LPC1114LVFHN24/103 - 32KB Cortex-M0 MCU 50MHz | NXP
MPN: LPC1114LVFHN24/103 ✗ Cuối đờiLPC1114LVFHN24/103 Tóm tắt
A microcontroller unit (MCU) is an integrated circuit that combines a processor core, memory, and peripherals on a single die. The Cortex-M0 is the entry-level 32-bit core in the ARM Cortex-M hierarchy, sitting above 8/16-bit MCUs in performance while offering a simple 56-instruction set, low power consumption, and reduced code size compared with legacy 8/16-bit architectures. Within the power-management and embedded-control hierarchy, the LPC11xxLV family replaces traditional 8-bit controllers in cost-sensitive designs.
Key features include a 32 kB (32K x 8) on-chip flash supporting firmware updates, an 8-channel 8-bit ADC for analog sensing, industry-standard serial interfaces (UART, SPI, I2C), and CPU frequencies up to 50 MHz. The low operating voltage class of the LV family suits battery-powered and low-voltage industrial designs where 1.8V-to-2V rails are standard.
Architecturally, the LPC1114LVFHN24/103 implements the ARMv6-M Thumb instruction set with NVIC interrupt handling and COTS toolchain support through ARM Keil MDK, which lists the device with the LPC1100_DFP CMSIS pack. The peripheral complement documented by NXP for the LPC11xxLV family includes GPIO, timers, and serial communication blocks tailored for 8/16-bit replacement tasks.
Typical applications cited by ARM Keil and NXP for the LPC1100 series include eMetering, lighting control, alarm systems, and general 8-/16-bit application migration to 32-bit platforms.
A key design consideration is lifecycle: NXP lists the LPC1114LVFHN24 as End of Life on its product page, so new designs should evaluate alternatives or last-time-buy inventory from remaining channels such as Rochester Electronics.
This page synthesizes distributor pricing, same-family drop-in variants, availability data, and lifecycle guidance not consolidated in the manufacturer datasheet.
Bộ thay thế dễ dàng lắp đặt cho LPC1114LVFHN24/103 — cùng gói, chân-to-chân tương thích. Các bộ phận yêu cầu hàn PCB bị loại trừ.
Các biến thể trong loạt này
Các mẫu cùng loạt có thể lắp đặt dễ dàng tương thích với LPC1114LVFHN24/103 (cùng hình factor và footprint) — khác nhau ở Package.
LPC1113LVFHN24/103
✅ Drop-In ⚠️ Thông số chưa được xác minh📋 Tham chiếu thay thế (không có trong danh mục)
LPC1112LVFHN24/103
✅ Drop-In ⚠️ Thông số chưa được xác minh📋 Tham chiếu thay thế (không có trong danh mục)
LPC1111LVFHN24/103
✅ Drop-In ⚠️ Thông số chưa được xác minh📋 Tham chiếu thay thế (không có trong danh mục)
LPC1114LVFHN24/303
✅ Drop-In ⚠️ Thông số chưa được xác minhLiên hệ để biết giá
Xem tài liệu →LPC1114LVFHN24/103 Tỷ lệ tối đa & tính chất điện
| Core Processor | ARM Cortex-M0 |
| Core Size | 32-Bit |
| Tần số xung maksimum | 50 MHz |
| Flash Memory | 32 KB (32K x 8) |
| SRAM | 8 KB |
| Family | LPC1100LV (LPC11xxLV) |
| ADC Resolution | 8-bit |
| Hộp | 24-HVQFN (4x4 mm) Exposed Pad |
| Kiểu lắp đặt | Surface Mount |
| Instruction Set | Thumb (ARMv6-M) |
| CMSIS Pack | LPC1100_DFP |
| Trạng thái vòng đời | End of Life (per NXP product page) |
| Applications | eMetering, lighting, alarm systems, 8/16-bit replacement |
Hướng dẫn cấu hình chân LPC1114LVFHN24/103 24-hvqfn (4x4 mm) exposed pad
Cấu hình chân cho LPC1114LVFHN24/103 (24-hvqfn (4x4 mm) exposed pad gói). IC số này bao gồm chân GPIO, giao diện truyền thông (UART, SPI, I2C) và chân nguồn. Tham khảo tài liệu thông số kỹ thuật của nhà sản xuất để biết các chức năng chân thay thế và tùy chọn cấu hình. Cực kỳ quan trọng cho thiết kế hệ thống tích hợp và lập trình PCB.
Không có dữ liệu chân cụ thể sẵn có cho LPC1114LVFHN24/103.
Tham khảo: tài liệu kỹ thuật cho cấu hình chân đầy đủ.
Ứng dụng tiêu biểu
LPC1114LVFHN24/103 phù hợp cho 6 Áp dụngs: Electronic Metering (eMetering), Lighting Control, Alarm and Security Systems, 8/16-bit MCU Migration, Portable Battery-Powered Devices, Industrial Sensor Nodes.
Electronic Metering (eMetering)
The LPC1114LVFHN24/103 fits eMetering designs because its 50 MHz ARM Cortex-M0 core delivers 32-bit arithmetic throughput sufficient for metering accumulation algorithms that exceed 8-bit MCU capability, while the 8-bit ADC handles analog measurement front-ends such as current-sense and voltage-divider inputs. ARM Keil explicitly lists eMetering as a typical LPC1100-series application. In a typical meter, the MCU reads ADC channels periodically, computes energy registers, and drives communication and display interfaces over UART/I2C. The low-voltage LV architecture suits battery-backed meters where a small 4x4 mm HVQFN footprint saves board area, and 32 kB flash retains firmware plus calibration tables without external memory.
Được đề xuất
Lighting Control
For lighting control, the LPC1114LVFHN24/103 provides deterministic interrupt-driven timing via the Cortex-M0 NVIC, enabling PWM dimming loops and DALI/DMX-style protocol handling in firmware. ARM Keil lists lighting among the LPC1100 series' typical applications. Its 32 kB flash accommodates protocol stacks and scene tables, while the 8 kB SRAM buffers communication frames. The low-voltage LV supply class matches LED-driver auxiliary rails common in solid-state lighting ballasts, and the 24-pin HVQFN (4x4 mm) footprint integrates into compact driver boards. Design consideration: the 8-bit ADC supports trimming and temperature monitoring but not high-resolution dimming feedback; add an external ADC if fine-grained current regulation is required.
Được đề xuất
Alarm and Security Systems
Alarm systems benefit from the LPC1114LVFHN24/103's combination of a 50 MHz Cortex-M0 core, multiple serial interfaces, and low-power LV-class operation for battery-backed panels. ARM Keil identifies alarm systems as a typical LPC1100 application. The MCU can scan sensor loops via the 8-bit ADC, debounce zones on GPIO, and report events over UART or I2C to a cellular or IP modem. The 32 kB flash stores event logs and protocol firmware, while the simple 56-instruction Thumb set keeps code compact and certification-friendly. The 4x4 mm HVQFN package suits compact keypad and sensor-node PCBs, and low quiescent-class operation extends standby battery life in panel designs.
Được đề xuất
8/16-bit MCU Migration
The LPC1114LVFHN24/103 is designed by NXP explicitly as a replacement for 8/16-bit microcontroller operations, offering a simple instruction set with reduced code size compared to existing 8/16-bit architectures. Migration projects gain 32-bit ALU throughput at 50 MHz, better C-code density from the Thumb-2 subset of ARMv6-M, and modern tooling (Arm Keil with LPC1100_DFP pack) without abandoning cost targets. The 32 kB flash and 8 kB SRAM cover most legacy 8-bit applications, and the 24-pin HVQFN footprint approximates the pin count of common 8-bit packages, easing board respins. Verify the low-voltage LV supply requirement against the legacy 3.3V or 5V rail before conversion.
Được đề xuất
Portable Battery-Powered Devices
Battery-powered devices leverage the LPC1114LVFHN24/103's low-voltage LV-class design, which NXP built as a low-power 32-bit family. The Cortex-M0 core provides adequate performance for sensor polling, button handling, and display updates while drawing less energy per instruction than higher-tier Cortex-M3/M4 parts. The 4x4 mm 24-HVQFN package minimizes PCB area in handheld form factors, and the 8-bit ADC reads battery voltage and sensor inputs directly. With 32 kB flash, the device stores application firmware plus power-management routines that gate clocks between events. Because the part is End of Life, use it for sustaining designs; for new portable products select an active low-power MCU family.
Được đề xuất
Industrial Sensor Nodes
Industrial sensor nodes use the LPC1114LVFHN24/103 to convert analog sensor signals into digital readings and transmit them over UART, SPI, or I2C to a gateway. The 50 MHz Cortex-M0 core executes filtering and scaling math comfortably, the 8-bit ADC samples slow-moving process variables such as temperature and level, and the 32 kB flash holds linearization tables. NXP's LPC11xxLV family peripheral complement targets exactly these 8/16-bit-class industrial tasks. The 4x4 mm HVQFN package fits compact node boards, and the LV low-voltage class supports 1.8V-class rails from modern sensor supplies. For protocols needing high-precision timing, confirm timer resolution in the datasheet before committing to fieldbus interfaces.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho LPC1114LVFHN24/103 — so sánh, hướng dẫn thiết kế và thông tin tuân thủ.
Hướng dẫn chọn lựa
So sánh với các sản phẩm thay thế
| Tham số | Sản phẩm này | LPC1113LVFHN24/103 | LPC1112LVFHN24/103 | LPC1111LVFHN24/103 | LPC1114LVFHN24/303 |
|---|---|---|---|---|---|
| Package | 24-HVQFN (4x4 mm) EP | 24-HVQFN (4x4 mm) - same | 24-HVQFN (4x4 mm) - same | 24-HVQFN (4x4 mm) - same | 24-HVQFN (4x4 mm) - same |
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Flash Memory | 32 KB | 24 KB | 16 KB | 8 KB | 32 KB |
| SRAM | 8 KB | 4 KB | 4 KB | 2 KB | 8 KB |
| ADC | 8-bit | 8-bit | 8-bit | 8-bit | 8-bit |
| Pin Compatibility | Reference | Pin-to-pin (same family pinout) | Pin-to-pin (same family pinout) | Pin-to-pin (same family pinout) | Pin-to-pin (same die family) |
Bảo phân biệt quan trọng
- Largest flash in the same 24-HVQFN footprint (vsLPC1112LVFHN24/103)
- Low-voltage LV class architecture (vsLPC1114FN28/102)
- Availability trade-off (vsLPC1114LVFHN24/303)
Ghi chú thiết kế
Lifecycle risk dominates this design: NXP lists the LPC1114LVFHN24 as End of Life on its official product page, with a published discontinuance and replacement product change notice. Do not start new designs with this part. For sustaining designs, secure last-time-buy inventory through authorized excess channels (Rochester Electronics lists stock on DigiKey) and qualify the same-footprint family members (LPC1112/1111/1113 LVFHN24) as firmware-size fallbacks before stock depletes.
The LV suffix indicates the low-voltage class of the LPC1100LV family; do not connect standard 3.3V LPC1100 supply levels without first confirming the exact operating voltage range in the NXP datasheet. Add 100 nF ceramic decoupling on each supply pin of the 24-HVQFN plus one bulk capacitor, placed within 2 mm of the pins per standard NXP LPC1100 layout guidance. The exposed pad should be soldered to a grounded copper pour for thermal and electrical performance.
The 24-HVQFN 4x4 mm package requires careful land-pattern design: use NXP's recommended footprint with the center exposed pad connected to ground via a via array (typically 3x3) to dissipate heat and improve ground integrity. Flash programming uses the serial wire/debug or UART ISP path; route SWD or the ISP UART pin to a test header for field updates. Because this MCU replaces 8/16-bit parts in noisy metering/alarm environments, keep the ADC input traces short and guard them with ground.
Thông tin tuân thủ
Compliance data not present in the provided verified web data. NXP product page includes an Environmental Quality section - consult it directly for RoHS/REACH status.
