Microchip Technology

AT89C51RD2T-RLTUM  

Microcontrollers

The AT89C51RD2T-RLTUM is a microcontroller unit (MCU) manufactured by Microchip Technology. It is a member of the AT89C51 family of 8-bit microcontrollers, which are widely used in various embedded systems and applications.

Description:

The AT89C51RD2T-RLTUM is a high-performance, low-power, and low-voltage microcontroller that features a rich set of integrated peripherals and interfaces. It is based on the 8051 microcontroller architecture and operates with a single 5V power supply. The device comes in a 44-pin TSSOP package.

Features:

1. CPU: 8051-compatible CPU with 16-bit address space and 8-bit data bus.
2. Memory: 8KB on-chip Flash memory for program storage, 256 bytes of on-chip RAM, and 128 bytes of on-chip EEPROM.
3. Clock: Internal oscillator with a frequency range of 0 to 24 MHz, or external oscillator with a frequency range of 0 to 33 MHz.
4. I/O: 32 programmable I/O pins with 5V tolerant inputs.
5. Timers: Two 16-bit timer/counters with three modes of operation each.
6. Serial Communication: One USART for full-duplex serial communication with standard UART, SPI, and I2C interfaces.
7. Interrupts: Five software-programmable interrupt sources with two external interrupt pins.
8. Power Management: Power-down mode to reduce power consumption during low-activity periods.
9. Watchdog Timer: An 8-bit watchdog timer with two operating modes.
10. Security: In-system programmable and in-system upgradeable Flash memory for code protection.

Applications:

The AT89C51RD2T-RLTUM is suitable for a wide range of applications due to its versatility, low power consumption, and integrated features. Some common applications include:

1. Industrial control and automation systems
2. Home appliances and smart devices
3. Medical equipment and monitoring systems
4. Automotive control systems
5. Telecommunication equipment
6. Data acquisition and signal processing systems
7. Security systems and access control
8. Consumer electronics and portable devices
9. Robotics and automation
10. IoT devices and smart sensors

The AT89C51RD2T-RLTUM's combination of features, performance, and low power consumption makes it an ideal choice for a variety of embedded systems and applications where space and power are critical constraints.

AT89C51RD2T-RLTUM Documents

Download datasheets and manufacturer documentation for AT89C51RD2T-RLTUM

Datasheets :

AT89C51(R,E,I)D2 Datasheet      

Environmental Information :

Microchip CA Prop65       Microchip RoHS       Microchip REACH