CY8C21334, CY8C21534

Document Number: 001-12550 Rev. *H

Page 5 of 37

PSoC Device Characteristics

Depending on your PSoC device characteristics, the digital and analog systems can have a varying number of digital and analog

blocks. Table 1 lists the resources available for specific PSoC device groups. The PSoC device covered by this datasheet is highlighted

in Table 1

Getting Started

For in-depth information, along with detailed programming

For up-to-date ordering, packaging, and electrical specification

information, see the latest PSoC device datasheets on the web.

Application Notes

Cypress application notes are an excellent introduction to the

wide variety of possible PSoC designs.

Development Kits

PSoC Development Kits are available online from and through a

growing number of regional and global distributors, which

include Arrow, Avnet, Digi-Key, Farnell, Future Electronics, and

Newark.

Training

Free PSoC technical training (on demand, webinars, and

workshops), which is available online via www.cypress.com,

covers a wide variety of topics and skill levels to assist you in

your designs.

CYPros Consultants

Certified PSoC consultants offer everything from technical

assistance to completed PSoC designs. To contact or become a

PSoC consultant go to the CYPros Consultants web site.

Solutions Library

Visit our growing library of solution focused designs. Here you

can find various application designs that include firmware and

hardware design files that enable you to complete your designs

quickly.

Technical Support

Technical support – including a searchable Knowledge Base

articles and technical forums – is also available online. If you

cannot find an answer to your question, call our Technical

Support hotline at 1-800-541-4736.

Table 1. PSoC Device Characteristics

PSoC Part

Number

Digital

I/O

Digital

Rows

Digital

Blocks

Analog

Inputs

Analog

Outputs

Analog

Columns

Analog

Blocks

SRAM

Size

Flash

Size

CY8C29x66[1]

up to 64

4

16

up to 12

4

4

12

2 K

32 K

CY8C28xxx

up to 44

up to 3

up to 12

up to 44

up to 4

up to 6

up to

12 + 4[2]

1 K

16 K

CY8C27x43

up to 44

2

8

up to 12

4

4

12

256

16 K

CY8C24x94[1]

up to 56

1

4

up to 48

2

2

6

1 K

16 K

CY8C24x23A[1]

up to 24

1

4

up to 12

2

2

6

256

4 K

CY8C23x33

up to 26

1

4

up to 12

2

2

4

256

8 K

CY8C22x45[1]

up to 38

2

8

up to 38

0

4

6[2]

1 K

16 K

CY8C21x45[1]

up to 24

1

4

up to 24

0

4

6[2]

512

8 K

CY8C21x34[1]

up to 28

1

4

up to 28

0

2

4[2]

512

8 K

CY8C21x23

up to 16

1

4

up to 8

0

2

4[2]

256

4 K

up to 24

1

24

0

0

512

8 K

CY8C20x34[1]

up to 28

0

0

up to 28

0

0

3[2,3]

512

8 K

CY8C20xx6

up to 36

0

0

up to 36

0

0

3[2,3]

up to 2 K

up to 32 K

Notes

1. Automotive qualified devices available in this group.

2. Limited analog functionality.

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