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NXP Semiconductors LPC4078FBD208,551
- Part No.:
- LPC4078FBD208,551
- Manufacturer:
- NXP Semiconductors
- Category:
- Microcontrollers
- Package:
- 208-LQFP
- Datasheet:
-
LPC4078FBD208,551.pdf
- Description:
- IC MCU 32BIT 512KB FLASH 208LQFP
- Quantity:
- Payment:
- Shipping:
Inventory:2,470
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Product details
Overview
LPC4078FBD208,551 from NXP Semiconductors is a high-performance ARM Cortex-M4 microcontroller with floating-point unit, operating up to 120 MHz, featuring 512 kB Flash, 96 kB SRAM, and dual CAN 2.0B interfaces. It integrates Ethernet MAC, USB 2.0 FS, SD/MMC controller, and 8-channel 12-bit ADC for industrial control and networked embedded systems.
For engineers reviewing the LPC4078FBD208,551 datasheet, LPC4078FBD208,551 pinout, LPC4078FBD208,551 application, or LPC4078FBD208,551 equivalent, key selection criteria include dual-CAN timing synchronization, Ethernet MAC clocking requirements, SPIFI interface bandwidth, and PMU power mode sequencing in battery-backed real-time applications.
Technical Context
The LPC4078FBD208,551 implements a multilayer bus matrix architecture supporting concurrent access to Flash, SRAM, and peripherals including Ethernet MAC and USB 2.0 FS. Its NVIC supports 240 interrupt lines with WIC for wake-up event handling and MPU for memory protection.
Clock generation includes a 12 MHz ±1% IRC oscillator, system PLL (up to 120 MHz), USB PLL, and RTC oscillator input. Analog subsystem comprises two comparators, 10-bit DAC, and battery-backed event recorder with RTC and WWDT.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Core | ARM Cortex-M4 with FPU, 120 MHz max operation - enables deterministic DSP and control loop execution |
| Flash Memory | 512 kB on-chip - sufficient for dual-bank firmware updates and bootloader + application separation |
| SRAM | 96 kB total (including 64 kB local + 32 kB AHB SRAM) - supports Ethernet packet buffering and real-time data processing |
| ADC | 8-channel, 12-bit, 200 kS/s - suitable for motor current sensing and analog sensor acquisition |
| CAN Interfaces | Two independent CAN 2.0B controllers - enables redundant fieldbus communication or multi-node gateway functionality |
| Ethernet MAC | 10/100 Mbps MII/RMII support - allows direct PHY connection without external bridge logic |
| USB | Full-speed (12 Mbps) device/host/OTG via integrated PHY - reduces BOM count for peripheral connectivity |
Pinout & Package
LPC4078FBD208,551 is housed in a 208-pin LQFP package (28 × 28 mm, 0.5 mm pitch) with exposed thermal pad. Pin assignment follows NXP's standard LPC407x/8x ballout map for signal integrity and thermal management in industrial PCB layouts.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| P0.0–P0.31 | General-purpose I/O bank 0 | Configurable as GPIO, UART0/1/2/3/4, SSP0/1/2, I²C0/1/2, PWM, QEI - supports multiplexed peripheral routing |
| P1.0–P1.31 | General-purpose I/O bank 1 | Includes Ethernet MII/RMII signals, CAN1/CAN2 TX/RX, USB D+/D−, SPIFI - enables high-speed interface co-location |
| P2.0–P2.15 | General-purpose I/O bank 2 | Supports LCD interface, SD/MMC, DAC output, ADC inputs - optimized for mixed-signal human-machine interface |
| VDDA/VSSA | Analog power supply/ground | Separate 3.3 V analog domain with dedicated filtering - ensures 12-bit ADC accuracy and DAC linearity |
| RTC_XTAL1/2 | Real-time clock crystal input | 32.768 kHz crystal connection - enables battery-backed timekeeping with event recorder functionality |
Key Features
| Feature | Design Value |
|---|---|
| Floating-Point Unit (FPU) | Single-precision IEEE 754 compliance - accelerates motor control algorithms and sensor fusion without software emulation |
| Dual CAN 2.0B Controllers | Independent message RAM, acceptance filters, and timestamping - supports synchronized distributed control in vehicle or factory networks |
| Ethernet MAC with RMII/MII | No external PHY required for RMII mode - reduces component count and board area in industrial IoT edge nodes |
| SPIFI Interface | Serial Peripheral Interface for flash memory expansion - enables XIP execution from external SPI NOR flash up to 50 MHz |
| Power Management Unit (PMU) | Seven power modes including deep-sleep with RTC wake-up - extends battery life in portable HMI and remote monitoring devices |
Applications
| Industrial PLC Gateway | Networked Motor Drive Controller |
|---|---|
Use Scenario: Protocol translation between CANopen fieldbus and Ethernet/IP backbone in factory automation. IC Role / Device Role / Timing Role: Central protocol gateway MCU with dual-CAN and Ethernet MAC handling real-time frame bridging and timestamp alignment. Use Value: Dual CAN controllers enable simultaneous master/slave roles; Ethernet MAC with RMII reduces latency vs. SPI-based bridging solutions. | Use Scenario: Closed-loop servo control with position feedback, current sensing, and networked diagnostics. IC Role / Device Role / Timing Role: Real-time motion controller executing PID loops at 20 kHz using FPU-accelerated math and 12-bit ADC sampling. Use Value: 120 MHz Cortex-M4+FPU delivers sub-5 µs loop times; 8-channel ADC supports simultaneous current/voltage/temperature acquisition. |
| Smart Energy Meter Hub | Building Automation Node |
Use Scenario: Multi-tariff metering with pulse counting, tamper detection, and secure data upload via Ethernet or USB. IC Role / Device Role / Timing Role: Secure metering host managing EEPROM logging, RTC-based billing intervals, and CRC-protected firmware updates. Use Value: 4 kB on-chip EEPROM eliminates external serial EEPROM; battery-backed RTC with event recorder captures tamper timestamps. | Use Scenario: HVAC zone controller integrating temperature/humidity sensors, relay outputs, and BACnet/IP over Ethernet. IC Role / Device Role / Timing Role: Embedded network node running lightweight TCP/IP stack while managing analog inputs and PWM fan control. Use Value: Integrated Ethernet MAC and 96 kB SRAM support concurrent stack operation and sensor buffer storage without external RAM. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| LPC4088FBD208,551 | Same core, package, and peripheral set but with 1 MB Flash and 264 kB SRAM - no change in pinout or clocking | Preferred for larger firmware images requiring OTA update partitioning or extended data logging buffers | Select LPC4088FBD208,551 when >512 kB Flash or >96 kB SRAM is required; otherwise LPC4078FBD208,551 offers optimal cost/performance balance |
| LPC1788FBD208,551 | ARM Cortex-M3 core (no FPU), same 208-LQFP package, identical peripheral count except no USB OTG or SPIFI | Suitable for cost-sensitive applications where floating-point math is not required and external flash is managed via SPI | Choose LPC1788FBD208,551 only if FPU and SPIFI are unnecessary; LPC4078FBD208,551 provides measurable performance uplift in control and connectivity tasks |
Compared with LPC4088FBD208,551, the LPC4078FBD208,551 trades Flash/SRAM capacity for lower unit cost while retaining full peripheral compatibility. Against LPC1788FBD208,551, it adds FPU, SPIFI, and USB OTG - critical for modern edge-node compute and secure firmware delivery.
Availability
LPC4078FBD208,551 is available at Aetrix Electronics and suitable for industrial PLC gateways, networked motor drives, smart energy meters, and building automation nodes requiring stable component supply across long production lifecycles.
Supply support for LPC4078FBD208,551 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 focused on secure connectivity solutions for automotive, industrial, and IoT markets.
The LPC4000 series targets high-integration industrial control applications requiring real-time performance, multiple communication interfaces, and robust power management - exemplified by the LPC4078FBD208,551.
FAQ
Does the LPC4078FBD208,551 support USB device, host, and OTG modes?
Yes, the LPC4078FBD208,551 integrates a full-speed USB 2.0 controller with on-chip PHY supporting device, host, and OTG operation. Its USB PLL and dedicated USB interrupt vector enable reliable enumeration and data transfer without external transceivers. The LPC4078FBD208,551 USB stack is validated in NXP's MCUXpresso SDK for CDC, HID, and mass storage classes.
What is the maximum operating frequency of the LPC4078FBD208,551 CPU core?
The LPC4078FBD208,551 features an ARM Cortex-M4 core with FPU that operates at up to 120 MHz. This frequency is achieved using the internal system PLL fed by either the 12 MHz IRC oscillator or an external crystal. The LPC4078FBD208,551 maintains full peripheral functionality-including Ethernet MAC and dual CAN-at this maximum clock rate.
How much on-chip EEPROM does the LPC4078FBD208,551 provide, and is it wear-levelled?
The LPC4078FBD208,551 includes 4 kB of on-chip EEPROM accessible via APB bus with byte/word read/write capability. It supports up to 100,000 write cycles per location and includes hardware-assisted wear leveling through the ROM IAP routines. The LPC4078FBD208,551 EEPROM is commonly used for calibration data, configuration storage, and tamper logs in industrial deployments.
Can the LPC4078FBD208,551 execute code directly from external SPI flash?
Yes, the LPC4078FBD208,551 supports eXecute-In-Place (XIP) from external SPI NOR flash via its SPIFI interface. With proper configuration of the SPIFI clock and memory mapping, the LPC4078FBD208,551 can run application code directly from up to 64 MB of external flash at up to 50 MHz, reducing reliance on internal Flash for large firmware images.
What debug interfaces are supported by the LPC4078FBD208,551?
The LPC4078FBD208,551 supports SWD (Serial Wire Debug) and JTAG interfaces for programming and real-time debugging. It includes ETM (Embedded Trace Macrocell) for instruction and data trace, plus SWO (Serial Wire Output) for printf-style debug output. These capabilities are fully supported by NXP's MCUXpresso IDE and third-party tools like Segger J-Link and ARM Keil MDK.
LPC4078FBD208,551 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- NXP Semiconductors
- Package/Case:
- 208-LQFP
- Series:
- LPC40xx
- Packaging:
- Tray
- Product Status:
- Active
- Programmable:
- Not Verified
- Core Processor:
- ARM® Cortex®-M4
- Core Size:
- 32-Bit Single-Core
- Speed:
- 120MHz
- Connectivity:
- CANbus, EBI/EMI, Ethernet, I2C, IrDA, Microwire, QEI, SD, SPI, SSI, SSP, UART/USART, USB, USB OTG
- Peripherals:
- Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT
- Number of I/O:
- 165
- Program Memory Size:
- 512KB (512K x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- 4032 x 8
- RAM Size:
- 96K x 8
- Voltage - Supply (Vcc/Vdd):
- 2.4V ~ 3.6V
- Data Converters:
- A/D 8x12b; D/A 1x10b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 85°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
LPC4078FBD208,551 FAQ
1.How can I place an order for LPC4078FBD208,551 through Aetrix?
Please submit a Request for Quotation (RFQ) for LPC4078FBD208,551 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 LPC4078FBD208,551 reliable?
The price and inventory of LPC4078FBD208,551 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for LPC4078FBD208,551 is usually 5 days.
3.What payment methods are accepted for LPC4078FBD208,551?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for LPC4078FBD208,551 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for LPC4078FBD208,551?
LPC4078FBD208,551 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your LPC4078FBD208,551 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 LPC4078FBD208,551?
For technical support, including LPC4078FBD208,551 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your LPC4078FBD208,551 requirements.
6.How does Aetrix verify that LPC4078FBD208,551 is sourced from the original manufacturer or authorized distributors?
All LPC4078FBD208,551 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 LPC4078FBD208,551 meets industry standards.
7.What is the process for return or replacement of LPC4078FBD208,551?
All LPC4078FBD208,551 units undergo pre-shipment inspection (PSI). If there is an issue with LPC4078FBD208,551, 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 LPC4078FBD208,551 part is unused and in its original packaging.
Return procedure for LPC4078FBD208,551:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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