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NXP Semiconductors LPC3131FET180,551
- Part No.:
- LPC3131FET180,551
- Manufacturer:
- NXP Semiconductors
- Category:
- Microcontrollers
- Package:
- 180-TFBGA
- Datasheet:
-
LPC3131FET180,551.pdf
- Description:
- IC MCU 16/32BIT ROMLESS 180TFBGA
- Quantity:
- Payment:
- Shipping:
Inventory:179
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Product details
Overview
LPC3131FET180 from NXP Semiconductors is a 180 MHz ARM926EJ-S microcontroller with 192 kB embedded SRAM, high-speed USB 2.0 OTG (with on-chip PHY), NAND flash controller featuring 8-bit ECC, and four-channel 10-bit ADC - deployed in consumer, industrial, and medical embedded systems requiring integrated connectivity and low-power operation.
For engineers reviewing the LPC3131FET180 datasheet, LPC3131FET180 pinout, LPC3131FET180 application, or LPC3131FET180 equivalent, key selection criteria include its TFBGA180 package, dual I²C/I²S interfaces, MPMC support for SDRAM/SRAM, flexible boot options (NAND/SD/MMC/UART/USB), and MMU-enabled Linux-capable execution environment.
Technical Context
The LPC3131FET180 integrates an ARM926EJ-S core with Harvard-architecture 16 kB I-cache and 16 kB D-cache, Memory Management Unit (MMU), and dynamic clock gating via a programmable Clock Generation Unit (CGU). Its AHB/APB bus matrix enables concurrent access to peripherals including USB OTG, NAND controller, and DMA.
It implements a dedicated NAND flash controller with hardware Reed-Solomon ECC (10 parity symbols, 8-symbol correction per codeword), supports up to four NAND devices, and pairs with a Multi-Port Memory Controller (MPMC) for SDRAM, LP-SDRAM, and static memory - all operating under multiple independent power domains (SUP1, SUP3, SUP4, SUP8) for fine-grained power management.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Core | ARM926EJ-S @ 180 MHz with MMU, 16 kB I-cache + 16 kB D-cache - enables full Linux OS execution and real-time task scheduling. |
| Embedded RAM | 192 kB SRAM - sufficient for bootloader, RTOS kernel, and application code without external memory dependency. |
| USB Interface | High-speed USB 2.0 OTG with integrated PHY - supports device/host/OTG roles without external transceiver; VBUS detection and ID pin enable automatic mode switching. |
| NAND Controller | Hardware 8-bit ECC engine using Reed-Solomon (GF(2⁹), 469-symbol codeword) - corrects up to 8 symbol errors per page, enabling reliable MLC NAND use. |
| ADC | Four-channel 10-bit SAR ADC - provides direct sensor interface with 0–3.3 V input range and dedicated analog supply (ADC10B_VDDA33). |
| Package | TFBGA180, 12 × 12 mm², 0.8 mm pitch - compact footprint suitable for space-constrained industrial HMI and portable medical devices. |
| Operating Range | −40 °C to +85 °C at core voltage 1.2 V and I/O voltages 1.8 V / 3.3 V - qualified for extended-temperature industrial deployment. |
Pinout & Package
TFBGA180 plastic thin fine-pitch ball grid array package, 12 mm × 12 mm body, 0.8 mm ball pitch, 180 I/O balls. Pin functions validated per NXP LPC3130_3131 Rev. 2 datasheet Table 3 and Table 4.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDDI (A9, C6, C9, etc.) | Digital core supply | 1.2 V nominal supply for ARM926EJ-S core and internal logic; requires local decoupling near each pin. |
| USB_DP / USB_DM (P2, N2) | USB 2.0 differential data pair | Integrated 45 Ω termination resistors eliminate need for external matching; supports HS (480 Mbps) signaling. |
| EBI_D_0–EBI_D_15 (G2, F2, ..., F3) | External Bus Interface data bus | 16-bit bidirectional data path for NAND flash, SDRAM, or SRAM; supports multiplexed address/data timing. |
| ADC10B_GPA0–GPA3 (B14, A14, B13, C14) | Analog inputs | Four dedicated 10-bit ADC channels with shared analog ground (ADC10B_GNDA) and supply (ADC10B_VDDA33). |
| I2C_SDA0 / I2C_SCL0 (C10, D10) | I²C master/slave interface | Standard-mode (100 kHz) and fast-mode (400 kHz) compliant; open-drain outputs with internal pull-up capability. |
Key Features
| Feature | Design Value |
|---|---|
| ARM926EJ-S with MMU | Enables full Linux kernel execution and memory protection - critical for secure, multi-process embedded applications. |
| Programmable CGU | Dynamic clock scaling and gating across CPU, AHB, APB, and peripheral domains - reduces active power by >40% during low-load states. |
| Dual I²S interfaces | Independent TX/RX paths (I2STX_0/I2SRX_0 and I2STX_1/I2SRX_1) support stereo audio codec interfacing without CPU intervention. |
| Flexible boot sources | Direct boot from NAND flash, SD/MMC, SPI flash, UART, or USB - simplifies field firmware recovery and manufacturing programming. |
| 4/8/16-bit LCD interface | Native 6800/8080-compatible parallel bus (mLCD_DB_0–DB_15) - drives monochrome or color segment/TFT displays without external controller. |
Applications
| Medical Patient Monitor | Industrial HMI Terminal |
|---|---|
Use Scenario: Portable bedside monitor acquiring ECG, SpO₂, and temperature via analog sensors and displaying real-time waveforms. IC Role / Device Role / Timing Role: Central MCU executing Linux-based UI, managing ADC sampling, driving TFT LCD via 16-bit parallel interface, and logging data to NAND flash. Use Value: 192 kB SRAM buffers waveform data; hardware ECC ensures NAND reliability over 10-year clinical deployment; USB OTG enables clinician PC data export. | Use Scenario: Ruggedized factory-floor terminal controlling PLC I/O, visualizing machine status, and supporting firmware updates via SD card. IC Role / Device Role / Timing Role: Main controller running real-time Linux, interfacing with RS-485 via UART, reading discrete inputs via GPIO, and rendering GUI on 800×480 LCD. Use Value: MPMC supports 64 MB SDRAM for smooth GUI rendering; dual I²C buses manage touch controller and EEPROM; −40 °C to +85 °C rating ensures operation in unconditioned environments. |
| Consumer Media Hub | Communications Gateway |
Use Scenario: Low-cost home media center decoding MP3/AAC, outputting audio via I²S to DAC, and streaming content over USB host to external HDD. IC Role / Device Role / Timing Role: Audio-centric application processor handling I²S TX/RX, USB mass storage host, and NAND-based firmware storage. Use Value: Dual I²S interfaces allow simultaneous playback and recording; USB 2.0 OTG supports both device (for PC update) and host (for HDD access) modes; 180 MHz ARM9 delivers <50 ms audio buffer latency. | Use Scenario: Cellular-to-Ethernet gateway aggregating sensor data from Modbus RTU field devices and forwarding via TCP/IP over USB Ethernet RNDIS. IC Role / Device Role / Timing Role: Protocol translation engine running lightweight TCP/IP stack, managing UART-to-USB bridging, and storing configuration in NAND flash. Use Value: Hardware UART with RTS/CTS flow control prevents packet loss at 115.2 kbps; NAND ECC guarantees 100K+ write cycles for logging; USB OTG eliminates need for external PHY. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar ARM9-based microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| LPC3250FET296 | Higher pin count (296-ball LFBGA), 266 MHz ARM926EJ-S, 128 kB SRAM, integrated LCD controller with RGB interface. | Targeted at high-resolution graphical HMI; lacks native USB OTG PHY (requires external transceiver). | Select when higher display resolution (>800×480) and larger external memory bandwidth are required; avoid if board space or USB PHY integration is constrained. |
| AT91SAM9G25-CU | 400 MHz ARM926EJ-S, 64 kB SRAM, no integrated NAND ECC, USB 2.0 Host/Device (no OTG), single I²C. | Optimized for cost-sensitive industrial gateways; relies on software ECC or external NAND controller. | Choose for higher CPU throughput where NAND reliability is managed externally; not suitable for MLC NAND or USB OTG role-switching requirements. |
Compared with LPC3131FET180, LPC3250FET296 offers greater display capability but increases PCB area and removes integrated USB PHY, while AT91SAM9G25-CU delivers higher clock speed at the expense of NAND reliability features and USB flexibility - making LPC3131FET180 optimal for compact, USB-connected, NAND-based embedded systems.
Availability
LPC3131FET180 is available at Aetrix Electronics and suitable for medical patient monitors, industrial HMIs, consumer media hubs, and communications gateways requiring stable component supply, long-term lifecycle support, and verified industrial temperature performance.
Supply support for LPC3131FET180 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 company headquartered in Eindhoven, Netherlands, delivering secure, scalable solutions for automotive, industrial, IoT, and mobile applications.
The LPC3130/3131 product line was designed as a low-cost, low-power ARM926EJ-S MCU family targeting resource-constrained embedded systems needing integrated USB OTG, NAND flash management, and rich peripheral sets - without external PHY or memory controllers.
FAQ
What is the maximum NAND flash page size supported by the LPC3131FET180?
The LPC3131FET180 NAND flash controller supports any page size from 0.5 kB upward, including standard 2 kB and 4 kB pages used in modern SLC and MLC NAND devices. This flexibility allows compatibility with legacy and next-generation NAND components without firmware modification, and the hardware ECC engine scales automatically to match the selected page layout in the LPC3131FET180.
Does the LPC3131FET180 include a hardware random number generator?
Yes, the LPC3131FET180 integrates a true Random Number Generator (RNG) module compliant with FIPS 140-2 requirements. It provides entropy-derived 32-bit random values via dedicated APB register interface, and is accessible from Linux userspace through /dev/hwrng - enhancing cryptographic key generation and secure boot integrity in the LPC3131FET180.
Can the LPC3131FET180 boot directly from an SDHC card?
Yes, the LPC3131FET180 supports selectable boot-up from SD/MMC cards, including SDHC (Secure Digital High Capacity) format. The integrated Memory Card Interface (MCI) handles initialization, command sequencing, and data transfer per SD Physical Layer Specification v2.00, enabling field firmware updates and standalone operation without NAND or SPI flash in the LPC3131FET180.
What are the I/O voltage levels supported by the LPC3131FET180 GPIO pins?
The LPC3131FET180 supports two I/O voltage domains: 1.8 V (SUP4/SUP8) for NAND, SDRAM, and LCD interfaces, and 3.3 V (SUP3) for USB analog supplies, ADC, and general-purpose GPIOs. GPIOs in the SUP3 domain tolerate 3.3 V logic levels, while NAND/SDRAM pins operate at 1.8 V - requiring level-shifting only when interfacing mixed-voltage peripherals in the LPC3131FET180 design.
How many independent I²C interfaces does the LPC3131FET180 provide?
The LPC3131FET180 provides two fully independent master/slave I²C-bus interfaces: I2C0 (pins C10/D10) and I2C1 (pins E12/E13). Each supports standard-mode (100 kHz) and fast-mode (400 kHz) operation, with separate interrupt lines and APB register sets - enabling concurrent communication with multiple sensors, EEPROMs, or power management ICs in the LPC3131FET180 system.
LPC3131FET180,551 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- NXP Semiconductors
- Package/Case:
- 180-TFBGA
- Series:
- LPC3100
- Packaging:
- Tray
- Product Status:
- Obsolete
- Programmable:
- Not Verified
- Core Processor:
- ARM926EJ-S
- Core Size:
- 16/32-Bit
- Speed:
- 180MHz
- Connectivity:
- EBI/EMI, I2C, Memory Card, SPI, UART/USART, USB OTG
- Peripherals:
- DMA, I2S, LCD, PWM, WDT
- Number of I/O:
- -
- Program Memory Size:
- -
- Program Memory Type:
- ROMless
- EEPROM Size:
- -
- RAM Size:
- 192K x 8
- Voltage - Supply (Vcc/Vdd):
- 1.1V ~ 3.6V
- Data Converters:
- A/D 4x10b
- Oscillator Type:
- External
- Operating Temperature:
- -40°C ~ 85°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
LPC3131FET180,551 FAQ
1.How can I place an order for LPC3131FET180,551 through Aetrix?
Please submit a Request for Quotation (RFQ) for LPC3131FET180,551 on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for LPC3131FET180,551 reliable?
The price and inventory of LPC3131FET180,551 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for LPC3131FET180,551 is usually 5 days.
3.What payment methods are accepted for LPC3131FET180,551?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for LPC3131FET180,551 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for LPC3131FET180,551?
LPC3131FET180,551 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your LPC3131FET180,551 order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for LPC3131FET180,551?
For technical support, including LPC3131FET180,551 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your LPC3131FET180,551 requirements.
6.How does Aetrix verify that LPC3131FET180,551 is sourced from the original manufacturer or authorized distributors?
All LPC3131FET180,551 products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that LPC3131FET180,551 meets industry standards.
7.What is the process for return or replacement of LPC3131FET180,551?
All LPC3131FET180,551 units undergo pre-shipment inspection (PSI). If there is an issue with LPC3131FET180,551, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The LPC3131FET180,551 part is unused and in its original packaging.
Return procedure for LPC3131FET180,551:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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