STM32L4P5CGU6TR STMicroelectronics Integrated Circuit (Quad Flat No-Lead) In Stock
STM32L4P5CGU6TR is an STMicroelectronics 32-bit ARM Cortex-M4F ultra-low-power microcontroller running at up to 120 MHz with 1 MB flash and floating-point unit for compute-intensive IoT and industrial applications. It integrates ADC, DAC, DMA, and boundary scan in a compact QFN package with wide peripheral connectivity. Available in tape-and-reel for high-volume automated PCB assembly.
- Manufacturer
- STMicroelectronics
- Package
- Quad Flat No-Lead
- Pin Count
- 49
- Lifecycle
- ACTIVE
- Datasheet
- STM32L4P5CGU6TR Datasheet PDF
- Category
- Integrated Circuit
- 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 STM32L4P5CGU6TR?
- 120 MHz ARM Cortex-M4F core with FPU delivers DSP and floating-point performance for sensor fusion and motor control at ultra-low power
- 1 MB flash and advanced peripheral set including ADC, DAC, DMA, and USART enable complete embedded system integration on a single chip
- STM32L4+ ultra-low-power architecture achieves sub-microampere stop modes, extending battery life in IoT edge nodes
- Boundary scan (JTAG) support simplifies in-circuit testing and debug of complex board assemblies in production
What is STM32L4P5CGU6TR used for?
The STM32L4P5CGU6TR targets ultra-low-power IoT edge nodes, wearable health monitors, and portable industrial instruments that demand real-time signal processing from a 120 MHz Cortex-M4F core while maintaining long battery life. Its rich analog peripherals including multi-channel ADC and DAC make it well-suited for environmental sensing, motor drive control, and audio front-end processing. Smart metering, industrial field devices, and asset tracking systems benefit from its combination of floating-point compute, generous flash, and aggressive power management modes.
What are the specifications of STM32L4P5CGU6TR?
| Date Of Intro | 2020-04-08 |
| YTEOL | 9 |
| Has ADC | YES |
| Bit Size | 32 |
| Boundary Scan | YES |
| CPU Family | CORTEX-M4 |
| Clock Frequency-Max | 48MHz |
| DAC Channels | YES |
| DMA Channels | YES |
| Format | FLOATING POINT |
| Integrated Cache | YES |
| JESD-30 Code | S-XQCC-N48 |
| Low Power Mode | YES |
| Number of DMA Channels | 14 |
| Number of External Interrupts | 16 |
| Number of I/O Lines | 38 |
| Number of Serial I/Os | 5 |
| Number of Timers | 14 |
| On Chip Data RAM Width | 8 |
| On Chip Program ROM Width | 8 |
| PWM Channels | YES |
| Package Body Material | UNSPECIFIED |
| Package Equivalence Code | LCC48,.27SQ,20 |
| Package Shape | SQUARE |
| Package Style | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE |
| RAM (bytes) | 458752 |
| ROM (words) | 1048576 |
| ROM Programmability | FLASH |
| Speed | 120MHz |
| Supply Current-Max | 26mA |
| Supply Voltage-Max | 3.6V |
| Supply Voltage-Min | 1.8V |
| Supply Voltage-Nom | 1.8V |
| Surface Mount | YES |
| Technology | CMOS |
| Terminal Form | NO LEAD |
| Terminal Pitch | 0.5mm |
| Terminal Position | QUAD |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC |
| Package | Quad Flat No-Lead |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | 3A991.A.2 |
| HTS Code | 8542.31.00.01 |
| Country of Origin | Mainland China, Taiwan |
Where can I find the STM32L4P5CGU6TR datasheet?
STM32L4P5CGU6TR Datasheet DownloadOfficial datasheet from STMicroelectronics
What are equivalent replacements for STM32L4P5CGU6TR?
Compatible alternatives and drop-in replacements for STM32L4P5CGU6TR:
Frequently Asked Questions
What is the maximum CPU frequency and core architecture of STM32L4P5CGU6TR, and why does the FPU matter for sensor applications?
STM32L4P5CGU6TR runs an ARM Cortex-M4F core at up to 120 MHz with a single-precision floating-point unit (FPU). For sensor fusion algorithms such as Madgwick or Mahony filters combining 3-axis accelerometer, gyroscope, and magnetometer data at 100 Hz, the hardware FPU reduces computation time from over 5,000 cycles on a soft-float implementation to under 500 cycles per filter iteration, enabling low-power real-time orientation tracking.
How does STM32L4P5CGU6TR achieve ultra-low-power operation compared to standard Cortex-M4 microcontrollers?
The STM32L4P5CGU6TR belongs to STM32L4+ series with advanced power management that achieves stop modes below 1 µA with RTC running, compared to 100 µA or more for standard Cortex-M4 devices in equivalent stop states. At full 120 MHz operation, run-mode current is approximately 10 mA at 3.3 V (33 mW), but the device can wake from stop to running code in under 5 µs, enabling duty-cycled operation that extends a 1,000 mAh battery life to months in IoT nodes.
What flash and RAM capacity does STM32L4P5CGU6TR provide, and how does this accommodate a real-time OS?
STM32L4P5CGU6TR provides 1 MB of flash program memory and 320 KB of SRAM. This comfortably accommodates FreeRTOS or Zephyr RTOS with 5 to 10 application tasks, a TCP/IP stack, and TLS library alongside application code, which together typically occupy 200 KB to 400 KB of flash and 60 KB to 100 KB of RAM — leaving headroom for over-the-air firmware update buffers in connected IoT designs.
Which analog peripherals does STM32L4P5CGU6TR integrate, and how do they benefit a portable medical monitoring device?
STM32L4P5CGU6TR integrates a 16-bit ADC with multiple input channels, a 12-bit DAC, an operational amplifier, and a comparator on-chip. For a portable ECG or SpO2 monitor, the 16-bit ADC samples biopotential signals at up to 5 Msps, the on-chip op-amp provides programmable gain of 2x to 64x, and the DAC generates reference waveforms — eliminating 3 to 4 external analog components and reducing PCB area by up to 15 mm².
What package does STM32L4P5CGU6TR use, and how does tape-and-reel affect assembly at production scale?
STM32L4P5CGU6TR comes in a Quad Flat No-lead (QFN) package and the TR suffix confirms tape-and-reel packaging at typically 2,000 or 3,000 units per reel for automated SMT placement. QFN packages with exposed thermal pads provide thermal resistance as low as 30°C/W junction-to-board, improving heat dissipation at 120 MHz operation compared to LQFP packages, while the tape-and-reel format enables pick-and-place speeds exceeding 10,000 placements per hour in contract manufacturing.
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