P89C668HBAManufacturer: PHILIPS, NXP 80C51 8-bit Flash microcontroller family |
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| Partnumber | Manufacturer | Quantity | Availability |
|---|---|---|---|
| P89C668HBA | PHILIPS, NXP | 1065 | In Stock |
Description and Introduction
80C51 8-bit Flash microcontroller family The **P89C668HBA** from NXP is a high-performance 8-bit microcontroller based on the 80C51 core architecture. Designed for embedded applications requiring robust processing capabilities, this component integrates advanced features while maintaining compatibility with legacy 80C51 instruction sets.  
Featuring **64 KB of Flash memory** and **8 KB of RAM**, the P89C668HBA supports in-system programming (ISP) and in-application programming (IAP), allowing flexible firmware updates without removing the chip from the circuit. Its enhanced architecture includes a **six-clock operation mode**, significantly improving execution speed compared to traditional 12-clock 80C51 devices.   Additional peripherals include **three 16-bit timers/counters**, a **programmable watchdog timer**, and a **UART with baud rate generation**, making it suitable for communication-intensive tasks. The microcontroller also supports **I²C and SPI interfaces**, enhancing connectivity with external sensors and peripherals.   Operating within a **2.7V to 5.5V** voltage range, the P89C668HBA is optimized for low-power applications. Its industrial-grade temperature range (-40°C to +85°C) ensures reliable performance in demanding environments.   With its blend of speed, memory capacity, and versatile I/O options, the P89C668HBA is well-suited for industrial control, automation, and consumer electronics applications where efficiency and reliability are critical. |
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Application Scenarios & Design Considerations
80C51 8-bit Flash microcontroller family
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