AT89C51RD2-RLTUM
- Mfr.Part #
- AT89C51RD2-RLTUM
- Manufacturer
- Atmel (Microchip Technology)
- Package / Case
- 44-LQFP
- Datasheet
- Download
- Description
- IC MCU 8BIT 64KB FLASH 44VQFP
- Stock
- 18,869
- In Stock :
- 18,869
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- Manufacturer :
- Atmel (Microchip Technology)
- Product Category :
- Microcontrollers
- Packaging :
- Tray
- Height :
- 1.6 mm
- Connectivity :
- SPI, UART/USART
- Voltage - Supply (Vcc/Vdd) :
- 2.7V~5.5V
- Qualification Status :
- Not Qualified
- RAM Size :
- 2K x 8
- Number of Programmable I/O :
- 32
- Number of Pins :
- 44
- Supply Voltage :
- 5V
- Package / Case :
- 44-LQFP
- Peak Reflow Temperature (Cel) :
- 260
- Address Bus Width :
- 16
- ROM Programmability :
- Flash
- Memory Type :
- Flash
- Terminal Form :
- Gull wing
- ROM (words) :
- 65536
- Width :
- 10 mm
- Terminal Position :
- QUAD
- Supply Current-Max :
- 29 mA
- RoHS Status :
- ROHS3 Compliant
- PWM Channels :
- yes
- Device Core :
- 80C51
- Pbfree Code :
- yes
- Terminal Pitch :
- 0.8mm
- Schedule B :
- 8542310000
- Radiation Hardening :
- No
- Program Memory Type :
- Flash
- Has ADC :
- No
- Length :
- 10mm
- Product Status :
- Obsolete
- Peripherals :
- POR, PWM, WDT
- Frequency :
- 60MHz
- Core Size :
- 8-Bit
- Time@Peak Reflow Temperature-Max (s) :
- 40
- Max Power Dissipation :
- 1W
- Published :
- 2003
- Data Bus Width :
- 8B
- Min Operating Temperature :
- -40 °C
- Power Supplies :
- 3/5 V
- Manufacturer :
- Microchip Technology Inc
- Number of Timers/Counters :
- 3
- Supply Voltage-Min (Vsup) :
- 4.5V
- Watchdog Timer :
- yes
- Data Converters :
- --
- Factory Lead Time :
- 7 Weeks
- Number of I/Os :
- 34
- Base Part Number :
- AT89C51RD2
- Max Supply Voltage :
- 5.5 V
- Reach Compliance Code :
- Compliant
- JESD-609 Code :
- e3
- JESD-30 Code :
- S-PQFP-G44
- Program Memory Size :
- 64KB 64K x 8
- Access Time :
- 60 μs
- Number of Terminations :
- 44
- Supplier Device Package :
- 44-VQFP (10x10)
- Number of UART Channels :
- 1
- Max Frequency :
- 60 MHz
- Speed :
- 60MHz
- Number of Terminals :
- 44
- Base Product Number :
- AT89C51
- REACH SVHC :
- No SVHC
- Oscillator Type :
- External
- Mounting Type :
- Surface Mount
- Min Supply Voltage :
- 2.7 V
- Number of I/O Lines :
- 32
- Series :
- 89C
- Interface :
- SPI, UART, USART
- Temperature Grade :
- Industrial
- Supply Voltage-Max (Vsup) :
- 5.5V
- Contact Plating :
- Tin
- Max Operating Temperature :
- 85 °C
- CPU Family :
- 8051
- Package :
- Tray
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER
- External Data Bus Width :
- 8
- Operating Temperature :
- -40°C~85°C TA
- RoHS :
- Compliant
- Mount :
- Surface Mount
- EEPROM Size :
- --
- DAC Channels :
- No
- Terminal Finish :
- Matte Tin (Sn)
- Number of SPI Channels :
- 1
- Lead Free :
- Lead Free
- Bit Size :
- 8
- Lifecycle Status :
- Production (Last Updated: 2 years ago)
- Package Shape :
- Square
- Core Architecture :
- 8051
- Number of I/O :
- 34
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Surface Mount :
- yes
- Memory Size :
- 64KB
- RAM (bytes) :
- 2048
- DMA Channels :
- No
- Additional Feature :
- OPERATES AT 2.7V MINIMUM SUPPLY @ 40 MHZ
- Height Seated (Max) :
- 1.6mm
- Core Processor :
- 80C51
- Seated Height-Max :
- 1.6 mm
- Interfaces :
- SPI/UART
- Datasheets
- AT89C51RD2-RLTUM
AT89C51RD2-RLTUM Documents

Microcontrollers Atmel (Microchip Technology) AT89C51RD2-RLTUM Overview
The Microcontrollers Atmel (Microchip Technology) AT89C51RD2-RLTUM is a robust 8-bit microcontroller that offers advanced features suitable for a wide range of industrial and commercial applications. Engineered by Microchip Technology, this MCU operates on a high-performance architecture designed to handle complex processes with efficiency and reliability. The integration of 64KB of flash memory provides ample space for application code and data storage, making it an ideal choice for developers looking for a scalable and versatile microcontroller solution.
AT89C51RD2-RLTUM Features
The AT89C51RD2-RLTUM microcontroller stands out with its comprehensive feature set that includes:
- 64KB of on-chip flash memory, allowing for versatile program and data management.
- Extended operating voltage range, ensuring reliability under varying power conditions.
- Advanced 44-pin VQFP package, which supports compact design and reduces overall footprint.
- Enhanced 8-bit performance, providing the necessary computing power for complex algorithms.
- Low power consumption, making it suitable for battery-powered or energy-efficient applications.
AT89C51RD2-RLTUM Applications
- Industrial Automation: Integrates seamlessly into control systems for manufacturing lines, improving automation efficiency and precision.
- Consumer Electronics: Serves as the control center in devices such as smart home gadgets, enhancing user interface and connectivity.
- Automotive: Suitable for automotive applications, where it manages engine functions or onboard diagnostics to ensure vehicle efficiency.
- Security Systems: Acts as a critical component in security and surveillance equipment, enabling advanced monitoring and control capabilities.
- Telecommunications: Used in communication infrastructure to manage data processing and signal integrity, ensuring reliable network performance.
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