STM32L4P5RET6PTR STMicroelectronics Integrated Circuit (Quad Flat Packages) In Stock
STM32L4P5RET6PTR is an ultra-low-power 32-bit ARM Cortex-M4 MCU from STMicroelectronics with FPU, up to 1 MB Flash, 320 KB SRAM, LCD-TFT controller, and external SMPS support in a 64-pin LQFP package. Available from stock with worldwide shipping.
- Manufacturer
- STMicroelectronics
- Package
- Quad Flat Packages
- Pin Count
- 64
- Lifecycle
- ACTIVE
- Datasheet
- STM32L4P5RET6PTR 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
Key Features
- ARM Cortex-M4 core with FPU achieving 150 DMIPS at 48 MHz maximum clock for DSP-capable embedded processing
- Up to 1 MB Flash and 320 KB SRAM supports complex firmware and real-time data buffering
- Integrated LCD-TFT display controller enables direct graphic display driving without external display drivers
- External SMPS support and ultra-low-power design extend battery life in portable and wearable devices
- Boundary scan (JTAG) and rich peripheral set including ADC, DAC, DMA, and USB for versatile system integration
Applications
STM32L4P5RET6PTR suits battery-operated devices requiring both graphical user interfaces and intensive signal processing, such as portable medical monitors, industrial handheld instruments, and smart home panels with LCD displays. Its ultra-low-power architecture combined with 150 DMIPS performance makes it an ideal choice for IoT edge nodes that must process sensor data, manage wireless connectivity, and drive a display from a small battery for extended periods.
Specifications
| Date Of Intro | 2020-04-08 |
| YTEOL | 8.21 |
| 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-PQFP-G64 |
| Low Power Mode | YES |
| Number of DMA Channels | 14 |
| Number of External Interrupts | 16 |
| Number of I/O Lines | 52 |
| 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 | PLASTIC/EPOXY |
| Package Equivalence Code | QFP64,.47SQ,20 |
| Package Shape | SQUARE |
| Package Style | FLATPACK, LOW PROFILE, FINE PITCH |
| RAM (bytes) | 458752 |
| ROM (words) | 524288 |
| 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 | GULL WING |
| Terminal Pitch | 0.5mm |
| Terminal Position | QUAD |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC |
| Package | Quad Flat Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | 3A991.a.2 |
| HTS Code | 8542.31.00.25 |
| Country of Origin | Mainland China, Taiwan |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
How much Flash and SRAM does STM32L4P5RET6PTR provide, and what firmware complexity can it support?
The device includes up to 1 MB Flash and 320 KB SRAM, sufficient to run a full RTOS with a graphical stack, USB device stack, and multiple sensor drivers simultaneously. This memory budget comfortably accommodates complex IoT firmware with over-the-air update partitions.
For a battery-powered display product, how does STM32L4P5RET6PTR compare to a standard Cortex-M4 without LCD controller integration?
The integrated LCD-TFT controller eliminates a separate display driver IC, saving 10–20 mA of quiescent current and reducing BOM by one chip in an LQFP-64 footprint. Combined with external SMPS support, the overall system power budget in Stop mode drops to single-digit µA compared to external-driver solutions.
Does STM32L4P5RET6PTR include a floating-point unit, and at what clock speed does it reach 150 DMIPS?
Yes, the Cortex-M4 core includes a single-precision FPU. At its maximum clock of 48 MHz the device achieves 150 DMIPS, enabling real-time DSP tasks like FFT-based vibration analysis or audio filtering that would otherwise require a higher-power Cortex-M7 device.
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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.
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