AT89C51CC03UA-RLTUM The AT89C51CC03UA-RLTUM is an 8-bit microcontroller based on the 80C51 core, featuring 64KB Flash, 2KB EEPROM, and 2.25KB RAM. It operates at up to 40MHz and includes a CAN controller, 10-bit ADC, and multiple serial interfaces.
Mfr Part #:

AT89C51CC03UA-RLTUM

Available from 1 distributors
Mfr Name: Microchip Technology
Microchip Technology
The AT89C51CC03UA-RLTUM is an 8-bit microcontroller based on the 80C51 core, featuring 64KB Flash, 2KB EEPROM, and 2.25KB RAM. It operates at up to 40MHz and includes a CAN controller, 10-bit ADC, and multiple serial interfaces.
✓ Total Stock: 1,000 pcs

AT89C51CC03UA-RLTUM Available from 1 distributor

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AT89C51CC03UA-RLTUM Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Connectivity
Core Processor
Core Size
Data Converters
EEPROM Size
Mounting Type
Number of I
Operating Temperature
Oscillator Type
Peripherals
Program Memory Size
Program Memory Type
RAM Size
Speed
Supplier Device Package
Voltage
Watchdog Timer

AT89C51CC03UA-RLTUM Description

Short technical summary and product information.

The AT89C51CC03UA-RLTUM is an 8-bit microcontroller from Microchip Technology, built on the 80C51 core architecture. It integrates 64KB of on-chip Flash memory with 10-year data retention and 100K write/erase cycles, 2KB of EEPROM, and 2.25KB of RAM (256 bytes internal + 2048 bytes ERAM). The device operates at a maximum clock frequency of 40MHz in standard mode (3V to 5.5V supply) and supports an X2 mode for reduced clock cycles per machine cycle.

 

This microcontroller includes a full CAN controller compliant with CAN 2.0A and 2.0B, supporting up to 15 independent message objects with programmable filters. It also features a 10-bit ADC with 8 multiplexed inputs, a 5-channel 16-bit PCA with PWM, three 16-bit timers, a full-duplex UART, and an SPI interface (available on PLCC52 and VQFP64 packages). The device includes an integrated power monitor with POR and PFD, a 21-bit watchdog timer, and 14 interrupt sources with 4 priority levels.

 

The AT89C51CC03UA-RLTUM is offered in a 44-lead VQFP package (10x10mm) for surface-mount assembly. It is specified for industrial temperature range (-40°C to +85°C) and is RoHS3 compliant.

AT89C51CC03UA-RLTUM Quick Information

Product Type: Microcontroller
Canonical Name: AT89C51CC03UA-RLTUM 8-bit Microcontroller with 64KB Flash, CAN, and 10-bit ADC
Subcategory: 8-bit MCU

AT89C51CC03UA-RLTUM Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

AT89C51CC03UA-RLTUM Features

  • 80C51 core with 64KB Flash memory.
  • Integrated CAN 2.0A and 2.0B controller.
  • 10-bit ADC with 8 multiplexed inputs.
  • Operates up to 40MHz at 3V to 5.5V.
  • Surface-mount 44-VQFP package.

AT89C51CC03UA-RLTUM Applications

  • Ideal for automotive CAN bus networks.
  • Used in industrial control and automation.
  • Suitable for embedded sensor interfaces.
  • Applicable in motor control with PWM.
  • Works in communication gateway modules.

AT89C51CC03UA-RLTUM FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating voltage range of the AT89C51CC03UA-RLTUM?

The operating voltage range is 3V to 5.5V.

What package does the AT89C51CC03UA-RLTUM come in?

It comes in a 44-lead VQFP package (10x10mm) for surface-mount assembly.

What is the operating temperature range of the AT89C51CC03UA-RLTUM?

The industrial temperature range is -40°C to +85°C.

Is the AT89C51CC03UA-RLTUM RoHS compliant?

RoHS3 compliance is indicated but unverified from the datasheet.

Does the AT89C51CC03UA-RLTUM have a CAN controller?

Yes, it includes a full CAN controller compliant with CAN 2.0A and 2.0B, supporting up to 15 message objects.

What is the maximum clock frequency of the AT89C51CC03UA-RLTUM?

In standard mode, up to 40MHz at 3V to 5.5V, and up to 60MHz at 4.5V to 5.5V for internal code execution.

How much Flash memory does the AT89C51CC03UA-RLTUM have?

It has 64KB of on-chip Flash memory with 10-year data retention and 100K write/erase cycles.

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