AT80C51RA2-3CSUM
- Mfr.Part #
- AT80C51RA2-3CSUM
- Manufacturer
- Microchip Technology
- Package / Case
- 40-DIP (0.600, 15.24mm)
- Datasheet
- Download
- Description
- IC MCU 8BIT ROMLESS 40PDIL
- Stock
- 38,559
- In Stock :
- 38,559
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- Manufacturer :
- Microchip Technology
- Product Category :
- Microcontrollers
- Surface Mount :
- No
- Oscillator Type :
- Internal
- Package / Case :
- 40-DIP (0.600, 15.24mm)
- Packaging :
- Tube
- Number of I/O Lines :
- 32
- Number of Programmable I/O :
- 32
- RAM (bytes) :
- 512
- Product Status :
- Obsolete
- Number of Timers/Counters :
- 3
- ECCN Code :
- 3A991.A.2
- RoHS Status :
- ROHS3 Compliant
- Factory Lead Time :
- 1 Week
- Package Shape :
- RECTANGULAR
- Number of Pins :
- 40
- Terminal Position :
- Dual
- Connectivity :
- UART/USART
- CPU Family :
- 8051
- Lead Free :
- Lead Free
- Number of Terminals :
- 40
- HTS Code :
- 8542.31.00.01
- Mount :
- Through Hole
- JESD-30 Code :
- R-PDIP-T40
- Seated Height-Max :
- 5.08 mm
- Min Operating Temperature :
- -40°C
- Width :
- 15.24 mm
- Terminal Form :
- THROUGH-HOLE
- Power Supplies :
- 5 V
- Mounting Type :
- Through Hole
- Bit Size :
- 8
- RAM Size :
- 512 x 8
- Voltage - Supply (Vcc/Vdd) :
- 4.5V~5.5V
- Program Memory Type :
- ROMless
- Technology :
- CMOS
- DAC Channels :
- No
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER
- Base Product Number :
- AT80C51RA2
- Speed :
- 40/20MHz
- Supplier Device Package :
- 40-PDIL
- Min Supply Voltage :
- 4.5V
- Max Frequency :
- 60MHz
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Access Time :
- 40 μs
- PWM Channels :
- yes
- Base Part Number :
- AT80C51RA2
- Memory Type :
- ROMless
- EEPROM Size :
- --
- Terminal Pitch :
- 2.54 mm
- Address Bus Width :
- 16
- Data Converters :
- --
- Data Bus Width :
- 8B
- Core Processor :
- 80C51
- Pin Count :
- 40
- Max Operating Temperature :
- 85°C
- Peripherals :
- POR, PWM, WDT
- Core Architecture :
- 8051
- Program Memory Size :
- --
- External Data Bus Width :
- 8
- Reach Compliance Code :
- Unknown
- Max Supply Voltage :
- 5.5V
- Subcategory :
- Microcontrollers
- DMA Channels :
- No
- Series :
- 80C
- Core Size :
- 8-Bit
- Operating Temperature :
- -40°C~85°C TA
- Frequency :
- 40MHz
- Package :
- Tube
- Temperature Grade :
- Industrial
- Length :
- 51.75 mm
- Has ADC :
- No
- Qualification Status :
- Not Qualified
- Number of I/O :
- 32
- Published :
- 2003
- Manufacturer :
- Atmel Corporation
- ROM (words) :
- 0
- Interface :
- UART, USART
- Datasheets
- AT80C51RA2-3CSUM
AT80C51RA2-3CSUM Documents

Microcontrollers Microchip Technology AT80C51RA2-3CSUM Overview
The Microcontrollers Microchip Technology AT80C51RA2-3CSUM is a high-performance microcontroller unit (MCU) from Microchip Technology, designed to offer robust solutions for advanced embedded control applications. This 8-bit MCU, housed in a 40-pin PDIL package, is ideal for designers focusing on automation and process control where space and reliability are critical. With its ROMless configuration, it provides the flexibility to integrate customized firmware, allowing developers to tailor its operations to specific application requirements.
AT80C51RA2-3CSUM Features
The AT80C51RA2-3CSUM microcontroller stands out with its versatile feature set, including a powerful 8-bit CPU, multiple I/O ports, and various timer/counter configurations. These capabilities make it exceptionally suitable for handling complex tasks within industrial environments. Furthermore, its ability to operate at up to 40 MHz ensures efficient processing speeds, while its low power consumption enhances its suitability for portable and power-sensitive applications.
AT80C51RA2-3CSUM Applications
- Industrial Control Systems: This MCU is commonly used in the automation of manufacturing processes, where precise control and monitoring of machinery are required. Its robust I/O capabilities allow it to interface directly with sensors and actuaries, providing real-time operational control.
- Automotive Systems: In automotive applications, the AT80C51RA2-3CSUM can manage engine functions, improve fuel efficiency, and support advanced diagnostics systems. Its reliability under various temperature conditions makes it ideal for vehicle onboard systems.
- Home Automation: The flexibility and high integration of the AT80C51RA2-3CSUM enable it to power smart home devices, including security systems and HVAC units. It efficiently processes inputs from home sensors and executes control commands, enhancing user convenience and energy efficiency.
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