STM32L4R9ZIJ6 - 120MHz 2MB Cortex-M4 MCU | STMicroelectronics
N.º de pieza: STM32L4R9ZIJ6 ✓ Activo| Cant. | Precio unitario | Total |
|---|---|---|
| 1 | $15.7108 | $15,71 |
| 10 | $15.7108 | $157,11 |
| 100 | $15.7108 | $1.571,08 |
| 500 | $15.7108 | $7.855,40 |
| 1.000 | $15.7108 | $15.710,80 |
STM32L4R9ZIJ6 Descripción general
A microcontroller is a programmable system-on-chip that integrates a processor core, Flash program memory, data memory, peripherals, and communication interfaces on one package. STM32L4+ belongs to STMicroelectronics' ultra-low-power STM32L4 family. The Cortex-M4 core uses a 32-bit RISC architecture and provides the processing foundation for control loops, protocol handling, human-machine interfaces, and connected sensor nodes. Within the product hierarchy, this MCU combines embedded processing, low-power management, and extensive digital peripherals.
The verified data highlights three primary attributes: a 120 MHz maximum clock, 2 MB of Flash memory, and a 144-UFBGA package. Mouser additionally identifies USB OTG and DFSD functionality, while the LCSC listing identifies a 3.3 V device supplied in a tray. These features support firmware-heavy applications requiring high code density, peripheral connectivity, and a compact surface-mount footprint. Package dimensions and ball-level routing must still be checked against the manufacturer pinout before layout release.
The STM32L4R9ZIJ6 is based on the STM32L4+ device family, whose members target ultra-low-power embedded applications. At the system level, the microcontroller executes application code, manages sensors and actuators, and bridges communications between local control hardware and external equipment. The exact SRAM capacity, voltage range, GPIO count, analog features, operating-temperature limits, and low-power current figures were not included in the supplied verified excerpts and therefore remain unverified here.
Typical design targets include industrial sensor nodes, USB-connected data loggers, compact industrial controllers, asset-tracking equipment, and low-power monitoring systems. A DFSD-capable variant can support workflows involving removable storage when the associated peripheral, filesystem, electrical requirements, and board support package are implemented correctly. USB OTG can support peripheral or host roles when the selected role, power configuration, routing, and firmware stack are appropriate.
Engineers should assign power, ground, decoupling, clock, programming, and debug pins strictly from the official STM32L4R9ZI documentation. BGA routing requires fine-pitch layout rules, controlled impedance where applicable, and assembly capability appropriate to the 10 mm by 10 mm UFBGA footprint. Before substituting any device, verify ball mapping, voltage domains, peripheral availability, bootloader behavior, memory organization, and production software support rather than relying only on nominal CPU speed.
This page combines verified manufacturer and distributor information with explicit engineering gaps, package guidance, sourcing questions, and decision criteria. It distinguishes confirmed characteristics from unverified parameters and explains why a nominal Cortex-M4 match is insufficient to establish a true drop-in replacement. That engineering distinction is essential for this high-pin-count, finely balled MCU package.
Alternativas directas para STM32L4R9ZIJ6 — mismo encapsulado, compatible pin a pin. Se excluyen las piezas de otro encapsulado que requieren retrabajo de la PCB.
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STM32L4R9ZIJ6
✅ Sustitución directa✓ En stock
$15.7108 / unidad
Ver hoja de datos →STM32L4R9ZIJ6 Valores máximos y características eléctricas
| Product Type | 32-bit ultra-low-power microcontroller |
| Processor Core | Arm Cortex-M4 |
| Instruction Architecture | 32-bit RISC |
| Frecuencia de reloj máxima | 120 MHz |
| Flash Memory | 2 MB (2M x 8 bits) |
| Operating Voltage | 3.3 V |
| USB Interface | USB OTG |
| Digital File Storage | DFSD |
| Series | STM32L4+ Series |
| Device Family | STM32L4R9xx |
| Package Type | 144-pin UFBGA |
| Package Dimensions | 10 mm x 10 mm |
| Tipo de montaje | Surface Mount |
| Packaging | Tray |
Guía de configuración de pines de STM32L4R9ZIJ6 10 mm x 10 mm
Configuración de pines para STM32L4R9ZIJ6 (encapsulado 10 mm x 10 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 STM32L4R9ZIJ6.
Consulte la hoja de datos para ver la configuración completa de patillas.
Aplicaciones típicas
STM32L4R9ZIJ6 es adecuado para 6 aplicacións: Industrial Sensor and Control Node, USB-Connected Data Logger, DFSD Storage Data Acquisition System, Compact Industrial Gateway, Asset Tracking and Portable Monitor, Condition Monitoring Terminal.
Industrial Sensor and Control Node
The STM32L4R9ZIJ6 fits industrial sensor nodes that need a 120 MHz Cortex-M4 core for control processing and 2 MB of Flash for protocols, diagnostics, and application firmware. Its STM32L4+ family positioning supports low-power product design, while the 144-UFBGA provides access to a broad peripheral set. Place the MCU centrally so sensor, communications, and power domains have short return paths. The exact analog channels, timers, wakeup sources, and temperature limits must be verified before production.
Recomendado
USB-Connected Data Logger
For USB-connected data logging, the STM32L4R9ZIJ6 supplies a 120 MHz processing core, 2 MB Flash, and verified USB OTG capability. Firmware can buffer sensor readings, manage timestamps, and expose data through a USB device or host workflow when the board supports the selected role. USB routing requires careful power and signal-integrity design, particularly on a dense BGA footprint. Stack usage, filesystem support, connector protection, and enumeration behavior should be validated before deployment.
Recomendado
DFSD Storage Data Acquisition System
The STM32L4R9ZIJ6 is suitable for data-acquisition equipment using removable or board-mounted storage because Mouser confirms DFSD support alongside the 120 MHz Cortex-M4 core and 2 MB Flash. The MCU can acquire and process measurements while the DFSD peripheral handles compatible storage transfers. Developers still need a verified storage device, connector, level shifting where required, filesystem implementation, and fault-recovery strategy. Power sequencing and signal integrity are critical on the 144-UFBGA layout.
Recomendado
Compact Industrial Gateway
A compact gateway can use the STM32L4R9ZIJ6 when 2 MB Flash and 120 MHz execution are needed for protocol conversion, local filtering, and USB connectivity. The large 144-UFBGA pin count can support several external interfaces, but it also demands disciplined power-plane segmentation and escape routing. Ethernet can be added through a companion controller such as W5100 or KSZ8001LI when the gateway's bandwidth and isolation requirements match. Firmware architecture should separate protocol tasks from real-time acquisition.
Recomendado
Asset Tracking and Portable Monitor
The STM32L4+ architecture is relevant to portable asset-tracking monitors where processing capability and low-power family positioning must coexist with local storage. The STM32L4R9ZIJ6 offers 120 MHz performance and 2 MB Flash for protocol stacks and sensor fusion, while USB OTG can support configuration or data transfer. A compact 10 mm by 10 mm UFBGA helps integration but requires assembly capability. Battery life still depends on the unverified low-power current figures, wakeup behavior, radio duty cycle, and regulator efficiency.
Recomendado
Condition Monitoring Terminal
Condition-monitoring terminals can use the STM32L4R9ZIJ6 to run sampling, filtering, fault detection, local data retention, and USB service functions. Its 120 MHz Cortex-M4 core provides substantial processing headroom, while 2 MB Flash reduces pressure on external program storage. DFSD support can assist compatible local-storage workflows, although analog front-end selection remains a separate design decision. Before choosing the MCU, verify ADC characteristics, timer synchronization channels, operating temperature, and low-power specifications against the monitoring specification.
Recomendado
Resumen de productos recomendados
Datos de referencia de ingeniería para STM32L4R9ZIJ6 — comparación, orientación de diseño e información de cumplimiento.
Guía de selección
Comparación con alternativas
| Parámetro | Este producto | STM32L4R9ZIJ6 |
|---|---|---|
| Manufacturer | STMicroelectronics | STMicroelectronics |
| Package | 144-UFBGA (10 mm x 10 mm) | 144-UFBGA (10 mm x 10 mm) |
| Processor Core | Arm Cortex-M4, 32-bit RISC | Arm Cortex-M4, 32-bit RISC |
| Maximum Frequency | 120 MHz | 120 MHz |
| Flash Memory | 2 MB (2M x 8 bits) | 2 MB (2M x 8 bits) |
| Operating Voltage | 3.3 V | 3.3 V |
| USB Support | USB OTG | USB OTG |
| Storage Interface | DFSD | DFSD |
| Series Positioning | STM32L4+ ultra-low-power family | STM32L4+ ultra-low-power family |
| Verified Reference Price | 15.7108 USD as of 2026-10-23 | 15.7108 USD as of 2026-10-23 |
Diferenciadores clave
- Verified 120 MHz Cortex-M4 performance with 2 MB Flash (frente a STM32F072RBT6TR)
- Integrated USB OTG and DFSD connectivity (frente a STM32F072RBT6TR)
- Compact high-density 144-UFBGA integration (frente a STM32F072RBT6TR)
Notas de diseño
Use the official STM32L4R9ZI ball map and package drawing before defining the 144-UFBGA land pattern. The verified package is 10 mm by 10 mm, but the supplied excerpts do not provide ball pitch, ball-map numbering, or stackup constraints. Preserve direct access to ground, supply, decoupling, SWD, reset, clock, and USB routing, and use the manufacturer's escape-routing guidance rather than relying on generic BGA conventions.
Plan power delivery around all required voltage domains after confirming their names and limits in the official documentation. Place local decoupling at the appropriate supply balls and provide low-impedance ground references. The only verified voltage value is 3.3 V; minimum and maximum operating voltages, regulator tolerances, startup sequencing, and current limits remain unverified and must not be inferred from that single nominal value.
USB OTG implementation requires continuous-reference routing, controlled impedance, minimized return-path discontinuities, and an appropriately designed connector and protection network. Although the MCU supports USB OTG, that capability does not include the transceiver path or connector. Validate rise and fall times, clock source tolerance, series termination, ESD protection, and device-role behavior on the assembled PCB rather than treating USB support as a complete interface solution.
Do not treat another Cortex-M4 MCU as interchangeable merely because its CPU rating appears similar. Firmware peripherals, vector-table layout, memory organization, clocks, pins, package ballout, voltage domains, USB implementation, and bootloader behavior must all match. The supplied cross-reference search did not identify a verified drop-in substitute, so any second source requires a full manufacturer-document comparison and board-level validation.
Información de cumplimiento
The supplied verified excerpts do not explicitly state RoHS, REACH, lead-free, halogen-free, or conflict-minerals status. AEC-Q100 is not applicable to this general-purpose STM32L4R9ZI ordering code based on the provided information, but no automotive qualification claim was provided.
