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7519A–SCR–04/05

Features

• Clock Controller

– 80C51 core with 6 clocks per instruction

– 8 MHz On-Chip Oscillator

– PLL for generating 96 MHz 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: 4.5V - 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 7 interrupt sources

– up to 4 Level Priority

• Memory Controller

– Internal Program memory: up to 16 Kbytes of ROM

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

• 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 EMV2000, 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:

•1.8V-30mA, 3V-50mA and 5V-60mA

– 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)

• Four 12 I/O bit Ports

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

– Two General Purpose I/O programmable as external interrupts

• Packages

– VQFP32, QFN32, Die

C51

Microcontroller

with USB and

Smart Card

Reader

Interfaces

AT83C5127

Summary

For detailed functional description,

please refer to the AT8xC5122/23

datasheet.

1 2 3 4 5 6 7 8 9

Resumo do Conteúdo

Página 1 - Features

7519A–SCR–04/051 Features• Clock Controller– 80C51 core with 6 clocks per instruction– 8 MHz On-Chip Oscillator– PLL for generating 96 MHz clock

Página 2 - AT83C5127

2 AT83C51277519A–SCR–04/05Product description AT83C5127 product is high-performance CMOS derivatives of the 80C51 8-bit micro-controllers designed

Página 3

3 AT83C51277519A–SCR–04/05Package DescriptionFigure 1. VQFP32 Package Pinout Figure 2. MLF32 Package Pinout CIOVQFP32P3.1/TxDCCLKP5.0CC4DVCCCC8X

Página 4

4 AT83C51277519A–SCR–04/05Pin DescriptionTable 1. Pin Description PortLQFP32QFN32InternalPowerSupply ESD I/OReset Level AltReset Config Conf 1 Co

Página 5

5 AT83C51277519A–SCR–04/05D+ 29 29 DVCC I/OUSB Positive Data Upstream Port This pin requires an external serial resistor of 33Ω and a 1.5 KΩ pull-

Página 6

77519A–SCR–04/05AT83C5127Ordering InformationPart NumberMemory Size (bytes)Supply Voltage (V)Temperature RangeMax Frequency(MHz) Package PackingLead f

Página 7

87519A–SCR–04/05AT83C5127Packaging InformationLQFP32 Package

Página 8

97519A–SCR–04/05AT83C5127QFN32 Package

Página 9 - Regional Headquarters

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Rainbow-electronics AT83C5127 Manual do Utilizador

Consulte online ou descarregue Manual do Utilizador para Software Rainbow-electronics AT83C5127. Rainbow Electronics AT83C5127 User Manual Manual do Utilizador

Resumo do Conteúdo

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