Overview
The AT89C51RC-24PU is a low-power, high-performance CMOS 8-bit microcontroller produced by Microchip Technology. It is part of the 8051 family and is known for its compatibility with the industry-standard 80C51 and 80C52 instruction set and pinout. This microcontroller features 32K bytes of Flash programmable read-only memory and 512 bytes of internal RAM, making it a versatile and cost-effective solution for various embedded control applications. The device is manufactured using Atmel’s high-density nonvolatile memory technology and supports static logic for operation down to zero frequency.
Key Specifications
| Specification | Details |
|---|---|
| Flash Memory | 32K bytes |
| RAM | 512 bytes |
| I/O Lines | 32 programmable I/O lines |
| Timer/Counters | Three 16-bit timer/counters |
| Interrupt Architecture | Six-vector two-level interrupt architecture |
| Serial Port | Full duplex serial port |
| Operating Voltage | 4V to 5.5V |
| Operating Frequency | 0 Hz to 33 MHz |
| Power Modes | Low-power Idle and Power-down modes |
| Package Type | DIP40 |
Key Features
- Compatible with MCS®-51 Products
- 32K bytes of Reprogrammable Flash Memory with 10,000 Write/Erase Cycles
- 512 bytes of internal RAM
- Three 16-bit timer/counters
- Eight interrupt sources
- Programmable serial channel
- Low-power Idle and Power-down modes
- Interrupt recovery from Power-down mode
- Hardware Watchdog Timer
- Dual Data Pointer
- Power-off Flag
- Green (Pb/Halide-free) Packaging Option
Applications
The AT89C51RC-24PU is suitable for a wide range of embedded control applications due to its flexibility and cost-effectiveness. It can be used in industrial control systems, consumer electronics, automotive systems, and other applications requiring a robust and efficient microcontroller. The device's low-power modes and static logic operation make it particularly useful in battery-powered devices and systems that require minimal power consumption.
Q & A
- What is the flash memory capacity of the AT89C51RC-24PU?
The AT89C51RC-24PU has 32K bytes of Flash programmable read-only memory. - How much RAM does the AT89C51RC-24PU have?
The device has 512 bytes of internal RAM. - What is the operating voltage range of the AT89C51RC-24PU?
The operating voltage range is from 4V to 5.5V. - What are the power-saving modes available in the AT89C51RC-24PU?
The device supports low-power Idle and Power-down modes. - Is the AT89C51RC-24PU compatible with other 8051 family microcontrollers?
Yes, it is compatible with the industry-standard 80C51 and 80C52 instruction set and pinout. - How many I/O lines does the AT89C51RC-24PU have?
The device has 32 programmable I/O lines. - What type of packaging is available for the AT89C51RC-24PU?
The device is available in DIP40 packaging. - Does the AT89C51RC-24PU have a hardware watchdog timer?
Yes, it includes a hardware watchdog timer. - Can the AT89C51RC-24PU operate at zero frequency?
Yes, it supports static logic for operation down to zero frequency. - How many timer/counters does the AT89C51RC-24PU have?
The device has three 16-bit timer/counters.
