NXP LPC810M021FN8129 — 32-bit ARM Cortex-M0+ MCU, 4KB Flash, 8-DIP
NXP LPC81xM series 32-bit ARM Cortex-M0+ MCU, 30MHz, 4KB Flash / 1KB RAM, 1.8–3.6 V supply, built-in PWM/WDT/POR/Brown-out, I²C/SPI/UART, 6 I/O, 8-DIP (0.300", 7.62mm) through-hole, -40°C to 85°C. 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.
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Specifications
| Parameter | Value |
|---|---|
| Series | LPC81xM |
| Mounting type | Through Hole |
| Oscillator type | Internal |
| Program memory type | FLASH |
| Voltage - supply (Vcc (Vdd)) | 1.8V ~ 3.6V |
| Operating temperature | -40°C~85°C(TA) |
| Speed | 30MHz |
| Package | Bulk |
| RAM size | 1K 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) | 6 |
| Core processor | ARM® Cortex®-M0+ |
| Case | 8-DIP (0.300\", 7.62mm) |
| Program memory size | 4KB (4K x 8) |
Frequently asked questions
Does the 1.8–3.6 V supply range of the LPC810M021FN8129 drop into a standard 3.3 V industrial rail without level-shifting?
Yes — nominal 3.3 V falls inside the 1.8–3.6 V operating window, so no Vcc regulation or level-shifting is needed on the supply rail. The I/O swings to Vcc, which means 5 V legacy field devices on shared buses will need open-drain configuration or external buffering.
Can the 4KB Flash / 1KB RAM run bare-metal control loops with PWM and WDT, or does firmware need to offload timing to an external PLC?
For single-function roles — sensor interfacing, actuator PWM control with watchdog fault recovery — the on-die peripherals and memory are sufficient. Complex multi-tasking or security-heavy firmware will outgrow the memory budget and should use a host PLC or a higher-flash LPC800 variant.
How does the 8-DIP footprint of the LPC810 compare to an ATtiny85 for through-hole migration?
The 0.300" 8-DIP body and 7.62mm pin pitch match the ATtiny85 mechanically, so socket-to-socket replacement is feasible on board layout. Check Vcc compatibility (3.3 V max versus 5 V tolerance the AVR may have supported) and port count before committing.