Samsung Microcontrollers 1,464

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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

S3F9444-DC

Samsung

INDUSTRIAL

THROUGH-HOLE

8

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

8

2.5/5

IN-LINE

DIP8,.3

85 Cel

SAM88RCRI

-40 Cel

DUAL

4096

208

CMOS

10 mA

Microcontrollers

FLASH

2.54 mm

R-PDIP-T8

Not Qualified

10 rpm

S3CB018XX-SO

Samsung

MICROCONTROLLER, RISC

INDUSTRIAL

GULL WING

32

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

5.5 V

0

NO

8

SMALL OUTLINE

4.5 V

85 Cel

-40 Cel

NO

DUAL

NO

2.4 mm

8.34 mm

CAN ALSO OPERATE AT 2.2V MINIMUM SUPPLY

0

20 MHz

19.9 mm

CMOS

5 V

NO

MROM

1.27 mm

R-PDSO-G32

Not Qualified

20 rpm

26

S3P7324-QT

Samsung

MICROCONTROLLER

INDUSTRIAL

GULL WING

64

QFP

RECTANGULAR

PLASTIC/EPOXY

YES

5.5 V

0

NO

4

2/5

FLATPACK

QFP64,.7X.95,40

1.8 V

85 Cel

SAM47

-40 Cel

YES

QUAD

NO

4096

14 mm

0

6 MHz

20 mm

128

CMOS

10 mA

3 V

NO

Microcontrollers

UVPROM

1 mm

R-PQFP-G64

Not Qualified

6 rpm

32

KS56C450N-XX

Samsung

MICROCONTROLLER

INDUSTRIAL

THROUGH-HOLE

28

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

6 V

0

4

IN-LINE

2.7 V

85 Cel

-40 Cel

DUAL

5.08 mm

15.24 mm

0

4.5 MHz

37.1 mm

CMOS

MROM

2.54 mm

R-PDIP-T28

Not Qualified

4.5 rpm

35

KS57P2304

Samsung

S3F8235-QT

Samsung

MICROCONTROLLER

INDUSTRIAL

GULL WING

64

QFP

RECTANGULAR

PLASTIC/EPOXY

YES

5.5 V

0

NO

8

2.5/5

FLATPACK

QFP64,.7X.95,40

2.7 V

85 Cel

SAM88RC

-40 Cel

YES

QUAD

NO

3 mm

16384

14 mm

ALSO OPERATES AT 2V MIN SUPPLY@4MHZ

0

8 MHz

20 mm

528

CMOS

25 mA

3 V

YES

Microcontrollers

FLASH

1 mm

R-PQFP-G64

Not Qualified

8 rpm

32

S3F94C4EXX-VK94

Samsung

INDUSTRIAL

GULL WING

20

SSOP

RECTANGULAR

PLASTIC/EPOXY

YES

8

2/5

SMALL OUTLINE, SHRINK PITCH

SSOP20,.25

85 Cel

SAM88RCRI

-40 Cel

DUAL

4096

208

CMOS

5 mA

Microcontrollers

FLASH

.635 mm

R-PDSO-G20

Not Qualified

10 rpm

KS57P5308S

Samsung

MICROCONTROLLER

INDUSTRIAL

GULL WING

32

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

5.5 V

0

NO

4

SMALL OUTLINE

2.7 V

85 Cel

-40 Cel

NO

DUAL

NO

2.4 mm

8.34 mm

ALSO OPERATES AT 1.8 TO 5.5V SUPPLY

0

6 MHz

19.9 mm

CMOS

3 V

NO

OTPROM

1.27 mm

R-PDSO-G32

Not Qualified

6 rpm

35

KS57C3108I80FP

Samsung

MICROCONTROLLER

INDUSTRIAL

GULL WING

80

QFP

RECTANGULAR

PLASTIC/EPOXY

YES

6 V

0

NO

4

FLATPACK

2.7 V

85 Cel

-40 Cel

YES

QUAD

NO

3 mm

14 mm

0

20 mm

CMOS

20 mA

NO

MROM

.8 mm

R-PQFP-G80

Not Qualified

56

S3F82NBX-QABB

Samsung

INDUSTRIAL

GULL WING

128

LFQFP

RECTANGULAR

PLASTIC/EPOXY

YES

5.5 V

16

NO

8

2/5

FLATPACK, LOW PROFILE, FINE PITCH

QFP128,.63X.87,20

1.8 V

85 Cel

SAM88RC

-40 Cel

YES

QUAD

NO

65536

14 mm

8

12 MHz

20 mm

4112

CMOS

4 mA

5 V

YES

Microcontrollers

FLASH

.5 mm

R-PQFP-G128

Not Qualified

12 rpm

83

KS86P4104-24SOP

Samsung

INDUSTRIAL

GULL WING

24

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

8

3/5

SMALL OUTLINE

SOP24,.4

85 Cel

SAM87RI

-40 Cel

Tin/Lead (Sn/Pb)

DUAL

4096

208

CMOS

15 mA

Microcontrollers

UVPROM

1.27 mm

R-PDSO-G24

Not Qualified

10 rpm

e0

S3C828BXX-QW

Samsung

OTHER

GULL WING

80

LQFP

RECTANGULAR

PLASTIC/EPOXY

YES

3.6 V

16

NO

8

2.5/3.3

FLATPACK, LOW PROFILE

QFP80,.7X.9,32

3 V

85 Cel

SAM88RC

-25 Cel

YES

QUAD

NO

65536

14 mm

8

11.1 MHz

20 mm

2614

CMOS

8 mA

3.3 V

YES

Microcontrollers

MROM

.8 mm

R-PQFP-G80

Not Qualified

11.1 rpm

65

S3C7528XX-AQ

Samsung

MICROCONTROLLER

INDUSTRIAL

THROUGH-HOLE

42

SDIP

RECTANGULAR

PLASTIC/EPOXY

NO

5.5 V

0

NO

4

2.5/5

IN-LINE, SHRINK PITCH

SDIP42,.6

2.7 V

85 Cel

SAM47

-40 Cel

NO

DUAL

NO

5.08 mm

8192

15.24 mm

0

6 MHz

39.1 mm

384

CMOS

8 mA

3 V

NO

Microcontrollers

MROM

1.778 mm

R-PDIP-T42

Not Qualified

6 rpm

35

S3C8647XX-AO

Samsung

MICROCONTROLLER

INDUSTRIAL

THROUGH-HOLE

32

SDIP

RECTANGULAR

PLASTIC/EPOXY

NO

5.5 V

0

NO

8

3.3/5

IN-LINE, SHRINK PITCH

SDIP32,.4

4 V

85 Cel

SAM8

-40 Cel

YES

DUAL

NO

5.08 mm

24576

10.16 mm

0

12 MHz

27.48 mm

400

CMOS

20 mA

5 V

YES

Microcontrollers

MROM

1.778 mm

R-PDIP-T32

Not Qualified

12 rpm

19

KS57C2316Q-XX

Samsung

MICROCONTROLLER

INDUSTRIAL

GULL WING

80

QFP

RECTANGULAR

PLASTIC/EPOXY

YES

5.5 V

0

NO

4

FLATPACK

1.8 V

85 Cel

-40 Cel

NO

QUAD

NO

3 mm

14 mm

ON CHIP LCD CONTROLLER AND DRIVER

0

1.5 MHz

20 mm

CMOS

3 V

NO

MROM

.8 mm

R-PQFP-G80

Not Qualified

40

S3F84BBX-QW

Samsung

OTHER

GULL WING

80

LQFP

RECTANGULAR

PLASTIC/EPOXY

YES

5.5 V

0

NO

8

3/5

FLATPACK, LOW PROFILE

QFP80,.7X.9,32

2.7 V

85 Cel

SAM88RC

-25 Cel

YES

QUAD

NO

65536

14 mm

0

10 MHz

20 mm

2064

CMOS

20 mA

5 V

YES

Microcontrollers

FLASH

.8 mm

R-PQFP-G80

Not Qualified

12 rpm

70

KS51840S24

Samsung

OTHER

GULL WING

24

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

4

3

SMALL OUTLINE

SOP24,.4

85 Cel

SMCS-51

-20 Cel

TIN LEAD

DUAL

1024

16

CMOS

1 mA

3 V

Microcontrollers

MROM

1.27 mm

R-PDSO-G24

3

Not Qualified

1 rpm

e0

S3C7559XX-QT

Samsung

MICROCONTROLLER

INDUSTRIAL

GULL WING

64

QFP

RECTANGULAR

PLASTIC/EPOXY

YES

5.5 V

0

NO

4

2/5

FLATPACK

QFP64,.7X.95,40

2.7 V

85 Cel

SAM47

-40 Cel

NO

QUAD

NO

3 mm

32768

14 mm

ALSO OPERATES AT 1.8V MIN SUPPLY @3MHZ

0

6 MHz

20 mm

512

CMOS

8 mA

3 V

NO

Microcontrollers

MROM

1 mm

R-PQFP-G64

Not Qualified

6 rpm

55

S3C80F9XX-SO

Samsung

MICROCONTROLLER

INDUSTRIAL

GULL WING

32

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

5 V

0

NO

8

2/5

SMALL OUTLINE

SOP32,.45

2 V

85 Cel

SAM87RC

-40 Cel

NO

DUAL

NO

2.2 mm

32768

8.34 mm

0

8 MHz

19.9 mm

272

CMOS

11 mA

2.4 V

YES

Microcontrollers

MROM

1.27 mm

R-PDSO-G32

Not Qualified

8 rpm

26

S3C9688XX-QZ

Samsung

INDUSTRIAL

GULL WING

44

QFP

SQUARE

PLASTIC/EPOXY

YES

8

5

FLATPACK

QFP44,.5SQ,32

85 Cel

SAM88RCRI

-40 Cel

QUAD

8192

208

CMOS

12 mA

5 V

Microcontrollers

MROM

.8 mm

S-PQFP-G44

Not Qualified

6 rpm

S3P9688-QZ

Samsung

INDUSTRIAL

GULL WING

44

QFP

SQUARE

PLASTIC/EPOXY

YES

8

5

FLATPACK

QFP44,.5SQ,32

85 Cel

SAM88RCRI

-40 Cel

QUAD

8192

208

CMOS

12 mA

5 V

Microcontrollers

UVPROM

.8 mm

S-PQFP-G44

Not Qualified

6 rpm

S3P8245XX-QW

Samsung

MICROCONTROLLER

INDUSTRIAL

GULL WING

80

QFP

RECTANGULAR

PLASTIC/EPOXY

YES

5.5 V

0

NO

8

FLATPACK

2.7 V

85 Cel

-40 Cel

YES

QUAD

NO

3 mm

14 mm

CAN ALSO OPERATE AT 1.8V MINIMUM SUPPLY

0

10 MHz

20 mm

CMOS

3 V

YES

OTPROM

.8 mm

R-PQFP-G80

Not Qualified

10 rpm

45

KS88C4632Q-XX

Samsung

MICROCONTROLLER

INDUSTRIAL

GULL WING

64

QFP

RECTANGULAR

PLASTIC/EPOXY

YES

5.5 V

16

NO

8

FLATPACK

4.5 V

85 Cel

-40 Cel

YES

QUAD

NO

3 mm

14 mm

ALSO OPERATES FROM 2.7 TO 5.5V SUPPLY

8

12 MHz

20 mm

CMOS

5 V

YES

MROM

1 mm

R-PQFP-G64

Not Qualified

12 rpm

56

S3C80E5XX-SO

Samsung

INDUSTRIAL

GULL WING

32

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

8

2/5.5

SMALL OUTLINE

SOP32,.45

85 Cel

SAM87

-40 Cel

DUAL

16384

256

CMOS

11 mA

Microcontrollers

MROM

1.27 mm

R-PDSO-G32

Not Qualified

8 rpm

KS86C6008Q-XX

Samsung

MICROCONTROLLER

INDUSTRIAL

GULL WING

44

QFP

SQUARE

PLASTIC/EPOXY

YES

5.5 V

0

NO

8

FLATPACK

4.5 V

85 Cel

-40 Cel

NO

QUAD

NO

2.3 mm

10 mm

0

6 MHz

10 mm

CMOS

5 V

NO

MROM

.8 mm

S-PQFP-G44

Not Qualified

32

S3C9452XX-DK

Samsung

INDUSTRIAL

THROUGH-HOLE

20

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

8

2.5/5

IN-LINE

DIP20,.3

85 Cel

SAM88RCRI

-40 Cel

DUAL

2048

208

CMOS

10 mA

Microcontrollers

MROM

2.54 mm

R-PDIP-T20

Not Qualified

10 rpm

KS57C5016Q-XX

Samsung

MICROCONTROLLER

INDUSTRIAL

GULL WING

64

QFP

RECTANGULAR

PLASTIC/EPOXY

YES

6 V

4

3/5

FLATPACK

QFP64,.7X.95,40

2.7 V

85 Cel

SAM4

-40 Cel

TIN LEAD

QUAD

2.45 mm

16384

14 mm

20 mm

256

CMOS

6 mA

Microcontrollers

MROM

1 mm

R-PQFP-G64

Not Qualified

.263 rpm

e0

55

S3F8285-TW

Samsung

MICROCONTROLLER

OTHER

GULL WING

80

TFQFP

SQUARE

PLASTIC/EPOXY

YES

3.6 V

0

NO

8

2.5/3.3

FLATPACK, THIN PROFILE, FINE PITCH

TQFP80,.55SQ

3 V

85 Cel

SAM88RC

-25 Cel

YES

QUAD

NO

1.2 mm

16384

12 mm

ALSO OPERATES AT 2V SUPPLY @ 4.2MHZ

0

11.1 MHz

12 mm

566

CMOS

8 mA

3.3 V

YES

Microcontrollers

FLASH

.5 mm

S-PQFP-G80

Not Qualified

11.1 rpm

65

S3F84K4XXX-SK94

Samsung

OTHER

GULL WING

20

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

5.5 V

12

NO

8

2.5/5

SMALL OUTLINE

SOP20,.4

4.5 V

85 Cel

SAM88RC

-25 Cel

YES

DUAL

NO

4096

7.5 mm

8

8 MHz

12.74 mm

208

CMOS

6 mA

5 V

YES

Microcontrollers

FLASH

1.27 mm

R-PDSO-G20

Not Qualified

8 rpm

17

KS88C0716N

Samsung

INDUSTRIAL

THROUGH-HOLE

64

SDIP

RECTANGULAR

PLASTIC/EPOXY

NO

8

3/5

IN-LINE, SHRINK PITCH

SDIP64,.75

85 Cel

SAM87

-40 Cel

Tin/Lead (Sn/Pb)

DUAL

16384

272

CMOS

25 mA

Microcontrollers

MROM

1.78 mm

R-PDIP-T64

Not Qualified

12 rpm

e0

S3F84H5-SN5

Samsung

OTHER

GULL WING

28

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

5.5 V

16

NO

8

3/5

SMALL OUTLINE

SOP28,.4

4.5 V

85 Cel

-25 Cel

YES

DUAL

NO

16384

7.7 mm

8

10 MHz

17.62 mm

272

CMOS

10 mA

5 V

YES

Microcontrollers

FLASH

1.27 mm

R-PDSO-G28

Not Qualified

10 rpm

18

S3CC11BXX-TX

Samsung

OTHER

GULL WING

100

QFP

SQUARE

PLASTIC/EPOXY

YES

16

2.5/3.3

FLATPACK

TQFP100,.63SQ

85 Cel

CALMRISC

-25 Cel

QUAD

32768

196

CMOS

50 mA

Microcontrollers

MROM

.5 mm

S-PQFP-G100

Not Qualified

32 rpm

S3F9488XX-AO

Samsung

OTHER

THROUGH-HOLE

32

SDIP

RECTANGULAR

PLASTIC/EPOXY

NO

5.5 V

0

NO

8

2.2/5.5

IN-LINE, SHRINK PITCH

SDIP32,.4

2.7 V

85 Cel

SAM88RCRI

-25 Cel

YES

DUAL

NO

8192

15.24 mm

0

8 MHz

39.1 mm

208

CMOS

25 mA

5 V

YES

Microcontrollers

FLASH

1.778 mm

R-PDIP-T32

Not Qualified

8 rpm

26

KS57C5312S-XX

Samsung

MICROCONTROLLER

INDUSTRIAL

GULL WING

32

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

5.5 V

0

NO

4

SMALL OUTLINE

2.7 V

85 Cel

-40 Cel

NO

DUAL

NO

2.4 mm

8.34 mm

ALSO OPERATES AT 1.8 TO 5.5V SUPPLY

0

6 MHz

19.9 mm

CMOS

3 V

NO

MROM

1.27 mm

R-PDSO-G32

Not Qualified

6 rpm

35

KS85F40113(80TQFP)

Samsung

S3C80C5XX-AM

Samsung

INDUSTRIAL

THROUGH-HOLE

24

SDIP

RECTANGULAR

PLASTIC/EPOXY

NO

8

2.5/3.3

IN-LINE, SHRINK PITCH

SDIP24,.3

85 Cel

SAM87RC

-40 Cel

DUAL

15872

256

CMOS

5 mA

Microcontrollers

MROM

1.78 mm

R-PDIP-T24

Not Qualified

4 rpm

KS57C5532N-XX

Samsung

MICROCONTROLLER

INDUSTRIAL

THROUGH-HOLE

64

SDIP

RECTANGULAR

PLASTIC/EPOXY

NO

5.5 V

0

NO

4

IN-LINE, SHRINK PITCH

2.7 V

85 Cel

-40 Cel

NO

DUAL

NO

5.08 mm

19.05 mm

0

1.5 MHz

57.8 mm

CMOS

NO

MROM

1.778 mm

R-PDIP-T64

Not Qualified

55

S3F94C8EXX-SK98

Samsung

INDUSTRIAL

GULL WING

20

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

8

2/5

SMALL OUTLINE

SOP20,.4

85 Cel

SAM88RCRI

-40 Cel

DUAL

8192

208

CMOS

5 mA

Microcontrollers

FLASH

1.27 mm

R-PDSO-G20

Not Qualified

10 rpm

S3C9658XX-DI

Samsung

MICROCONTROLLER

OTHER

THROUGH-HOLE

18

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

5.25 V

0

NO

8

5

IN-LINE

DIP18,.3

4 V

85 Cel

SAM88RCRI

0 Cel

NO

DUAL

NO

8192

7.62 mm

0

6 MHz

23.5 mm

208

CMOS

15 mA

5 V

NO

Microcontrollers

MROM

2.54 mm

R-PDIP-T18

Not Qualified

6 rpm

12

S3F8S24XXX-RM98

Samsung

INDUSTRIAL

GULL WING

24

TSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

8

2/5

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP24,.25

85 Cel

SAM8

-40 Cel

DUAL

4096

272

CMOS

4 mA

Microcontrollers

FLASH

.635 mm

R-PDSO-G24

Not Qualified

12 rpm

KS57C5308S

Samsung

KS86C4104-24SOP

Samsung

INDUSTRIAL

GULL WING

24

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

8

3/5

SMALL OUTLINE

SOP24,.4

85 Cel

SAM87RI

-40 Cel

Tin/Lead (Sn/Pb)

DUAL

4096

208

CMOS

15 mA

Microcontrollers

MROM

1.27 mm

R-PDSO-G24

Not Qualified

10 rpm

e0

KS57P3204Q

Samsung

MICROCONTROLLER

INDUSTRIAL

GULL WING

64

QFP

RECTANGULAR

PLASTIC/EPOXY

YES

5.5 V

0

NO

4

FLATPACK

1.8 V

85 Cel

-40 Cel

YES

QUAD

NO

3 mm

14 mm

0

6 MHz

20 mm

CMOS

3 V

NO

OTPROM

1 mm

R-PQFP-G64

Not Qualified

32

KS57C0408N-XX

Samsung

MICROCONTROLLER

INDUSTRIAL

THROUGH-HOLE

42

SDIP

RECTANGULAR

PLASTIC/EPOXY

NO

5.5 V

0

NO

4

IN-LINE, SHRINK PITCH

1.8 V

85 Cel

-40 Cel

NO

DUAL

NO

5.08 mm

15.24 mm

ALSO OPERATES AT 1.8 TO 5.5V SUPPLY

0

1.5 MHz

39.1 mm

CMOS

3 V

NO

MROM

1.778 mm

R-PDIP-T42

Not Qualified

36

S3F94C4EXX-RH94

Samsung

INDUSTRIAL

GULL WING

16

TSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

8

2/5

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP16,.25

85 Cel

SAM88RCRI

-40 Cel

DUAL

4096

208

CMOS

5 mA

Microcontrollers

FLASH

.635 mm

R-PDSO-G16

Not Qualified

10 rpm

S3C80G7XX-AQ

Samsung

MICROCONTROLLER

INDUSTRIAL

THROUGH-HOLE

42

SDIP

RECTANGULAR

PLASTIC/EPOXY

NO

5 V

0

NO

8

2/5

IN-LINE

SDIP42,.6

1.7 V

85 Cel

SAM87RC

-40 Cel

NO

DUAL

NO

5.08 mm

24576

15.24 mm

0

4 MHz

39.1 mm

272

CMOS

9 mA

2.4 V

YES

Microcontrollers

MROM

1.778 mm

R-PDIP-T42

Not Qualified

4 rpm

36

KS57P21132

Samsung

MICROCONTROLLER

INDUSTRIAL

GULL WING

128

FQFP

RECTANGULAR

PLASTIC/EPOXY

YES

5.5 V

0

NO

4

FLATPACK, FINE PITCH

1.8 V

85 Cel

-40 Cel

NO

QUAD

NO

2.4 mm

14 mm

0

1.5 MHz

20 mm

CMOS

3 V

NO

OTPROM

.5 mm

R-PQFP-G128

Not Qualified

1.5 rpm

51

S3C9484XX-AQ

Samsung

OTHER

THROUGH-HOLE

42

SDIP

RECTANGULAR

PLASTIC/EPOXY

NO

5.5 V

0

NO

8

2.2/5.5

IN-LINE, SHRINK PITCH

SDIP42,.6

2.7 V

85 Cel

SAM88RCRI

-25 Cel

YES

DUAL

NO

8192

15.24 mm

0

8 MHz

39.1 mm

208

CMOS

25 mA

5 V

YES

Microcontrollers

MROM

1.778 mm

R-PDIP-T42

Not Qualified

8 rpm

36

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.