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Microchip 8 Bit CPU Microcontroller 60 MHz 16kB FLASH 44-Pin PLCC AT89C51RB2-SLSUM
Specifications
| Country of Origin | India |
|---|---|
| Brand | Microchip |
| Height | 4.06mm |
| Length | 16.66mm |
| Model | AT89C51RB2-SLSUM |
| Width | 16.66mm |
| Mount Type | Surface |
| Series | AT89C51 |
| Maximum Operating Temperature | 85°C |
| Package Type | PLCC |
| Minimum Operating Temperature | -40°C |
| Ram size | 256bit |
| Interface Type | SPI, UART |
| Standards/Approvals | RoHS |
| Pin Count | 44 |
| Maximum Supply Voltage | 5.5V |
| Maximum Power Dissipation Pd | 1W |
| Minimum Supply Voltage | 2.7V |
| Device Core | 8 Bit CPU |
| Program Memory Size | 16kB |
| Maximum Clock Frequency | 60MHz |
| Number of Programmable I/Os | 32 |
| Maximum Expanded Memory Size | 1.02kB |
| Number of Timers | 1 |
| Instruction Set Architecture | 8051 |
| ADCs | 0 bit |
| Program Memory Type | FLASH |
Key Features
- The microcontroller uses an 8051 instruction set architecture for reliable performance.
- It has 32 programmable input/output pins for versatile interfacing.
- The device operates within a voltage range of 2.7V to 5.5V for flexibility in applications.
- Features 256 bits of RAM and expandable external RAM of 1.02kB for data storage.
- Operates over a wide temperature range from -40°C to 85°C for industrial use.
- Includes one timer and supports a programmable counter array with a watchdog timer.
- This surface-mount device is RoHS compliant, ensuring environmental standards.
- Suitable for embedded system designs requiring moderate processing and memory capabilities.
Product Description
Microchip AT89C51RB2-SLSUM is a high-performance 8-bit microcontroller based on the widely used 8051 CPU architecture. Operating at a maximum clock frequency of 60 MHz, it features 16KB of FLASH program memory, 256 bits of internal RAM, and supports SPI and UART serial interfaces. Packaged in a 44-pin PLCC surface mount, it offers 32 programmable I/O pins, making it ideal for compact embedded system designs.
This microcontroller is designed for industrial and commercial electronic applications requiring reliable and precise control. Its operating voltage spans from 2.7V to 5.5V, enabling low power consumption and compatibility with various power supplies. It operates efficiently over a temperature range from -40°C to 85°C, suitable for harsh environments.
The device integrates one timer and a programmable counter array, alongside a hardware watchdog timer to enhance system stability. The expanded external RAM capability of 1.02kB further supports data-intensive tasks. Being RoHS compliant, it meets environmental safety standards for use in commercial manufacturing.
Applications include embedded systems in automotive, industrial automation, consumer electronics, and communication devices. Microchip’s AT89C51RB2-SLSUM offers dependable performance with a mature ecosystem for development and support.
The microcontroller uses an 8051 instruction set for compatibility and ease of programming. Supporting SPI and UART interfaces, it enables multiprocessor communication and serial data transfer. Its compact PLCC package ensures easy surface mounting on PCBs.
Designed for low power dissipation with maximum rated power of 1W. The built-in watchdog timer prevents system crashes during power fluctuations. Wide operating temperature range and supply voltage ensure robust operation in industrial conditions.
RoHS compliance confirms adherence to environmental and safety regulations. Suitable for applications requiring moderate computing power and extensive I/O capabilities. Explore additional Microchip Microcontrollers and embedded system solutions within the Electronics & Electricals category at EnvMart.
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Frequently Asked Questions
The maximum clock frequency of this microcontroller is 60 MHz.
It features a program memory size of 16 kB of FLASH.
This model operates within a voltage range of 2.7V to 5.5V.
The microcontroller has dimensions of 16.66 mm in length and width, and a height of 4.06 mm.
It has 32 programmable input/output pins for versatile interfacing.
This microcontroller supports SPI and UART serial interfaces.
The maximum expanded memory size is 1.02 kB.
It operates over a wide temperature range from -40°C to 85°C.
The maximum power dissipation is rated at 1W.
It is packaged in a 44-pin PLCC surface mount configuration.
It has an internal RAM size of 256 bits.
Yes, it is RoHS compliant, ensuring adherence to environmental safety standards.
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