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40 MHz Microcontrollers - MCU

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Types of Microcontrollers - MCU

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Maximum Clock Frequency = 40 MHz

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Part #

8-bit Microcontrollers - MCU .75KB 25 RAM 12 I/O 20MHz IndTemp PDIP18

PIC16C54C-20I/P
Microchip Technology
1: $2.24
182In Stock
300Expected 03/09/2026

Mfr. Part No.
PIC16C54C-20I/P

Mouser Part No
579-PIC16C54C-20I/P

Microchip Technology

8-bit Microcontrollers - MCU .75KB 25 RAM 12 I/O 20MHz IndTemp PDIP18

Datasheet

182In Stock

300Expected 03/09/2026

$2.24

Min.: 1
Mult.: 1

Through Hole

PDIP-18

PIC16

8 bit

40 MHz

512 B

25 B

No ADC

12 I/O

4.5 V

5.5 V

+ 85 C

Tube

8-bit Microcontrollers - MCU .75KB 25 RAM 12 I/O 4MHz PDIP18

PIC16C54C-04/P
Microchip Technology
1: $2.08
485In Stock

Mfr. Part No.
PIC16C54C-04/P

Mouser Part No
579-PIC16C54C04P

Microchip Technology

8-bit Microcontrollers - MCU .75KB 25 RAM 12 I/O 4MHz PDIP18

Datasheet

485In Stock

$2.08

Min.: 1
Mult.: 1

Through Hole

PDIP-18

PIC16

8 bit

40 MHz

512 B

25 B

No ADC

12 I/O

4.5 V

5.5 V

+ 70 C

Tube

8-bit Microcontrollers - MCU .75KB 25 RAM 12 I/O 4MHz SOIC18

PIC16C54C-04/SO
Microchip Technology
1: $2.03
401In Stock

Mfr. Part No.
PIC16C54C-04/SO

Mouser Part No
579-PIC16C54C04SO

Microchip Technology

8-bit Microcontrollers - MCU .75KB 25 RAM 12 I/O 4MHz SOIC18

Datasheet

401In Stock

$2.03

Min.: 1
Mult.: 1

SMD/SMT

SOIC-18

PIC16

8 bit

40 MHz

512 B

25 B

No ADC

12 I/O

4.5 V

5.5 V

+ 70 C

Tube

8-bit Microcontrollers - MCU .75KB 25 RAM 12 I/O 20MHz SOIC18

PIC16C54C-20/SO
Microchip Technology
1: $2.14
170In Stock

Mfr. Part No.
PIC16C54C-20/SO

Mouser Part No
579-PIC16C54C20SO

Microchip Technology

8-bit Microcontrollers - MCU .75KB 25 RAM 12 I/O 20MHz SOIC18

Datasheet

170In Stock

$2.14

Min.: 1
Mult.: 1

SMD/SMT

SOIC-18

PIC16

8 bit

40 MHz

512 B

25 B

No ADC

12 I/O

4.5 V

5.5 V

+ 70 C

Tube

8-bit Microcontrollers - MCU .75KB 25 RAM 12 I/O HSC PDIP18

PIC16C54-HS/P
Microchip Technology
1: $4.17
113In Stock

Mfr. Part No.
PIC16C54-HS/P

Mouser Part No
579-PIC16C54HSP

Microchip Technology

8-bit Microcontrollers - MCU .75KB 25 RAM 12 I/O HSC PDIP18

Datasheet

113In Stock

$4.17

$4.00

$3.83

Min.: 1
Mult.: 1

Through Hole

PDIP-18

PIC16

8 bit

40 MHz

512 B

25 B

No ADC

12 I/O

4.5 V

5.5 V

+ 70 C

Tube

8-bit Microcontrollers - MCU 768B 24 RAM 20 I/O 4MHz SPDIP-28

PIC16C55A-04/SP
Microchip Technology
1: $2.50
82In Stock

Mfr. Part No.
PIC16C55A-04/SP

Mouser Part No
579-PIC16C55A-04/SP

Microchip Technology

8-bit Microcontrollers - MCU 768B 24 RAM 20 I/O 4MHz SPDIP-28

Datasheet

82In Stock

$2.50

Quote

Min.: 1
Mult.: 1

Through Hole

PDIP-28

PIC16

8 bit

40 MHz

768 B

24 B

No ADC

20 I/O

4.5 V

5.5 V

+ 70 C

Tube

8-bit Microcontrollers - MCU .75KB 24 RAM 20 I/O 20 MHz PDIP-28

PIC16C55A-20/P
Microchip Technology
1: $2.84
208In Stock

Mfr. Part No.
PIC16C55A-20/P

Mouser Part No
579-PIC16C55A20P

Microchip Technology

8-bit Microcontrollers - MCU .75KB 24 RAM 20 I/O 20 MHz PDIP-28

Datasheet

208In Stock

$2.84

Min.: 1
Mult.: 1

Through Hole

PDIP-28

PIC16

8 bit

40 MHz

512 B

24 B

No ADC

20 I/O

4.5 V

5.5 V

+ 70 C

Tube

8-bit Microcontrollers - MCU .75KB 24 RAM 20 I/O RC PDIP-28

PIC16C55-RC/P
Microchip Technology
1: $4.77
179In Stock

Mfr. Part No.
PIC16C55-RC/P

Mouser Part No
579-PIC16C55RCP

Microchip Technology

8-bit Microcontrollers - MCU .75KB 24 RAM 20 I/O RC PDIP-28

Datasheet

179In Stock

$4.77

$4.61

$4.42

Min.: 1
Mult.: 1

Through Hole

PDIP-28

PIC16

8 bit

40 MHz

512 B

24 B

No ADC

20 I/O

3 V

6.25 V

+ 70 C

Tube

8-bit Microcontrollers - MCU 1.5KB 25 RAM 12 I/O HSC PDIP18

PIC16C56-HS/P
Microchip Technology
1: $6.10
132In Stock

Mfr. Part No.
PIC16C56-HS/P

Mouser Part No
579-PIC16C56-HS/P

Microchip Technology

8-bit Microcontrollers - MCU 1.5KB 25 RAM 12 I/O HSC PDIP18

Datasheet

132In Stock

$6.10

Min.: 1
Mult.: 1

Through Hole

PDIP-18

PIC16

8 bit

40 MHz

1 kB

25 B

No ADC

12 I/O

4.5 V

5.5 V

+ 70 C

Tube

8-bit Microcontrollers - MCU 1.5KB 25 RAM 12 I/O SC/R PDIP18

PIC16C56-XT/P
Microchip Technology
1: $5.32
42In Stock

Mfr. Part No.
PIC16C56-XT/P

Mouser Part No
579-PIC16C56-XT/P

Microchip Technology

8-bit Microcontrollers - MCU 1.5KB 25 RAM 12 I/O SC/R PDIP18

Datasheet

42In Stock

$5.32

$5.15

$4.94

Min.: 1
Mult.: 1

Through Hole

PDIP-18

PIC16

8 bit

40 MHz

1 kB

25 B

No ADC

12 I/O

3 V

6.25 V

+ 70 C

Tube

8-bit Microcontrollers - MCU 3KB 72 RAM 20 I/O

PIC16C57-HS/SO
Microchip Technology
1: $7.72
91In Stock

Mfr. Part No.
PIC16C57-HS/SO

Mouser Part No
579-PIC16C57-HS/SO

Microchip Technology

8-bit Microcontrollers - MCU 3KB 72 RAM 20 I/O

Datasheet

91In Stock

$7.72

$7.41

$7.40

$7.38

$7.36

Min.: 1
Mult.: 1

SMD/SMT

SOIC-28

PIC16

8 bit

40 MHz

2 kB

72 B

No ADC

20 I/O

4.5 V

5.5 V

+ 70 C

Tube

8-bit Microcontrollers - MCU 3KB 72 RAM 20 I/O

PIC16C57-RC/P
Microchip Technology
1: $6.07
11In Stock

Mfr. Part No.
PIC16C57-RC/P

Mouser Part No
579-PIC16C57-RC/P

Microchip Technology

8-bit Microcontrollers - MCU 3KB 72 RAM 20 I/O

Datasheet

11In Stock

$6.07

$5.85

$5.62

Min.: 1
Mult.: 1

Through Hole

PDIP-28

PIC16

8 bit

40 MHz

2 kB

72 B

No ADC

20 I/O

3 V

6.25 V

+ 70 C

Tube

8-bit Microcontrollers - MCU 3KB 72 RAM 20 I/O

PIC16C57-RC/SO
Microchip Technology
1: $6.02
33In Stock

Mfr. Part No.
PIC16C57-RC/SO

Mouser Part No
579-PIC16C57-RC/SO

Microchip Technology

8-bit Microcontrollers - MCU 3KB 72 RAM 20 I/O

Datasheet

33In Stock

$6.02

$5.80

$5.57

$5.56

Min.: 1
Mult.: 1

SMD/SMT

SOIC-28

PIC16

8 bit

40 MHz

2 kB

72 B

No ADC

20 I/O

2.5 V

6.25 V

+ 70 C

Tube

8-bit Microcontrollers - MCU 3KB 72 RAM 20 I/O

PIC16C57-XT/SP
Microchip Technology
1: $6.49
110In Stock

Mfr. Part No.
PIC16C57-XT/SP

Mouser Part No
579-PIC16C57-XT/SP

Microchip Technology

8-bit Microcontrollers - MCU 3KB 72 RAM 20 I/O

Datasheet

110In Stock

$6.49

$6.25

$6.01

Min.: 1
Mult.: 1

Through Hole

PDIP-28

PIC16

8 bit

40 MHz

2 kB

72 B

No ADC

20 I/O

3 V

6.25 V

+ 70 C

Tube

8-bit Microcontrollers - MCU 3KB 72 RAM 20 I/O

PIC16C57C-20/SP
Microchip Technology
1: $3.25
34In Stock

Mfr. Part No.
PIC16C57C-20/SP

Mouser Part No
579-PIC16C57C20SP

Microchip Technology

8-bit Microcontrollers - MCU 3KB 72 RAM 20 I/O

Datasheet

34In Stock

$3.25

Min.: 1
Mult.: 1

Through Hole

PDIP-28

PIC16

8 bit

40 MHz

2 kB

72 B

No ADC

20 I/O

4.5 V

5.5 V

+ 70 C

Tube

8-bit Microcontrollers - MCU 3KB 72 RAM 20 I/O

PIC16C57-XT/P
Microchip Technology
1: $6.49
195In Stock

Mfr. Part No.
PIC16C57-XT/P

Mouser Part No
579-PIC16C57XTP

Microchip Technology

8-bit Microcontrollers - MCU 3KB 72 RAM 20 I/O

Datasheet

195In Stock

$6.49

$6.25

$6.01

Min.: 1
Mult.: 1

Through Hole

PDIP-28

PIC16

8 bit

40 MHz

2 kB

72 B

No ADC

20 I/O

3 V

6.25 V

+ 70 C

Tube

8-bit Microcontrollers - MCU 4KB Flash 256 RAM

PIC18F1230-I/P
Microchip Technology
1: $4.19
183In Stock

Mfr. Part No.
PIC18F1230-I/P

Mouser Part No
579-PIC18F1230-I/P

Microchip Technology

8-bit Microcontrollers - MCU 4KB Flash 256 RAM

Learn More

Datasheet

183In Stock

$4.19

$4.14

Min.: 1
Mult.: 1

Through Hole

PDIP-18

PIC18

8 bit

40 MHz

4 kB

256 B

10 bit

16 I/O

4.2 V

5.5 V

+ 85 C

Tube

8-bit Microcontrollers - MCU 4KB Flash 256 RAM

PIC18F1230-I/SS
Microchip Technology
1: $4.03
6In Stock

Mfr. Part No.
PIC18F1230-I/SS

Mouser Part No
579-PIC18F1230-I/SS

Microchip Technology

8-bit Microcontrollers - MCU 4KB Flash 256 RAM

Learn More

Datasheet

6In Stock

$4.03

$4.02

Min.: 1
Mult.: 1

SMD/SMT

SSOP-20

PIC18

8 bit

40 MHz

4 kB

256 B

10 bit

16 I/O

4.2 V

5.5 V

+ 85 C

Tube

8-bit Microcontrollers - MCU 8KB 256 RAM 16 I/O

PIC18F1320-I/ML
Microchip Technology
1: $4.24
126In Stock

Mfr. Part No.
PIC18F1320-I/ML

Mouser Part No
579-PIC18F1320-I/ML

Microchip Technology

8-bit Microcontrollers - MCU 8KB 256 RAM 16 I/O

Learn More

Datasheet

126In Stock

$4.24

Min.: 1
Mult.: 1

SMD/SMT

QFN-28

PIC18

8 bit

40 MHz

8 kB

256 B

10 bit

16 I/O

4.2 V

5.5 V

+ 85 C

Tube

8-bit Microcontrollers - MCU 8KB 256 RAM 16 I/O

PIC18F1320-I/P
Microchip Technology
1: $4.24
284In Stock

Mfr. Part No.
PIC18F1320-I/P

Mouser Part No
579-PIC18F1320-I/P

Microchip Technology

8-bit Microcontrollers - MCU 8KB 256 RAM 16 I/O

Learn More

Datasheet

284In Stock

$4.24

Min.: 1
Mult.: 1

Through Hole

PDIP-18

PIC18

8 bit

40 MHz

8 kB

256 B

10 bit

16 I/O

4.2 V

5.5 V

+ 85 C

Tube

8-bit Microcontrollers - MCU 8KB Flash 256 RAM

PIC18F1330-I/P
Microchip Technology
1: $4.66
18In Stock
425Expected 04/09/2026

Mfr. Part No.
PIC18F1330-I/P

Mouser Part No
579-PIC18F1330-I/P

Microchip Technology

8-bit Microcontrollers - MCU 8KB Flash 256 RAM

Learn More

Datasheet

18In Stock

425Expected 04/09/2026

$4.66

Min.: 1
Mult.: 1

Through Hole

PDIP-18

PIC18

8 bit

40 MHz

8 kB

256 B

10 bit

16 I/O

4.2 V

5.5 V

+ 85 C

Tube

8-bit Microcontrollers - MCU 8KB Flash 256 RAM

PIC18F1330-I/SS
Microchip Technology
1: $4.25
7In Stock

Mfr. Part No.
PIC18F1330-I/SS

Mouser Part No
579-PIC18F1330-I/SS

Microchip Technology

8-bit Microcontrollers - MCU 8KB Flash 256 RAM

Learn More

Datasheet

7In Stock

$4.25

$4.20

Min.: 1
Mult.: 1

SMD/SMT

SSOP-20

PIC18

8 bit

40 MHz

8 kB

256 B

10 bit

16 I/O

4.2 V

5.5 V

+ 85 C

Tube

8-bit Microcontrollers - MCU 4KB 512 RAM 25 I/O

PIC18F2220-I/SO
Microchip Technology
1: $6.75
96In Stock
108On Order

Mfr. Part No.
PIC18F2220-I/SO

Mouser Part No
579-PIC18F2220-I/SO

Microchip Technology

8-bit Microcontrollers - MCU 4KB 512 RAM 25 I/O

Datasheet

96In Stock

108On Order

$6.75

Min.: 1
Mult.: 1

SMD/SMT

SOIC-28

PIC18

8 bit

40 MHz

4 kB

512 B

10 bit

25 I/O

4.2 V

5.5 V

+ 85 C

Tube

8-bit Microcontrollers - MCU 4 KB Flash 512 RAM

PIC18F2221-I/ML
Microchip Technology
1: $4.10
173In Stock
61Expected 08/09/2026

Mfr. Part No.
PIC18F2221-I/ML

Mouser Part No
579-PIC18F2221-I/ML

Microchip Technology

8-bit Microcontrollers - MCU 4 KB Flash 512 RAM

Learn More

Datasheet

173In Stock

61Expected 08/09/2026

$4.10

Min.: 1
Mult.: 1

SMD/SMT

QFN-44

PIC18

8 bit

40 MHz

4 kB

512 B

10 bit

25 I/O

4.2 V

5.5 V

+ 85 C

Tube

8-bit Microcontrollers - MCU 4KB Flash 512bytes

PIC18F2221-I/SS
Microchip Technology
1: $3.68
15In Stock

Mfr. Part No.
PIC18F2221-I/SS

Mouser Part No
579-PIC18F2221-I/SS

Microchip Technology

8-bit Microcontrollers - MCU 4KB Flash 512bytes

Learn More

Datasheet

15In Stock

$3.68

$3.63

Min.: 1
Mult.: 1

SMD/SMT

SSOP-28

PIC18

8 bit

40 MHz

4 kB

512 B

10 bit

25 I/O

4.2 V

5.5 V

+ 85 C

Tube

40 MHz Microcontrollers - MCU

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BGA-108
BGA-125
BGA-388
DIP-18
LFCSP-64
LFQFP-48
LFQFP-64
LQFP-100
LQFP-112
LQFP-32
LQFP-44
LQFP-48
LQFP-52
LQFP-64
LQFP-80
PDIP-18
PDIP-20
PDIP-28
PDIP-40
PLCC-28

8051
4T 8051
80C52
ARM7TDMI
ARM Cortex M0
ARM Cortex M0+
ARM Cortex M23
ARM Cortex M3
Arm Cortex-M33
ARM Cortex M4
C28x
HCS12
HCS12X
MIPS32 M4K
MPC500
PIC16
PIC18
PIC24H
RISC
RL78

0 B
512 B
768 B
1 kB
2 kB
4 kB
8 kB
12 kB
16 kB
18 kB
24 kB
32 kB
35 kB
36 kB
40 kB
48 kB
52 kB
56 kB
60 kB
64 kB

24 B
25 B
72 B
73 B
96 B
128 B
256 B
444 B
512 B
768 B
1 kB
1.2 kB
1.25 kB
1.38 kB
1.5 kB
2 kB
2.25 kB
3 kB
3.25 kB
3.75 kB

4 I/O
8 I/O
10 I/O
12 I/O
13 I/O
16 I/O
17 I/O
18 I/O
19 I/O
20 I/O
21 I/O
22 I/O
23 I/O
24 I/O
25 I/O
26 I/O
28 I/O
30 I/O
32 I/O
33 I/O

1.62 V
1.65 V
1.71 V
1.72 V
1.8 V
1.85 V
2 V
2.1 V
2.3 V
2.5 V
2.7 V
3 V
3.25 V
3.3 V
3.85 V
3.9 V
4 V
4.2 V
4.5 V
5.5 V