Products > Integrated Circuits (ICs) > Embedded Processors & Controllers > AT89C51CC03CA-RLTUM

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Enhanced 8-bit MCU with CAN Controller and Flash Memory,Microcontrollers (MCU) CAN C51 64K FLASH CAN BOOT

  • Package/Case :
  • LQFP-44
  • Product Categories :
  • 8-bit Microcontrollers - MCU
  • RoHs Status:
  • Green
  • In-stock:
  • 1


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AT89C51CC03CA-RLTUM Product Details

Atmel 8-bit microcontroller with CAN controller and 64KB of flash. In X2 mode a maximum external clock rate of 20MHz reaches a 300ns cycle time.
Besides the full CAN controller, this devices provides 64KB of flash memory including ISP, 2KB boot flash memory, 2KB EEPROM, and 2048 bytes ERAM. Primary attention is paid to the reduction of electro-magnetic emissions.



  • 80C51 Core architecture
  • 256byte of On-chip RAM
  • 2kB of On-chip flash for bootloader
  • Integrated power monitor (POR - PFD) to supervise internal power supply
  • 14-sources 4-level Interrupts
  • Three 16-bit timers/counters
  • Full duplex UART compatible 80C51
  • Five ports - 32 + 4 digital I/O lines
  • Five-channel 16-bit PCA
  • Double data pointer
  • 21-bit Watchdog timer (7 Programmable -bits)
  • 10-bit resolution Analog-to-digital converter (ADC) with 8 multiplexed Inputs
  • Fully compliant with CAN Rev 2.0A and 2.0B
  • Optimized structure for communication management (Via SFR)
  • Time triggered communication
  • Autobaud and listening mode
  • Programmable automatic reply mode
  • 1Mbps Maximum transfer rate at 8MHz crystal frequency in X2 mode
  • Readable error counters
  • Programmable link to on-chip timer for time stamping and network synchronization

Technical Parameters

  • Core
  • 8051
  • Data Bus Width
  • 8 bit
  • Maximum Clock Frequency
  • 60 MHz
  • Program Memory Size
  • 64 KB
  • Data RAM Size
  • 2304 B
  • On Chip ADC
  • Yes
  • Operating Supply Voltage
  • 3 V to 5.5 V
  • Maximum Operating Temperature
  • + 85 C
  • Package / Case
  • VQFP-44
  • Mounting Style
  • Interface Type
  • Minimum Operating Temperature
  • - 40 C
  • Number of Programmable I/Os
  • 36
  • Number of Timers
  • 2
  • Packaging
  • Tray
  • Processor Series
  • AT89x
  • Program Memory Type
  • Flash
  • Factory Pack Quantity
  • 800
  • Supply Voltage Max
  • 5.5 V
  • Supply Voltage Min
  • 4.5 V

AT89C51CC03CA-RLTUM Documents

  • AT89C51CC03 Technical Documentation of Application Note
  • AT89C51CC03 Technical Documentation of Application Note
  • AT89C51CC03 Technical Documentation of Application Note
  • AT89C51CC03 Technical Documentation of Application Note

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Estimated Delivery Time: Feb 02 - Feb 07 days (choose Expedited at checkout).

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  • Hand Fee
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  • 90 days quality guarantee for all products.

    90 days quality guarantee for all products.


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After all the goods are ensure no problems afterpacking, we will packing safely and send by global express. It exhibitsexcellent puncture and tear resistance along with good seal integrity.

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1.We provide 90 days warranty.

2.If some of the items you received aren't of perfect quality, we would resiponsibly arrange your refund or replacement. But the items must remain their orginal condition.


Q: How does Jotrin guarantee that AT89C51CC03CA-RLTUM is the original manufacturer or agent of MICROCHIP?
We have a professional business development department to strictly test and verify the qualifications of MICROCHIP original manufacturers and agents. All MICROCHIP suppliers must pass the qualification review before they can publish their AT89C51CC03CA-RLTUM devices; we pay more attention to the channels and quality of AT89C51CC03CA-RLTUM products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
Q: How to find the detailed information of AT89C51CC03CA-RLTUM chips? Including MICROCHIP original factory information, 8-bit Microcontrollers - MCU application, AT89C51CC03CA-RLTUM pictures?
You can use Jotrin's intelligent search engine, or filter by 8051 MCU Products category, or find it through Microchip Technology, Inc Information page.
Q: Are the MICROCHIP's AT89C51CC03CA-RLTUM price and stock displayed on the platform accurate?
The MICROCHIP's inventory fluctuates greatly and cannot be updated in time, it will be updated periodically within 24 hours. After submitting an order for AT89C51CC03CA-RLTUM, it is recommended to confirm the order with Jotrin salesperson or online customer service before payment.
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Q: What is the process for returns or replacement of AT89C51CC03CA-RLTUM?
All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the AT89C51CC03CARLTUM we delivered, we will accept the replacement or return of the AT89C51CC03CA-RLTUM only when all of the below conditions are fulfilled:
(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.
(2)We are informed of the defect described above within 90 days after the delivery of AT89C51CC03CA-RLTUM.
(3)The AT89C51CC03CA-RLTUM is unused and only in the original unpacked packaging.
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(1)Inform us within 90 days
(2)Obtain Requesting Return Authorizations
More details about return electronic components please see our Return & Change Policy.
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Microchip Technology, Inc

Microchip Technology Inc. is a leading manufacturer of microcontroller and analog products, providing low-risk product development, lower total system cost, and faster time to market for thousands of diverse customer applications worldwide. Microchip offers outstanding technical support along with d...
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