MC7448HX1400NC

The MC7448HX1400NC is a single-core PowerPC G4 microprocessor from NXP Semiconductors' MC7448 series, operating at 1.4 GHz. It combines a superscalar PowerPC G4 core with an integrated 1 Mbyte L2 cache and a memory subsystem targeted at networking and computing systems applications.

Designed for embedded and computing markets, this surface-mount device is supplied in a 360-FCCBGA (25×25) package and is RoHS compliant. The device includes a double-precision floating-point unit and a SIMD multimedia unit to support computation and media-oriented workloads.

Key Features

• PowerPC G4 Core – Single-core, 32-bit PowerPC G4 architecture running at 1.4 GHz for deterministic processor behavior in embedded and computing systems.
• On-chip Cache – Integrated 1 Mbyte L2 cache to reduce main-memory traffic and improve sustained data throughput for system workloads.
• Floating-Point and SIMD – Double-precision floating-point unit plus a SIMD multimedia unit (AltiVec-style) for enhanced numeric and media processing.
• Superscalar Microarchitecture – Out-of-order and superscalar execution features described in the MPC7448 family documentation to support parallel instruction issue and improved instruction throughput.
• Memory and Bus Support – Memory storage subsystem supports MPX bus protocol and a subset of the 60x bus protocol for main memory and system resource interfacing.
• Debug and System Management – Includes JTAG/COP interface, time base counter/decrementer, performance monitor, and thermal/power management features as documented for the MPC7448 family.
• Package & Mounting – 360-FCCBGA (25×25) supplier device package; surface-mount mounting type suitable for compact embedded PCBs.
• Operating Range & Compliance – Consumer-qualified device with an operating temperature range of 0 °C to 105 °C and RoHS compliance.

Typical Applications

• Networking Equipment – Targeted for networking systems where the PowerPC G4 core and on-chip cache help manage packet processing and protocol handling workloads.
• Computing Systems – Suited for embedded computing platforms that require a 32-bit RISC processor with floating-point and SIMD support.
• Embedded Appliances – Applicable to consumer embedded devices and appliances that benefit from integrated cache and multimedia processing capabilities.

Unique Advantages

• Integrated L2 Cache – The on-chip 1 Mbyte L2 cache reduces external memory dependency and simplifies system memory design.
• Balanced Numeric and Media Compute – Combined double-precision FPU and SIMD multimedia unit enable mixed numeric and media workloads without external coprocessors.
• Bus Protocol Support – Built-in support for the MPX bus protocol and a subset of the 60x bus protocol eases integration with compatible memory and system components.
• Comprehensive System Features – JTAG/COP debug, performance monitoring, and thermal/power management features facilitate system bring-up, validation, and runtime management.
• Compact Surface-Mount Package – 360-FCCBGA (25×25) packaging allows dense PCB layouts for space-constrained embedded designs.
• Standards Compliance – RoHS compliance and consumer qualification support environmentally regulated product builds and consumer-grade deployments.

Why Choose MC7448HX1400NC?

The MC7448HX1400NC positions itself as a compact, integrated PowerPC G4 solution for designers of networking and computing systems that require a combination of deterministic 32-bit processing, floating-point math, and SIMD multimedia capability. Its on-chip 1 Mbyte L2 cache and supported bus protocols simplify memory subsystem design and integration.

With system management features such as JTAG/COP, performance monitoring, and thermal/power management, the MC7448HX1400NC is suitable for embedded teams looking to balance compute capability and system-level control in consumer-qualified designs while maintaining RoHS compliance.

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