FIXED POINT

R-PDSO-G38

2

Not Qualified

16 rpm

YES

e4

8

32

MSP430F249MPMEP

Texas Instruments

MICROCONTROLLER, RISC

MILITARY

GULL WING

64

LFQFP

SQUARE

PLASTIC/EPOXY

NO

YES

3.6 V

8

0

NO

16

2/3.3

FLATPACK, LOW PROFILE, FINE PITCH

QFP64,.47SQ,20

2.2 V

125 Cel

MSP430

0

-55 Cel

NICKEL PALLADIUM GOLD

YES

QUAD

NO

1.6 mm

61440

2

10 mm

0

ALSO OPERATES AT 1.8V MINIMUM SUPPLY AT 4.15 MHZ

YES

BOR, COMPARATOR, TIMER(20), WDT

0

16 MHz

30

260

10 mm

8

2048

CMOS

8-Ch 12-Bit

.449 mA

2.7 V

0

YES

4

Microcontrollers

I2C, IRDA(2), LIN(2), SPI(4), UART(2), USCI(2)

FLASH

.5 mm

FIXED POINT

S-PQFP-G64

3

Not Qualified

16 rpm

YES

e4

8

48

V62/18601-01YE

Texas Instruments

MICROCONTROLLER, RISC

MILITARY

GULL WING

176

HLFQFP

SQUARE

PLASTIC/EPOXY

YES

1.26 V

21

YES

32

FLATPACK, HEAT SINK/SLUG, LOW PROFILE, FINE PITCH

1.14 V

125 Cel

-55 Cel

Nickel/Palladium/Gold (Ni/Pd/Au)

YES

QUAD

YES

3-Ch 12-Bit

1.6 mm

524288

24 mm

0

COMPARATOR(8), DMA(12), POR, PWM(40), TIMER(6), WDT(2)

32

100 MHz

30

260

24 mm

208896

CMOS

20-Ch 12-Bit

1.2 V

12

YES

CAN(2), I2C(2), SPI(3), UART(4), USB

FLASH

.5 mm

S-PQFP-G176

3

200 rpm

e4

16

97

M430F5438AMGQWTEP

Texas Instruments

MICROCONTROLLER, RISC

MILITARY

BALL

113

VFBGA

SQUARE

PLASTIC/EPOXY

YES

3.6 V

0

NO

16

GRID ARRAY, VERY THIN PROFILE, FINE PITCH

BGA113,12X12,20

1.8 V

125 Cel

MSP430

16

-55 Cel

TIN LEAD

YES

BOTTOM

YES

1 mm

589824

7 mm

0

YES

DMA(3), RTC, TIMER(3), WDT

0

32 MHz

20

235

7 mm

16384

CMOS

16-Ch 12-Bit

14 mA

3.3 V

3

YES

I2C(4), IRDA(4), SPI(8), UART(4)

FLASH

.5 mm

FIXED POINT

S-PBGA-B113

3

25 rpm

YES

e0

8

87

TMS5703137CGWTMEP

Texas Instruments

MICROCONTROLLER, RISC

MILITARY

BALL

337

LFBGA

SQUARE

PLASTIC/EPOXY

YES

1.32 V

22

NO

32

GRID ARRAY, LOW PROFILE, FINE PITCH

1.14 V

125 Cel

CORTEX-R4F

-55 Cel

TIN LEAD

YES

BOTTOM

YES

1.4 mm

16 mm

32

80 MHz

20

220

16 mm

262144

CMOS

1.2 V

YES

FLASH

.8 mm

S-PBGA-B337

3

180 rpm

e0

144

MSP430F2619S64KGD1

Texas Instruments

MICROCONTROLLER, RISC

MILITARY

NO LEAD

64

DIE

UNSPECIFIED

UNSPECIFIED

NO

YES

3.6 V

8

0

YES

16

UNCASED CHIP

3.3 V

150 Cel

MSP430

0

-55 Cel

YES

UPPER

YES

2-Ch 12-Bit

122880

4

0

ALSO OPERATES AT 4.15 MHZ AT 1.8V

YES

BOD, COMPARATOR(8), DMA(3), POR, TIMER(2), WDT

0

16 MHz

NOT SPECIFIED

NOT SPECIFIED

2

4096

CMOS

8-Ch 12-Bit

1 mA

3

YES

4

I2C(2), IRDA(2), SPI(4), UART(2)

FLASH

FIXED POINT

X-XUUC-N64

16 rpm

YES

8

48

ATMEGAS64M1-KH-SV

Microchip Technology

MICROCONTROLLER, RISC

MILITARY

FLAT

32

QFF

SQUARE

CERAMIC, METAL-SEALED COFIRED

NO

YES

3.6 V

8

MIL-PRF-38535 Class V

0

YES

8

FLATPACK

QFL32,.89SQ,40

3 V

125 Cel

AVR RISC

4

-55 Cel

YES

QUAD

NO

1-Ch 10-Bit

1.7 mm

32768

4096

10.67 mm

2048

NO

BOD, COMPARATOR(4), , POR, TIMER(2), WDT

0

8 MHz

30

260

10.67 mm

30k Rad(Si)

2

4096

CMOS

11-Ch 10-Bit

29 mA

3.3 V

YES

2

CAN, SPI, UART

FLASH

1.02 mm

FIXED POINT

S-CQFP-F32

8 rpm

YES

16

27

TMS320F28377DGWTEP

Texas Instruments

MICROCONTROLLER, RISC

MILITARY

BALL

337

LFBGA

SQUARE

PLASTIC/EPOXY

NO

YES

1.26 V

8

32

YES

32

GRID ARRAY, LOW PROFILE, FINE PITCH

1.14 V

125 Cel

TMS320

6

-55 Cel

Tin/Lead (Sn/Pb)

YES

BOTTOM

YES

3-Ch 12-Bit

1.4 mm

524288

204

16 mm

0

YES

COMPARATOR(8), DMA(12), POR, PWM(40), TIMER(6), WDT(2)

32

100 MHz

20

220

16 mm

6

208896

CMOS

24-Ch 12-Bit

440 mA

1.2 V

12

YES

3

CAN(2), I2C(2), SPI(3), UART(4), USB

FLASH

.8 mm

FLOATING POINT

S-PBGA-B337

3

200 rpm

YES

e0

16

169

TMS320F28377DPTPEP

Texas Instruments

MICROCONTROLLER, RISC

MILITARY

GULL WING

176

HLFQFP

SQUARE

PLASTIC/EPOXY

NO

YES

1.26 V

8

21

YES

32

FLATPACK, HEAT SINK/SLUG, LOW PROFILE, FINE PITCH

1.14 V

125 Cel

TMS320

6

-55 Cel

Nickel/Palladium/Gold (Ni/Pd/Au)

YES

QUAD

YES

3-Ch 12-Bit

1.6 mm

524288

204

24 mm

0

YES

COMPARATOR(8), DMA(12), POR, PWM(40), TIMER(6), WDT(2)

32

100 MHz

NOT SPECIFIED

NOT SPECIFIED

24 mm

6

208896

CMOS

20-Ch 12-Bit

440 mA

1.2 V

12

YES

3

CAN(2), I2C(2), SPI(3), UART(4), USB

FLASH

.5 mm

FLOATING POINT

S-PQFP-G176

3

200 rpm

YES

e4

16

97

TMS320F28035MPNTEP

Texas Instruments

MICROCONTROLLER

MILITARY

GULL WING

80

LFQFP

SQUARE

PLASTIC/EPOXY

YES

1.995 V

0

NO

32

FLATPACK, LOW PROFILE, FINE PITCH

1.71 V

125 Cel

-55 Cel

NICKEL PALLADIUM GOLD

YES

QUAD

NO

1.6 mm

65536

12 mm

0

BOR, COMPARATOR(3), POR, PWM(21), TEMPERATURE SENSOR, TIMER(3), WDT

0

30 MHz

30

260

12 mm

20480

CMOS

16-Ch 12-Bit

1.8 V

YES

CAN, I2C, LIN, SCI, SPI(2)

FLASH

.5 mm

S-PQFP-G80

3

60 rpm

e4

16

45

TMS5704357BGWTEP

Texas Instruments

MICROCONTROLLER, RISC

MILITARY

BALL

337

LFBGA

SQUARE

PLASTIC/EPOXY

YES

1.32 V

0

NO

32

GRID ARRAY, LOW PROFILE, FINE PITCH

1.14 V

125 Cel

CORTEX-R5F

-55 Cel

Tin/Lead (Sn/Pb)

YES

BOTTOM

YES

1.4 mm

16 mm

0

80 MHz

NOT SPECIFIED

220

16 mm

524288

CMOS

1.2 V

YES

FLASH

.8 mm

S-PBGA-B337

3

300 rpm

e0

8

145

SAMRH71F20C-7GB-SR

Microchip Technology

MICROCONTROLLER, RISC

MILITARY

FLAT

256

GQFF

SQUARE

CERAMIC, METAL-SEALED COFIRED

YES

YES

1.95 V

8

28

NO

32

FLATPACK, GUARD RING

QFL256,1.4SQ,20

1.65 V

125 Cel

CORTEX-M7

194

-55 Cel

NO

QUAD

YES

4.425 mm

131072

36 mm

0

YES

DMA(32), POR, PWM(8), RTC, RTT, TIMER(12), WDT

32

20 MHz

36 mm

12

1179648

CMOS

1.8 V

32

YES

12

CAN(2), ETHERNET, SPI(10), TWI(10), USART(10)

FLASH

.5 mm

FLOATING POINT

S-CQFP-F256

100 rpm

YES

8

194

M430F5438AMGCARET

Texas Instruments

MICROCONTROLLER, RISC

MILITARY

BALL

113

VFBGA

SQUARE

PLASTIC/EPOXY

NO

YES

3.6 V

8

0

NO

16

GRID ARRAY, VERY THIN PROFILE, FINE PITCH

BGA113,12X12,20

2.4 V

125 Cel

MSP430

-55 Cel

TIN LEAD

YES

BOTTOM

YES

1 mm

262144

7 mm

ALSO OPERATES WITH 2.2VMIN@ 20MHZ AND 2VMIN@12 MHZ,1.8VMIN@8MHZ; 2-CH INTERNAL ADC AVAILABLE

YES

BOR, DMA(3), POR, RTC, TIMER(3), WDT

0

32 MHz

260

7 mm

3

16384

CMOS

16-Ch 12-Bit

14 mA

3 V

3

YES

USCI(4)

FLASH

.5 mm

FIXED POINT

S-PBGA-B113

3

25 rpm

YES

e0

8

87

M430F5438AMZCARET

Texas Instruments

MICROCONTROLLER, RISC

MILITARY

BALL

113

VFBGA

SQUARE

PLASTIC/EPOXY

NO

YES

3.6 V

8

0

NO

16

GRID ARRAY, VERY THIN PROFILE, FINE PITCH

BGA113,12X12,20

2.4 V

125 Cel

MSP430

-55 Cel

TIN SILVER COPPER

YES

BOTTOM

YES

1 mm

262144

7 mm

ALSO OPERATES WITH 2.2VMIN@ 20MHZ AND 2VMIN@12 MHZ,1.8VMIN@8MHZ; 2-CH INTERNAL ADC AVAILABLE

YES

BOR, DMA(3), POR, RTC, TIMER(3), WDT

0

32 MHz

30

260

7 mm

3

16384

CMOS

14-Ch 12-Bit

14 mA

3.3 V

3

YES

4

I2C(4), IRDA(4), SPI(8), UART(4)

FLASH

.5 mm

FIXED POINT

S-PBGA-B113

3

25 rpm

YES

e1

8

87

Microcontrollers

A microcontroller is a type of integrated circuit (IC) that is designed to control a specific task or set of tasks within a larger system. Unlike a microprocessor, which is designed to be a general-purpose computing device, a microcontroller is optimized for embedded applications that require real-time control and processing.

Microcontrollers typically contain a processor core, memory, input/output (I/O) ports, and various peripheral devices, all on a single chip. The processor core is usually a low-power, low-speed version of a microprocessor, such as an 8-bit or 16-bit processor. The memory on a microcontroller includes both volatile and non-volatile memory, such as random-access memory (RAM) and flash memory, respectively. The I/O ports are used to interface with external devices such as sensors, switches, and displays.

Microcontrollers are used in a wide range of applications, including automotive systems, medical devices, consumer electronics, and industrial automation. They are particularly well-suited for applications that require real-time control and processing, such as motor control, temperature sensing, and data acquisition.

One of the key advantages of microcontrollers is their low cost and small size. Because all of the necessary components are integrated onto a single chip, microcontrollers are much smaller and less expensive than other types of computing devices. This makes them ideal for use in small, battery-powered devices such as handheld calculators and remote controls.