AT85C5122A-EL . - Brand New Intel / Altera IC Chips
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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 -
Similar parts: 430483 , Click to view
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Datasheet
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Shopping guide
Delivery period:
- - Will ship out in 2-3 days
- - DHL Express: 3-7 business days
- - DHL eCommerce: 12-22 business days
- - FedEx International Priority: 3-7 business days
- - EMS: 10-15 business days
Shipping fee:
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- Datasheet: Download AT85C5122A-EL .
- Chipdatas Part: CD92-AT85C5122A-EL .
- Warehouse: China, Hong Kong
- Dispatch: Within 24 hours
- Free Shipping: Yes
- Prority Shipping: Yes, 3-5 days
- Last Updated: 2024/06/13 09:52 +0800
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- Full Refund if you don't receive your order
- Full or Partial Refund , If the item is not as described
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