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AT83C5122 Datasheet (PDF) - ATMEL Corporation

AT83C5122 Datasheet PDF - ATMEL Corporation
Part # AT83C5122
Download  AT83C5122 Download

File Size   2803.27 Kbytes
Page   213 Pages
Manufacturer  ATMEL [ATMEL Corporation]
Direct Link  http://www.atmel.com
Logo ATMEL - ATMEL Corporation
Description MICROCONTROLLER WITH USB AND SMART CARD READER INTERFACES

AT83C5122 Datasheet (PDF)

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AT83C5122 Datasheet PDF - ATMEL Corporation

Part # AT83C5122
Download  AT83C5122 Click to download

File Size   2803.27 Kbytes
Page   213 Pages
Manufacturer  ATMEL [ATMEL Corporation]
Direct Link  http://www.atmel.com
Logo ATMEL - ATMEL Corporation
Description MICROCONTROLLER WITH USB AND SMART CARD READER INTERFACES

AT83C5122 Datasheet (HTML) - ATMEL Corporation

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AT83C5122 Product details

Product Description

AT8xC5122/23 products are high-performance CMOS derivatives of the 80C51 8-bit microcontrollers designed for USB smart card reader applications.



Features

• Clock Controller

– 80C51 core with 6 clocks per instruction

– 8 MHz On-Chip Oscillator

– PLL for generating clock to supply CPU core, USB and Smart Card Interfaces

– Programmable CPU clock from 500 KHz / X1 to 48 MHz / X1

• Reset Controller

– Power On Reset (POR) feature avoiding an external reset capacitor

– Power Fail Detector (PFD)

–Watch-Dog Timer

• Power Management

– Two power saving modes : Idle and Power Down

– Four Power Down Wake-up Sources : Smart Card Detection, Keyboard Interrupt, USB Resume, External Interrupt

– Input Voltage Range : 3.0V - 5.5V

– Core’s Power Consumption (Without Smart Card and USB) :

•30 mA Maximum Operating Current @ 48 MHz / X1

•200 μA Maximum Power-down Current @ 5.5V

• Interrupt Controller

– up to 9 interrupt sources

– up to 4 Level Priority

• Memory Controller

– Internal Program memory :

•up to 32KB of Flash or CRAM or ROM for AT8xC5122 or ROM for AT83R5122

•up to 30KB of ROM for AT83C5123

– Internal Data Memory : 768 bytes including 256 bytes of data and 512 bytes of XRAM

– Optional : internal data E2PROM 512 bytes

• Two 16-bit Timer/Counters

• USB 2.0 Full Speed Interface

–48 MHz DPLL

– On-Chip 3.3V USB voltage regulator and transceivers

– Software detach feature

– 7 endpoints programmable with In or out directions and ISO, Bulk or Interrupt Transfers :

•Endpoint 0: 32 Bytes Bidirectionnal FIFO for Control transfers

•Endpoints 1,2,3: 8 bytes FIFO

•Endpoints 4,5: 64 Bytes FIFO

•Endpoint 6: 2*64 bytes FIFO with Pin-Pong feature

• ISO 7816 UART Interface Fully Compliant with EMV, GIE-CB and WHQL Standards

– Programmable ISO clock from 1 MHz to 4.8 MHz

– Card insertion/removal detection with automatic deactivation sequence

– Programmable Baud Rate Generator from 372 to 11.625 clock pulses

– Synchronous/Asynchronous Protocols T=0 and T=1 with Direct or Inverse Convention

– Automatic character repetition on parity errors

– 32 Bit Waiting Time Counter

– 16 Bit Guard Time Counter

– Internal Step Up/Down Converter with Programmable Voltage Output:

•VCC = 4.0V to 5.5V, 1.8V-30 mA, 3V-60 mA and 5V-60 mA

•VCC = 3.0V, 1.8V-30 mA, 3V-30 mA and 5V-30 mA

– Current overload protection

– 6 kV ESD (MIL/STD 833 Class 3) protection on whole Smart Card Interface

• Alternate Smart Card Interface with CLK, IO and RST

• UART Interface with Integrated Baud Rate Generator (BRG)

• Keyboard interface with up to 20x8 matrix management capability

• Master/Slave SPI Interface

• Four 8 bit Ports, one 6 bit port, one 3-bit port

– Up to Seven LED outputs with 3 level programmable current source : 2, 4 and 10 mA

– Two General Purpose I/O programmable as external interrupts

– Up to 8 input lines programmable as interrupts

– Up to 30 output lines




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About ATMEL Corporation


Atmel Corporation was an American semiconductor company that was founded in 1984.
The company was a leading provider of microcontrollers, touch solutions, and other semiconductor products for various applications in the consumer, industrial, and automotive markets.
Atmel's products were known for their small form factor, low power consumption, and high performance.
In 2016, Atmel was acquired by Microchip Technology Inc., a leading provider of microcontroller and analog semiconductors.
The Atmel brand and technology continue to be developed and sold as part of Microchip's portfolio of products.

*This information is for general informational purposes only, we will not be liable for any loss or damage caused by the above information.




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