NXP LPC54S016JET180E MCU — 180MHz Cortex-M4, ROMless, 180-TFBGA, -40 to 105°C
NXP LPC540xx series, LPC54S016JET180E is a ROMless 32-bit single-core ARM Cortex-M4 MCU running at 180MHz, with 360KB SRAM, 145 GPIO, 12-bit ADC, Ethernet/CAN/USB/SPIFI interfaces, 1.71–3.6V supply, -40°C to 105°C, 180-TFBGA package.
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Specifications
| Parameter | Value |
|---|---|
| Series | LPC540xx |
| Mounting type | Surface Mount |
| Oscillator type | Internal |
| Program memory type | ROMless |
| Voltage - supply (Vcc (Vdd)) | 1.71V ~ 3.6V |
| Operating temperature | -40°C ~ 105°C (TA) |
| Speed | 180MHz |
| Package | Tray |
| RAM size | 360K x 8 |
| Core size | 32-Bit Single-Core |
| Peripherals | Brown-out Detect/Reset, DMA, I²S, POR, PWM, WDT |
| Connectivity | CANbus, EBI/EMI, Ethernet, I²C, MMC/SD/SDIO, SmartCard, SPI, SPIFI, UART/USART, USB |
| Number of i (O) | 145 |
| Core processor | ARM® Cortex®-M4 |
| Case | 180-TFBGA |
| Data converters | A/D 12x12b |
Frequently asked questions
What does ROMless mean for BOM planning — do I need to add flash separately?
Yes. The LPC54S016JET180E has no internal program memory; it boots from external flash over SPIFI, QSPI, or parallel EBI. This adds a separate memory component to the BOM that must be sized for the firmware footprint and qualified for its own lifecycle. The MCU itself is not the ROM sourcing risk — the external flash vendor is.
Can I run this MCU on a 3.3V panel rail, or do I need a dedicated LDO?
The 1.71V minimum supply means it fits directly on a 3.3V nominal rail without a second LDO — but a switching supply with significant transient sag below 1.71V will trigger brown-out reset. Decoupling and supply rail quality at -40°C cold-start need attention in the schematic review before committing the 3.3V rail assumption.