RB80526PZ001256

The RB80526PZ001256 is an Intel® Pentium® III microprocessor IC featuring a single 32-bit core running at 1 GHz in a 370-PPGA (49×49) package. It is supplied in a through-hole mounting format and is categorized for embedded applications.

With MMX co-processor support, a 1.75 V I/O specification and commercial-grade operation across 0 °C to 70 °C, this device is suited to embedded and OEM designs that require Pentium III processing in a socketable form factor.

Key Features

• Core & Architecture  Intel® Pentium® III single-core, 32-bit processor architecture providing general-purpose processing at a 1 GHz clock rate.
• Performance  1 GHz operating frequency for computations and control tasks within embedded environments.
• Co-Processor (MMX)  MMX multimedia instruction set support for optimized signal and media processing where applicable.
• Power  Specified I/O voltage of 1.75 V to match system-level power designs.
• Package & Mounting  370-PGA / 370-PPGA (49×49) package with through-hole mounting for socketed or field-replaceable board designs.
• Grade & Temperature Range  Commercial grade device rated for operation from 0 °C to 70 °C.
• Graphics Acceleration  No dedicated graphics acceleration included on this device.
• Environmental Compliance  RoHS compliant.

Typical Applications

• Embedded Systems  Use as the main processor in embedded control and processing platforms that require a 1 GHz Pentium III core.
• OEM Equipment  Integration into OEM products needing a commercial-grade, socketable microprocessor with MMX support.
• Legacy System Support  Replacement or refurbishment of existing 370-PPGA based designs where through-hole, socketable parts are required.
• Prototyping & Development  Through-hole 370-PPGA package facilitates socketed evaluation and iterative hardware development.

Unique Advantages

• Socketable 370-PPGA Package:  Through-hole 370-PGA (49×49) format enables easy insertion and removal for maintenance, upgrades, or prototyping.
• Consistent 1 GHz Processing:  Fixed 1 GHz clock rate delivers predictable single-core performance for embedded workloads.
• MMX Multimedia Support:  Built-in MMX co-processor instructions assist with media and signal processing tasks within supported software.
• Commercial Grade Operation:  Rated for 0 °C to 70 °C to match typical commercial embedded system environments.
• RoHS Compliant:  Meets RoHS environmental requirements for lead-free manufacturing processes.
• Defined I/O Voltage:  1.75 V I/O specification simplifies power rail planning for compatible systems.

Why Choose RB80526PZ001256?

RB80526PZ001256 positions a classic Pentium III single-core 32-bit processor into a socketable 370-PPGA form factor for embedded and OEM designs that require predictable 1 GHz performance and MMX support. Its commercial-grade temperature range, through-hole mounting and RoHS compliance make it well suited for projects that prioritize field serviceability and regulatory alignment within commercial environments.

This part is ideal for designers maintaining or upgrading existing 370-PPGA platforms, developing socketed prototypes, or integrating Pentium III processing into embedded systems where the specified electrical, thermal and package characteristics match design requirements.

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