NXP Semiconductors LPC54618J512BD208E

Overview

LPC54618J512BD208E from NXP Semiconductors is a 32-bit ARM Cortex-M4 microcontroller with FPU and MPU, operating at up to 180 MHz, featuring 512 KB flash, 200 KB SRAM, dual USB (HS/FS), Ethernet AVB, CAN FD, LCD controller, and 171 GPIOs in LQFP208 package. It targets industrial HMI, automotive gateway, and networked edge sensor systems requiring real-time control and rich peripheral integration.

For engineers reviewing the LPC54618J512BD208E datasheet, LPC54618J512BD208E pinout, LPC54618J512BD208E application, or LPC54618J512BD208E equivalent, key selection considerations include its 208-pin LQFP package with 8/16/32-bit EMC bus support, 180 MHz CPU frequency, absence of SHA accelerator, and full CAN FD + Ethernet AVB capability - critical for deterministic networking and secure firmware updates.

Technical Context

The LPC54618J512BD208E implements an ARM Cortex-M4 core (r0p1) with hardware FPU, MPU, and NVIC, executing at 180 MHz using a 3-stage Harvard pipeline with speculative branching and prefetch unit. Its memory subsystem includes 512 KB on-chip flash with 256-byte page erase, 200 KB SRAM (160 KB main + 32 KB I&D + 8 KB USB-dedicated), and 16 KB EEPROM.

Peripheral architecture centers on ten Flexcomm interfaces (configurable as USART/SPI/I2C/I2S), dual CAN FD controllers with dedicated DMA, Ethernet MAC with MII/RMII and AVB support, LCD controller (up to 1024×768), and a 12-bit 5.0 MS/s ADC with 12 channels and dual conversion sequences - all accessible via AHB/APB interconnect with multilayer matrix arbitration.

Key Specifications

Pinout & Package

LQFP208 package: 208-pin plastic low-profile quad flat package, body size 28 mm × 28 mm × 1.4 mm, lead pitch 0.5 mm, exposed thermal pad, RoHS-compliant.

Key Features

Applications

Equivalent & Alternatives

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

Compared with LPC54618J512BD208E, the ET180 variant saves board area but sacrifices EMC flexibility, while the LPC54628 adds crypto acceleration and higher clock speed at the cost of thermal density - making the BD208 optimal for display-rich, memory-intensive industrial gateways where layout and heat dissipation are manageable.

Availability

LPC54618J512BD208E is available at Aetrix Electronics and suitable for industrial HMI, automotive gateway, and smart energy metering applications requiring stable component supply, long-term lifecycle support, and RoHS-compliant manufacturing.

Supply support for LPC54618J512BD208E 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 IoT markets, with deep expertise in ARM-based microcontrollers and edge processing.

The LPC546xx family was designed for high-performance embedded applications demanding real-time responsiveness, rich peripheral integration, and robust security - targeting industrial automation, automotive networking, and human-machine interface systems.

FAQ

What is the maximum CPU frequency supported by the LPC54618J512BD208E?

The LPC54618J512BD208E operates at a maximum CPU frequency of 180 MHz. This is confirmed in Table 2 of the official NXP datasheet (Rev. 2.8), which specifies "180 MHz" under the Frequency/MHz column for all LPC54618 devices. The ARM Cortex-M4 core achieves this using the system PLL fed by the internal FRO or external crystal oscillator.

Does the LPC54618J512BD208E include a hardware SHA accelerator?

No, the LPC54618J512BD208E does not include a Secure Hash Algorithm (SHA) module. As stated in Table 2 of the datasheet, the "SHA" column for all LPC54618 variants is marked "no", distinguishing it from the LPC54628 series which includes SHA-1/SHA-2 acceleration. Firmware-level hashing must be implemented in software for this part.

What package type and pin count does the LPC54618J512BD208E use?

The LPC54618J512BD208E uses an LQFP208 package: a 208-pin plastic low-profile quad flat package with dimensions 28 mm × 28 mm × 1.4 mm and 0.5 mm lead pitch. This is explicitly listed in Table 1 and Table 2 of the NXP datasheet under "Package Name" as "LQFP208" and "BD208".

How much on-chip SRAM and flash memory does the LPC54618J512BD208E provide?

The LPC54618J512BD208E integrates 512 KB of on-chip flash memory and 200 KB of total SRAM. The SRAM is partitioned as 160 KB contiguous main SRAM, 32 KB split across instruction and data buses, and 8 KB dedicated to USB traffic - all confirmed in Section 2 "Features and benefits" and Table 2 of the datasheet.

Does the LPC54618J512BD208E support Ethernet AVB and CAN FD simultaneously?

Yes, the LPC54618J512BD208E supports both Ethernet Audio Video Bridging (AVB) and Controller Area Network Flexible Data-Rate (CAN FD) simultaneously. Table 2 confirms "yes" for both "Ethernet AVB" and "CAN FD" columns, and the block diagram (Figure 4) shows dedicated DMA controllers for each peripheral, enabling concurrent operation without resource contention.