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PSOC 8-bit Microcontrollers - MCU

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Part #

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

CY8C28433-24PVXI
Infineon Technologies
1: $15.54
1,164In Stock

Mfr. Part No.
CY8C28433-24PVXI

Mouser Part No
727-CY8C2843324PVXI

Infineon Technologies

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

Learn More

Datasheet

1,164In Stock

$15.54

$12.02

$11.47

$9.95

View

Min.: 1
Mult.: 1

M8C

16 kB

1 kB

SSOP-28

24 MHz

10 bit

24 I/O

2.4 V

5.25 V

SMD/SMT

8 bit

- 40 C

+ 85 C

CY8C28433

Tube

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

CY8C29466-24PVXI
Infineon Technologies
1: $20.41
991In Stock

Mfr. Part No.
CY8C29466-24PVXI

Mouser Part No
727-CY8C29466-24PVXI

Infineon Technologies

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

Learn More

Datasheet

991In Stock

$20.41

$16.14

$14.47

$13.61

View

Min.: 1
Mult.: 1

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

Tube

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

CY8C29566-24AXI
Infineon Technologies
1: $23.34
1,016In 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

1,016In Stock

$23.34

$18.65

$17.43

$15.75

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 IC MCU 32K FLASH 2K SRAM

CY8C29666-24PVXI
Infineon Technologies
1: $23.25
683In Stock

Mfr. Part No.
CY8C29666-24PVXI

Mouser Part No
727-CY8C2966624PVXI

Infineon Technologies

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

Learn More

Datasheet

683In Stock

$23.25

$18.45

$17.03

$15.78

View

Min.: 1
Mult.: 1

M8C

32 kB

2 kB

SSOP-48

24 MHz

14 bit

44 I/O

3 V

5.25 V

SMD/SMT

8 bit

- 40 C

+ 85 C

CY8C29x66

Tube

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

CY8C29866-24AXI
Infineon Technologies
1: $22.45
379In Stock
900Expected 18/6/2026

Mfr. Part No.
CY8C29866-24AXI

Mouser Part No
727-CY8C2986624AXI

Infineon Technologies

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

Learn More

Datasheet

379In Stock

900Expected 18/6/2026

$22.45

$18.65

$16.74

$16.21

View

Min.: 1
Mult.: 1

M8C

32 kB

2 kB

TQFP-100

24 MHz

14 bit

64 I/O

3 V

5.25 V

SMD/SMT

8 bit

- 40 C

+ 85 C

CY8C29666

Tray

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

CY8C3245LTI-139
Infineon Technologies
1: $15.19
510In 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

510In Stock

$15.19

$11.75

$11.18

$9.73

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: $13.05
783In 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

783In Stock

$13.05

$10.15

$9.42

$8.63

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

CY8C3246AXI-138
Infineon Technologies
1: $20.85
646In Stock

Mfr. Part No.
CY8C3246AXI-138

Mouser Part No
727-CY8C3246AXI-138

Infineon Technologies

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

Learn More

Datasheet

646In Stock

$20.85

$16.47

$14.25

$13.79

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

CY8C3246

Tray

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

CY8C3246PVI-147
Infineon Technologies
1: $16.05
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

$16.05

$12.58

$11.55

$10.65

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: $21.00
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

$21.00

$16.60

$14.36

$13.89

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: $30.19
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

$30.19

$24.14

$22.63

$21.63

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 64K Flash 67MHz 8051 0.5V to 5.5V

CY8C3866AXI-040
Infineon Technologies
1: $36.01
459In 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

459In Stock

$36.01

$28.95

$25.37

$24.63

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: $36.01
601In 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

601In Stock

Cut Tape

$36.01

$28.95

$27.19

$25.52

View

Reel

$22.80

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 8K SRAM 8bit 67 MHz

CY8C3866AXI-208
Infineon Technologies
1: $30.48
262In Stock

Mfr. Part No.
CY8C3866AXI-208

Mouser Part No
727-CY8C3866AXI-208

Infineon Technologies

8-bit Microcontrollers - MCU 64K Flash 8K SRAM 8bit 67 MHz

Learn More

Datasheet

262In Stock

$30.48

$24.41

$21.32

$20.68

View

Min.: 1
Mult.: 1

8051

64 kB

8 kB

TQFP-100

67 MHz

20 bit

62 I/O

1.71 V

1.89 V

SMD/SMT

8 bit

- 40 C

+ 85 C

CY8C3866

Tray

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

CY8C3866PVI-070
Infineon Technologies
1: $29.61
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

$29.61

$23.66

$20.36

$19.70

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 IC MCU 4K FLASH 256B SRAM

CY8C21123-24SXI
Infineon Technologies
1: $5.46
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

$5.46

$4.13

$3.43

$3.29

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 16Kb Flash 1Kb SRAM PSoC

CY8C22345-24SXI
Infineon Technologies
1: $11.06
252In 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

252In Stock

$11.06

$8.09

$7.71

$6.70

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: $5.92
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

$5.92

$4.49

$4.13

$3.73

View

Reel

$3.16

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: $7.24
356In 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

356In Stock

$7.24

$5.52

$4.74

$4.55

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 16K Flash 1K SRAM PSoC 1

CY8C24794-24LTXI
Infineon Technologies
1: $12.93
170In Stock

Mfr. Part No.
CY8C24794-24LTXI

Mouser Part No
727-CY8C24794-24LTXI

Infineon Technologies

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

Learn More

Datasheet

170In Stock

$12.93

$10.06

$9.34

$8.55

View

Min.: 1
Mult.: 1

M8C

16 kB

1 kB

QFN-56

24 MHz

14 bit

50 I/O

3 V

5.25 V

SMD/SMT

8 bit

- 40 C

+ 85 C

CY8C24x94

Tray

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

CY8C24223A-24PVXIT
Infineon Technologies
1: $7.24
90In Stock
4,000Expected 10/6/2026

Mfr. Part No.
CY8C24223A-24PVXIT

Mouser Part No
727-CYC24223A24PVXIT

Infineon Technologies

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

Learn More

Datasheet

90In Stock

4,000Expected 10/6/2026

Cut Tape

$7.24

$5.52

$5.09

$4.61

Reel

$4.04

View

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 64K Flash 50MHz 8051 1.71V to 5.5V

CY8C3246LTI-149
Infineon Technologies
1: $17.43
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

$17.43

$13.71

$12.77

$11.76

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: $20.20
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

$20.20

$15.35

$14.71

$12.95

View

Reel

$10.54

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 64K Flash 50MHz 8051 1.71V to 5.5V

CY8C3446LTI-085
Infineon Technologies
1: $19.61
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

$19.61

$15.48

$14.44

$13.32

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

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

CY8C3446LTI-073
Infineon Technologies
1: $19.88
2,600Expected 18/6/2026

Mfr. Part No.
CY8C3446LTI-073

Mouser Part No
727-CY8C3446LTI-073

Infineon Technologies

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

Learn More

Datasheet

2,600Expected 18/6/2026

$19.88

$15.85

$14.78

$13.62

View

Min.: 1
Mult.: 1

8051

64 kB

8 kB

QFN-48

50 MHz

12 bit

31 I/O

1.71 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

CY8C3446

Tray

PSOC 8-bit Microcontrollers - MCU

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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