IP80C88

The IP80C88 is a Renesas 80C88 microprocessor IC offered in a 40‑pin PDIP through‑hole package. It implements a CMOS 8‑/16‑bit CPU core with a 5 MHz clock rating and a 16‑bit internal architecture, targeting embedded and industrial applications that require heritage x86‑style processing in a compact through‑hole form factor.

Designed for embedded systems and industrial use, the IP80C88 provides a mix of software compatibility and low‑power CMOS operation that supports small systems and larger applications where established software and peripheral ecosystems are important.

Key Features

• Core and Architecture 80C88 core processor with a 16‑bit internal architecture and an 8‑bit external data bus interface, delivering classic 80C88 computational capability at 5 MHz.
• Clock Speed Rated for 5 MHz operation to match legacy timing and design requirements.
• Power and CMOS Design Completely static CMOS design with documented low‑power characteristics; datasheet lists low quiescent and operating currents for efficient embedded operation.
• Memory Addressing Supports up to 1 MB of direct memory addressing, enabling access patterns appropriate for legacy and embedded software.
• Package and Mounting 40‑pin PDIP (0.600", 15.24 mm) through‑hole package for robust mounting and easy prototyping or retrofit in existing through‑hole boards.
• Industrial Qualification and Temperature Range Industrial qualification with an operating temperature range of −40 °C to +85 °C to meet a wide range of environmental conditions.
• Voltage 5 V I/O supply voltage compatible with traditional TTL/CMOS system designs (note: CLOCK pin TTL compatibility is an exception per datasheet).
• Standards and Compliance RoHS compliant, supporting lead‑free assembly processes.

Typical Applications

• Industrial Control Embedded controllers and PLC subsystems that require reliable, through‑hole components and an industrial temperature rating.
• Legacy System Support Retrofit and maintenance of equipment relying on 80C88/8088 class architectures and existing software ecosystems.
• Instrumentation Measurement and data‑acquisition systems where straightforward interfacing, low power, and proven instruction set compatibility are needed.
• Embedded Prototyping and Education Through‑hole PDIP packaging simplifies board handling and prototyping for development, testing, and learning environments.

Unique Advantages

• Software Compatibility: Direct software compatibility with 80C86/8086/8088 families enables reuse of existing code and tools.
• Flexible System Integration: 8‑bit external bus with 16‑bit internal architecture offers a balance between legacy bus compatibility and wider internal data paths.
• Low‑Power CMOS Operation: Completely static CMOS design and documented low operating currents reduce power draw in embedded systems.
• Robust Packaging: 40‑pin PDIP through‑hole package provides mechanical durability and easy replacement or prototyping in industrial settings.
• Industrial Temperature Range: Specified −40 °C to +85 °C operation supports deployment in harsh or temperature‑variable environments.
• RoHS Compliant: Meets lead‑free requirements for modern manufacturing and regulatory preferences.

Why Choose IP80C88?

The IP80C88 brings an established 80C88 core into a durable 40‑pin PDIP package, combining heritage software compatibility with the benefits of a CMOS low‑power design. Its 5 MHz rating, 16‑bit internal architecture, and 8‑bit external bus make it suitable for embedded and industrial projects that rely on proven x86‑class instruction sets and through‑hole assembly.

This part is well suited to engineers and designers maintaining or updating legacy equipment, building industrial controllers, or prototyping in environments where a through‑hole, industrial‑grade microprocessor is required. Renesas support and documented datasheet specifications provide a stable foundation for long‑term designs.

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