CY7C68034-56LTXI データシートの表示（PDF） - Cypress Semiconductor
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CY7C68034-56LTXI Datasheet PDF : 40 Pages
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CY7C68033/CY7C68034
Contents
Overview ............................................................................ 4
Applications ...................................................................... 4
Functional Overview ........................................................ 4
USB Signaling Speed .................................................. 4
8051 Microprocessor ................................................... 4
I2C Bus ........................................................................ 5
Buses .......................................................................... 6
Enumeration ................................................................ 6
Default Silicon ID Values ............................................. 7
ReNumeration™ .......................................................... 7
Bus-powered Applications ........................................... 7
Interrupt System .......................................................... 7
Reset and Wakeup ...................................................... 9
Program/Data RAM ................................................... 10
Register Addresses ................................................... 10
Endpoint RAM ........................................................... 11
External FIFO Interface ............................................. 13
GPIF .......................................................................... 13
ECC Generation ........................................................ 13
Autopointer Access ................................................... 14
I2C Controller ............................................................ 14
Pin Assignments ............................................................ 15
Register Summary .......................................................... 21
Absolute Maximum Ratings .......................................... 28
Operating Conditions ..................................................... 28
DC Characteristics ......................................................... 28
USB Transceiver ....................................................... 28
AC Electrical Characteristics ........................................ 28
USB Transceiver ....................................................... 28
Slave FIFO Asynchronous Read ............................... 29
Slave FIFO Asynchronous Write ............................... 29
Slave FIFO Asynchronous Packet End Strobe ......... 30
Slave FIFO Output Enable ........................................ 30
Slave FIFO Address to Flags/Data ............................ 31
Slave FIFO Asynchronous Address .......................... 31
Sequence Diagram .................................................... 32
Ordering Information ...................................................... 34
Ordering Code Definitions ......................................... 34
Package Diagrams .......................................................... 35
PCB Layout Recommendations .................................... 36
Quad Flat Package No Leads (QFN) Package
Design Notes ................................................................... 36
Acronyms ........................................................................ 38
Document Conventions ................................................. 38
Units of Measure ....................................................... 38
Document History Page ................................................. 39
Sales, Solutions, and Legal Information ...................... 40
Worldwide Sales and Design Support ....................... 40
Products .................................................................... 40
PSoC Solutions ......................................................... 40
Document Number: 001-04247 Rev. *J
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