.hide-partial { max-height: none; } .show-more { display: none; }

PSOC 8-bit Microcontrollers - MCU

.catnav-wrapper { height: auto; overflow: visible; } .catalog-nav-tabs ul { white-space: normal; }

Results: 159

Applied Filters:

Tradename = PSOC

Core

Program Memory Size

Data RAM Size

Package/Case

Maximum Clock Frequency

ADC Resolution

Number of I/Os

Supply Voltage - Min

Supply Voltage - Max

Mounting Style

Data Bus Width

Minimum Operating Temperature

Maximum Operating Temperature

Series

Packaging

Reset All

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Part #

8-bit Microcontrollers - MCU IC MCU 32K FLASH 2K SRAM

CY8C29466-24SXI
Infineon Technologies
1: Rp302.159
1.042In Stock

Mfr. Part No.
CY8C29466-24SXI

Mouser Part No
727-CY8C29466-24SXI

Infineon Technologies

8-bit Microcontrollers - MCU IC MCU 32K FLASH 2K SRAM

Learn More

Datasheet

1.042In Stock

Rp302.159

Rp238.315

Rp223.638

Rp205.842

View

Min.: 1
Mult.: 1

M8C

32 kB

2 kB

SOIC-28

24 MHz

14 bit

24 I/O

3 V

5.25 V

SMD/SMT

8 bit

- 40 C

+ 85 C

CY8C29466

Tube

8-bit Microcontrollers - MCU 24 I/O 32K Flash 2K bytes RAM

CY8C29466-24PVXIT
Infineon Technologies
1: Rp280.143
1.107In Stock

Mfr. Part No.
CY8C29466-24PVXIT

Mouser Part No
727-CY8C2946624PVXIT

Infineon Technologies

8-bit Microcontrollers - MCU 24 I/O 32K Flash 2K bytes RAM

Learn More

Datasheet

1.107In Stock

Cut Tape

Rp280.143

Rp221.436

Rp206.759

Rp190.615

View

Reel

Rp172.636

MouseReel Available

Min.: 1
Mult.: 1

: 1.000

M8C

32 kB

2 kB

SSOP-28

24 MHz

14 bit

24 I/O

3 V

5.25 V

SMD/SMT

8 bit

- 40 C

+ 85 C

CY8C29466

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU IC MCU 32K FLASH 2K SRAM

CY8C29566-24AXI
Infineon Technologies
1: Rp307.846
991In Stock

Mfr. Part No.
CY8C29566-24AXI

Mouser Part No
727-CY8C29566-24AXI

Infineon Technologies

8-bit Microcontrollers - MCU IC MCU 32K FLASH 2K SRAM

Learn More

Datasheet

991In Stock

Rp307.846

Rp246.203

Rp230.059

Rp207.860

View

Min.: 1
Mult.: 1

M8C

32 kB

2 kB

TQFP-44

24 MHz

14 bit

40 I/O

3 V

5.25 V

SMD/SMT

8 bit

- 40 C

+ 85 C

CY8C29566

Tray

8-bit Microcontrollers - MCU 32K Flash 50MHz 8051 1.71V to 5.5V

CY8C3245LTI-139
Infineon Technologies
1: Rp170.251
449In Stock

Mfr. Part No.
CY8C3245LTI-139

Mouser Part No
727-CY8C3245LTI-139

Infineon Technologies

8-bit Microcontrollers - MCU 32K Flash 50MHz 8051 1.71V to 5.5V

Learn More

Datasheet

449In Stock

Rp170.251

Rp132.458

Rp122.918

Rp112.461

View

Min.: 1
Mult.: 1

8051

32 kB

4 kB

QFN-48

50 MHz

12 bit

29 I/O

1.71 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

CY8C3245

Tray

8-bit Microcontrollers - MCU 32K Flash 50MHz 8051 1.71V to 5.5V

CY8C3245LTI-163
Infineon Technologies
1: Rp172.269
733In Stock

Mfr. Part No.
CY8C3245LTI-163

Mouser Part No
727-CY8C3245LTI-163

Infineon Technologies

8-bit Microcontrollers - MCU 32K Flash 50MHz 8051 1.71V to 5.5V

Learn More

Datasheet

733In Stock

Rp172.269

Rp133.926

Rp124.386

Rp113.929

View

Min.: 1
Mult.: 1

8051

32 kB

4 kB

QFN-68

50 MHz

12 bit

46 I/O

1.71 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

CY8C3245

Tray

8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V

CY8C3246PVI-147
Infineon Technologies
1: Rp211.896
371In Stock

Mfr. Part No.
CY8C3246PVI-147

Mouser Part No
727-CY8C3246PVI-147

Infineon Technologies

8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V

Learn More

Datasheet

371In Stock

Rp211.896

Rp166.031

Rp152.455

Rp140.530

View

Min.: 1
Mult.: 1

8051

64 kB

8 kB

SSOP-48

50 MHz

12 bit

31 I/O

1.71 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

CY8C3246

Tube

8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V

CY8C3446AXI-099
Infineon Technologies
1: Rp277.208
355In Stock

Mfr. Part No.
CY8C3446AXI-099

Mouser Part No
727-CY8C3446AXI-099

Infineon Technologies

8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V

Learn More

Datasheet

355In Stock

Rp277.208

Rp219.051

Rp189.514

Rp183.277

View

Min.: 1
Mult.: 1

8051

64 kB

8 kB

TQFP-100

50 MHz

12 bit

72 I/O

1.71 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

CY8C3446

Tray

8-bit Microcontrollers - MCU 64K Flash 67MHz 8051 0.5V to 5.5V

CY8C3666LTI-027
Infineon Technologies
1: Rp398.475
147In Stock

Mfr. Part No.
CY8C3666LTI-027

Mouser Part No
727-CY8C3666LTI-027

Infineon Technologies

8-bit Microcontrollers - MCU 64K Flash 67MHz 8051 0.5V to 5.5V

Learn More

Datasheet

147In Stock

Rp398.475

Rp318.670

Rp298.673

Rp285.464

View

Min.: 1
Mult.: 1

8051

64 kB

8 kB

QFN-68

67 MHz

12 bit

28 I/O

1.71 V

1.89 V

SMD/SMT

8 bit

+ 85 C

CY8C3666

Tray

8-bit Microcontrollers - MCU 32K Flash 4K SRAM 8bit 67 MHz

CY8C3666LTI-203
Infineon Technologies
1: Rp297.205
1.122In Stock

Mfr. Part No.
CY8C3666LTI-203

Mouser Part No
727-CY8C3666LTI-203

Infineon Technologies

8-bit Microcontrollers - MCU 32K Flash 4K SRAM 8bit 67 MHz

Learn More

Datasheet

1.122In Stock

Rp297.205

Rp235.379

Rp219.969

Rp202.907

View

Min.: 1
Mult.: 1

8051

64 kB

8 kB

QFN-68

67 MHz

12 bit

46 I/O

1.71 V

1.89 V

SMD/SMT

8 bit

- 40 C

+ 85 C

CY8C3666

Tray

8-bit Microcontrollers - MCU 64K Flash 67MHz 8051 0.5V to 5.5V

CY8C3866AXI-040
Infineon Technologies
1: Rp505.983
307In Stock

Mfr. Part No.
CY8C3866AXI-040

Mouser Part No
727-CY8C3866AXI-040

Infineon Technologies

8-bit Microcontrollers - MCU 64K Flash 67MHz 8051 0.5V to 5.5V

Learn More

Datasheet

307In Stock

Rp505.983

Rp395.907

Rp378.111

Rp338.117

View

Min.: 1
Mult.: 1

8051

64 kB

8 kB

TQFP-100

67 MHz

20 bit

72 I/O

1.71 V

1.89 V

SMD/SMT

8 bit

- 40 C

+ 85 C

CY8C3866

Tray

8-bit Microcontrollers - MCU 8051 8bit 67MHz 64KB

CY8C3866AXI-040T
Infineon Technologies
1: Rp475.345
574In Stock

Mfr. Part No.
CY8C3866AXI-040T

Mouser Part No
727-CY8C3866AXI-040T

Infineon Technologies

8-bit Microcontrollers - MCU 8051 8bit 67MHz 64KB

Learn More

Datasheet

574In Stock

Cut Tape

Rp475.345

Rp382.147

Rp358.848

Rp336.833

View

Reel

Rp304.360

MouseReel Available

Min.: 1
Mult.: 1

: 1.500

8051

64 kB

8 kB

TQFP-100

67 MHz

20 bit

72 I/O

1.71 V

1.89 V

SMD/SMT

8 bit

- 40 C

+ 85 C

CY8C3866

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU 64K Flash 67MHz 8051 0.5V to 5.5V

CY8C3866PVI-070
Infineon Technologies
1: Rp390.770
237In Stock

Mfr. Part No.
CY8C3866PVI-070

Mouser Part No
727-CY8C3866PVI-070

Infineon Technologies

8-bit Microcontrollers - MCU 64K Flash 67MHz 8051 0.5V to 5.5V

Learn More

Datasheet

237In Stock

Rp390.770

Rp312.249

Rp268.769

Rp259.963

View

Min.: 1
Mult.: 1

8051

64 kB

8 kB

SSOP-48

67 MHz

20 bit

29 I/O

1.71 V

1.89 V

SMD/SMT

8 bit

- 40 C

+ 85 C

CY8C3866

Tube

8-bit Microcontrollers - MCU 4K Flsh 256B RAM IND

CY8C24223A-24PVXIT
Infineon Technologies
1: Rp95.583
4.030In Stock

Mfr. Part No.
CY8C24223A-24PVXIT

Mouser Part No
727-CYC24223A24PVXIT

Infineon Technologies

8-bit Microcontrollers - MCU 4K Flsh 256B RAM IND

Learn More

Datasheet

4.030In Stock

Cut Tape

Rp95.583

Rp72.834

Rp67.146

Rp60.909

View

Reel

Rp52.836

MouseReel Available

Min.: 1
Mult.: 1

: 2.000

M8C

4 kB

256 B

SSOP-20

24 MHz

14 bit

16 I/O

2.4 V

5.25 V

SMD/SMT

8 bit

- 40 C

+ 85 C

CY8C24x23A

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU IC MCU 4K FLASH 256B SRAM

CY8C21123-24SXI
Infineon Technologies
1: Rp72.100
523In Stock

Mfr. Part No.
CY8C21123-24SXI

Mouser Part No
727-CY8C21123-24SXI

Infineon Technologies

8-bit Microcontrollers - MCU IC MCU 4K FLASH 256B SRAM

Learn More

Datasheet

523In Stock

Rp72.100

Rp54.488

Rp45.315

Rp43.480

View

Min.: 1
Mult.: 1

M8C

4 kB

256 B

SOIC-8

24 MHz

10 bit

6 I/O

2.4 V

5.25 V

SMD/SMT

8 bit

- 40 C

+ 85 C

CY8C21x23

Tube

8-bit Microcontrollers - MCU IC MCU 4K FLASH 256B SRAM

CY8C21223-24SXI
Infineon Technologies
1: Rp78.521
334In Stock

Mfr. Part No.
CY8C21223-24SXI

Mouser Part No
727-CY8C21223-24SXI

Infineon Technologies

8-bit Microcontrollers - MCU IC MCU 4K FLASH 256B SRAM

Learn More

Datasheet

334In Stock

Rp78.521

Rp59.625

Rp52.103

Rp48.433

View

Min.: 1
Mult.: 1

M8C

4 kB

256 B

SOIC-16

24 MHz

10 bit

12 I/O

2.4 V

5.25 V

SMD/SMT

8 bit

- 40 C

+ 85 C

CY8C21x23

Tube

8-bit Microcontrollers - MCU 16Kb Flash 1Kb SRAM PSoC

CY8C22345-24SXI
Infineon Technologies
1: Rp146.034
140In Stock

Mfr. Part No.
CY8C22345-24SXI

Mouser Part No
727-CY8C22345-24SXI

Infineon Technologies

8-bit Microcontrollers - MCU 16Kb Flash 1Kb SRAM PSoC

Learn More

Datasheet

140In Stock

Rp146.034

Rp106.774

Rp101.820

Rp88.428

View

Min.: 1
Mult.: 1

M8C

16 kB

1 kB

SOIC-28

24 MHz

10 bit

24 I/O

3 V

5.25 V

SMD/SMT

8 bit

- 40 C

+ 85 C

CY8C22xxx

Tube

8-bit Microcontrollers - MCU 4K Flsh 256B RAM IND

CY8C24123A-24SXIT
Infineon Technologies
1: Rp78.154
105In Stock

Mfr. Part No.
CY8C24123A-24SXIT

Mouser Part No
727-CY8C24123A24SXIT

Infineon Technologies

8-bit Microcontrollers - MCU 4K Flsh 256B RAM IND

Learn More

Datasheet

105In Stock

Cut Tape

Rp78.154

Rp59.258

Rp54.488

Rp49.167

View

Reel

Rp42.379

MouseReel Available

Min.: 1
Mult.: 1

: 2.500

M8C

4 kB

256 B

SOIC-8

24 MHz

14 bit

6 I/O

2.4 V

5.25 V

SMD/SMT

8 bit

- 40 C

+ 85 C

CY8C24x23A

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU IC MCU 4K FLASH 256B SRAM

CY8C24223A-24PVXI
Infineon Technologies
1: Rp95.583
236In Stock

Mfr. Part No.
CY8C24223A-24PVXI

Mouser Part No
727-CY8C24223A24PVXI

Infineon Technologies

8-bit Microcontrollers - MCU IC MCU 4K FLASH 256B SRAM

Learn More

Datasheet

236In Stock

Rp95.583

Rp72.834

Rp62.560

Rp59.991

View

Min.: 1
Mult.: 1

M8C

4 kB

256 B

SSOP-20

24 MHz

14 bit

16 I/O

2.4 V

5.25 V

SMD/SMT

8 bit

- 40 C

+ 85 C

CY8C24x23A

Tube

8-bit Microcontrollers - MCU IC MCU 16K FLSH 256B SRAM

CY8C27443-24PVXI
Infineon Technologies
1: Rp212.263
67In Stock
1.175Expected 07/10/2026

Mfr. Part No.
CY8C27443-24PVXI

Mouser Part No
727-CY8C27443-24PVXI

Infineon Technologies

8-bit Microcontrollers - MCU IC MCU 16K FLSH 256B SRAM

Learn More

Datasheet

67In Stock

1.175Expected 07/10/2026

Rp212.263

Rp166.215

Rp151.905

Rp139.063

View

Min.: 1
Mult.: 1

M8C

16 kB

256 B

SSOP-28

24 MHz

14 bit

16 I/O

3 V

5.25 V

SMD/SMT

8 bit

- 40 C

+ 85 C

CY8C27443

Tube

8-bit Microcontrollers - MCU 16K Flash 1K SRAM PSoC 1

CY8C28243-24PVXI
Infineon Technologies
1: Rp200.155
864In Stock

Mfr. Part No.
CY8C28243-24PVXI

Mouser Part No
727-CY8C2824324PVXI

Infineon Technologies

8-bit Microcontrollers - MCU 16K Flash 1K SRAM PSoC 1

Learn More

Datasheet

864In Stock

Rp200.155

Rp156.491

Rp136.678

Rp127.505

View

Min.: 1
Mult.: 1

M8C

16 kB

1 kB

SSOP-20

24 MHz

10 bit

16 I/O

2.4 V

5.25 V

SMD/SMT

8 bit

- 40 C

+ 85 C

CY8C28243

Tube

8-bit Microcontrollers - MCU 32K Flash 50MHz 8051 1.71V to 5.5V

CY8C3445PVI-094
Infineon Technologies
1: Rp218.134
134In Stock

Mfr. Part No.
CY8C3445PVI-094

Mouser Part No
727-CY8C3445PVI-094

Infineon Technologies

8-bit Microcontrollers - MCU 32K Flash 50MHz 8051 1.71V to 5.5V

Learn More

Datasheet

134In Stock

Rp218.134

Rp170.985

Rp157.225

Rp154.473

View

Min.: 1
Mult.: 1

8051

32 kB

4 kB

SSOP-48

50 MHz

12 bit

29 I/O

1.71 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

CY8C3445

Tube

8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V

CY8C3246LTI-149
Infineon Technologies
1: Rp239.232
8In Stock

Mfr. Part No.
CY8C3246LTI-149

Mouser Part No
727-CY8C3246LTI-149

Infineon Technologies

8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V

Learn More

Datasheet

8In Stock

Rp239.232

Rp188.230

Rp175.388

Rp161.445

View

Min.: 1
Mult.: 1

8051

64 kB

8 kB

QFN-68

50 MHz

12 bit

46 I/O

1.71 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

CY8C3246

Tray

8-bit Microcontrollers - MCU PSoC 32KB FLASH 1.7-5.5V 38 I/O

CY8C3246LTI-149T
Infineon Technologies
1: Rp266.567
23In Stock

Mfr. Part No.
CY8C3246LTI-149T

Mouser Part No
727-CY8C3246LTI-149T

Infineon Technologies

8-bit Microcontrollers - MCU PSoC 32KB FLASH 1.7-5.5V 38 I/O

Learn More

Datasheet

23In Stock

Cut Tape

Rp266.567

Rp202.356

Rp194.101

Rp170.985

View

Reel

Rp143.649

Min.: 1
Mult.: 1

: 2.000

8051

64 kB

8 kB

QFN-68

50 MHz

12 bit

46 I/O

1.71 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

CY8C3246

Reel, Cut Tape

8-bit Microcontrollers - MCU PSoC 64KB FLASH 1.7-5.5V 62 I/O

CY8C3446AXI-099T
Infineon Technologies
1: Rp277.208
113In Stock

Mfr. Part No.
CY8C3446AXI-099T

Mouser Part No
727-CY8C3446AXI-099T

Infineon Technologies

8-bit Microcontrollers - MCU PSoC 64KB FLASH 1.7-5.5V 62 I/O

Learn More

Datasheet

113In Stock

Cut Tape

Rp277.208

Rp219.051

Rp204.374

Rp188.413

View

Reel

Rp164.197

MouseReel Available

Min.: 1
Mult.: 1

: 1.500

8051

64 kB

8 kB

TQFP-100

50 MHz

12 bit

72 I/O

1.71 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

CY8C3446

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V

CY8C3446LTI-085
Infineon Technologies
1: Rp269.136
6In Stock

Mfr. Part No.
CY8C3446LTI-085

Mouser Part No
727-CY8C3446LTI-085

Infineon Technologies

8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V

Learn More

Datasheet

6In Stock

Rp269.136

Rp212.447

Rp198.320

Rp182.726

View

Min.: 1
Mult.: 1

8051

64 kB

8 kB

QFN-68

50 MHz

12 bit

48 I/O

1.71 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

CY8C3446

Tray

PSOC 8-bit Microcontrollers - MCU

Customer Service Office

Company

Resources

Support

6 I/O
12 I/O
16 I/O
24 I/O
25 I/O
26 I/O
28 I/O
29 I/O
31 I/O
36 I/O
38 I/O
40 I/O
44 I/O
46 I/O
48 I/O
49 I/O
50 I/O
62 I/O
64 I/O
70 I/O

CY8C21x23
CY8C21x34
CY8C21x45
CY8C22xxx
CY8C23x33
CY8C24633
CY8C24x23A
CY8C24x93
CY8C24x94
CY8C27243
CY8C27443
CY8C27543
CY8C27643
CY8C28243
CY8C28413
CY8C28433
CY8C28445
CY8C28452
CY8C28643
CY8C28645