NXP LPC54101J256BD64QL — 100MHz ARM Cortex-M4 MCU, 256KB Flash, 104KB RAM, 64-LQ
NXP LPC54101J256BD64QL, ARM Cortex-M4 single-core 100MHz, 256KB Flash, 104KB RAM, 50 I/O, 64-LQFP (10x10mm), -40°C to 105°C operating temperature, 1.62–3.6V supply, I2C/SPI/UART, 12-ch 12-bit ADC, internal oscillator, brown-out detect/POR/WDT, ROHS3 compliant, Active.
- 100% new & originalTraceable channels only — no refurbs, no pulls, no remarked parts.
- Date & lot codes on quoteStated per line before you commit; label photos on request.
- MSL-compliant ESD packingMoisture-sealed bags with indicator cards; reels photo-verified.
- PayPal buyer protectionPay by T/T, PayPal or Payoneer — card payments covered end to end.
Specifications
| Parameter | Value |
|---|---|
| Series | LPC54100 |
| Mounting type | Surface Mount |
| Oscillator type | Internal |
| Program memory type | FLASH |
| Voltage - supply (Vcc (Vdd)) | 1.62V ~ 3.6V |
| Operating temperature | -40°C ~ 105°C (TA) |
| Speed | 100MHz |
| Package | Tray |
| RAM size | 104K x 8 |
| Core size | 32-Bit Single-Core |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT |
| Connectivity | I²C, SPI, UART/USART |
| Number of i (O) | 50 |
| Core processor | ARM® Cortex®-M4 |
| Case | 64-LQFP |
| Data converters | A/D 12x12b |
| Program memory size | 256KB (256K x 8) |
Frequently asked questions
Is the LPC54101J256BD64QL pin-compatible with other LPC5410x variants already deployed in the field, and does NXP offer a firmware porting migration guide?
Within the LPC54100 family, the 64-LQFP pinout is consistent across speed and memory variants, so pin-for-pin compatibility is generally maintained. NXP provides application notes and migration documentation for porting firmware between 100MHz and lower speed grades in the series; check the LPC54100 product page on nxp.com for the specific AN for your IDE toolchain.
Has NXP issued a PCN or EOL notice for the LPC54101J256BD64QL or the broader LPC54100BYLINE family?
The current listing shows Active lifecycle status with ROHS3 compliance. No EOL notice or PCN is reflected here — confirm against the NXP product change notification register directly for any open LPC54100BYLINE notices before committing a forward-buy beyond 12 months.
Does the LPC54101J256BD64QL need an external crystal for Modbus RTU timing at 19200 baud, or is the internal oscillator sufficient?
The oscillator type is Internal. The internal IRC typically meets ±1% at 25°C, which covers the ±2% accuracy required for reliable Modbus RTU framing at 19200 baud without a discrete crystal in most industrial sensor-hub applications. For wide-temperature deterministic timing or tighter UART framing tolerance, add an external crystal — but for a standard loop-powered IO module, the internal oscillator is adequate.
Are the 50 GPIO pins 5V-tolerant, and what is the maximum continuous sink/source current per pin?
The 1.62V to 3.6V supply range and 3.3V nominal IO voltage are listed, but the specific 5V tolerance and per-pin current limit at 105°C junction temperature are not present in this listing — those electrical characteristics are in the datasheet absolute maximums section. Confirm before using this part as a drop-in replacement for a 5V logic legacy controller.