LPC4333JET256 - Cortex-M4/M0 MCU 512KB Flash 256-LBGA | NXP
N.º de pieza: LPC4333JET256 ✓ Activo| Cant. | Precio unitario | Total |
|---|---|---|
| 1 | $11.2 | $11,20 |
| 10 | $10.05 | $100,50 |
| 100 | $8.92 | $892,00 |
| 500 | $7.84 | $3.920,00 |
| 1.000 | $6.95 | $6.950,00 |
LPC4333JET256 Descripción general
An Arm Cortex-M4/M0 MCU is a heterogeneous multicore microcontroller that pairs a high-performance Cortex-M4 (with DSP and FPU) and an energy-efficient Cortex-M0 coprocessor on the same die, sharing peripherals and memory. The two cores are tool- and code-compatible within the Cortex-M family, allowing developers to offload housekeeping, communication, or low-priority tasks to the M0 while the M4 handles DSP, motor-control loops, or HMI rendering. This architecture sits in the broader taxonomy of: 32-bit MCU -> microcontroller -> embedded processor -> semiconductor. The result is a flexible, low-power embedded platform that bridges 8/16-bit legacy designs and full application-processor-class silicon.
Key features include 204 MHz operation on both cores, 512 KB flash with 16 KB EEPROM for non-volatile data, 136 KB total SRAM (split into multiple banks for DMA-friendly access), 4 KB ROM for boot and drivers, an 8-channel General-Purpose DMA controller, up to 164 GPIO, three I2C, two CAN, one Fast-mode Plus I2C, one UART, four USART, two SSP/SPI, and a 10/100 Ethernet MAC with MII/RMII. The integrated LCD controller supports up to 1024x768 STN or 24-bit TFT panels, enabling direct HMI integration.
The LPC4333 uses a multilayer AHB/LPB bus matrix for concurrent core and DMA access to SRAM, flash, and peripherals, eliminating contention in typical Cortex-M designs. The SCTimer/PWM subsystem is a programmable state machine that allows complex PWM, capture, and timing sequences without CPU intervention, while the SGPIO interface provides fast parallel-style peripheral I/O useful for camera, FPGA, or display bridges.
Typical applications include industrial HMI panels with TFT LCD, motor-control inverter front-ends, building automation gateways with Ethernet and dual USB, point-of-sale terminals, and embedded audio platforms requiring DSP and real-time deterministic I/O. The Ethernet MAC plus dual High-speed USB Host/Device/OTG ports make it a strong fit for connected industrial nodes.
When designing with this device, pay close attention to the 256-LBGA PCB layout: use microvia stacks on the BGA pads, follow NXP's recommended 4-layer stack-up with continuous ground planes, and respect the SPIFI trace-length matching for high-speed quad-SPI flash expansion. Decoupling must include 100 nF per VDD/VBAT pin plus bulk 4.7 uF near the regulator output.
This page synthesizes distributor pricing, drop-in alternatives within the same 256-LBGA footprint, and practical design notes not found in the manufacturer datasheet.
Alternativas directas para LPC4333JET256 — mismo encapsulado, compatible pin a pin. Se excluyen las piezas de otro encapsulado que requieren retrabajo de la PCB.
Variantes de esta serie
Modelos de la misma serie compatibles directamente con LPC4333JET256 (mismo factor de forma y huella) — difiere en LCD Controller, CAN, Core Architecture, Ethernet, Operating Temperature.
Herramienta de comparación rápida — seleccione piezas alternativas para compararlas lado a lado:
LPC4357JET256
✅ Sustitución directa✓ En stock
$11.85 / unidad
Ver hoja de datos →LPC4353JET256
✅ Sustitución directa📋 Alternativa de referencia (no en el catálogo)
LPC4330FET256
✅ Sustitución directa✓ En stock
$9.85 / unidad
Ver hoja de datos →LPC4333JET256,551
✅ Sustitución directa📋 Alternativa de referencia (no en el catálogo)
LPC4333JET256 Valores máximos y características eléctricas
| Core Architecture | Arm Cortex-M4 + Cortex-M0 coprocessor (dual-core) |
| Maximum CPU Frequency | 204 MHz |
| Program Memory (Flash) | 512 KB |
| SRAM | 136 KB |
| EEPROM | 16 KB |
| ROM (boot/driver) | 4 KB |
| Encapsulado | 256-LBGA (17x17 mm) |
| GPIO Count | Up to 164 |
| Supply Voltage (Core) | 3.0 V to 3.6 V |
| Temperatura de funcionamiento | -40 C to +105 C (industrial) |
| Ethernet | 10/100 MAC with MII/RMII |
| USB | 2x USB 2.0 High-speed Host/Device/OTG |
| LCD Controller | Yes, up to 1024x768 STN / 24-bit TFT |
| SPIFI (Quad-SPI Flash) | Yes |
| CAN | 2x CAN 2.0B |
| I2C | 3x I2C + 1x Fast-mode Plus |
| USART/UART | 4x USART + 1x UART |
| SSP/SPI | 2x SSP/SPI |
| DMA | 8-channel General-Purpose DMA |
| Estado RoHS | Compliant |
Guía de configuración de pines de LPC4333JET256 256-lbga (17x17 mm)
Configuración de pines para LPC4333JET256 (encapsulado 256-lbga (17x17 mm)). Este CI digital incluye GPIO, interfaces de comunicación (UART, SPI, I2C) y pines de alimentación. Consulte la hoja de datos del fabricante para conocer las funciones alternativas de los pines y las opciones de configuración. Esencial para el diseño de sistemas embebidos y el diseño de PCB.
No hay datos detallados de patillaje disponibles para LPC4333JET256.
Consulte la hoja de datos para ver la configuración completa de patillas.
Aplicaciones típicas
LPC4333JET256 es adecuado para 6 aplicacións: Industrial HMI with TFT LCD, Fieldbus Motor Drive Front-End, Building Automation Gateway, Point-of-Sale (POS) Terminal, Industrial Sensor Hub with Edge Processing, Audio DSP Front-End with USB Streaming.
Industrial HMI with TFT LCD
The LPC4333JET256's integrated 24-bit TFT LCD controller (up to 1024x768) and Cortex-M4 with FPU render complex HMI screens at 60 fps without external graphics chips. The 136 KB SRAM buffers frame data, while the SCTimer/PWM drives backlight brightness via a single-wire LED driver. The 256-LBGA package is reflow-soldered to a 4-layer industrial panel, with the 8-channel DMA offloading sprite blits. Compared to adding a discrete graphics controller, the integrated LCD reduces BOM cost by $3-5 and shrinks PCB area by ~30%, while keeping deterministic UI response under the M4's 204 MHz clock.
Recomendado
Fieldbus Motor Drive Front-End
The dual CAN 2.0B ports, Cortex-M4 DSP instructions, and SCTimer/PWM make the LPC4333JET256 ideal for industrial motor-drive front-ends communicating over CANopen or DeviceNet. The M4 runs field-oriented control loops with FPU acceleration at 204 MHz, while the M0 coprocessor handles CAN stack housekeeping. The 16 KB EEPROM stores motor calibration parameters without external memory, and the 10/100 Ethernet MAC enables concurrent Modbus-TCP gateway operation. Industrial -40 C to +105 C rating and 256-LBGA package suit sealed IP65 inverter enclosures with conductive cooling.
Recomendado
Building Automation Gateway
The LPC4333JET256's 10/100 Ethernet MAC plus two High-speed USB Host ports make it a strong fit for building-automation gateways bridging BACnet, Modbus, and Zigbee-over-USB dongles. The M4 runs the IP stack and web HMI, while the M0 polls fieldbus sensors over UART, I2C, and SPI without jitter. 512 KB flash holds a TCP/IP stack plus TLS library, and 16 KB EEPROM stores commissioning credentials. The 256-LBGA package allows PoE-powered designs that also drive a local status display via the integrated LCD controller.
Recomendado
Point-of-Sale (POS) Terminal
The dual High-speed USB Host ports support barcode scanners, MSR readers, and receipt printers simultaneously without external hub, while the LCD controller drives a customer-facing display. The 512 KB flash hosts an embedded Linux- or RTOS-based POS application, and the SGPIO interface connects to a thermal-printer head for high-speed dot driving. AES hardware acceleration in the M4 secures card-data flow, and the 256-LBGA package fits a compact countertop terminal housing with tamper-detection switch inputs.
Recomendado
Industrial Sensor Hub with Edge Processing
The Cortex-M4's DSP instructions and 136 KB SRAM let the LPC4333JET256 perform on-board signal processing (FFT, vibration analysis) for industrial sensors before transmitting only digested results upstream. The M0 coprocessor manages the ADC, SPI, and I2C sensor polling, while the M4 runs predictive-maintenance algorithms. SPIFI enables secure boot from encrypted external flash, and the 10/100 Ethernet MAC streams results to a SCADA host. The 256-LBGA package is solderable onto a small industrial sensor puck PCB with conformal coating.
Recomendado
Audio DSP Front-End with USB Streaming
The LPC4333JET256's Cortex-M4 FPU runs audio DSP algorithms (EQ, dynamics, mixing) at 204 MHz, and the High-speed USB Device port streams 24-bit/96 kHz audio to/from a host. The I2S ports connect directly to audio ADCs and DACs, and the SGPIO drives LED VU meters without CPU overhead. 512 KB flash stores firmware and preset banks, while 16 KB EEPROM stores user calibration. The 256-LBGA package allows a compact USB-DAC form factor that outperforms external DSP chips on cost while keeping BOM under 8 components.
Recomendado
Resumen de productos recomendados
Datos de referencia de ingeniería para LPC4333JET256 — comparación, orientación de diseño e información de cumplimiento.
Guía de selección
Comparación con alternativas
| Parámetro | Este producto | LPC4357JET256 | LPC4353JET256 | LPC4330FET256 | LPC4333JET256,551 |
|---|---|---|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Package | 256-LBGA (17x17 mm) | 256-LBGA (17x17 mm) - same | 256-LBGA (17x17 mm) - same | 256-LBGA (17x17 mm) - same | 256-LBGA (17x17 mm) - same |
| Core Architecture | Cortex-M4 + Cortex-M0 | Cortex-M4 + Cortex-M0 - same | Cortex-M4 + Cortex-M0 - same | Cortex-M4 + Cortex-M0 - same | Cortex-M4 + Cortex-M0 - same |
| Maximum Frequency | 204 MHz | 204 MHz | 204 MHz | 204 MHz | 204 MHz |
| Flash Memory | 512 KB | 1 MB (+100%) | 512 KB | 0 KB (external via SPIFI) | 512 KB |
| SRAM | 136 KB | 136 KB | 136 KB | 136 KB | 136 KB |
| Ethernet MAC | Yes (10/100 MII/RMII) | Yes | No | Yes | Yes |
| High-speed USB Ports | 2 | 2 | 2 | 2 | 2 |
| LCD Controller | Yes | Yes | Yes | Yes | Yes |
Diferenciadores clave
- Drop-in upgrade path to 1 MB flash without PCB change (frente a LPC4357JET256)
- Integrated Ethernet and dual High-speed USB (frente a LPC4353JET256)
- On-chip flash with SPIFI expansion option (frente a LPC4330FET256)
Notas de diseño
The 256-LBGA package at 1.0 mm pitch requires a 4-layer PCB with microvia-in-pad or dog-bone fanout. Place a continuous ground plane on layer 2 directly under the BGA to provide a low-impedance return path. Use matched-length traces within 150 mil for the SPIFI quad-SPI lines, and 90-ohm differential routing for the High-speed USB pairs. Decoupling requires 100 nF X7R on every VDD/VDDA pin plus a 4.7 uF X5R bulk cap within 5 mm of the core supply pins.
Estimated: with both cores running at 204 MHz and full peripheral activity, typical core power dissipation is around 300 mW. The 256-LBGA theta_JA is approximately 25 C/W on a 4-layer JEDEC test board, giving a 7-8 C junction temperature rise above ambient. At industrial -40 C to +105 C operation, ambient must remain below ~97 C for reliable continuous dual-core load. For sealed enclosures, add thermal vias under the BGA thermal pad to the internal ground plane.
Do not enable the Ethernet MAC without first configuring the proper PHY clock source; using the wrong RMII reference clock causes link failure. The SPIFI boot mode requires specific pull-ups on the boot pins; review the LPC43xx user manual boot section before PCB layout. The 16 KB EEPROM has a 100,000-cycle endurance limit per byte - do not use it for high-write-rate data logging. Always read the LPC43xx errata sheet for the latest silicon revision workarounds, especially for USB and Ethernet issues.
Información de cumplimiento
RoHS compliant per NXP product information page. Lead-free 256-LBGA uses SAC solder balls. AEC-Q100 not applicable - this is an industrial-grade MCU, not automotive-qualified. For automotive applications, use the LPC43Sxx AEC-Q100 qualified variant.
