Cypress CY8C21634 用户手册

Document Number: 38-12025  Rev. *O

Page 4 of 45

Depending on your PSoC device characteristics, the digital and

analog systems can have 16, 8, or 4 digital blocks and 12, 6, or

4 analog blocks. 

 lists the resources available for specific

PSoC device groups. The PSoC device covered by this data

sheet is highlighted in this table.

The quickest way to understand PSoC silicon is to read this data

sheet and then use the PSoC Designer Integrated Development

Environment (IDE). This data sheet is an overview of the PSoC

integrated circuit and presents specific pin, register, and

electrical specifications. 
For in depth information, along with detailed programming

details, see the PSoC® Programmable System-on-Chip

Technical Reference Manual for CY8C28xxx PSoC devices.

www.cypress.com/pso

c.

www.cypress.com/pso

c. Select Application Notes under the

Documentation tab.

www.cypress.com/sho

p and through a growing number of

regional and global distributors, which include Arrow, Avnet,

Digi-Key, Farnell, Future Electronics, and Newark.

www.cypress.com/training

. The

training covers a wide variety of topics and skill levels to assist

you in your designs.

www.cypress.com/cypros

.

Visit our growing library of solution focused designs at

www.cypress.com/solutions. Here you can find various appli-

cation designs that include firmware and hardware design files

that enable you to complete your designs quickly.

For assistance with technical issues, search KnowledgeBase

articles and forums at www.cypress.com/support. If you cannot

find an answer to your question, call technical support at

1-800-541-4736. 

CY8C29x66

up to 

64

4

16 12

4

4

12 2K

32K

CY8C27x43

up to 

44

2

8

12

4

4

12 256 

Bytes

16K

CY8C24x94

56

1

4

48

2

2

6

1K

16K

CY8C24x23A up to 

24

1

4

12

2

2

6

256 

Bytes

4K

CY8C21x34

up to 

28

1

4

28

0

2

4

512 

Bytes

8K

CY8C21x23

16

1

4

8

0

2

4

256 

Bytes

4K

CY8C20x34

up to 

28

0

0

28

0

0

3

512 

Bytes

8K

1. Limited analog functionality

.

2. Two analog blocks and one CapSense.