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

Embedded Processors & Controllers

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

Types of Embedded Processors & Controllers

List Images

Results: 5,755

Applied Filters:

Brand = Multiple Values

Product Type

Mounting Style

Package/Case

Core

Data Bus Width

Maximum Clock Frequency

Program Memory Size

L1 Cache Instruction Memory

L1 Cache Data Memory

Data RAM Size

ADC Resolution

Number of I/Os

Minimum Operating Temperature

Maximum Operating Temperature

Qualification

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 #

ARM Microcontrollers - MCU Mainstream Arm Cortex-M33 MCU, 144 MHz, 512 KB flash, 128 KB RAM, I3C, FDCAN

STM32C552VET6
STMicroelectronics
1: $3.99
639In Stock
New Product

Mfr. Part No.
STM32C552VET6

Mouser Part No
511-STM32C552VET6

New Product

STMicroelectronics

ARM Microcontrollers - MCU Mainstream Arm Cortex-M33 MCU, 144 MHz, 512 KB flash, 128 KB RAM, I3C, FDCAN

Learn More

Datasheet

639In Stock

$3.99

$2.83

$2.47

$2.19

Min.: 1
Mult.: 1
Max.: 100

ARM Microcontrollers - MCU

SMD/SMT

LQFP-100

ARM Cortex M33

32 bit

144 MHz

512 kB

128 kB

12 bit

86 I/O

- 40 C

+ 85 C

Tray

ARM Microcontrollers - MCU High performance Arm Cortex-M55 MCU 800MHz 4.2MB SRAM Neural-ART accelerator 600 GOPS NeoChrom GPU JPEG Codec H-264 enc

STM32N647L0H3Q
STMicroelectronics
1: $22.02
2,857In Stock
New Product

Mfr. Part No.
STM32N647L0H3Q

Mouser Part No
511-STM32N647L0H3Q

New Product

STMicroelectronics

ARM Microcontrollers - MCU High performance Arm Cortex-M55 MCU 800MHz 4.2MB SRAM Neural-ART accelerator 600 GOPS NeoChrom GPU JPEG Codec H-264 enc

Learn More

Datasheet

2,857In Stock

$22.02

$17.50

$16.20

$15.12

View

Min.: 1
Mult.: 1

ARM Microcontrollers - MCU

Tray

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 Trust Zone, MCU 96 MHz 1 Mbyte of Flash

STM32U375VET6
STMicroelectronics
1: $7.79
634In Stock
540Expected 26/10/2026
New Product

Mfr. Part No.
STM32U375VET6

Mouser Part No
511-STM32U375VET6

New Product

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 Trust Zone, MCU 96 MHz 1 Mbyte of Flash

Learn More

Datasheet

634In Stock

540Expected 26/10/2026

$7.79

$5.44

$5.19

$4.54

View

Min.: 1
Mult.: 1

ARM Microcontrollers - MCU

Tray

ARM Microcontrollers - MCU High performance Arm Cortex-M55 MCU 800MHz 4.2MB SRAM Neural-ART accelerator 600 GOPS NeoChrom GPU JPEG Codec H-264 enc

STM32N647B0H3Q
STMicroelectronics
1: $21.84
51In Stock
1,008Expected 17/09/2026
New Product

Mfr. Part No.
STM32N647B0H3Q

Mouser Part No
511-STM32N647B0H3Q

New Product

STMicroelectronics

ARM Microcontrollers - MCU High performance Arm Cortex-M55 MCU 800MHz 4.2MB SRAM Neural-ART accelerator 600 GOPS NeoChrom GPU JPEG Codec H-264 enc

Learn More

Datasheet

51In Stock

1,008Expected 17/09/2026

$21.84

$17.40

$16.32

$14.77

View

Min.: 1
Mult.: 1

ARM Microcontrollers - MCU

Tray

ARM Microcontrollers - MCU High performance Arm Cortex-M55 MCU 800MHz 4.2MB SRAM Neural-ART accelerator 600 GOPS NeoChrom GPU JPEG Codec H-264 enc

STM32N647A0H3Q
STMicroelectronics
1: $20.52
53In Stock
New Product

Mfr. Part No.
STM32N647A0H3Q

Mouser Part No
511-STM32N647A0H3Q

New Product

STMicroelectronics

ARM Microcontrollers - MCU High performance Arm Cortex-M55 MCU 800MHz 4.2MB SRAM Neural-ART accelerator 600 GOPS NeoChrom GPU JPEG Codec H-264 enc

Learn More

Datasheet

53In Stock

$20.52

$16.26

$15.42

$14.03

View

Min.: 1
Mult.: 1

ARM Microcontrollers - MCU

Tray

ARM Microcontrollers - MCU Mainstream Arm Cortex-M0+ MCU 256 Kbytes Flash memory, 36 Kbytes RAM, 48 MHz CPU

STM32C092RCT6TR
STMicroelectronics
1: $3.67
753In Stock
New Product

Mfr. Part No.
STM32C092RCT6TR

Mouser Part No
511-STM32C092RCT6TR

New Product

STMicroelectronics

ARM Microcontrollers - MCU Mainstream Arm Cortex-M0+ MCU 256 Kbytes Flash memory, 36 Kbytes RAM, 48 MHz CPU

Datasheet

753In Stock

Cut Tape

$3.67

$2.49

$2.30

$2.00

$1.88

Reel

$1.88

Min.: 1
Mult.: 1
Max.: 250

: 1,000

ARM Microcontrollers - MCU

Reel, Cut Tape

ARM Microcontrollers - MCU Ultra-low-power with FPU Arm Cortex-M33 with Trust Zone, MCU 96 MHz with 512 Kby

STM32U375REY6QTR
STMicroelectronics
1: $6.29
162In Stock
New Product

Mfr. Part No.
STM32U375REY6QTR

Mouser Part No
511-STM32U375REY6QTR

New Product

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power with FPU Arm Cortex-M33 with Trust Zone, MCU 96 MHz with 512 Kby

Learn More

Datasheet

162In Stock

Cut Tape

$6.29

$4.44

$4.14

$3.64

View

Reel

$2.78

Min.: 1
Mult.: 1

: 5,000

ARM Microcontrollers - MCU

Reel, Cut Tape

ARM Microcontrollers - MCU STM32 Dynamic Efficiency MCU BAM, High-performance & DSP FPU, Arm Cortex-M4 MCU

STM32F412CGU6TR
STMicroelectronics
1: $10.51
9,893In Stock
12,500Expected 02/08/2027

Mfr. Part No.
STM32F412CGU6TR

Mouser Part No
511-STM32F412CGU6TR

STMicroelectronics

ARM Microcontrollers - MCU STM32 Dynamic Efficiency MCU BAM, High-performance & DSP FPU, Arm Cortex-M4 MCU

Learn More

Datasheet

9,893In Stock

12,500Expected 02/08/2027

Cut Tape

$10.51

$8.12

$7.75

$6.73

View

Reel

$5.88

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

ARM Microcontrollers - MCU

UFQFPN-28

Reel, Cut Tape, MouseReel

ARM Microcontrollers - MCU 32-Bit Cortex 64Kb Performance Line

STM32F103RCY6TR
STMicroelectronics
1: $10.43
3,869In Stock

Mfr. Part No.
STM32F103RCY6TR

Mouser Part No
511-STM32F103RCY6TR

STMicroelectronics

ARM Microcontrollers - MCU 32-Bit Cortex 64Kb Performance Line

Learn More

Datasheet

3,869In Stock

Cut Tape

$10.43

$8.06

$7.69

$6.67

View

Reel

$5.83

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

ARM Microcontrollers - MCU

SMD/SMT

WLCSP-64

ARM Cortex M3

32 bit

72 MHz

256 kB

48 kB

12 bit

51 I/O

- 40 C

+ 85 C

Reel, Cut Tape, MouseReel

ARM Microcontrollers - MCU High-performance access line, Arm Cortex-M4 core DSP & FPU, 1,5 MByte of Flash 1

STM32F423MHY3TR
STMicroelectronics
1: $13.46
3,001In Stock

Mfr. Part No.
STM32F423MHY3TR

Mouser Part No
511-STM32F423MHY3TR

STMicroelectronics

ARM Microcontrollers - MCU High-performance access line, Arm Cortex-M4 core DSP & FPU, 1,5 MByte of Flash 1

Learn More

Datasheet

3,001In Stock

Cut Tape

$13.46

$10.23

$9.81

$8.64

View

Reel

$7.52

Min.: 1
Mult.: 1

: 5,000

ARM Microcontrollers - MCU

SMD/SMT

WLCSP-81

ARM Cortex M4

32 bit

100 MHz

1.5 MB

32 kB

12 bit

60 I/O

- 40 C

+ 125 C

Reel, Cut Tape

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 Trust Zone, MCU 110 MHz 512 kbytes of Flash

STM32L552RET6Q
STMicroelectronics
1: $12.34
3,176In Stock

Mfr. Part No.
STM32L552RET6Q

Mouser Part No
511-STM32L552RET6Q

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 Trust Zone, MCU 110 MHz 512 kbytes of Flash

Learn More

Datasheet

3,176In Stock

$12.34

$10.03

$9.57

$8.31

View

Min.: 1
Mult.: 1
Max.: 750

ARM Microcontrollers - MCU

SMD/SMT

LQFP-64

ARM Cortex M33

32 bit

110 MHz

512 kB

256 kB

2 x 12 bit

47 I/O

- 40 C

+ 85 C

Tray

ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 1024kB

STM32F205RGT6
STMicroelectronics
1: $16.08
2,548In Stock

Mfr. Part No.
STM32F205RGT6

Mouser Part No
511-STM32F205RGT6

STMicroelectronics

ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 1024kB

Learn More

Datasheet

2,548In Stock

$16.08

$12.69

$11.33

$10.67

View

Min.: 1
Mult.: 1

ARM Microcontrollers - MCU

SMD/SMT

LQFP-64

ARM Cortex M3

32 bit

120 MHz

1 MB

128 kB

12 bit

51 I/O

- 40 C

+ 85 C

Tray

ARM Microcontrollers - MCU High-performance & DSP FPU, Arm Cortex-M7 MCU 512 Kbytes of Flash 216 MHz CPU, A

STM32F723IET6
STMicroelectronics
1: $18.85
13,285In Stock

Mfr. Part No.
STM32F723IET6

Mouser Part No
511-STM32F723IET6

STMicroelectronics

ARM Microcontrollers - MCU High-performance & DSP FPU, Arm Cortex-M7 MCU 512 Kbytes of Flash 216 MHz CPU, A

Learn More

Datasheet

13,285In Stock

$18.85

$14.95

$13.39

$12.90

View

Min.: 1
Mult.: 1

ARM Microcontrollers - MCU

SMD/SMT

LQFP-176

ARM Cortex M7

32 bit

216 MHz

512 kB

256 kB

12 bit

138 I/O

- 40 C

+ 85 C

ARM Microcontrollers - MCU Mainstream Arm Cortex-M4 MCU 170 MHz 512 Kbytes of Flash Math Accel, HR Timer, H

STM32G484QET6
STMicroelectronics
1: $12.13
3,608In Stock

Mfr. Part No.
STM32G484QET6

Mouser Part No
511-STM32G484QET6

STMicroelectronics

ARM Microcontrollers - MCU Mainstream Arm Cortex-M4 MCU 170 MHz 512 Kbytes of Flash Math Accel, HR Timer, H

Learn More

Datasheet

3,608In Stock

$12.13

$9.49

$8.43

$8.10

View

Min.: 1
Mult.: 1
Max.: 540

ARM Microcontrollers - MCU

SMD/SMT

LQFP-128

ARM Cortex M4

32 bit

170 MHz

512 kB

128 kB

5 x 12 bit

107 I/O

- 40 C

+ 85 C

Tray

ARM Microcontrollers - MCU High-performance & DSP DP-FPU, Arm Cortex-M7 MCU 1 MByte Flash, 564 KBytes RAM,

STM32H725AGI6
STMicroelectronics
1: $13.05
60,951In Stock

Mfr. Part No.
STM32H725AGI6

Mouser Part No
511-STM32H725AGI6

STMicroelectronics

ARM Microcontrollers - MCU High-performance & DSP DP-FPU, Arm Cortex-M7 MCU 1 MByte Flash, 564 KBytes RAM,

Learn More

Datasheet

60,951In Stock

$13.05

$12.00

$10.14

$10.13

View

Min.: 1
Mult.: 1

ARM Microcontrollers - MCU

SMD/SMT

UFBGA-169

Tray

ARM Microcontrollers - MCU High-performance & DSP DP-FPU, Arm Cortex-M7 + Cortex-M4 MCU 2MBytes of Flash 1M

STM32H747AII6
STMicroelectronics
1: $20.91
2,099In Stock

Mfr. Part No.
STM32H747AII6

Mouser Part No
511-STM32H747AII6

STMicroelectronics

ARM Microcontrollers - MCU High-performance & DSP DP-FPU, Arm Cortex-M7 + Cortex-M4 MCU 2MBytes of Flash 1M

Learn More

Datasheet

2,099In Stock

$20.91

$16.56

$15.49

$14.27

View

Min.: 1
Mult.: 1

ARM Microcontrollers - MCU

SMD/SMT

UFBGA-169

ARM Cortex M4, ARM Cortex M7

32 bit

240 MHz, 480 MHz

2 MB

1 MB

3 x 16 bit

112 I/O

- 40 C

+ 85 C

Tray

ARM Microcontrollers - MCU High-performance & DSP DP-FPU, Arm Cortex-M7 MCU 128 Kbytes of Flash 1MB RAM, 48

STM32H750ZBT6
STMicroelectronics
1: $12.94
2,437In Stock

Mfr. Part No.
STM32H750ZBT6

Mouser Part No
511-STM32H750ZBT6

STMicroelectronics

ARM Microcontrollers - MCU High-performance & DSP DP-FPU, Arm Cortex-M7 MCU 128 Kbytes of Flash 1MB RAM, 48

Learn More

Datasheet

2,437In Stock

$12.94

$10.22

$9.21

$8.77

View

Min.: 1
Mult.: 1

ARM Microcontrollers - MCU

SMD/SMT

LQFP-144

ARM Cortex M7

32 bit

480 MHz

128 kB

1 MB

3 x 16 bit

114 I/O

- 40 C

+ 85 C

Tray

ARM Microcontrollers - MCU High-performance Arm Cortex-M7 + Cortex-M4 MCU 2MBytes of Flash 1MB RAM, 480 MHz

STM32H757IIT6
STMicroelectronics
1: $22.22
1,981In Stock

Mfr. Part No.
STM32H757IIT6

Mouser Part No
511-STM32H757IIT6

STMicroelectronics

ARM Microcontrollers - MCU High-performance Arm Cortex-M7 + Cortex-M4 MCU 2MBytes of Flash 1MB RAM, 480 MHz

Learn More

Datasheet

1,981In Stock

$22.22

$17.69

$15.91

$15.26

View

Min.: 1
Mult.: 1

ARM Microcontrollers - MCU

SMD/SMT

LQFP-176

ARM Cortex M4, ARM Cortex M7

32 bit

240 MHz, 480 MHz

2 MB

1 MB

3 x 16 bit

128 I/O

- 40 C

+ 85 C

Tray

ARM Microcontrollers - MCU High-performance & DSP DP-FPU, Arm Cortex-M7 MCU 2MBytes of Flash 1376 KB SRAM,

STM32H7A3IIT6Q
STMicroelectronics
1: $18.13
1,887In Stock

Mfr. Part No.
STM32H7A3IIT6Q

Mouser Part No
511-STM32H7A3IIT6Q

STMicroelectronics

ARM Microcontrollers - MCU High-performance & DSP DP-FPU, Arm Cortex-M7 MCU 2MBytes of Flash 1376 KB SRAM,

Learn More

Datasheet

1,887In Stock

$18.13

$14.21

$12.79

$12.15

View

Min.: 1
Mult.: 1

ARM Microcontrollers - MCU

SMD/SMT

LQFP-176

Tray

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 192-Kbytes of Flash , 32 MHz CPU, USB

STM32L072KZU7
STMicroelectronics
1: $6.68
7,782In Stock

Mfr. Part No.
STM32L072KZU7

Mouser Part No
511-STM32L072KZU7

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 192-Kbytes of Flash , 32 MHz CPU, USB

Learn More

Datasheet

7,782In Stock

$6.68

$4.91

$4.57

$4.02

View

Min.: 1
Mult.: 1

ARM Microcontrollers - MCU

SMD/SMT

UFQFPN-32

ARM Cortex M0+

32 bit

32 MHz

192 kB

20 kB

12 bit

25 I/O

- 40 C

+ 105 C

Tray

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M3 MCU 32 Kbytes of Flash , 32 MHz CPU, USB

STM32L151C6T6A
STMicroelectronics
1: $5.47
12,930In Stock

Mfr. Part No.
STM32L151C6T6A

Mouser Part No
511-STM32L151C6T6A

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M3 MCU 32 Kbytes of Flash , 32 MHz CPU, USB

Learn More

Datasheet

12,930In Stock

$5.47

$4.17

$3.64

$3.48

View

Min.: 1
Mult.: 1

ARM Microcontrollers - MCU

SMD/SMT

LQFP-48

ARM Cortex M3

32 bit

32 MHz

32 kB

10 kB

12 bit

37 I/O

- 40 C

+ 85 C

Tray

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash USB OTG, DFSDM

STM32L475VCT6
STMicroelectronics
1: $8.50
5,163In Stock

Mfr. Part No.
STM32L475VCT6

Mouser Part No
511-STM32L475VCT6

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash USB OTG, DFSDM

Learn More

Datasheet

5,163In Stock

$8.50

$6.19

$5.71

$5.31

View

Min.: 1
Mult.: 1
Max.: 540

ARM Microcontrollers - MCU

SMD/SMT

LQFP-100

ARM Cortex M4

32 bit

80 MHz

256 kB

128 kB

3 x 12 bit

82 I/O

- 40 C

+ 85 C

Tray

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 1 Mbyte of Flash USB OTG, LCD, AES-

STM32L4A6VGT6
STMicroelectronics
1: $13.05
3,608In Stock

Mfr. Part No.
STM32L4A6VGT6

Mouser Part No
511-STM32L4A6VGT6

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 1 Mbyte of Flash USB OTG, LCD, AES-

Learn More

Datasheet

3,608In Stock

$13.05

$9.57

$8.87

$8.43

View

Min.: 1
Mult.: 1
Max.: 540

ARM Microcontrollers - MCU

SMD/SMT

LQFP-100

ARM Cortex M4

32 bit

80 MHz

1 MB

320 kB

3 x 12 bit

136 I/O

- 40 C

+ 85 C

Tray

8-bit Microcontrollers - MCU 8-bit Ultralow MCU 16 KB Flash

STM8L151K4T6
STMicroelectronics
1: $3.02
24,314In Stock

Mfr. Part No.
STM8L151K4T6

Mouser Part No
511-STM8L151K4T6

STMicroelectronics

8-bit Microcontrollers - MCU 8-bit Ultralow MCU 16 KB Flash

Learn More

Datasheet

24,314In Stock

$3.02

$2.25

$1.94

$1.85

View

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

LQFP-32

STM8

8 bit

16 MHz

16 kB

2 kB

12 bit

30 I/O

- 40 C

+ 85 C

Tray

8-bit Microcontrollers - MCU 8-bit MCU Value Line 16 MHz 8kb FL 128EE

STM8S003F3P6
STMicroelectronics
1: $1.16
119,964In Stock

Mfr. Part No.
STM8S003F3P6

Mouser Part No
511-STM8S003F3P6

STMicroelectronics

8-bit Microcontrollers - MCU 8-bit MCU Value Line 16 MHz 8kb FL 128EE

Learn More

Datasheet

119,964In Stock

$1.16

$0.70

$0.646

$0.556

View

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

TSSOP-20

STM8

8 bit

16 MHz

8 kB

1 kB

10 bit

16 I/O

- 40 C

+ 85 C

Tube

Embedded Processors & Controllers

Types of Embedded Processors & Controllers

Customer Service Office

Company

Resources

Support

BGA-100
BGA-132
BGA-144
BGA-168
BGA-169
BGA-176
BGA-216
BGA-292
BGA-64
BGA-73
CSP-100
CSP-115
CSP-36
CSP-48
CSP-64
CSP-72
CSP-81
FPBGA-292
FPBGA-302
FPBGA-386

ARM1176JZ-F
ARM Cortex-A35
ARM Cortex A35, ARM Cortex M33
ARM Cortex A7
ARM Cortex A7, ARM Cortex M4
ARM Cortex M0
ARM Cortex-M0, ARM Cortex-M4
ARM Cortex M0+
ARM Cortex M0+, ARM Cortex M4
ARM Cortex M3
ARM Cortex M33
ARM Cortex M33, ARM Cortex A35
ARM Cortex M35P
ARM Cortex M4
ARM Cortex M4, ARM Cortex M7
ARM Cortex M4F
ARM Cortex M55
ARM Cortex M7
ARM Cortex-R52+
e200z0

8 MHz
15 MHz
16 MHz
16 MHz/32 MHz
20 MHz
24 MHz
32 MHz
32 MHz, 64 MHz
36 MHz
48 MHz
56 MHz
64 MHz
72 MHz
80 MHz
80 MHz, 120 MHz
80 MHz, 160 MHz
84 MHz
96 MHz
100 MHz
110 MHz

0 B
1 KB
2 kB
4 kB
8 kB
16 kB
32 kB
64 kB
96 kB
128 KB
128 kB
160 kB
176 kB
192 kB
256 kB
320 kB
384 kB
512 kB
640 kB
768 kB

384 B
512 B
1 kB
1.5 kB
2 kB
4 kB
6 kB
8 kB
10 kB
12 kB
16 KB
16 kB
18 kB
20 kB
22 kB
24 kB
32 KB
32 kB
36 kB
40 kB

2 x 10 bit
2 x 10 bit, 5 x 12 bit, 6 x 16 bit
2 x 12 bit
2 x 16 bit
2 x 6 bit/8 bit/10 bit/12 bit
2 x 8 bit/10 bit/12 bit
3 x 10 bit, 5 x 12 bit, 6 x 16 bit
3 x 12 bit
3 x 12 bit, 1 x 16 bit
3 x 16 bit
4 x 12 bit
4 x 6 bit/8 bit/10 bit/12 bit
5 x 12 bit
5 x 12 bit, 2 x 16 bit
6 bit/8 bit/10 bit/12 bit
8 bit to 16 bit
10 bit
10 bit, 12 bit
10 bit, 3 x 12 bit
10 bit, 4 x 12 bit

5 I/O
6 I/O
8 I/O
9 I/O
10 I/O
11 I/O
14 I/O
15 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
27 I/O