LPC844M201JHI33 - 30MHz Cortex-M0+ MCU, 64KB Flash, HVQFN-32 | NXP
Teilenummer: LPC844M201JHI33 ✓ Aktiv| Menge | Stückpreis | Gesamt |
|---|---|---|
| 1 | $2.85 | $2,85 |
| 10 | $2.56 | $25,60 |
| 100 | $2.28 | $228,00 |
| 500 | $2.05 | $1.025,00 |
| 1.000 | $1.82 | $1.820,00 |
| 3.000 | $1.59 | $4.770,00 |
LPC844M201JHI33 Übersicht
What is a Cortex-M0+ microcontroller? An Arm Cortex-M0+ is an ultra-low-power 32-bit microcontroller core designed for energy-efficient embedded applications. It sits inside the taxonomy: Cortex-M0+ -> Arm Cortex-M family -> 32-bit RISC core -> microcontroller (MCU) -> embedded semiconductor. Cortex-M0+ MCUs typically include tightly-coupled NVIC, single-cycle GPIO access, and optional Micro Trace Buffer; they are widely used in sensor nodes, motor control, and human-machine interface (HMI) replacements for legacy 8-bit designs.
The LPC844M201JHI33 integrates a 30 MHz Cortex-M0+ core, 64 KB Flash program memory, 8 KB SRAM, and up to 25 DMA channels for low-CPU-overhead data movement. Peripheral set typically includes multiple USART/SPI/I2C interfaces, high-current GPIO, ADC, timers, and an RTC with self-wake-up. The 32-pin HVQFN (5x5 mm) package enables compact PCB layouts while preserving access to a useful number of GPIOs.
On the architecture side, the LPC84x family uses an Arm Cortex-M0+ core (Armv6-M architecture, Thumb/Thumb-2 ISA) with single-cycle I/O access and a SWD debug interface. The internal bus matrix, DMA engine and peripheral bridge enable sustained 30 MHz operation across GPIO toggling and ADC sampling, supporting deterministic interrupt latency for real-time control loops.
Typical applications include low-cost industrial sensor nodes, white-goods and small-motor control, IoT end nodes with on-board ADC sensing, home automation keypads, simple HMI panels, and replacement of legacy 8/16-bit microcontrollers where 32-bit performance, on-chip Flash, and a rich peripheral mix are required at minimal BOM cost.
When designing with this device, allocate the 32-pin HVQFN ground/thermal pad to a continuous ground copper pour with multiple stitching vias. Verify the SWD pins (SWDIO/SWCLK) are accessible for in-circuit programming, and confirm the part's supply voltage domain before connecting 5 V peripherals.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet, giving engineers a single decision-making reference for selecting, sourcing, and qualifying the LPC844M201JHI33.
Drop-in-Alternativen für LPC844M201JHI33 – gleiches Gehäuse, Pin-kompatibel. Bauteile mit anderem Gehäuse, die eine PCB-Überarbeitung erfordern, sind ausgeschlossen.
Varianten dieser Serie
Modelle derselben Serie, die drop-in-kompatibel sind mit LPC844M201JHI33 (gleiche Bauform und Footprint) – abweichend in DMA Channels, Debug Interface, Package, RoHS Status, SRAM.
Schnellvergleichstool – Wählen Sie Alternativbauteile für den Direktvergleich:
LPC844M101JHI33
✅ Drop-In ⚠️ Spezifikationen ungeprüft📋 Referenzalternative (nicht im Katalog)
LPC845M301JHI33
✅ Drop-In ⚠️ Spezifikationen ungeprüft✓ Auf Lager
$1.84 / Stück
Datenblatt ansehen →LPC824M201JHI33
✅ Drop-In ⚠️ Spezifikationen ungeprüft📋 Referenzalternative (nicht im Katalog)
LPC84xM101JHI33
✅ Drop-In ⚠️ Spezifikationen ungeprüft📋 Referenzalternative (nicht im Katalog)
STM32G031K8
✅ Drop-In📋 Referenzalternative (nicht im Katalog)
LPC844M201JHI33 Grenzwerte & elektrische Eigenschaften
| Core | Arm Cortex-M0+ (32-bit) |
| Maximum CPU Frequency | 30 MHz |
| Program Flash | 64 KB |
| SRAM | 8 KB |
| DMA Channels | 25 |
| Gehäuse | 32-pin HVQFN (5x5 mm) |
| Montageart | Surface Mount |
| Debug Interface | SWD (Serial Wire Debug) |
| RoHS-Status | Compliant (per NXP product page) |
LPC844M201JHI33 Pin-Konfiguration
| Pin 1 | PIO0_0 — General-purpose I/O / ADC0 CH0 |
| Pin 2 | PIO0_1 — General-purpose I/O / ADC0 CH1 |
| Pin 3 | PIO0_2 — General-purpose I/O / ADC0 CH2 |
| Pin 4 | PIO0_3 — General-purpose I/O / ADC0 CH3 |
| Pin 5 | PIO0_4 — General-purpose I/O / I2C0 SCL |
| Pin 6 | PIO0_5 — General-purpose I/O / I2C0 SDA |
| Pin 7 | PIO0_6 — General-purpose I/O / USART0 TX |
| Pin 8 | PIO0_7 — General-purpose I/O / USART0 RX |
| Pin 9 | VSS — Ground |
| Pin 10 | PIO0_8 — General-purpose I/O / SPI0 SCK |
| Pin 11 | PIO0_9 — General-purpose I/O / SPI0 MOSI |
| Pin 12 | PIO0_10 — General-purpose I/O / SPI0 MISO |
| Pin 13 | PIO0_11 — General-purpose I/O / SPI0 SSEL |
| Pin 14 | PIO0_12 — General-purpose I/O |
| Pin 15 | PIO0_13 — General-purpose I/O |
| Pin 16 | PIO0_14 — General-purpose I/O |
| Pin 17 | PIO0_15 — General-purpose I/O |
| Pin 18 | PIO0_16 — General-purpose I/O |
| Pin 19 | PIO0_17 — General-purpose I/O / wake-up |
| Pin 20 | PIO0_18 — General-purpose I/O |
| Pin 21 | PIO0_19 — General-purpose I/O |
| Pin 22 | PIO0_20 — General-purpose I/O |
| Pin 23 | PIO0_21 — General-purpose I/O |
| Pin 24 | PIO0_22 — General-purpose I/O |
| Pin 25 | PIO0_23 — General-purpose I/O |
| Pin 26 | RESET — External reset input, active low |
| Pin 27 | SWDIO — Serial Wire Debug I/O |
| Pin 28 | SWCLK — Serial Wire Debug clock |
| Pin 29 | VDD — Supply voltage |
| Pin 30 | VSS — Ground |
| Pin 31 | PIO0_24 — General-purpose I/O |
| Pin 32 | PIO0_25 — General-purpose I/O |
Typische Anwendungen
LPC844M201JHI33 ist geeignet für 6 Anwendungs: Low-Cost Industrial Sensor Node, Home Appliance and White-Goods Control, IoT Endpoint with On-Board ADC Sensing, Replacement for Legacy 8/16-bit MCU Designs, Small Motor and BLDC Commutation Control, Simple HMI Keypad / LED Multiplexing.
Low-Cost Industrial Sensor Node
The LPC844M201JHI33 fits cost-sensitive industrial sensor nodes because its 30 MHz Cortex-M0+ core, 64 KB Flash and 8 KB SRAM cover typical signal-conditioning, ADC sampling and Modbus/CAN-light protocol tasks while staying below USD 2 BOM at reel quantity. Placed on the sensor PCB as the sole MCU, it runs periodic ADC conversions triggered by the RTC self-wake timer, copies data via DMA into SRAM, then returns to deep-sleep. Unlike a larger Cortex-M3/M4 part it keeps power, cost and code footprint minimal while still offering the deterministic interrupt latency needed for 1 kHz control loops in process-instrumentation nodes.
Empfohlen
Home Appliance and White-Goods Control
The LPC844M201JHI33 suits washing machines, dishwashers, induction cookers and small appliances where a 30 MHz Cortex-M0+ MCU with 64 KB Flash drives keypad scanning, LED/LCD multiplexing, AC-zero-cross detection and triac/relay control. Its high-current GPIO (when configured as sink drivers) can directly interface with optocouplers and triac gates, reducing BOM cost versus a Cortex-M3 with external drivers. The HVQFN-32 5x5 mm footprint fits inside the tight control board of compact appliances while the 25-channel DMA offloads repetitive peripheral servicing from the CPU.
Empfohlen
IoT Endpoint with On-Board ADC Sensing
The LPC844M201JHI33 is well matched to IoT endpoints that require on-board ADC sensing, low standby current and a Cortex-M0+ instruction set for compact code. It acts as the local MCU in a sensor-to-cloud bridge, periodically waking to sample analog channels, running calibration, then forwarding results over UART or SPI to a wireless co-processor (e.g., an external Sub-GHz or BLE module). At 30 MHz the part executes sensor-fusion routines within a few hundred microseconds, so average current stays well below competing Cortex-M3 designs when duty-cycled. The 32-pin HVQFN footprint also fits inside coin-cell powered sensor pods.
Empfohlen
Replacement for Legacy 8/16-bit MCU Designs
The LPC844M201JHI33 enables designers to migrate legacy 8-bit/16-bit designs (e.g., 8051, PIC16, MSP430) to a 32-bit Cortex-M0+ without changing the 32-pin PCB footprint. With 64 KB Flash and 8 KB SRAM it absorbs legacy firmware plus a modern RTOS or state-machine framework, while the Cortex-M0+ single-cycle I/O access preserves deterministic GPIO timing required for legacy protocols (UART bit-banging, custom one-wire links). The SWD debug interface simplifies bring-up compared to legacy 4-wire JTAG, reducing bench setup time and improving field upgradability.
Empfohlen
Small Motor and BLDC Commutation Control
The LPC844M201JHI33 fits low-cost BLDC, brushed DC and small stepper motor control where 30 MHz and 25 DMA channels are sufficient for sensored or sensorless commutation. It generates complementary PWM via on-chip timers, samples back-EMF through the ADC, and routes samples with DMA to avoid CPU stalls. With 8 KB SRAM it comfortably holds a 6-step or simple FOC state machine. Compared to a Cortex-M0 from older families, the LPC84x series brings improved timer resolution and DMA flexibility at comparable price, making it a strong fit for fans, pumps and small appliance drives.
Empfohlen
Simple HMI Keypad / LED Multiplexing
The LPC844M201JHI33 drives simple human-machine interfaces, such as resistive-touch keypads, 7-segment LED displays and small character LCDs, where 30 MHz Cortex-M0+ and high-current GPIO directly sink LED segments. The 25-channel DMA engine multiplexes displays and scans key matrices without CPU intervention, freeing the core for application logic. The 32-pin HVQFN (5x5 mm) package is small enough for slim control panels while still exposing enough GPIOs for a 4x4 matrix and a character LCD bus. This combination delivers the lowest-cost BOM for HMI front-ends in industrial and consumer products.
Empfohlen
Zusammenfassung der empfohlenen Produkte
Technische Referenzdaten für LPC844M201JHI33 – Vergleich, Designhinweise und Compliance-Informationen.
Auswahlhilfe
Vergleich mit Alternativen
| Parameter | Dieses Produkt | LPC844M101JHI33 | LPC845M301JHI33 | LPC824M201JHI33 | LPC84xM101JHI33 | STM32G031K8 |
|---|---|---|---|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | STMicroelectronics |
| Package | 32-pin HVQFN (5x5 mm) | HVQFN-32 (same) | HVQFN-32 (same) | HVQFN-32 (same) | HVQFN-32 (same) | QFN-32 (same pin count, different vendor footprint) |
| Core | Arm Cortex-M0+ (32-bit) | Arm Cortex-M0+ | Arm Cortex-M0+ | Arm Cortex-M0+ | Arm Cortex-M0+ | Arm Cortex-M0+ |
| Maximum CPU Frequency | 30 MHz | 30 MHz | 30 MHz | 30 MHz | 30 MHz | 64 MHz |
| Program Flash | 64 KB | 32 KB | 128 KB | 32 KB | 16 KB | 64 KB |
| SRAM | 8 KB | 8 KB | 16 KB | 8 KB | 4 KB | 8 KB |
| Debug Interface | SWD | SWD | SWD | SWD | SWD | SWD |
Wichtigste Unterscheidungsmerkmale
- Highest Flash density within the LPC844 family at this list-tier (vs. LPC844M101JHI33)
- Lower BOM cost than the memory-up variant for cost-sensitive designs (vs. LPC845M301JHI33)
- Newer generation on-chip peripheral IP vs LPC824x (vs. LPC824M201JHI33)
Designhinweise
The 32-pin HVQFN (5x5 mm) package exposes a central thermal/ground pad that must be soldered to a continuous ground copper pour with multiple stitching vias. A non-soldered thermal pad degrades thermal performance and can cause intermittent reset behavior under high GPIO loading. Reserve at least 1 square cm of uninterrupted ground copper directly under the package and add 6-8 thermal vias (0.3 mm drill, 0.5 mm pitch) to the inner ground plane per the NXP HVQFN footprint recommendation.
Place a 100 nF ceramic decoupling capacitor as close as possible to the VDD pin, plus a bulk 4.7 uF to 10 uF ceramic on the same rail. For designs that retain analog precision (e.g., ADC reference), add a ferrite bead or small L-C filter between the digital and analog supply domains. Verify the supply voltage range from the LPC84x datasheet electrical characteristics table before connecting 5 V peripherals directly to any GPIO.
Route SWDIO and SWCLK traces with short, parallel paths and a ground keep-out underneath; avoid routing them adjacent to high-current switching signals (e.g., PWM outputs to motor drivers). Keep the RESET pin trace short and add the recommended 10 kohm pull-up to VDD plus a 100 nF cap to ground for noise immunity. Ensure the SWD header is accessible in production fixtures for in-circuit programming and field firmware updates.
Do not assume any unused GPIO is high-impedance at reset - configure all unused pins in software to a defined state (input + pull-up enabled) to avoid floating-pin shoot-through. When migrating firmware from 8-bit MCUs, validate that your startup delay (e.g., crystal startup) does not exceed the LPC84x internal boot-ROM timeout. If the firmware image does not boot, first verify with a known-good SWD probe (LPC-Link2 or compatible) that the device is alive at the SWD pins.
Compliance-Informationen
RoHS and lead-free compliance per NXP product page; REACH and conflict-minerals statements per NXP corporate policy. AEC-Q100 not applicable - this is a general-purpose industrial/consumer MCU, not automotive-qualified.
