NXP Semiconductors KMPC8358VRAGDGA

Overview

KMPC8358VRAGDGA 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 module supporting Ethernet (10/100/1000 Mbps), ATM, HDLC, and POS protocols, DDR/DDR2 SDRAM controller (32-/64-bit, up to 266 MHz), PCI 2.3 interface (32-bit, 66 MHz), and hardware security engine with AES, DES, SHA, and RSA acceleration. It serves as a unified control- and data-plane processor in DSLAMs, 3G Node B base station cards, and media gateways.

For engineers reviewing the KMPC8358VRAGDGA datasheet, KMPC8358VRAGDGA pinout, KMPC8358VRAGDGA application, or KMPC8358VRAGDGA equivalent, key selection considerations include its dual-role architecture (e300 + QUICC Engine), DDR2 I/O voltage (1.8 V), PCI 3.3-V compliance, 676-pin PBGA package (27 × 27 mm), and integrated IEEE 1588 timestamping support for time-sensitive networking.

Technical Context

The KMPC8358VRAGDGA implements a superscalar e300 core with 32 KB instruction and 32 KB data cache, lockable L1 cache segments, and dynamic power management. Its QUICC Engine comprises two independent 32-bit RISC controllers running up to 400 MHz, each managing six Universal Communication Controllers (UCCs) for protocol offload including GMII/RGMII/TBI Ethernet, ATM SAR, HDLC, and POS.

Hardware acceleration includes a dedicated security engine with four crypto-channels, PKEU (RSA/ECDSA up to 2048-bit), AESU (128/192/256-bit keys), and MDEU (SHA-1/224/256, MD5). The DDR controller supports both DDR1 (2.5 V SSTL2) and DDR2 (1.8 V SSTL2) with full ECC, on-die termination, and registered DIMM compatibility.

Key Specifications

Pinout & Package

KMPC8358VRAGDGA is housed in a 676-ball plastic ball grid array (PBGA) package measuring 27 mm × 27 mm with 1.0 mm ball pitch and thermal pad exposed on underside. Pinout follows Freescale MPC8358E Rev. 2.1 silicon layout per official hardware specifications document MPC8358EEC Rev. 3.

Key Features

Applications

Equivalent & Alternatives

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

Compared with MPC8360EVRAGDGA and LS1023A, KMPC8358VRAGDGA uniquely balances mature Power Architecture software maturity, integrated QUICC Engine protocol offload, and cost-optimized 400 MHz performance - making it optimal for brownfield telecom upgrades where ATM/Ethernet interworking and deterministic timing are non-negotiable.

Availability

KMPC8358VRAGDGA is available at Aetrix Electronics and suitable for DSLAMs, 3G Node B base station cards, and media gateways requiring stable component supply, long-term lifecycle assurance, and traceable sourcing for industrial and telecom deployments.

Supply support for KMPC8358VRAGDGA 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 specializing in secure connectivity solutions for automotive, industrial, and communications markets, with deep heritage in Power Architecture processors via its acquisition of Freescale Semiconductor.

KMPC8358VRAGDGA belongs to the PowerQUICC II Pro family, designed specifically for cost-sensitive, high-integration communications infrastructure applications requiring combined control-plane processing and hardware-accelerated data-plane protocol handling.

FAQ

What is the maximum DDR2 data rate supported by KMPC8358VRAGDGA?

KMPC8358VRAGDGA supports DDR2 SDRAM at up to 266 MHz data rate (533 MT/s), implemented via a configurable 32- or 64-bit interface with 1.8 V SSTL2-compatible I/O, on-die termination, and full ECC capability - enabling reliable 4 GB memory subsystems in telecom edge equipment.

Does KMPC8358VRAGDGA support IEEE 1588 Precision Time Protocol hardware timestamping?

Yes, KMPC8358VRAGDGA integrates IEEE 1588 timestamping logic within its QUICC Engine UCC Ethernet controllers, allowing hardware insertion and extraction of 64-bit timestamps on transmit and receive paths with sub-microsecond accuracy - critical for synchronization in 3G Node B and packet-based transport networks.

What power sequencing requirements apply to KMPC8358VRAGDGA?

KMPC8358VRAGDGA requires core supply (VDD = 1.2 V) to be applied before I/O supplies (GVDD = 1.8 V, OVDD = 3.3 V) to prevent contention on pins; VDD must reach 90% of nominal value before any I/O supply exceeds 0.7 V, and PORESET must be asserted during ramp-up - per Freescale MPC8358EEC Rev. 3 Section 2.2.1.

Can KMPC8358VRAGDGA operate as both PCI host and PCI agent?

Yes, KMPC8358VRAGDGA supports both PCI host bridge and PCI agent modes via configuration pins and firmware settings; it implements PCI Specification Revision 2.3, 32-bit/66 MHz operation, parity, selectable coherency, and dual address cycle support - enabling flexible system topology in media gateway and router designs.

What cryptographic algorithms are accelerated by the KMPC8358VRAGDGA security engine?

The KMPC8358VRAGDGA security engine accelerates AES (128/192/256-bit keys), DES/3DES, SHA-1/224/256, MD5, HMAC, RSA (up to 2048-bit), and elliptic curve cryptography via dedicated execution units - delivering line-rate IPSec and SSL/TLS processing for secure VoIP and broadband access applications.