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P80C32UBAA
P80C32UBAA
| Part Number | P80C32UBAA |
| Manufacturer | Rochester Electronics (NXP Semiconductors) |
| Category | Integrated Circuits / Microcontrollers |
| Description | 8-bit Microcontroller, 80C51 Architecture, ROMless, 128B RAM, 33MHz, PLCC-44(16.6×16.6mm) |
Product Overview
P80C32UBAA is an 8-bit microcontroller based on the industry-standard 80C51 architecture, manufactured by Rochester Electronics. As a ROMless (no on-chip program memory) device, it is designed to work with external memory for flexible system configurations. It operates at up to 33MHz clock frequency and features 128 bytes of RAM, multiple I/O ports, timers/counters, and serial communication interfaces, making it ideal for embedded control applications requiring expandable memory.
Core Advantages
Proven 80C51 architecture ensures broad software compatibility and easy development. ROMless design allows flexible external memory expansion for custom program sizes. High operating frequency up to 33MHz supports fast processing and control tasks. Wide operating voltage range ensures compatibility with various power supply designs. Multiple timers, counters, and serial interfaces enable versatile system integration. Robust industrial-grade reliability ensures stable operation in demanding environments.
Key Specifications
| Brand | Rochester Electronics (NXP Semiconductors) |
| RoHS | RoHS Compliant |
| EDA/CAD | Available Footprint & Symbol |
| Warranty | 1 Year Warranty |
| Package / Case | PLCC-44 (16.6×16.6mm) |
| Mounting Type | Surface Mount |
| Surface Marking / Silkscreen | P80C32UBAA Marking |
| Architecture | 80C51 (8-bit) |
| Operating Frequency | Up to 33MHz |
| Program Memory | ROMless (No On-Chip ROM) |
| RAM Size | 128 Bytes |
| Supply Voltage | 4.5V ~ 5.5V |
Typical Applications
- Industrial control systems and automation equipment
- Embedded systems requiring expandable program memory
- Consumer electronics and home appliances
- Communication equipment and peripheral controllers
- Legacy 80C51-based system replacement and maintenance
- General-purpose embedded control applications
Order & Shipping Info
- Minimum Order Quantity (MOQ): 1 Piece
- Shipping Time: Shipped within 1-2 business days
- Delivery Time: 3-7 working days worldwide
- Shipping Methods: DHL, UPS, FedEx, EMS
- Payment Methods: T/T (Bank Transfer), PayPal, Credit Card, Western Union
Technical Support
For datasheet, sample requests, stock check, or bulk pricing, please use the Quick Inquiry form. We will reply within 24 hours.
Frequently Asked Questions
Q: What architecture is the P80C32UBAA based on?
A: It is based on the industry-standard 80C51 8-bit microcontroller architecture.
Q: What is the maximum operating frequency?
A: The device supports a maximum clock frequency of 33MHz.
Q: Does this microcontroller have on-chip program memory?
A: No, it is a ROMless device and requires external program memory.
Q: How much RAM does it include?
A: It features 128 bytes of on-chip RAM.
Q: What is the operating voltage range?
A: The recommended supply voltage is 4.5V to 5.5V.
Q: What package is the P80C32UBAA available in?
A: It is supplied in a PLCC-44 (16.6×16.6mm) surface-mount package.
Q: Is this device RoHS compliant?
A: Yes, the P80C32UBAA meets RoHS environmental standards.
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