STM32L4R9AGI6 STMicroelectronics Integrated Circuit (BGA) In Stock
STMicroelectronics STM32L4R9AGI6 is an ultra-low-power 32-bit Arm Cortex-M4 MCU with FPU running at 120 MHz, 2MB Flash, 640KB SRAM, LCD-TFT controller, and MIPI DSI interface. Features 150 DMIPS performance, 1.71V to 3.6V supply range, and integrated SMPS in a BGA package. Available from stock with worldwide shipping.
- Manufacturer
- STMicroelectronics
- Package
- BGA
- Pin Count
- 169
- Lifecycle
- ACTIVE
- Datasheet
- STM32L4R9AGI6 Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $8.0973(MOQ 1)
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of STM32L4R9AGI6?
- 120 MHz Arm Cortex-M4 with FPU delivering 150 DMIPS enables real-time graphics rendering and DSP processing in a single ultra-low-power chip
- Integrated LCD-TFT controller and MIPI DSI interface drives high-resolution color displays up to WVGA without an external display driver IC
- 2MB Flash and 640KB SRAM combined with external SMPS achieves sub-µA standby current for extended battery life in wearable and portable devices
- Advanced security features including AES-256, PKA, TRNG, and Secure Boot protect IoT firmware from tampering and unauthorized access
What is STM32L4R9AGI6 used for?
The STM32L4R9AGI6 is optimized for high-resolution graphical IoT devices such as smartwatches, portable medical monitors, and industrial HMI panels that require both a vivid color display and multi-year battery life. Its MIPI DSI interface and LCD-TFT controller support direct connection to AMOLED and IPS panels up to WVGA resolution, while ultra-low-power modes enable weeks of operation between charges. Industrial sensor nodes and secure firmware update applications also benefit from its AES-256 hardware cryptography and 2MB Flash for large, multi-partition firmware images.
What are the specifications of STM32L4R9AGI6?
| Factory Lead Time | 12Weeks |
| YTEOL | 9 |
| Has ADC | YES |
| Additional Feature | ALSO OPERATES IN THE RANGE OF 1.71V TO 3.6V |
| Address Bus Width | 25 |
| Bit Size | 32 |
| Boundary Scan | YES |
| CPU Family | CORTEX-M4 |
| Clock Frequency-Max | 48MHz |
| DAC Channels | YES |
| DMA Channels | YES |
| External Data Bus Width | 16 |
| Format | FLOATING POINT |
| Integrated Cache | YES |
| JESD-30 Code | S-PBGA-B169 |
| Low Power Mode | YES |
| Number of DMA Channels | 14 |
| Number of External Interrupts | 16 |
| Number of I/O Lines | 131 |
| Number of Serial I/Os | 7 |
| Number of Timers | 14 |
| On Chip Data RAM Width | 8 |
| On Chip Program ROM Width | 8 |
| PWM Channels | YES |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | BGA169,13X13,20 |
| Package Shape | SQUARE |
| Package Style | GRID ARRAY, VERY THIN PROFILE, FINE PITCH |
| Peak Reflow Temperature (Cel) | 260 |
| RAM (bytes) | 655360 |
| ROM (words) | 1048576 |
| ROM Programmability | FLASH |
| Speed | 120MHz |
| Supply Current-Max | 26mA |
| Supply Voltage-Max | 1.4V |
| Supply Voltage-Min | 1.2V |
| Supply Voltage-Nom | 1.2V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Form | BALL |
| Terminal Pitch | 0.5mm |
| Terminal Position | BOTTOM |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC |
| Package | BGA |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 3 |
| ECCN | 3A991.A.2 |
| HTS Code | 8542.31.00.25 |
| Country of Origin | Mainland China, Philippines, Taiwan |
Where can I find the STM32L4R9AGI6 datasheet?
STM32L4R9AGI6 Datasheet DownloadOfficial datasheet from STMicroelectronics
What are equivalent replacements for STM32L4R9AGI6?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the clock frequency and computational performance of the STM32L4R9AGI6?
The STM32L4R9AGI6 operates at up to 120 MHz with its Arm Cortex-M4 core and FPU, delivering 150 DMIPS of processing throughput. This performance level supports real-time graphics compositing, FFT-based sensor signal processing, and simultaneous management of multiple peripheral interfaces such as MIPI DSI, USB, and SPI without performance bottlenecks in IoT or wearable designs.
How does the integrated MIPI DSI interface on the STM32L4R9AGI6 simplify display-equipped product designs?
The MIPI DSI interface on the STM32L4R9AGI6 allows direct connection to AMOLED and IPS display panels up to WVGA (800×480 pixels) at frame rates up to 60 Hz, eliminating the need for an external display controller IC. This integration reduces BOM cost by removing 1-2 ICs, saves up to 30% PCB area in compact wearable designs, and lowers power consumption compared to SPI-driven display solutions.
What memory configuration does the STM32L4R9AGI6 offer, and how does it support complex firmware?
The STM32L4R9AGI6 provides 2MB of Flash program memory and 640KB of SRAM, one of the largest on-chip memory configurations in the STM32L4 series. This capacity accommodates a full RTOS kernel, GUI framework such as TouchGFX, USB stack, BLE host, and application firmware simultaneously within internal memory, avoiding external QSPI Flash in cost-sensitive designs or reducing latency compared to code execution from external memory.
For a battery-powered wearable design, how does the STM32L4R9AGI6 achieve long battery life despite driving a color display?
The STM32L4R9AGI6 uses an integrated SMPS (switched-mode power supply) that achieves dynamic voltage scaling down to 1.0V core voltage and enables Stop 2 mode current as low as 2 µA with 640KB SRAM retention. The MIPI DSI interface supports display power-off commands to cut display current to near zero between interactions, while the Cortex-M4 autonomous peripheral DMA runs sensor sampling without waking the CPU, extending battery runtime to weeks on a 300 mAh cell in typical smartwatch usage patterns.
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About STMicroelectronics
STMicroelectronics is a global semiconductor leader serving customers across the spectrum of electronics applications. ST's products are found in a wide range of applications including automotive, industrial, personal electronics, and communications.
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $9.8100 | $9.81 |
| 100+ | $9.4600 | $946.00 |
| 416+ | $8.8955 | $3700.51 |
| 832+ | $8.6926 | $7232.24 |
| 9984+ | $8.1393 | $81262.47 |
| 19968+ | $8.0973 | $161687.29 |
In Stock · 24h Response · Worldwide Shipping
Response within 24 hours · Worldwide shipping
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