PRIXP422BB

The PRIXP422BB is an Intel Xscale microprocessor IC featuring a single 32-bit core running at 266 MHz, designed for embedded applications. It combines a 266 MHz processing core with integrated I/O and security features to address embedded networking and communications use cases.

Built in a 492-BBGA (35×35) surface-mount package and rated for commercial operation, the device provides on-chip SDRAM control, dual 10/100 Mbps Ethernet, USB 1.1, MII interface, and cryptography support, making it suitable for compact, connected embedded designs that require integrated networking and security capabilities.

Key Features

• Core — Single Xscale 32-bit core at 266 MHz providing deterministic processing for embedded workloads.
• Memory — On-chip support for SDRAM through integrated RAM controller to interface external system memory.
• Connectivity — Dual 10/100 Mbps Ethernet ports and one USB 1.1 port, with additional MII interface for PHY connectivity.
• Co‑processors — Dedicated communications and network processor engine plus math engine with multiply‑accumulate capability for offloading specialized tasks.
• Security — Built‑in cryptography features to support secure communications and data protection.
• Power & I/O — 3.3 V I/O voltage compatibility for common embedded interfaces.
• Package & Mounting — 492‑BGA (35×35) supplier device package supplied as a surface‑mount component for compact board layouts.
• Commercial Grade Operation — Rated for 0 °C to 70 °C operating temperature.
• Environmental Compliance — RoHS compliant, meeting common material-restriction requirements.

Typical Applications

• Embedded Networking Equipment — Dual 10/100 Mbps Ethernet and MII interface make the device suitable for routers, switches, and other network appliances requiring integrated packet processing.
• Communication Gateways — Integrated network processor engine and cryptography support enable secure gateway and protocol‑handling functions.
• Commercial Embedded Systems — USB 1.1, SDRAM controller, and a 32‑bit Xscale core provide the building blocks for compact commercial embedded products that need general‑purpose processing with connectivity.

Unique Advantages

• Highly integrated connectivity: Dual 10/100 Mbps Ethernet ports plus USB 1.1 and MII reduce the need for external interface chips and simplify BOM.
• Offload-capable co‑processors: Communications and math engines with multiply‑accumulate capabilities accelerate network and signal processing tasks.
• On-chip security: Cryptography features enable secure communication without adding discrete security ICs.
• Compact BBGA packaging: The 492‑BGA (35×35) surface‑mount package supports high‑density board designs while maintaining robust connectivity.
• Commercial temperature suitability: Rated 0 °C to 70 °C for standard commercial deployments.
• RoHS compliant: Conforms to material restriction requirements for environmentally conscious designs.

Why Choose PRIXP422BB?

The PRIXP422BB combines a 266 MHz Intel Xscale single‑core processor with integrated networking interfaces, security, and dedicated co‑processing engines to deliver a compact, capable solution for commercial embedded designs. Its mix of Ethernet, USB, SDRAM support, and cryptography functions positions it for projects that require on‑board networking and secure data handling without excessive external components.

This part is well suited for designers seeking a commercially rated, RoHS‑compliant processor in a 492‑BGA package from the Intel IXP420 series, providing a balance of integration and targeted performance for embedded networking and communication-focused applications.

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