AT89C51ID2 - Uncategorized Microchip - Free user manual and instructions
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| Product Type | 8-bit Microcontroller |
| Manufacturer | Microchip Technology |
| Model Number | AT89C51ID2 |
| Architecture | 8051-Compatible CMOS |
| Flash Program Memory | 64 Kbytes |
| EEPROM Data Memory | 2 Kbytes |
| Internal RAM | 1024 Bytes |
| Operating Voltage | 2.7 to 5.5 V DC |
| Maximum Clock Frequency | 60 MHz |
| Programmable I/O Lines | 32 (Standard 8051) |
| Interfaces | UART, SPI, I2C, PWM |
| Timers/Counters | Three 16-bit Timers/Counters |
| In-System Programming | Yes (ISP) via UART |
| Package Options | 40-pin PDIP, 44-pin PLCC, 44-pin TQFP |
| Operating Temperature Range | -40°C to +85°C |
| Power Consumption | Low-power idle and power-down modes |
| Dimensions | Varies by package; PDIP approx. 52 mm x 13 mm |
| Weight | Less than 10 g |
| Maintenance | No moving parts; keep free from moisture and static |
| Safety Precautions | Use anti-static handling; do not exceed rated voltage |
| Spare Parts and Repairability | Not user-repairable; replace component from authorized distributor |
| General Information | RoHS compliant, CMOS technology |
Frequently Asked Questions - AT89C51ID2 Microchip
What is the AT89C51ID2?
The AT89C51ID2 is a high-performance 8-bit microcontroller based on the 8051 architecture from Microchip, featuring 64KB Flash and 2KB EEPROM.
How much memory does the AT89C51ID2 have?
It has 64 Kbytes Flash program memory, 2 Kbytes EEPROM, and 1024 bytes RAM.
What is the operating voltage range?
The AT89C51ID2 operates from 2.7V to 5.5V DC, making it suitable for battery-powered applications.
Can the AT89C51ID2 be programmed in-system?
Yes, it supports In-System Programming (ISP) via the UART, allowing firmware updates without removing the chip.
Which interfaces are available on the AT89C51ID2?
It includes a UART, SPI, and I2C interface, as well as PWM outputs for motor control.
What is the maximum clock frequency?
The maximum clock frequency is 60 MHz at 5V supply, providing high processing throughput.
Is the AT89C51ID2 code-compatible with classic 8051?
Yes, it is instruction set compatible with the original 8051, and existing 8051 code can be ported with minimal changes.
What development tools are recommended?
Use the Keil C51 or IAR EW8051 compiler, and a standard 8051 programmer or ISP cable for flashing.
What packages are available?
The chip comes in 40-pin PDIP, 44-pin PLCC, and 44-pin TQFP packages for different PCB layouts.
What are the power-saving features?
It offers idle mode and power-down mode to reduce consumption, ideal for low-power embedded systems.
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USER MANUAL AT89C51ID2 Microchip
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Product information
Brand : Microchip
Model : AT89C51ID2
Category : Uncategorized