LPC54113J256UK49Z - ARM Cortex-M4 256KB Flash MCU | NXP
料号： LPC54113J256UK49Z ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $7.85 | $7.85 |
| 10 | $7.05 | $70.50 |
| 100 | $6.28 | $628.00 |
| 500 | $5.65 | $2,825.00 |
| 1,000 | $5.1 | $5,100.00 |
LPC54113J256UK49Z 概述
What is an ARM Cortex-M4 microcontroller? A Cortex-M4 MCU is a 32-bit RISC processor designed by Arm and licensed to silicon vendors; it is part of the Cortex-M family which sits under the broader Arm architecture umbrella. MCUs integrate CPU core, memory (Flash/SRAM), peripherals (ADC, timers, communication blocks), and power management on a single die, serving the role of the central controller in an embedded system. The Cortex-M4 specifically introduces single-precision FPU and DSP extensions versus the Cortex-M3, while remaining pin- and tool-compatible for code that does not use the FPU.
Key features of the LPC54113J256UK49Z include a 12-bit resolution ADC, 37 configurable I/O pins, an operating voltage range of 1.62 V to 3.6 V, and an extended industrial temperature range from -40 C to +105 C. The WLCSP-49 package occupies only ~11.8 mm squared of PCB area, making it suitable for compact wearables and sensor nodes where board real estate is constrained.
The LPC541xx architecture uses a low-leakage process with multiple low-power modes (Sleep, Deep-Sleep, Power-down, Deep Power-down) and a flexible ROM-based boot loader. Peripherals include multiple USART, SPI, I2C interfaces, timers, and a 12-bit ADC with sample rates suitable for sensor acquisition.
Typical applications include IoT sensor nodes, wearable health monitors, BLE-enabled HID devices, low-power wireless sensor hubs, and battery-powered industrial sensor endpoints where the M4's signal-processing capability is combined with aggressive sleep-current management.
Design consideration: The WLCSP package requires careful PCB pad design and under-bump metallization; reflow profile must follow JEDEC J-STD-020 MSL handling rules to avoid package cracking. Confirm that your in-house manufacturing supports WLCSP assembly before committing to this variant.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the standalone manufacturer datasheet, and reflects verified web data as of 2026-10-08.
直接替换替代料： LPC54113J256UK49Z ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
快速对比工具——选择替代料号进行并排对比：
LPC54113J128UK49
✅ 直接替换📋 参考替代料（不在目录中）
LPC54113J256BD64
✅ 直接替换📋 参考替代料（不在目录中）
LPC54103J256UK49
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
LPC54113J256UK49Z 最大额定值与电气特性
| Core | ARM Cortex-M4 (single core, no M0+ coprocessor) |
| 数据总线宽度 | 32 bit |
| 最大时钟频率 | 100 MHz |
| Program Memory Size (Flash) | 256 KB (256K x 8) |
| Data RAM Size | 192 KB |
| ADC Resolution | 12 bit |
| Number of I/Os | 37 |
| 工作电源电压 | 1.62 V to 3.6 V |
| Minimum Operating Temperature | -40 C |
| Maximum Operating Temperature | +105 C |
| 封装 / 外壳 | WLCSP-49 (3.44 x 3.44 mm) |
| 安装方式 | SMD/SMT |
| Family | LPC541xx low-power MCU series |
| On-chip ROM Boot Loader | Yes (ISP via USART) |
| FPU | Single-precision hardware FPU |
| DSP Extensions | Yes (MAC, SIMD instructions) |
| RoHS 状态 | Compliant |
LPC54113J256UK49Z wlcsp-49 (3.44 x 3.44 mm) 引脚配置指南
LPC54113J256UK49Z（wlcsp-49 (3.44 x 3.44 mm) 封装）的引脚配置。 该数字 IC 包含 GPIO、通信接口（UART、SPI、I2C）和电源引脚。请参阅制造商数据手册以了解复用引脚功能和配置选项。对嵌入式系统设计和 PCB 布局至关重要。
暂无详细引脚数据： LPC54113J256UK49Z.
请参阅 数据手册 以查看完整引脚配置。
典型应用
LPC54113J256UK49Z 适用于 6 应用s: IoT Sensor Node / Wireless Sensor Hub, Wearable Health Monitor, Battery-Powered Industrial Sensor Endpoint, Low-Power BLE HID / Smart Remote, Audio DSP Front-End / Microphone Array, Always-On Smart Home Sensor Hub.
IoT Sensor Node / Wireless Sensor Hub
The LPC54113J256UK49Z's 100 MHz Cortex-M4 with FPU, 192 KB SRAM, and deep-sleep currents below 10 uA make it ideal for battery-powered IoT sensor nodes aggregating multiple I²C interface sensors (temperature, accelerometer, gas). Why it works - the M4 core executes on-device inference and DSP filters while the WLCSP-49 (3.44x3.44 mm) keeps the PCB within coin-cell form factors. How it is used - the MCU wakes periodically to sample sensors, runs an FFT or moving-average filter in hardware, transmits over BLE/UART, and returns to deep-sleep; the 256 KB Flash is enough for a full RTOS plus BLE host stack. Compared with an M0+ class MCU, the M4 doubles the throughput per active milliamp, extending battery life.
推荐
Wearable Health Monitor
Wearable health monitors (heart-rate, SpO2, step counters) require a tiny footprint, low active power, and DSP-grade processing for biosignal filtering. The LPC54113J256UK49Z fits because its WLCSP-49 occupies only 11.8 mm² of PCB, leaving room for a small Li-Po cell and optical sensor. How it is used - the M4's DSP extensions run real-time PPG/heart-rate algorithms at 100 MHz while the 12-bit ADC samples the photodiode signal; the 256 KB Flash hosts a small RTOS plus the algorithm binary. Quantified benefit - versus a Cortex-M0+ at the same workload, the M4 finishes in roughly half the cycles, halving the active energy per measurement and extending wearable battery life by 30-50 percent.
推荐
Battery-Powered Industrial Sensor Endpoint
Industrial 4-20 mA loop-powered or battery-backup sensor endpoints in factories need industrial temperature range (-40 C to +105 C), robust I/O count, and predictable behavior. The LPC54113J256UK49Z qualifies because it covers the full -40 C to +105 C industrial range and runs from 1.62 V to 3.6 V, allowing direct connection to a 3.3 V industrial rail or two AA cells. How it is used - 37 GPIO drive encoder feedback, switch signals, and 4-20 mA loop readback through the 12-bit ADC; UART and CAN-ready peripherals interface to the plant network. The 192 KB SRAM is sufficient for protocol stacks like Modbus RTU or IO-Link device firmware.
推荐
Low-Power BLE HID / Smart Remote
Bluetooth Low Energy HID devices (keyboards, smart remote controls, presentation clickers) demand a small MCU footprint, ultra-low standby power, and enough Flash for a HID descriptor table plus bond storage. The LPC54113J256UK49Z satisfies this with 256 KB Flash (ample for HID stack + application code), sub-10 uA deep-sleep, and the WLCSP-49 footprint fitting inside a CR2032 keyfob enclosure. How it is used - the MCU stays in deep-sleep until a key interrupt wakes it, performs key-scan debouncing on the GPIO matrix, then drives a companion nRF52832 BLE radio over UART for the wireless HID link. Quantified trade-off - the M4's fast wake time (~2 us) and FPU-accelerated HID processing keep the active window short, preserving coin-cell life.
推荐
Audio DSP Front-End / Microphone Array
Microphone array beamforming and audio pre-processing require DSP extensions and deterministic interrupt latency. The LPC54113J256UK49Z works here because the M4 with hardware FPU executes CMSIS-DSP biquad and FFT kernels efficiently, and the 12-bit ADC captures PDM or analog mic data at sufficient sample rates. How it is used - multi-channel digital microphones stream PDM into a timer capture, the M4 decimates and runs a beamformer, then outputs I²S to a codec or USB audio device. The 192 KB SRAM holds audio buffers plus the DSP kernel workspace; the 256 KB Flash holds firmware plus a small voice-trigger keyword model.
推荐
Always-On Smart Home Sensor Hub
Smart-home sensor hubs aggregate multiple wireless sensors (door, motion, leak, temperature) and require low standby power with sufficient Flash for application logic and OTA updates. The LPC54113J256UK49Z handles this role with its deep-sleep modes, 192 KB SRAM for sensor history buffers, and 256 KB Flash that accommodates a small RTOS, Zigbee/Thread host or Matter bridge stub, and OTA bootloader. How it is used - the MCU stays in deep-sleep until a sensor interrupt or timer wake event; it then services the radio, updates local state, and returns to sleep. The WLCSP-49 footprint allows the entire hub to fit behind a wall switch.
推荐
推荐产品汇总
工程参考数据： LPC54113J256UK49Z ——对比、设计指导和合规信息。
选型指南
与替代料对比
| 参数 | 本产品 | LPC54113J128UK49 | LPC54113J256BD64 | LPC54103J256UK49 |
|---|---|---|---|---|
| Package | WLCSP-49 (3.44x3.44 mm) | WLCSP-49 (3.44x3.44 mm) - same | LQFP-64 - different (drop-in only if PCB reworked) | WLCSP-49 (3.44x3.44 mm) - same |
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Core | ARM Cortex-M4 (single core) | ARM Cortex-M4 (single core) | ARM Cortex-M4 (single core) | ARM Cortex-M4 (single core) |
| Max Clock Frequency | 100 MHz | 100 MHz | 100 MHz | 75 MHz |
| Flash Size | 256 KB | 128 KB (-50%) | 256 KB | 256 KB |
| SRAM Size | 192 KB | 192 KB | 192 KB | 96 KB (-50%) |
| Operating Voltage | 1.62 V to 3.6 V | 1.62 V to 3.6 V | 1.62 V to 3.6 V | 1.62 V to 3.6 V |
| GPIO Count | 37 | 37 | 51 (LQFP-64 exposes more) | 37 |
| ADC Resolution | 12 bit | 12 bit | 12 bit | 12 bit |
关键差异点
- Smallest available footprint in the LPC5411x family （对比 LPC54113J256BD64)
- Highest Flash density at 100 MHz in WLCSP-49 （对比 LPC54113J128UK49)
- Full 100 MHz performance in compact package （对比 LPC54103J256UK49)
设计说明
WLCSP-49 assembly per JEDEC J-STD-020 requires non-solder-mask-defined (NSMD) landing pads with a 0.4 mm pitch ball grid. Confirm that the assembly line supports wafer-level chip-scale packages, including under-bump metallization compatibility and a flat, void-free reflow profile. Estimated: typical PCB land pattern for 0.4 mm pitch WLCSP is 0.20 mm pad diameter with 0.40 mm pitch (per NXP AN11843). Use a 1.6 mm or thinner PCB stack-up to reduce package-to-PCB stress.
Decouple VDD with a 100 nF X7R ceramic placed within 2 mm of each supply pin and a bulk 4.7 uF ceramic on the main rail. The LPC54113J256UK49Z has multiple VDD pins (VDD, VDDA, VDDIO); each must be decoupled separately to avoid supply noise coupling into the ADC. Estimated: a 100 nF + 4.7 uF combo per rail typically yields >40 dB PSRR at 1 MHz, suitable for 12-bit ADC SNR targets.
Do not assume the WLCSP-49 footprint tolerates hand-soldering rework; the 0.4 mm pitch is below the practical limit for manual rework stations. Plan for stencil-printed reflow and have a known-good BGA/WLCSP rework station available. Also: enable the on-chip ROM boot loader ISP via USART0 at reset if you plan to field-flash blank parts; this avoids needing a separate programmer.
At 100 MHz active with all peripherals running, the LPC54113J256UK49Z typically draws 15-20 mA at 3.3 V (estimated based on NXP family datasheet typical curves). In deep-power-down, current drops to under 2 uA. Design the power budget assuming worst-case 25 mA active, and ensure the power source (LDO or buck) can sustain this transient without sagging below 1.62 V.
合规信息
RoHS compliant per JLCPCB and DigiKey Marketplace listings. Not AEC-Q100 qualified - this is an industrial-grade MCU. Halogen-free status not explicitly stated in the verified web data and is recorded as unknown.
