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AT89C51ED2-SLSUM
+BOMIC MCU 8BIT 64KB FLASH 44PLCC
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ManufacturerAtmel
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Mfr. Part #AT89C51ED2-SLSUM
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Datasheet AT89C51ED2-SLSUM DataSheet
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Package PLCC-44
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In Stock4760
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Specifications
| Attribute | Value |
| Package / Case | Bulk |
| Series | 89C |
| Part Status | Active |
| Core Processor | 80C51 |
| Core Size | 8-Bit |
| Speed | 60MHz |
| Connectivity | SPI, UART/USART |
| Peripherals | POR, PWM, WDT |
| Number of I/O | 34 |
| Program Memory Size | 64KB (64K x 8) |
| Program Memory Type | FLASH |
| EEPROM Size | 2K x 8 |
| RAM Size | 2K x 8 |
| Voltage - Supply (Vcc/Vdd) | 2.7V ~ 5.5V |
| Oscillator Type | External |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
Overview
Description
The microcontroller features multiple I/O ports, timers, a programmable counter array, and enhanced UART for serial communication. Additionally, it incorporates watchdog timers and supports power-saving modes to extend battery life in portable devices. The AT89C51ED2-SLSUM is commonly used in industrial automation, consumer electronics, and communication systems due to its versatility and reliability. Its compact design, along with rich peripheral interfaces like SPI and I2C, make it suitable for controlling and interfacing with external devices. Overall, it is a robust choice for embedded system developers seeking a balance of performance and flexibility.
Equivalent
Features
Operating at speeds up to 40 MHz, it boasts five 8-bit I/O ports, three 16-bit timers/counters, and a full duplex serial port. The AT89C51ED2-SLSUM includes a Programmable Counter Array (PCA) with PWM capabilities, essential for precise timing operations. It supports enhanced UART for serial communication and features a watchdog timer for improved reliability in embedded applications.
Additional features include a power-on reset, a brown-out detection circuit, and power-saving modes, such as idle and power-down. These make it suitable for a variety of embedded applications, demanding robust and versatile processing capabilities.
Pinout
- CPU: 8-bit 8051 compatible CPU.
- Flash Memory: 64KB of on-chip Flash memory for program storage.
- RAM: 1792 bytes of on-chip RAM.
- Ports: 32 I/O lines distributed over four 8-bit ports (P0, P1, P2, P3).
- Timers/Counters: Three 16-bit timers/counters.
- Serial Port: Full-duplex UART for serial communication.
- Watchdog Timer: Integrated to enhance system reliability.
- ISP/IAP Support: Allows In-System Programming and In-Application Programming.
- Interrupts: Six interrupt sources with two priority levels.
- Enhanced Features: Includes on-chip oscillator and clock circuitry, dual data pointer, and power-saving modes.
These features make the AT89C51ED2-SLSUM suitable for various embedded applications requiring reliable performance and significant program storage capacity.