NXP Semiconductors LPC1830FBD144K

Overview

LPC1830FBD144K from NXP Semiconductors is a 32-bit ARM Cortex-M3 flashless microcontroller operating at up to 180 MHz, featuring 200 kB on-chip SRAM, dual high-speed USB (one Host/Device/OTG with integrated PHY, one Host/Device with ULPI interface), and 10/100T Ethernet MAC with IEEE 1588 support. It targets industrial control and e-metering systems requiring deterministic real-time performance, peripheral integration, and external memory expansion via EMC.

For engineers reviewing the LPC1830FBD144K datasheet, LPC1830FBD144K pinout, LPC1830FBD144K application, or LPC1830FBD144K equivalent, key selection considerations include its LQFP144 package with 83 GPIOs, absence of LCD controller, presence of C_CAN, motor control PWM, and QEI omission - critical for motor drive and networked sensor node designs.

Technical Context

The LPC1830FBD144K implements an ARM Cortex-M3 r2p1 core with Harvard architecture, 3-stage pipeline, and integrated MPU supporting eight memory regions. Its clock system includes three PLLs: one for CPU (up to 180 MHz), one dedicated to USB0, and one configurable as audio PLL - enabling independent domain timing without high-frequency crystal dependency.

Digital subsystems include a State Configurable Timer/PWM (SCTimer/PWM) with flexible event-driven state transitions, Global Input Multiplexer Array (GIMA) for cross-peripheral signal routing, and an External Memory Controller (EMC) supporting SDRAM, NOR flash, and SRAM. It integrates two 10-bit ADCs (400 kSamples/s, 8 channels total), one 10-bit DAC, and eight-channel GP DMA accessible across AHB slaves.

Key Specifications

Pinout & Package

Package: LQFP144 (20 × 20 × 1.4 mm, SOT486-1), lead pitch 0.5 mm, thermally enhanced with exposed thermal pad.

Key Features

Applications

Equivalent & Alternatives

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

Compared with LPC1850FBD144 and LPC4350FBD144, the LPC1830FBD144 delivers optimal cost-performance balance for Ethernet- and USB-connected industrial controllers where LCD and FPU are unnecessary - preserving full peripheral compatibility (USB0/USB1/EMC/ADC) while minimizing BOM and thermal load.

Availability

LPC1830FBD144K is available at Aetrix Electronics and suitable for industrial PLC modules, e-metering gateways, and RFID reader controllers requiring stable component supply, long-term lifecycle assurance, and traceable sourcing for safety-critical deployments.

Supply support for LPC1830FBD144K 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 LPC18xx series was designed for high-performance, flashless embedded applications demanding rich peripheral integration, deterministic real-time response, and industrial-grade reliability - targeting smart grid, factory automation, and networked appliance control.

FAQ

What is the maximum operating frequency of the LPC1830FBD144K?

The LPC1830FBD144K operates at a maximum CPU frequency of 180 MHz using its ARM Cortex-M3 core. This frequency is achieved via an internal PLL driven by either the 1–25 MHz crystal oscillator or the 12 MHz internal RC oscillator, with the latter trimmed to ±1.5 % accuracy across temperature and voltage. The LPC1830FBD144K maintains full peripheral functionality at this rate, including Ethernet MAC and dual USB controllers.

Does the LPC1830FBD144K include on-chip flash memory?

No, the LPC1830FBD144K is a flashless microcontroller. It relies on external memory via its Quad SPI Flash Interface (SPIFI) or External Memory Controller (EMC) for program storage. On-chip non-volatile memory consists of 64 kB ROM (containing boot code and USB/SD/MMC drivers) and 64-bit + 256-bit One-Time Programmable (OTP) memory for configuration and security keys. The LPC1830FBD144K uses 200 kB SRAM for both code execution and data.

Which USB interfaces does the LPC1830FBD144K support?

The LPC1830FBD144K supports two high-speed USB 2.0 interfaces: USB0 is a Host/Device/OTG controller with an integrated on-chip high-speed PHY; USB1 is a Host/Device controller with an on-chip full-speed PHY and ULPI interface for connection to an external high-speed PHY. USB0 supports electrical test software in ROM, while USB1's ULPI capability enables flexible PHY selection and ESD robustness in industrial environments.

Is the LCD controller available on the LPC1830FBD144K?

No, the LCD controller is not available on the LPC1830FBD144K. According to Table 2 in the datasheet, LCD functionality is excluded from all LPC1830 variants, including the LQFP144 package. This omission reduces gate count and power consumption, making the LPC1830FBD144K ideal for headless industrial controllers where display output is handled externally or omitted entirely.

How many GPIO pins does the LPC1830FBD144K provide in the LQFP144 package?

The LPC1830FBD144K provides 83 GPIO pins in its LQFP144 package. These are distributed across ports P0–P9 and PA–PF, with each pin supporting up to eight configurable digital functions via the System Configuration Unit (SCU). GPIO registers reside on the AHB bus for low-latency access, and all GPIOs support DMA, interrupt generation (edge/level sensitive), and group interrupt pattern matching - enabling scalable I/O management in complex industrial systems.