NXP Semiconductors BSC9131NXN7KHKB

Overview

BSC9131NXN7KHKB from NXP Semiconductors (formerly Freescale) is a heterogeneous multicore SoC integrating one e500 Power Architecture® general-purpose core (up to 1 GHz, 256 KB L2 cache) and one StarCore SC3850 DSP core (up to 1 GHz, 512 KB L2 cache), with IEEE 1588v2 support on dual Gigabit Ethernet ports, MAPLE-B2F baseband accelerator, and SEC v4.4 cryptographic engine - deployed in smart grid relays and industrial image analytics systems.

For engineers reviewing the BSC9131NXN7KHKB datasheet, BSC9131NXN7KHKB pinout, BSC9131NXN7KHKB application, or BSC9131NXN7KHKB equivalent, key selection criteria include dual-1588v2 Ethernet timing precision, SC3850+e500 coherency architecture, DDR3-800 memory controller bandwidth, MAPLE-B2F FFT/Viterbi acceleration, and trust architecture with secure boot and core isolation.

Technical Context

The BSC9131NXN7KHKB implements a tightly coupled multicore fabric linking the e500 GPP core and SC3850 DSP core via a coherency module, enabling cache-coherent shared memory access. It supports deterministic real-time processing through hardware-accelerated IEEE 1588v2 timestamping on two SGMII-based Gigabit Ethernet interfaces.

Its MAPLE-B2F accelerator offloads compute-intensive baseband functions including 1024-point FFT, convolutional filtering, and turbo Viterbi decoding, while the SEC v4.4 engine provides AES-128/256, SHA-1/256, and RSA-2048 acceleration - all integrated within a single die featuring tamper-resistant secure boot and runtime core isolation.

Key Specifications

Pinout & Package

Package: 23x23 mm, 624-pin PBGA (Fine-Pitch Ball Grid Array) with 0.8 mm pitch, RoHS-compliant, thermal lid-equipped.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar heterogeneous SoC applications.

Compared with LS1023A and BSC9132RDB, the BSC9131NXN7KHKB uniquely balances cost-effective single-DSP signal processing with dual-1588v2 Ethernet timing and MAPLE-B2F acceleration - making it optimal for smart grid relays and mid-tier industrial SDRs where DSP density and precise time synchronization outweigh raw throughput needs.

Availability

BSC9131NXN7KHKB is available at Aetrix Electronics and suitable for smart grid protection relays, aerospace software-defined radios, and industrial image analytics systems requiring stable component supply and long-term lifecycle assurance.

Supply support for BSC9131NXN7KHKB 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 IoT markets, with deep heritage in Power Architecture® and StarCore DSP technologies.

The QorIQ Qonverge product line - including BSC9131NXN7KHKB - was designed specifically for network-connected industrial nodes requiring tightly integrated GPP+DSP processing, deterministic timing, and hardware-accelerated security for mission-critical infrastructure.

FAQ

What is the maximum operating frequency of the e500 core in BSC9131NXN7KHKB?

The e500 core in BSC9131NXN7KHKB operates at up to 1 GHz, with 256 KB of shared L2 cache. This frequency is guaranteed across the commercial temperature range (0°C to 105°C) and supported by the device's thermal design power envelope of 7.5 W. The BSC9131NXN7KHKB datasheet specifies this as the absolute maximum sustained clock rate under full cache and memory bandwidth load conditions.

Does BSC9131NXN7KHKB support hardware-accelerated IEEE 1588v2 timestamping on both Ethernet ports?

Yes, BSC9131NXN7KHKB integrates dedicated hardware timestamping logic on both SGMII-based Gigabit Ethernet interfaces, enabling independent nanosecond-resolution timestamp capture for PTP event messages. This capability is confirmed in the BSC9131NXN7KHKB reference manual section 12.4.3 and is used in production smart grid relays to achieve sub-100 ns synchronization accuracy.

What type of DSP core is integrated into BSC9131NXN7KHKB?

BSC9131NXN7KHKB integrates one StarCore SC3850 DSP core, running up to 1 GHz with 512 KB of dedicated L2 cache. The SC3850 implements the StarCore Architecture v4 instruction set and supports VLIW/SIMD execution for baseband signal processing - distinct from generic ARM or RISC-V DSP extensions.

Is the MAPLE accelerator in BSC9131NXN7KHKB programmable or fixed-function?

The MAPLE-B2F accelerator in BSC9131NXN7KHKB is a fixed-function hardware block optimized for specific baseband operations: 1024-point FFT, convolutional filtering, Viterbi Turbo decoding, and CRC computation. It is not microcode-programmable; instead, it accepts input data buffers and configuration parameters via dedicated register-mapped interfaces defined in the BSC9131NXN7KHKB technical reference manual.

What security features does BSC9131NXN7KHKB provide beyond SEC v4.4 encryption?

Beyond SEC v4.4 cryptographic acceleration, BSC9131NXN7KHKB implements a comprehensive trust architecture including tamper-detection circuitry (voltage, temperature, frequency monitors), secure boot ROM with signature verification, and hardware-enforced core isolation via memory management units. These features collectively satisfy IEC 62443-3-3 SL2 and enable secure firmware updates in field-deployed smart grid assets.