Cypress CY8C20x36, CY8C20x46, CY8C20396, CY8C20x66 manual Block Diagram, PSoC Core

Models: CY8C20x46 CY8C20x66 CY8C20396 CY8C20x36

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CY8C20x36/46/66, CY8C20396

Block Diagram

 

Port 4

Port 3

 

Port 2

Port 1

 

Port 0

1.8/2.5/3V

PWRSYS

 

 

 

LDO

 

(Regulator)

 

 

 

 

 

 

 

 

 

 

 

 

PSoC CORE

 

 

 

 

 

 

 

 

 

 

 

 

SYSTEM BUS

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Global

Analog

Interconnect

 

 

1K/2K

Supervisory ROM (SROM)

8K/16K/32K Flash

 

 

 

SRAM

Nonvolatile Memory

 

 

 

 

 

 

 

 

 

 

 

Interrupt

 

 

 

 

 

 

 

 

 

 

Sleep

and

Controller

 

 

CPU Core (M8C)

 

 

 

 

Watchdog

6/12/24

MHz Internal

Main Oscillator

 

Internal

Low

Speed

Oscillator

(ILO)

 

(IMO)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Multiple Clock Sources

 

 

 

 

 

 

CAPSENSE

 

 

 

 

 

 

 

 

Analog

 

 

SYSTEM

 

 

 

 

 

 

 

 

Reference

 

 

 

 

 

 

CapSense

 

 

 

 

 

 

 

 

Two

 

 

 

Module

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Analog

 

 

 

Comparators

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Mux

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SYSTEM BUS

 

I2C

Internal

System

POR

SPI

Three 16-Bit

Digital

USB

Voltage

and

Master/

Slave

Resets

Programmable

Clocks

 

References

LVD

Slave

 

 

 

Timers

 

 

 

 

 

 

 

 

 

 

 

SYSTEM RESOURCES

 

 

 

Document Number: 001-12696 Rev. *D

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Cypress CY8C20x36, CY8C20x46, CY8C20396, CY8C20x66 manual Block Diagram, PSoC Core