AT85C5122D-RDTUM datasheet(4/208 Pages) ATMEL

Nome de Peças	AT85C5122D-RDTUM

Descrição Electrónicos	C51 Microcontroller with USB and Smart Card Reader Interfaces

PDF	208 Pages

Scroll/Zoom	100%

Fabricante Electrônico	ATMEL [ATMEL Corporation]

Página de início	http://www.atmel.com

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4 / 208 page

AT83R5122, AT8xC5122/23

4202F–SCR–07/2008

AT8xC5122/AT83R5122 Block Diagram

AT83C5123 Block Diagram

DC/DC

Conv erter

UART

Interf ace

16-BIT

TIMERS

Interrupt

Controller

Alternate

Card

3.3 V

Regulator

WATCH-DOG

POR

PFD

RESET

RST

PLL

PLLF

XTAL1

XTAL2

8 MHz

Oscillator

256 x 8

RAM

512 x 8

XRAM

256 x 8

RAM

INTERNALADDRESSANDDATABUS

32K x 8

ROM(1)

32K x 8

E2PROM(1)

32K x 8

CRAM(1)

ExternalMemory

Controller

USB

Interf ace

CCLK

CRST

CPRES

CC8

CC4

CIO

3.3V

Regulator

Note 1 : the implementation of these f eatures depends on product v ersions

512 x 8

E2PROM(1)

ParallelI/OPorts

8-BIT

PORT

8-BIT

PORT

8-BIT

PORT

6-BIT

PORT

8-BIT

PORT

LED's

3-BIT

PORT

SPI

Interf ace

KBD

Interf ace

DC/DC

Conv erter

UART

Interf ace

16-BIT

TIMERS

Interrupt

Controller

Alternate

Card

3.3 V

Regulator

WATCH-DOG

POR

PFD

RESET

RST

PLL

PLLF

XTAL1

XTAL2

8 MHz

Oscillator

256 x 8

RAM

512 x 8

XRAM

256 x 8

RAM

INTERNALADDRESSANDDATABUS

30K x 8

ROM

512 x 8

E2PROM(1)

ParallelI/OPorts

8-BIT

PORT

USB

Interf ace

CCLK

CRST

CPRES

CC8

CC4

CIO

3.3V

Regulator

Note 1 : the implementation of these f eatures depends on product v ersions

1-BIT

PORT

LED's

3-BIT

PORT

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