AT89C51CC03UA-RDTUM The AT89C51CC03UA-RDTUM is an 8-bit microcontroller from Microchip Technology featuring an 80C51 core, 64KB Flash memory, and 40MHz clock speed. It includes CAN, SPI, UART interfaces, 10-bit ADC, and operates from 3V to 5.5V.
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AT89C51CC03UA-RDTUM

Available from 1 distributors
Mfr Name: Microchip Technology
Microchip Technology
The AT89C51CC03UA-RDTUM is an 8-bit microcontroller from Microchip Technology featuring an 80C51 core, 64KB Flash memory, and 40MHz clock speed. It includes CAN, SPI, UART interfaces, 10-bit ADC, and operates from 3V to 5.5V.
✓ Total Stock: 1,000 pcs

AT89C51CC03UA-RDTUM Available from 1 distributor

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AT89C51CC03UA-RDTUM 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-RDTUM Description

Short technical summary and product information.

The AT89C51CC03UA-RDTUM is an 8-bit microcontroller based on the 80C51 core architecture, manufactured by Microchip Technology. It features 64KB of on-chip Flash program memory, 2.25KB of RAM (256 bytes on-chip RAM plus 2048 bytes ERAM), and 2KB of EEPROM. The device operates at a maximum clock frequency of 40MHz in standard mode with a supply voltage range of 3V to 5.5V.

 

Key peripherals include a full CAN controller compliant with CAN 2.0A and 2.0B, an SPI interface (available on the 64-LQFP package), a full-duplex UART, a 10-bit ADC with 8 multiplexed inputs, a 5-channel 16-bit PCA with PWM, and a 21-bit watchdog timer. The microcontroller provides 36 digital I/O lines (37 per manufacturer page) and supports external memory expansion via an 8-bit data bus and 16-bit address bus.

 

The device is housed in a 64-LQFP (10x10mm) surface-mount package with an industrial temperature range of -40°C to 85°C. It is RoHS3 compliant and lead-free. This microcontroller is suitable for embedded applications requiring CAN communication, analog sensing, and moderate processing power.

AT89C51CC03UA-RDTUM Quick Information

Product Type: Microcontroller
Canonical Name: Microchip Technology AT89C51CC03UA-RDTUM 8-bit Microcontroller with 64KB Flash, 64-LQFP
Subcategory: 8-bit Microcontroller

AT89C51CC03UA-RDTUM Compliance

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

AT89C51CC03UA-RDTUM Features

  • 80C51 core with 40MHz clock speed.
  • 64KB on-chip Flash program memory.
  • Integrated CAN 2.0A/B controller.
  • 10-bit ADC with 8 multiplexed inputs.
  • Operates from 3V to 5.5V supply.

AT89C51CC03UA-RDTUM Applications

  • Used in automotive CAN bus systems.
  • Ideal for industrial control applications.
  • Suitable for embedded sensor interfaces.
  • Applied in motor control with PWM.

AT89C51CC03UA-RDTUM FAQs

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

3V to 5.5V

What package does the AT89C51CC03UA-RDTUM come in?

64-LQFP (10x10mm)

What is the operating temperature range?

-40°C to 85°C

Is the AT89C51CC03UA-RDTUM RoHS compliant?

Yes, RoHS3 compliant

Does this microcontroller support CAN communication?

Yes, it has a full CAN controller compliant with CAN 2.0A and 2.0B

How many ADC channels does it have?

8 multiplexed inputs with 10-bit resolution

What is the Flash memory size?

64KB

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