Specifications

CY7C6431x
CY7C6434x
CY7C6435x
Document Number: 001-12394 Rev. *R Page 2 of 40
Contents
Functional Overview ........................................................ 3
The enCoRe V Core ....................................................3
Full-Speed USB ...........................................................3
10-bit ADC ...................................................................4
SPI ............................................................................... 4
I2C Slave .....................................................................5
Additional System Resources ..................................... 6
Getting Started ..................................................................6
Application Notes ........................................................6
Development Kits ........................................................ 6
Training .......................................................................6
CYPros Consultants .................................................... 6
Solutions Library ..........................................................6
Technical Support .......................................................6
Development Tools .......................................................... 7
PSoC Designer Software Subsystems ........................ 7
Designing with PSoC Designer .......................................8
Select User Modules ................................................... 8
Configure User Modules ..............................................8
Organize and Connect ................................................8
Generate, Verify, and Debug ....................................... 8
Pin Configuration ............................................................. 9
16-pin Part pinout ........................................................ 9
32-pin Part Pinout ......................................................10
48-pin Part Pinout ......................................................11
Register Reference .........................................................13
Register Conventions .................................................... 13
Register Mapping Tables ............................................... 13
Electrical Specifications ................................................ 16
Absolute Maximum Ratings ....................................... 17
Operating Temperature ............................................. 17
DC Electrical Characteristics ..................................... 18
AC Electrical Characteristics ..................................... 22
Package Diagram ............................................................ 29
Packaging Dimensions .............................................. 29
Package Handling ..................................................... 31
Thermal Impedances ................................................. 31
Capacitance on Crystal Pins ..................................... 31
Solder Reflow Peak Temperature ............................. 31
Ordering Information ...................................................... 32
Ordering Code Definitions ......................................... 33
Acronyms ........................................................................ 34
Document Conventions ................................................. 34
Units of Measure ....................................................... 34
Numeric Naming ........................................................ 34
Errata ............................................................................... 35
CY7C643xx Errata Summary .................................... 35
Document History Page ................................................. 37
Sales, Solutions, and Legal Information ...................... 40
Worldwide Sales and Design Support ....................... 40
Products .................................................................... 40
PSoC® Solutions ...................................................... 40
Cypress Developer Community ................................. 40
Technical Support ..................................................... 40