STM32L496VGT6 - Ultra-Low-Power ARM Cortex-M4F MCU | STMicroelectronics
MPN: STM32L496VGT6 β Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $12.5 | $12.50 |
| 10 | $11.25 | $112.50 |
| 100 | $10 | $1,000.00 |
| 500 | $9 | $4,500.00 |
| 1,000 | $8.1 | $8,100.00 |
Drop-in alternatives for STM32L496VGT6 β same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Quick Comparison Tool β Select alternative parts for side-by-side comparison:
STM32L496VGT6P
β Drop-Inπ Reference alternative (not in catalog)
STM32L4R5VGT6
β Drop-Inπ Reference alternative (not in catalog)
STM32L4A6VGT6
β Drop-Inπ Reference alternative (not in catalog)
STM32L476VGT6
β Drop-Inπ Reference alternative (not in catalog)
STM32L496VIT6
β Drop-Inπ Reference alternative (not in catalog)
STM32L496VGT6 Maximum Ratings & Electrical Characteristics
| Core | ARM Cortex-M4F with FPU |
| Max Clock Speed | 80 MHz |
| Flash Memory | 1 MB |
| SRAM | 320 KB |
| Supply Voltage | 1.71 V to 3.6 V |
| Package | LQFP100 (14x14 mm) |
| GPIO Pins | Up to 114 |
| ADC | 2x 12-bit, up to 5 Msps |
| DAC | 2x 12-bit |
| Communication Interfaces | USART, SPI, I2C, USB OTG FS, CAN, SDMMC |
| Operating Temperature | -40C to +85C |
| Low-Power Modes | Sleep, Low-power Run, Shutdown |
| DSP Instructions | Yes |
| FPU | Single-precision |
| RoHS Status | Compliant |
STM32L496VGT6 Pin Configuration
| Pin 1 | VBAT β Backup battery supply |
| Pin 2 | PC13 β GPIO, tamper, RTC |
| Pin 3 | PC14 β GPIO, OSC32_IN |
| Pin 4 | PC15 β GPIO, OSC32_OUT |
| Pin 5 | PF0 β GPIO |
| Pin 6 | PF1 β GPIO |
| Pin 7 | NRST β Reset |
| Pin 8 | VDD β Digital power supply |
| Pin 9 | VSS β Ground |
| Pin 10 | VDDA β Analog power supply |
| Pin 11 | PA0 β GPIO, ADC, WKUP |
| Pin 12 | PA1 β GPIO, ADC |
| Pin 13 | PA2 β GPIO, USART2_TX |
| Pin 14 | PA3 β GPIO, USART2_RX |
| Pin 15 | PA4 β GPIO, DAC |
| Pin 16 | PA5 β GPIO, DAC |
| Pin 17 | PA6 β GPIO, SPI1_MISO |
| Pin 18 | PA7 β GPIO, SPI1_MOSI |
| Pin 19 | PA8 β GPIO, USB_OTG_FS_SOF |
| Pin 20 | PA9 β GPIO, USART1_TX |
Safe Operating Area (SOA) & Thermal Characteristics
No official SOA curve available for this digital IC. Always operate within absolute maximum ratings specified in the datasheet. Ensure adequate cooling and derate as needed.
Typical Applications
STM32L496VGT6 is suitable for 6 applications: Industrial Sensors, Smart Meters, Medical Devices, Wearable Electronics, IoT Nodes, Audio Processing.
Industrial Sensors
The STM32L496VGT6 is ideal for industrial sensors due to its ultra-low-power modes and rich analog peripherals. Its 12-bit ADCs with hardware oversampling enable precise measurement of sensor signals, while the multiple communication interfaces (USART, SPI, I2C) allow seamless integration into industrial networks. The device's wide supply voltage range (1.71V to 3.6V) accommodates battery-powered or energy-harvesting sensor nodes, and its low-power modes extend battery life significantly. In a typical industrial sensor node, the MCU acquires data from temperature, pressure, or vibration sensors, processes it using the Cortex-M4F's DSP instructions, and transmits it via a wireless module or wired interface. The STM32L496VGT6's robust operating temperature range (-40C to +85C) ensures reliable operation in harsh industrial environments. Designers can leverage the device's DMA controllers to offload data transfer, reducing CPU load and power consumption. The availability of a true random number generator enhances security for encrypted communication in industrial IoT applications.
Recommended
Smart Meters
The STM32L496VGT6 is well-suited for smart metering applications, including electricity, water, and gas meters. Its ultra-low-power modes enable long battery life, essential for meters that must operate for years without maintenance. The device's multiple timers and ADC channels facilitate accurate measurement of consumption, while its communication interfaces (e.g., USB, CAN, and UART) support various metering protocols. The STM32L496VGT6's 1 MB flash provides ample space for firmware and data logging, and its 320 KB SRAM allows buffering of large data sets. In a typical smart meter, the MCU reads sensor data, calculates consumption, and communicates with a central system via a wireless or wired link. The device's low-power run mode allows continuous operation at reduced clock speeds, minimizing energy consumption while maintaining functionality. The integrated cryptographic acceleration unit supports secure communication, protecting against tampering and unauthorized access. The wide operating temperature range ensures reliable operation in outdoor environments.
Recommended
Medical Devices
The STM32L496VGT6 is an excellent choice for portable medical devices such as glucose monitors, pulse oximeters, and wearable health trackers. Its ultra-low-power consumption extends battery life, critical for devices that patients use daily. The device's high-resolution ADCs and DACs enable accurate biosignal acquisition and stimulation. The Cortex-M4F core with FPU accelerates signal processing algorithms, such as ECG filtering and heart rate variability analysis. The STM32L496VGT6's multiple communication interfaces (e.g., I2C, SPI, USB) allow connection to sensors, displays, and wireless modules for data transmission to smartphones or cloud platforms. In a typical pulse oximeter, the MCU controls an LED driver, reads photodetector signals via the ADC, computes SpO2 and heart rate, and displays results on an OLED screen. The device's low-power modes enable continuous monitoring with minimal battery drain. The integrated hardware encryption supports secure transmission of patient data, complying with healthcare regulations. The wide operating temperature range and high reliability make it suitable for medical-grade applications.
Recommended
Wearable Electronics
The STM32L496VGT6 is ideal for wearable devices like smartwatches, fitness bands, and smart glasses. Its ultra-low-power modes and small form factor (LQFP100) enable compact designs with extended battery life. The device's rich peripheral set includes a Chrom-ART Accelerator for efficient graphics rendering on small displays, and multiple sensors interfaces (I2C, SPI) for connecting accelerometers, gyroscopes, and heart rate sensors. The Cortex-M4F core with FPU handles complex sensor fusion algorithms, such as step counting and activity recognition. In a typical smartwatch, the MCU manages the display, processes sensor data, and communicates with a smartphone via Bluetooth Low Energy. The STM32L496VGT6's low-power run mode allows continuous sensor sampling while minimizing power consumption. The device's 1 MB flash provides ample storage for firmware and user data, and its 320 KB SRAM supports multitasking. The integrated cryptographic unit ensures secure pairing and data transfer. The wide operating temperature range and robust design make it suitable for daily wear.
Recommended
IoT Nodes
The STM32L496VGT6 is a powerful choice for IoT nodes that require local processing, connectivity, and low power consumption. Its ultra-low-power modes enable battery-powered operation for years, while its multiple communication interfaces (e.g., LoRa, Sigfox, Wi-Fi, Bluetooth) allow flexible connectivity options. The device's 1 MB flash and 320 KB SRAM support complex applications, including edge computing and over-the-air updates. The Cortex-M4F core with FPU accelerates machine learning inference for anomaly detection and predictive maintenance. In a typical IoT node, the MCU collects data from sensors, processes it locally, and transmits only relevant information to the cloud, reducing bandwidth and power consumption. The STM32L496VGT6's hardware encryption ensures secure communication, and its true random number generator enhances security protocols. The device's wide supply voltage range and low-power modes make it suitable for energy-harvesting applications. The rich set of timers and DMA channels enables efficient data handling, and the Chrom-ART Accelerator can drive graphical user interfaces on local displays.
Recommended
Audio Processing
The STM32L496VGT6 can be used in audio processing applications such as voice-controlled devices, audio analyzers, and portable audio recorders. Its Cortex-M4F core with FPU and DSP instructions enables real-time audio processing, including filtering, equalization, and voice recognition. The device's two 12-bit DACs can generate analog audio signals, while its multiple I2S interfaces support digital audio input and output. The STM32L496VGT6's 1 MB flash can store audio samples or code, and its 320 KB SRAM provides buffer space for streaming audio. In a typical voice-controlled device, the MCU captures audio via a microphone and ADC, performs keyword spotting using a neural network, and triggers actions. The device's low-power modes allow always-on listening with minimal power consumption. The integrated cryptographic unit can secure audio data transmission. The wide operating temperature range and high performance make it suitable for professional audio equipment.
Recommended
Recommended Products Summary
Engineering reference data for STM32L496VGT6 β comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | STM32L496VGT6P | STM32L4R5VGT6 | STM32L4A6VGT6 | STM32L476VGT6 |
|---|---|---|---|---|---|
| Package | LQFP100 | LQFP100 | LQFP100 | LQFP100 | LQFP100 |
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Max Clock Speed | 80 MHz | 80 MHz | 120 MHz | 80 MHz | 80 MHz |
| Flash Memory | 1 MB | 1 MB | 1 MB | 1 MB | 1 MB |
| SRAM | 320 KB | 320 KB | 640 KB | 320 KB | 128 KB |
| Chrom-ART Accelerator | Yes | Yes | Yes | Yes | No |
| Crypto Acceleration | Yes (AES, DES, 3DES) | Yes | Yes | Yes | Yes |
| Operating Temperature | -40C to +85C | -40C to +85C | -40C to +85C | -40C to +85C | -40C to +85C |
Key Differentiators
- Higher SRAM capacity (320 KB) compared to STM32L476VGT6 (vs STM32L476VGT6)
- Includes Chrom-ART Accelerator for graphics (vs STM32L476VGT6)
- Higher clock speed option in STM32L4R5VGT6 (vs STM32L4R5VGT6)
Design Notes
Decouple the VDD and VDDA pins with 100 nF ceramic capacitors placed as close to the pins as possible. Additionally, use a 4.7 uF capacitor on VDDA for analog noise filtering. For battery-powered designs, ensure the VBAT pin is connected to a backup battery or tied to VDD if not used. The STM32L496VGT6 supports multiple voltage regulator ranges; configure the appropriate range for your performance and power requirements.
For the LQFP100 package, ensure proper solder paste stencil design to avoid bridging between pins. Use a 0.5 mm pitch footprint with appropriate pad sizes. Provide a solid ground plane under the device to minimize noise and improve thermal performance. Route high-speed signals (e.g., SPI, USB) with controlled impedance and keep them away from analog traces.
Do not forget to configure the clock source correctly. The STM32L496VGT6 can boot from an internal RC oscillator, but for accurate timing, use an external crystal (e.g., 8 MHz) and configure the PLL. Also, ensure the boot pins (BOOT0) are set correctly to avoid accidental boot from system memory. When using low-power modes, verify that all GPIOs are configured to avoid floating inputs, which can increase current consumption.
Compliance Information
RoHS and REACH compliant per STMicroelectronics product page. Not AEC-Q100 qualified; for automotive, consider STM32L496VGT6Q (if available).
