NXP Semiconductors LPC2212FBD144/01,5

Overview

LPC2212FBD144/01 from NXP Semiconductors is a 16/32-bit ARM7TDMI-S microcontroller in LQFP144 package, featuring 128 kB flash, 16 kB SRAM, 8-channel 10-bit ADC (2.44 µs conversion), 60 MHz CPU clock via on-chip PLL, and 5 V-tolerant GPIO up to 112 pins. It targets industrial control, access systems, and communication gateways requiring real-time interrupt response and embedded trace support.

For engineers reviewing the LPC2212FBD144/01 datasheet, LPC2212FBD144/01 pinout, LPC2212FBD144/01 application, or LPC2212FBD144/01 equivalent, key selection criteria include its /01-suffix fast GPIO capability, dual UARTs with hardware flow control, SSP interface supporting SPI/SSI/Microwire, and CRP-enabled security for firmware protection in field-deployed systems.

Technical Context

The LPC2212FBD144/01 implements the ARM7TDMI-S core with Thumb instruction set for 30 % smaller code size at minimal performance cost. Its 128-bit wide memory interface and accelerator enable full 60 MHz execution speed from on-chip flash.

It integrates a Vectored Interrupt Controller (VIC) supporting FIQ/IRQ prioritization, EmbeddedICE-RT and Embedded Trace interfaces for real-time debugging, and a configurable external memory controller with four banks (up to 16 MB each, 8/16/32-bit data width).

Key Specifications

Pinout & Package

LPC2212FBD144/01 uses a plastic low-profile quad flat package (LQFP144), 20 × 20 × 1.4 mm body (SOT486-1), with 144 leads and exposed thermal pad. Pin functions are configured via the Pin Connect Block, enabling multiplexing across peripherals and GPIO.

Key Features

Applications

Equivalent & Alternatives

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

Compared with LPC2212FBD144/01, LPC2214FBD144/01 offers double flash capacity with identical footprint and features, while LPC2148FBD64 trades external memory support and SSP for USB 2.0 and higher RAM - making it optimal for endpoint rather than gateway-class applications.

Availability

LPC2212FBD144/01 is available at Aetrix Electronics and suitable for industrial control, access terminals, and communication gateways requiring stable component supply, long-lifecycle support, and verified traceability for OEM production.

Supply support for LPC2212FBD144/01 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 applications, with deep expertise in ARM-based microcontrollers and embedded security.

The LPC2212FBD144/01 belongs to the LPC2200 family - designed for real-time industrial and gateway applications demanding high interrupt responsiveness, mixed-signal integration, and robust in-system programming capabilities.

FAQ

What is the maximum operating frequency of the LPC2212FBD144/01?

The LPC2212FBD144/01 achieves a maximum CPU clock frequency of 60 MHz using its on-chip Phase-Locked Loop (PLL), which has a 100 µs settling time. This speed is sustained via a 128-bit wide memory interface and accelerator architecture that enables zero-wait-state execution from flash. The oscillator operates from 1 MHz to 30 MHz, and the PLL multiplies this input to reach 60 MHz.

Does the LPC2212FBD144/01 support in-system programming (ISP)?

Yes, the LPC2212FBD144/01 supports In-System Programming via its built-in bootloader, accessible through UART0. Flash programming takes 1 ms per 512-byte line, and sector or full-chip erase completes in 400 ms. ISP allows firmware updates without removing the device from the target board, and is fully compatible with the /01 variant's enhanced features including fast GPIO and SSP.

How many analog inputs does the LPC2212FBD144/01 ADC support?

The LPC2212FBD144/01 integrates an 8-channel 10-bit successive-approximation ADC with a minimum conversion time of 2.44 µs. Channels AIN0–AIN7 are physically mapped to P0[27], P0[28], P0[29], P0[30], P2[30], P2[31], P3[29], and P3[28] respectively - all dedicated analog inputs with direct pin connection and 5 V tolerance when used as digital I/O.

What distinguishes the /01 suffix in LPC2212FBD144/01?

The /01 suffix denotes the enhanced variant of the LPC2212, adding fast GPIO ports (3.5× faster toggle speed), dedicated ADC result registers, and the buffered SSP serial controller supporting SPI/SSI/Microwire - features not present in /00 versions. All /01 devices share identical pinout and package with /00, ensuring drop-in compatibility where these features are leveraged.

Can the LPC2212FBD144/01 operate with separate analog and digital power supplies?

Yes, the LPC2212FBD144/01 requires segregated power domains: VDD(1V8) and VDDA(1V8) for core/analog logic (1.8 V ±0.15 V), and VDD(3V3) and VDDA(3V3) for I/O/analog front-end (3.3 V ±10 %). Dedicated analog ground pins (VSSA, VSSA(PLL)) must be isolated from digital ground to maintain ADC accuracy and minimize noise coupling in mixed-signal designs.