KMC7457VG1000NC

The KMC7457VG1000NC is a PowerPC G4 microprocessor in a 483-FCCBGA (29×29) surface-mount package, manufactured by NXP Semiconductors. It implements a single 32-bit core running at 1.0 GHz and is targeted at networking and computing systems applications.

Designed for integrated embedded designs, the device combines a superscalar PowerPC G4 core with on-chip L2 cache and a dedicated L3 tag/controller interface to support glueless backside L3 cache configurations for higher system bandwidth and performance.

Key Features

• Core and Performance Single PowerPC G4 32-bit core operating at 1.0 GHz with a superscalar design that supports multiple instruction fetch and dispatch stages for improved instruction throughput.
• On-chip Cache and L3 Interface Includes a 512-Kbyte L2 cache and an internal L3 tag/controller that supports a glueless backside L3 cache through a dedicated high-bandwidth interface; supports 1, 2, or 4 Mbyte external SRAM configurations for L3 cache/private memory.
• Co-processors: Multimedia and SIMD Integrated multimedia SIMD units and a double-precision floating-point unit to accelerate media and compute-intensive workloads.
• Memory and Bus Support Memory subsystem supports the MPX bus protocol and a subset of the 60x bus protocol to main memory and system resources, enabling conventional embedded system interfacing.
• Package and Mounting Supplier device package: 483-FCCBGA (29×29); mounting type: surface mount—suitable for compact PCB implementations.
• Operating Range and Qualification Consumer-qualified device with an operating temperature range of 0 °C to 105 °C and RoHS compliant status.
• Graphics Acceleration No dedicated graphics acceleration—designed for compute, networking and control tasks where CPU and SIMD acceleration are primary.

Typical Applications

• Networking Equipment Suited for network processors and control planes where PowerPC G4 compute and high-bandwidth L3 cache support improve packet processing and subsystem performance.
• Computing Systems Appropriate for embedded computing platforms that require a 1.0 GHz PowerPC G4 core with L2 cache and a dedicated L3 interface for expanded memory architectures.
• Consumer Embedded Devices Consumer-qualified applications that benefit from SIMD multimedia acceleration and double-precision floating-point for media or signal-processing tasks.

Unique Advantages

• Integrated L2 plus L3 support: On-chip 512-Kbyte L2 and an L3 tag/controller with a glueless backside interface simplify system-level cache expansion and reduce external logic.
• Compute and multimedia acceleration: Double-precision FPU and SIMD multimedia units provide hardware acceleration for media and compute workloads.
• Proven PowerPC G4 architecture: Single-core 32-bit PowerPC G4 implementation operating at 1.0 GHz delivers predictable performance for legacy and new embedded designs.
• Surface-mount 483-FCCBGA package: Compact 29×29 BGA footprint supports high-density board designs and automated assembly.
• RoHS compliant and consumer-qualified: Meets environmental compliance and is specified for a 0 °C to 105 °C operating range for consumer-grade applications.

Why Choose KMC7457VG1000NC?

The KMC7457VG1000NC positions itself as a balanced, integrated microprocessor solution for embedded networking and computing applications that require a 1.0 GHz PowerPC G4 core with on-chip L2 and a dedicated L3 interface. Its combination of superscalar execution, double-precision FPU, SIMD multimedia units, and glueless L3 cache support provides designers a clear path to higher system bandwidth and deterministic compute performance.

This part is suited to designers building consumer-qualified embedded systems that need a compact BGA package, conventional bus protocol support, and the ability to expand cache with external SRAM for scalable memory configurations.

Request a quote or submit an inquiry to purchase the KMC7457VG1000NC and discuss availability and quantities for your design needs.