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Infineon 8-bit Microcontrollers - MCU

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Part #

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

CY8C3445PVI-094
Infineon Technologies
1: $12.34
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

$12.34

$11.02

$8.52

$8.42

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 16K Flash 50MHz 8051 1.71V to 5.5V

CY8C3244AXI-153
Infineon Technologies
1: $11.28
33In Stock

Mfr. Part No.
CY8C3244AXI-153

Mouser Part No
727-CY8C3244AXI-153

Infineon Technologies

8-bit Microcontrollers - MCU 16K Flash 50MHz 8051 1.71V to 5.5V

Learn More

Datasheet

33In Stock

$11.28

$8.78

$7.97

$6.41

View

Min.: 1
Mult.: 1

8051

16 kB

2 kB

TQFP-100

50 MHz

12 bit

70 I/O

1.71 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

CY8C3244

Tray

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

CY8C3246LTI-149
Infineon Technologies
1: $14.36
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

$14.36

$11.15

$10.06

$9.48

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: $14.53
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

$14.53

$11.03

$10.58

$9.32

View

Reel

$7.83

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: $16.63
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

$16.63

$13.04

$11.74

$11.11

View

Reel

$9.07

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: $16.15
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

$16.15

$12.64

$11.38

$10.76

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 IC MCU 32K FLASH 2K SRAM

CY8C29866-24AXI
Infineon Technologies
1: $17.29
1,800On Order

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

1,800On Order

$17.29

$14.14

$12.51

$12.11

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 8K Flash 512B RAM IND

CY8C21534-24PVXIT
Infineon Technologies
1: $6.79
1,898Expected 02/09/2026

Mfr. Part No.
CY8C21534-24PVXIT

Mouser Part No
727-CY8C2153424PVXIT

Infineon Technologies

8-bit Microcontrollers - MCU 8K Flash 512B RAM IND

Learn More

Datasheet

1,898Expected 02/09/2026

Cut Tape

$6.79

$5.22

$4.59

$4.39

Reel

$3.73

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

M8C

8 kB

512 B

SSOP-28

24 MHz

10 bit

24 I/O

2.4 V

5.25 V

SMD/SMT

8 bit

- 40 C

+ 85 C

CY8C21x34

Reel, Cut Tape, MouseReel

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

CY8C27643-24PVXI
Infineon Technologies
1: $13.55
1,098Expected 14/09/2026

Mfr. Part No.
CY8C27643-24PVXI

Mouser Part No
727-CY8C27643-24PVXI

Infineon Technologies

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

Learn More

Datasheet

1,098Expected 14/09/2026

$13.55

$10.67

$9.82

$9.07

View

Min.: 1
Mult.: 1

M8C

16 kB

256 B

SSOP-48

24 MHz

14 bit

44 I/O

3 V

5.25 V

SMD/SMT

8 bit

- 40 C

+ 85 C

CY8C27643

Tube

8-bit Microcontrollers - MCU 1.8V CapSense Ctrl W/SmartSense

CY8C20247S-24LKXIT
Infineon Technologies
2,500: $4.33
Non-Stocked Lead-Time 10 Weeks

Mfr. Part No.
CY8C20247S-24LKXIT

Mouser Part No
727-8C20247S-24LKXIT

Infineon Technologies

8-bit Microcontrollers - MCU 1.8V CapSense Ctrl W/SmartSense

Learn More

Datasheet

Non-Stocked Lead-Time 10 Weeks

Reel

$4.33

Min.: 2,500
Mult.: 2,500

: 2,500

M8C

16 kB

2 kB

QFN-16

24 MHz

1.71 V

5.5 V

SMD/SMT

8 bit

0 C

+ 70 C

CY8C20247S

Reel

8-bit Microcontrollers - MCU 1.8V CapSense Ctrl W/SmartSense

CY8C20447S-24LQXIT
Infineon Technologies
2,500: $4.93
Non-Stocked Lead-Time 10 Weeks

Mfr. Part No.
CY8C20447S-24LQXIT

Mouser Part No
727-8C20447S-24LQXIT

Infineon Technologies

8-bit Microcontrollers - MCU 1.8V CapSense Ctrl W/SmartSense

Learn More

Datasheet

Non-Stocked Lead-Time 10 Weeks

Reel

$4.93

Min.: 2,500
Mult.: 2,500

: 2,500

M8C

16 kB

2 kB

QFN-32

24 MHz

1.71 V

5.5 V

SMD/SMT

8 bit

0 C

+ 70 C

CY8C20447S

Reel

8-bit Microcontrollers - MCU 1.8 VCapSenseCntlr SmartSenseAutoTuning

CY8C20636A-24LQXIT
Infineon Technologies
2,500: $3.71
Non-Stocked Lead-Time 10 Weeks

Mfr. Part No.
CY8C20636A-24LQXIT

Mouser Part No
727-8C20636A-24LQXIT

Infineon Technologies

8-bit Microcontrollers - MCU 1.8 VCapSenseCntlr SmartSenseAutoTuning

Learn More

Datasheet

Non-Stocked Lead-Time 10 Weeks

Reel

$3.71

Min.: 2,500
Mult.: 2,500

: 2,500

M8C

8 kB

1 kB

QFN-24

24 MHz

36 I/O

1.71 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

CY8C20xx6A

Reel

8-bit Microcontrollers - MCU 16K Flash 2K SRAM CapSense Controller

CY8C20646A-24LQXIT
Infineon Technologies
2,500: $5.35
Non-Stocked Lead-Time 10 Weeks

Mfr. Part No.
CY8C20646A-24LQXIT

Mouser Part No
727-8C20646A-24LQXIT

Infineon Technologies

8-bit Microcontrollers - MCU 16K Flash 2K SRAM CapSense Controller

Learn More

Datasheet

Non-Stocked Lead-Time 10 Weeks

Reel

$5.35

Min.: 2,500
Mult.: 2,500

: 2,500

M8C

16 kB

2 kB

QFN-24

24 MHz

36 I/O

1.71 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

CY8C20xx6A

Reel

8-bit Microcontrollers - MCU 1.8V CapSense Ctrl W/SmartSense

CY8C20667S-24LQXIT
Infineon Technologies
2,500: $6.62
Non-Stocked Lead-Time 10 Weeks

Mfr. Part No.
CY8C20667S-24LQXIT

Mouser Part No
727-8C20667S-24LQXIT

Infineon Technologies

8-bit Microcontrollers - MCU 1.8V CapSense Ctrl W/SmartSense

Learn More

Datasheet

Non-Stocked Lead-Time 10 Weeks

Reel

$6.62

Min.: 2,500
Mult.: 2,500

: 2,500

M8C

32 kB

2 kB

QFN-48

24 MHz

1.71 V

5.5 V

SMD/SMT

8 bit

0 C

+ 70 C

CY8C20667S

Reel

8-bit Microcontrollers - MCU CapSensePLUS

CY8C21534B-24PVXIT
Infineon Technologies
1,000: $4.20
Non-Stocked Lead-Time 10 Weeks

Mfr. Part No.
CY8C21534B-24PVXIT

Mouser Part No
727-8C21534B-24PVXIT

Infineon Technologies

8-bit Microcontrollers - MCU CapSensePLUS

Learn More

Datasheet

Non-Stocked Lead-Time 10 Weeks

Reel

$4.20

$4.17

Min.: 1,000
Mult.: 1,000

: 1,000

M8C

8 kB

512 B

SSOP-28

2.4 V

5.25 V

SMD/SMT

8 bit

- 40 C

+ 85 C

CY8C21534B

Reel

8-bit Microcontrollers - MCU 16 I/O 16K FLASH 1K SRAM

CY8C28243-24PVXIT
Infineon Technologies
2,000: $6.68
Non-Stocked Lead-Time 10 Weeks

Mfr. Part No.
CY8C28243-24PVXIT

Mouser Part No
727-8C2824324PVXIT

Infineon Technologies

8-bit Microcontrollers - MCU 16 I/O 16K FLASH 1K SRAM

Learn More

Datasheet

Non-Stocked Lead-Time 10 Weeks

Reel

$6.68

Min.: 2,000
Mult.: 2,000

: 2,000

M8C

8 bit

CY8C28243

Reel

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

CY8C28413-24PVXIT
Infineon Technologies
1,000: $4.77
Non-Stocked Lead-Time 10 Weeks

Mfr. Part No.
CY8C28413-24PVXIT

Mouser Part No
727-8C2841324PVXIT

Infineon Technologies

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

Learn More

Datasheet

Non-Stocked Lead-Time 10 Weeks

Reel

$4.77

$4.64

Quote

Min.: 1,000
Mult.: 1,000

: 1,000

M8C

16 kB

1 kB

24 MHz

10 bit

24 I/O

3 V

5.25 V

SMD/SMT

8 bit

- 40 C

+ 85 C

CY8C28413

Reel

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

CY8C28445-24PVXIT
Infineon Technologies
1,000: $7.72
Non-Stocked Lead-Time 10 Weeks

Mfr. Part No.
CY8C28445-24PVXIT

Mouser Part No
727-8C2844524PVXIT

Infineon Technologies

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

Learn More

Datasheet

Non-Stocked Lead-Time 10 Weeks

Reel

$7.72

View

Min.: 1,000
Mult.: 1,000

: 1,000

M8C

8 bit

CY8C28445

Reel

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

CY8C28452-24PVXIT
Infineon Technologies
1,000: $6.73
Non-Stocked Lead-Time 10 Weeks

Mfr. Part No.
CY8C28452-24PVXIT

Mouser Part No
727-8C2845224PVXIT

Infineon Technologies

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

Learn More

Datasheet

Non-Stocked Lead-Time 10 Weeks

Reel

$6.73

View

Min.: 1,000
Mult.: 1,000

: 1,000

M8C

16 kB

1 kB

24 MHz

No ADC

24 I/O

3 V

5.25 V

SMD/SMT

8 bit

- 40 C

+ 85 C

CY8C28452

Reel

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

CY8C28645-24LTXIT
Infineon Technologies
2,000: $8.51
Non-Stocked Lead-Time 10 Weeks

Mfr. Part No.
CY8C28645-24LTXIT

Mouser Part No
727-8C2864524LTXIT

Infineon Technologies

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

Learn More

Datasheet

Non-Stocked Lead-Time 10 Weeks

Reel

$8.51

Min.: 2,000
Mult.: 2,000

: 2,000

M8C

8 bit

CY8C28645

Reel

8-bit Microcontrollers - MCU 1.8V CapSense Ctrl W/SmartSense

CY8C20237-24LKXIT
Infineon Technologies
2,500: $3.49
Non-Stocked Lead-Time 10 Weeks

Mfr. Part No.
CY8C20237-24LKXIT

Mouser Part No
727-C8C20237-24LKXIT

Infineon Technologies

8-bit Microcontrollers - MCU 1.8V CapSense Ctrl W/SmartSense

Learn More

Datasheet

Non-Stocked Lead-Time 10 Weeks

Reel

$3.49

Min.: 2,500
Mult.: 2,500

: 2,500

M8C

8 kB

1 kB

QFN-16

24 MHz

1.71 V

5.5 V

SMD/SMT

8 bit

0 C

+ 70 C

CY8C20237

Reel

8-bit Microcontrollers - MCU 1.8V CapSense Ctrl W/SmartSense

CY8C20247S-24LKXI
Infineon Technologies
1: $8.72
Non-Stocked Lead-Time 10 Weeks

Mfr. Part No.
CY8C20247S-24LKXI

Mouser Part No
727-C8C20247S-24LKXI

Infineon Technologies

8-bit Microcontrollers - MCU 1.8V CapSense Ctrl W/SmartSense

Learn More

Datasheet

Non-Stocked Lead-Time 10 Weeks

$8.72

$6.54

$6.24

$5.42

View

Min.: 1
Mult.: 1

M8C

16 kB

2 kB

QFN-16

24 MHz

1.71 V

5.5 V

SMD/SMT

8 bit

0 C

+ 70 C

CY8C20247S

Tray

8-bit Microcontrollers - MCU 1.8V CapSense Ctrl W/SmartSense

CY8C20337-24LQXIT
Infineon Technologies
2,500: $3.73
Non-Stocked Lead-Time 10 Weeks

Mfr. Part No.
CY8C20337-24LQXIT

Mouser Part No
727-C8C20337-24LQXIT

Infineon Technologies

8-bit Microcontrollers - MCU 1.8V CapSense Ctrl W/SmartSense

Learn More

Datasheet

Non-Stocked Lead-Time 10 Weeks

Reel

$3.73

Min.: 2,500
Mult.: 2,500

: 2,500

M8C

8 kB

1 kB

QFN-24

24 MHz

1.71 V

5.5 V

SMD/SMT

8 bit

0 C

+ 70 C

CY8C20337

Reel

8-bit Microcontrollers - MCU 1.8V CapSense Ctrl W/SmartSense

CY8C20437-24LQXIT
Infineon Technologies
2,500: $3.90
Non-Stocked Lead-Time 10 Weeks

Mfr. Part No.
CY8C20437-24LQXIT

Mouser Part No
727-C8C20437-24LQXIT

Infineon Technologies

8-bit Microcontrollers - MCU 1.8V CapSense Ctrl W/SmartSense

Learn More

Datasheet

Non-Stocked Lead-Time 10 Weeks

Reel

$3.90

Quote

Min.: 2,500
Mult.: 2,500

: 2,500

M8C

8 kB

1 kB

QFN-32

24 MHz

10 bit

28 I/O

1.71 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

CY8C20437

Reel

8-bit Microcontrollers - MCU 1.8V CapSense Ctrl W/SmartSense

CY8C20637-24LQXIT
Infineon Technologies
2,500: $4.34
Non-Stocked Lead-Time 10 Weeks

Mfr. Part No.
CY8C20637-24LQXIT

Mouser Part No
727-C8C20637-24LQXIT

Infineon Technologies

8-bit Microcontrollers - MCU 1.8V CapSense Ctrl W/SmartSense

Learn More

Datasheet

Non-Stocked Lead-Time 10 Weeks

Reel

$4.34

Min.: 2,500
Mult.: 2,500

: 2,500

M8C

8 kB

1 kB

QFN-48

24 MHz

1.71 V

5.5 V

SMD/SMT

8 bit

0 C

+ 70 C

CY8C20637

Reel

Infineon 8-bit Microcontrollers - MCU

Customer Service Office

Company

Resources

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6 I/O
12 I/O
13 I/O
14 I/O
16 I/O
19 I/O
20 I/O
21 I/O
24 I/O
25 I/O
26 I/O
28 I/O
29 I/O
31 I/O
34 I/O
36 I/O
38 I/O
40 I/O
44 I/O
46 I/O

CapSense
CY8C20045
CY8C20055
CY8C20234
CY8C20237
CY8C20247S
CY8C20324
CY8C20337
CY8C20424
CY8C20434
CY8C20437
CY8C20447S
CY8C20524
CY8C20534
CY8C20637
CY8C20667S
CY8C20xx6A
CY8C21334B
CY8C21434B
CY8C21534B