NXP Semiconductors KMPC8358EVRAGDGA

Overview

KMPC8358EVRAGDGA from NXP Semiconductors (formerly Freescale) is a PowerQUICC II Pro communications processor featuring an e300 PowerPC core operating at up to 400 MHz, integrated QUICC Engine for protocol interworking (ATM, Ethernet, HDLC, POS), DDR/DDR2 SDRAM controller (32-/64-bit, up to 266 MHz), PCI 2.3 interface (32-bit, 66 MHz), and dedicated security engine supporting AES, DES, SHA, RSA, and RNG. It serves as control- and data-plane processor in DSLAMs, 3G Node B interface cards, media gateways, and high-end IADs.

For engineers reviewing the KMPC8358EVRAGDGA datasheet, KMPC8358EVRAGDGA pinout, KMPC8358EVRAGDGA application, or KMPC8358EVRAGDGA equivalent, key selection considerations include its dual-role processing capability, hardware-accelerated crypto throughput, multi-protocol QUICC Engine flexibility, DDR2 memory timing compliance, and PBGA-783 package thermal and routing constraints.

Technical Context

The KMPC8358EVRAGDGA integrates a superscalar e300 core with 32 KB instruction and 32 KB data cache, lockable L1 cache, and dynamic power management. Its QUICC Engine comprises two 400 MHz RISC controllers with serial DMA, six UCCs supporting MII/RGMII/GMII/TBI interfaces, ATM SAR (up to 622 Mbps), and IEEE 1588 timestamping.

The security engine contains four crypto-channels with dedicated execution units: AESU (128/192/256-bit keys), DEU (DES/3DES), MDEU (SHA-1/224/256, MD5), PKEU (RSA up to 2048-bit), and AFEU (RC4). Memory subsystem includes DDR/DDR2 controller with ECC, page-mode support, and ODT; PCI interface complies with Revision 2.3 and supports host/agent modes.

Key Specifications

Pinout & Package

PBGA-783 package with 27 mm × 27 mm body, 1.0 mm ball pitch, and standard JEDEC MO-251AC footprint. Thermal pad on underside requires solder paste stencil design and ground plane connection for thermal dissipation.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar communications processor applications.

Compared with MPC8360EVRAGDGA, KMPC8358EVRAGDGA offers lower cost and power for mid-tier DSLAMs but lacks dual DDR channels and higher crypto throughput; versus LS1023A, it delivers deterministic hardware interworking for ATM/E1/POS but lacks PCIe and modern ARM toolchains.

Availability

KMPC8358EVRAGDGA is available at Aetrix Electronics and suitable for DSLAM control systems, 3G Node B interface cards, and media gateway platforms requiring stable component supply, long-lifecycle support, and traceable sourcing for telecom infrastructure deployments.

Supply support for KMPC8358EVRAGDGA includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.

Manufacturer

NXP Semiconductors is a global semiconductor leader focused on secure connectivity solutions for automotive, industrial, and communication markets, with roots in Freescale's Power Architecture heritage.

KMPC8358EVRAGDGA belongs to the PowerQUICC II Pro family, designed specifically for cost-sensitive, high-reliability communications infrastructure requiring hardware-accelerated protocol processing and integrated security in a single SoC.

FAQ

What is the maximum DDR2 data rate supported by KMPC8358EVRAGDGA?

KMPC8358EVRAGDGA supports DDR2 SDRAM at up to 266 MHz data rate (533 MT/s), with 32- or 64-bit bus width, full ECC, and on-die termination. This enables sustained memory bandwidth of 4.2 GB/s in 64-bit configuration, sufficient for line-rate 1000BASE-X packet buffering in media gateways.

Does KMPC8358EVRAGDGA support IEEE 1588 Precision Time Protocol hardware timestamping?

Yes, KMPC8358EVRAGDGA implements IEEE 1588 timestamping in its UCC Ethernet controllers, providing hardware capture of transmit/receive timestamps with sub-100 ns resolution. This capability is essential for synchronization in 3G Node B deployments where GPS-free timing alignment is required.

What are the power sequencing requirements for KMPC8358EVRAGDGA?

KMPC8358EVRAGDGA requires core voltage (VDD/AVDD = 1.2 V) to be applied before I/O supplies (GVDD, LVDD, OVDD). Specifically, VDD must reach 90% of nominal before any I/O rail exceeds 0.7 V. PORESET must be asserted during ramp-up to prevent I/O contention and excessive current draw.

Can KMPC8358EVRAGDGA replace MPC8349E in existing designs?

KMPC8358EVRAGDGA is not a drop-in replacement for MPC8349E due to differences in pinout (PBGA-783 vs PBGA-516), DDR controller configuration, and QUICC Engine microcode requirements. Migration requires PCB redesign, bootloader update, and validation of UCC protocol stacks against revised register maps.

What security algorithms does the KMPC8358EVRAGDGA security engine accelerate?

The KMPC8358EVRAGDGA security engine accelerates AES (128/192/256-bit), DES/3DES, SHA-1/224/256, MD5, HMAC-SHA/MD5, RSA (up to 2048-bit), Diffie-Hellman, and RC4. It processes IPSec, SSL/TLS, SRTP, and iSCSI workloads in dedicated crypto-channels, freeing the e300 core for application tasks.