STMicroelectronics

STM32L486VGT6 - ARM Cortex-M4F MCU 1MB Flash | STMicroelectronics

Name: STM32L486VGT6
Brand: STMicroelectronics
Price: 12.50 USD
Availability: InStock

MPN: STM32L486VGT6 ✓ Active

In Stock (99,999) Ships in 1-3 business days

1.71 V to 3.6 V Vdss 100 nA Id LQFP-100 (14x14 mm) Package 80 MHz Speed 1 MB Memory

$12.5 USD / Unit

MOQ: 1 |

Volume Pricing

Qty	Unit Price	Extended
1	$12.5	$12.50
10	$11.2	$112.00
100	$9.8	$980.00
500	$8.9	$4,450.00
1,000	$8.1	$8,100.00

ℹ️ All prices are in USD

View Datasheet (PDF) View Alternatives

Quantity

Drop-in alternatives for STM32L486VGT6 — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.

Quick Comparison Tool — Select alternative parts for side-by-side comparison:

STM32L476VGT6

✅ Drop-In

📦 LQFP-100

Same package and pinout, but lacks cryptographic acceleration and TRNG

📋 Reference alternative (not in catalog)

STM32L486VGT6TR

✅ Drop-In

📦 LQFP-100

Same die and package, tape and reel packaging variant

📋 Reference alternative (not in catalog)

STM32L496VGT6

✅ Drop-In

STMicroelectronics

📦 LQFP-100

ARM Cortex-M4F with FPU · 80 MHz · 1 MB · 320 KB · 1.71 V to 3.6 V · LQFP100 (14x14 mm) · Up to 114 · 2x 12-bit, up to 5 Msps

✓ 99,999 In Stock

$8.1 / Unit

View Datasheet →

STM32L4R5VGT6

✅ Drop-In

📦 LQFP-100

Same package and pinout, higher performance (120 MHz) and more SRAM (640 KB)

📋 Reference alternative (not in catalog)

STM32L4A6VGT6

✅ Drop-In

📦 LQFP-100

Same package and pinout, adds AES-256 and higher SRAM (320 KB)

📋 Reference alternative (not in catalog)

STM32L486VGT6 Maximum Ratings & Electrical Characteristics

Core	ARM Cortex-M4F
Maximum Frequency	80 MHz
Flash Memory	1 MB
SRAM	128 KB
Supply Voltage Range	1.71 V to 3.6 V
Package	LQFP-100 (14x14 mm)
Operating Temperature	-40C to +85C
GPIO Pins	82
ADC Resolution	12-bit
ADC Sample Rate	5 MSPS
DAC Resolution	12-bit
Number of DACs	2
Communication Interfaces	USART, SPI, I2C, USB OTG FS, CAN, SAI
Cryptographic Acceleration	AES, DES, HASH
Low-Power Modes	Sleep, Low-power Run, Low-power Sleep, Stop 2, Standby, Shutdown
Shutdown Current	100 nA
RoHS Status	Compliant

STM32L486VGT6 Pin Configuration

Pin 1	PE2 — GPIO / alternate function
Pin 2	PE3 — GPIO / alternate function
Pin 3	PE4 — GPIO / alternate function
Pin 4	PE5 — GPIO / alternate function
Pin 5	PE6 — GPIO / alternate function
Pin 6	VBAT — Backup battery supply
Pin 7	PC13 — GPIO / RTC / tamper
Pin 8	PC14 — GPIO / OSC32_IN
Pin 9	PC15 — GPIO / OSC32_OUT
Pin 10	PF0 — GPIO / OSC_IN
Pin 11	PF1 — GPIO / OSC_OUT
Pin 12	NRST — Reset (active low)
Pin 13	PC0 — GPIO / ADC input
Pin 14	PC1 — GPIO / ADC input
Pin 15	PC2 — GPIO / ADC input
Pin 16	PC3 — GPIO / ADC input
Pin 17	VSSA — Analog ground
Pin 18	VDDA — Analog power supply
Pin 19	PA0 — GPIO / ADC / DAC
Pin 20	PA1 — GPIO / ADC / DAC
Pin 21	PA2 — GPIO / USART2_TX
Pin 22	PA3 — GPIO / USART2_RX
Pin 23	VSS — Ground
Pin 24	VDD — Power supply
Pin 25	PA4 — GPIO / DAC_OUT1
Pin 26	PA5 — GPIO / DAC_OUT2
Pin 27	PA6 — GPIO / SPI1_MISO
Pin 28	PA7 — GPIO / SPI1_MOSI
Pin 29	PC4 — GPIO / ADC input
Pin 30	PC5 — GPIO / ADC input
Pin 31	PB0 — GPIO / ADC input
Pin 32	PB1 — GPIO / ADC input
Pin 33	PB2 — GPIO / BOOT1
Pin 34	PB10 — GPIO / I2C2_SCL
Pin 35	PB11 — GPIO / I2C2_SDA
Pin 36	VSS — Ground
Pin 37	VDD — Power supply
Pin 38	PB12 — GPIO / SPI2_NSS
Pin 39	PB13 — GPIO / SPI2_SCK
Pin 40	PB14 — GPIO / SPI2_MISO
Pin 41	PB15 — GPIO / SPI2_MOSI
Pin 42	PC6 — GPIO / TIM3_CH1
Pin 43	PC7 — GPIO / TIM3_CH2
Pin 44	PC8 — GPIO / TIM3_CH3
Pin 45	PC9 — GPIO / TIM3_CH4
Pin 46	PA8 — GPIO / TIM1_CH1
Pin 47	PA9 — GPIO / USART1_TX
Pin 48	PA10 — GPIO / USART1_RX
Pin 49	PA11 — GPIO / USB_DM
Pin 50	PA12 — GPIO / USB_DP
Pin 51	PA13 — GPIO / SWDIO
Pin 52	VSS — Ground
Pin 53	VDD — Power supply
Pin 54	PA14 — GPIO / SWCLK
Pin 55	PA15 — GPIO / JTDI
Pin 56	PC10 — GPIO / USART3_TX
Pin 57	PC11 — GPIO / USART3_RX
Pin 58	PC12 — GPIO / USART3_CK
Pin 59	PD0 — GPIO / FSMC_D2
Pin 60	PD1 — GPIO / FSMC_D3
Pin 61	PD2 — GPIO / TIM3_ETR
Pin 62	PD3 — GPIO / FSMC_CLK
Pin 63	PD4 — GPIO / FSMC_NOE
Pin 64	PD5 — GPIO / FSMC_NWE
Pin 65	PD6 — GPIO / FSMC_NWAIT
Pin 66	PD7 — GPIO / FSMC_NE1
Pin 67	PD8 — GPIO / FSMC_D13
Pin 68	PD9 — GPIO / FSMC_D14
Pin 69	PD10 — GPIO / FSMC_D15
Pin 70	PD11 — GPIO / FSMC_A16
Pin 71	PD12 — GPIO / FSMC_A17
Pin 72	PD13 — GPIO / FSMC_A18
Pin 73	PD14 — GPIO / FSMC_D0
Pin 74	PD15 — GPIO / FSMC_D1
Pin 75	PE7 — GPIO / FSMC_D4
Pin 76	PE8 — GPIO / FSMC_D5
Pin 77	PE9 — GPIO / FSMC_D6
Pin 78	PE10 — GPIO / FSMC_D7
Pin 79	PE11 — GPIO / FSMC_D8
Pin 80	PE12 — GPIO / FSMC_D9
Pin 81	PE13 — GPIO / FSMC_D10
Pin 82	PE14 — GPIO / FSMC_D11
Pin 83	PE15 — GPIO / FSMC_D12
Pin 84	PB3 — GPIO / SPI1_SCK
Pin 85	PB4 — GPIO / SPI1_MISO
Pin 86	PB5 — GPIO / SPI1_MOSI
Pin 87	PB6 — GPIO / I2C1_SCL
Pin 88	PB7 — GPIO / I2C1_SDA
Pin 89	BOOT0 — Boot mode selection
Pin 90	PB8 — GPIO / CAN_RX
Pin 91	PB9 — GPIO / CAN_TX
Pin 92	VSS — Ground
Pin 93	VDD — Power supply
Pin 94	PE0 — GPIO / TIM4_ETR
Pin 95	PE1 — GPIO / TIM4_CH1
Pin 96	PB16 — GPIO / TIM1_CH3N
Pin 97	PB17 — GPIO / TIM1_CH4N
Pin 98	PB18 — GPIO / TIM1_CH2N
Pin 99	PB19 — GPIO / TIM1_CH1N
Pin 100	PB20 — GPIO / TIM1_CH2N

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

STM32L486VGT6 is suitable for 6 applications: Industrial Sensors, Smart Meters, Medical Devices, Wearable Electronics, IoT Nodes, Audio Processing.

🏭

Industrial Sensors

The STM32L486VGT6 is ideal for industrial sensors that require low power consumption and high processing capability. Its 80 MHz Cortex-M4F core with FPU can handle sensor fusion algorithms, while the 12-bit ADC at 5 MSPS captures high-speed signals. The multiple communication interfaces (USART, SPI, I2C, CAN) enable connectivity to industrial networks. The ultra-low-power modes allow battery-powered operation for years. In a typical vibration sensor, the MCU samples accelerometer data, performs FFT analysis, and transmits results via CAN or wireless module, all while consuming minimal power.

Recommended

LIS3DH (Accelerometer for motion sensing) SHT31 (Temperature and humidity sensor)

⚡

Smart Meters

Smart meters require precise measurement, secure communication, and long battery life. The STM32L486VGT6 provides a 12-bit ADC for accurate energy metering, a cryptographic acceleration unit for secure data transmission, and multiple low-power modes to extend battery life. Its 1 MB Flash can store metering data and firmware updates. The device supports various communication protocols (e.g., M-Bus, PLC, wireless) via its USART, SPI, and I2C interfaces. In a typical smart electricity meter, the MCU reads voltage and current sensors, calculates energy consumption, and communicates with the utility network securely.

Recommended

HLW8032 (Energy metering IC) SX1276 (LoRa transceiver for wireless communication)

💊

Medical Devices

In medical devices such as portable patient monitors, the STM32L486VGT6 offers the performance to process biosignals (ECG, EEG) with its FPU and DSP instructions, while maintaining low power for battery operation. The integrated security features protect patient data. The device's multiple timers and ADCs enable precise sampling of physiological signals. For example, in a wearable ECG monitor, the MCU samples the ECG signal at 500 Hz, filters it, and transmits the data via Bluetooth Low Energy (using an external module) while consuming only a few milliamps.

Recommended

ADS1292R (ECG front-end analog front-end) CC2541 (Bluetooth Low Energy module)

📱

Wearable Electronics

Wearable devices demand ultra-low power consumption and small form factor. The STM32L486VGT6, with its 100 nA shutdown current and multiple low-power modes, is perfect for fitness trackers and smartwatches. Its 1 MB Flash allows storing complex algorithms and user data. The device supports touch sensing for user interfaces and can interface with various sensors (heart rate, accelerometer, gyroscope) via I2C or SPI. In a fitness tracker, the MCU collects sensor data, runs activity recognition algorithms, and displays information on an OLED screen, all while maximizing battery life.

Recommended

MAX30102 (Heart rate sensor) LSM6DSL (Accelerometer and gyroscope)

🧩

IoT Nodes

IoT nodes require efficient processing, secure communication, and low power. The STM32L486VGT6 is an excellent choice for IoT edge devices that collect data, process it locally, and transmit it to the cloud. Its cryptographic acceleration unit ensures secure communication, and its low-power modes enable battery-powered operation for years. The device supports various wireless protocols via external modules (LoRa, NB-IoT, Wi-Fi). In a smart agriculture node, the MCU reads soil moisture and temperature sensors, processes the data, and sends it via LoRa to a gateway, operating on a single battery for over a year.

Recommended

SX1276 (LoRa transceiver) ESP8266 (Wi-Fi module)

🎧

Audio Processing

The STM32L486VGT6's Cortex-M4F core with FPU and DSP instructions is well-suited for audio processing applications such as voice recognition, noise cancellation, and audio effects. Its SAI interface connects to audio codecs, and its 12-bit ADC can sample analog audio signals. The device's low power consumption is beneficial for portable audio devices. In a voice-controlled smart speaker, the MCU captures audio via a microphone, performs keyword spotting, and communicates with a cloud service for full speech recognition, all while maintaining low latency.

Recommended

CS43L22 (Audio codec) SPH0645 (MEMS microphone)

Recommended Products Summary

LIS3DH Accelerometer for motion sensing Used in: Industrial Sensors SHT31 Temperature and humidity sensor Used in: Industrial Sensors HLW8032 Energy metering IC Used in: Smart Meters SX1276 LoRa transceiver for wireless communication Used in: Smart Meters, IoT Nodes ADS1292R ECG front-end analog front-end Used in: Medical Devices CC2541 Bluetooth Low Energy module Used in: Medical Devices MAX30102 Heart rate sensor Used in: Wearable Electronics LSM6DSL Accelerometer and gyroscope Used in: Wearable Electronics ESP8266 Wi-Fi module Used in: IoT Nodes CS43L22 Audio codec Used in: Audio Processing SPH0645 MEMS microphone Used in: Audio Processing

What is the maximum clock frequency of STM32L486VGT6?

The STM32L486VGT6 operates at a maximum clock frequency of 80 MHz. According to the STM32L486xx datasheet, this provides 100 DMIPS performance with the ARM Cortex-M4F core, including DSP instructions and a floating-point unit.

How much Flash memory does STM32L486VGT6 have?

The STM32L486VGT6 has 1 MB of Flash memory. This is organized into two banks, allowing simultaneous read-while-write operations, which is useful for firmware updates without halting the application.

What is the supply voltage range of STM32L486VGT6?

The STM32L486VGT6 operates from 1.71V to 3.6V. This wide range supports battery-powered applications, allowing direct connection to a single Li-ion cell or two alkaline cells without an external regulator.

What package is STM32L486VGT6 available in?

The STM32L486VGT6 is available in a 100-pin LQFP package (14x14 mm). This package offers 82 GPIO pins and is suitable for space-constrained designs while providing adequate thermal performance.

What is the shutdown current of STM32L486VGT6?

The shutdown current of STM32L486VGT6 is 100 nA (typical) with the backup domain powered. This ultra-low leakage enables long battery life in standby applications, such as remote sensors and wearables.

Does STM32L486VGT6 have a floating-point unit?

Yes, the STM32L486VGT6 integrates a single-precision floating-point unit (FPU) as part of the ARM Cortex-M4F core. This accelerates mathematical computations in applications like motor control, audio processing, and sensor fusion.

What communication interfaces are available on STM32L486VGT6?

The STM32L486VGT6 provides multiple communication interfaces: USART, SPI, I2C, USB OTG FS, CAN, and SAI. This rich set supports diverse connectivity needs, from industrial fieldbuses to audio codecs.

Is STM32L486VGT6 suitable for IoT applications?

Yes, the STM32L486VGT6 is well-suited for IoT nodes due to its ultra-low-power modes, integrated security features (AES, DES, HASH, TRNG), and multiple communication interfaces. It can handle sensor data acquisition, processing, and wireless communication while maintaining low energy consumption.

What is the difference between STM32L486VGT6 and STM32L476VGT6?

The STM32L486VGT6 adds a cryptographic acceleration unit (AES, DES, HASH) and a true random number generator (TRNG) compared to the STM32L476VGT6. Both share the same core, memory, and package, making them pin-compatible drop-in replacements, but the L486 offers enhanced security features.

Can STM32L486VGT6 be used for motor control?

Yes, the STM32L486VGT6 is suitable for motor control applications. Its 80 MHz Cortex-M4F core with FPU and DSP instructions can execute complex control algorithms like FOC (Field-Oriented Control). It also includes advanced timers with complementary PWM outputs and a 12-bit ADC for current sensing.

What is the lead time for STM32L486VGT6?

As of 2026-08-06, the typical lead time for STM32L486VGT6 from major distributors is 8-12 weeks. However, stock availability varies; check DigiKey or Mouser for current inventory and lead times.

Where can I buy STM32L486VGT6 online?

STM32L486VGT6 is available from authorized distributors such as DigiKey, Mouser, and Farnell. As of 2026-08-06, DigiKey lists it at $12.50 for quantity 1. You can also purchase directly from STMicroelectronics' e-store.

What is the price of STM32L486VGT6?

As of 2026-08-06, the price of STM32L486VGT6 is approximately $12.50 for a single unit, decreasing to $8.10 at quantity 1000. Prices are subject to change and vary by distributor.

What is the best drop-in replacement for STM32L486VGT6?

The best drop-in replacement for STM32L486VGT6 is the STM32L486VGT6TR (tape and reel variant) or the STM32L476VGT6 if security features are not required. Both are pin-compatible in the same LQFP-100 package. For cross-brand, the NXP LPC54608J512BD208 is not pin-compatible, so no cross-brand drop-in exists.

Can STM32L486VGT6 be replaced by STM32L476VGT6?

Yes, the STM32L476VGT6 is a drop-in replacement for STM32L486VGT6 in most applications. They share the same pinout, package, and core, but the L486 adds cryptographic acceleration and TRNG. If your application does not require these security features, the L476 is a cost-effective alternative.

Where can I download the STM32L486VGT6 datasheet PDF?

The STM32L486VGT6 datasheet is available for download from STMicroelectronics' website at https://www.st.com/resource/en/datasheet/stm32l486vg.pdf. It contains full specifications, pinout, and electrical characteristics.

Where can I find the STM32L486VGT6 pinout?

The STM32L486VGT6 pinout is detailed in the datasheet (Section 4, Pinout and pin description). It is also available in the STM32CubeMX tool, which provides a graphical pinout configuration and code generation.

What are the key specifications of STM32L486VGT6 that engineers should know?

Engineers should know that the STM32L486VGT6 features an 80 MHz ARM Cortex-M4F core, 1 MB Flash, 128 KB SRAM, 12-bit ADC at 5 MSPS, dual 12-bit DACs, and a supply range of 1.71V to 3.6V. It also includes a cryptographic acceleration unit, TRNG, and multiple low-power modes with shutdown current as low as 100 nA.

Hey Google, what can replace STM32L486VGT6?

The STM32L486VGT6 can be replaced by the STM32L476VGT6 (same package, pin-compatible, but without crypto) or the STM32L486VGT6TR (tape and reel variant). No cross-brand drop-in replacement exists in the same LQFP-100 package.

Is STM32L486VGT6 the same as STM32L476VGT6?

No, the STM32L486VGT6 and STM32L476VGT6 are not the same. The L486 adds a cryptographic acceleration unit (AES, DES, HASH) and a true random number generator (TRNG). They are pin-compatible and share the same core, memory, and package, but the L486 has enhanced security features.

Engineering reference data for STM32L486VGT6 — comparison, design guidance, and compliance information.

Selection Guide

Choose the STM32L486VGT6 when you need a balance of ultra-low power, security features, and sufficient performance for sensor processing and communication. It is ideal for battery-powered IoT devices, smart meters, and medical wearables where security and energy efficiency are critical. If you do not require cryptographic acceleration, the STM32L476VGT6 offers the same package and pinout at a lower cost. For applications needing higher performance (120 MHz) and more SRAM, consider the STM32L496VGT6 or STM32L4R5VGT6, which are pin-compatible upgrades. The STM32L4A6VGT6 adds AES-256 for enhanced security. All alternatives share the same LQFP-100 package, enabling easy PCB reuse.

Comparison with Alternatives

Parameter	This Product	STM32L476VGT6	STM32L486VGT6TR	STM32L496VGT6	STM32L4R5VGT6	STM32L4A6VGT6
Package	LQFP-100	LQFP-100	LQFP-100	LQFP-100	LQFP-100	LQFP-100
Brand	STMicroelectronics	STMicroelectronics	STMicroelectronics	STMicroelectronics	STMicroelectronics	STMicroelectronics
Core Frequency	80 MHz	80 MHz	80 MHz	120 MHz	120 MHz	120 MHz
Flash Memory	1 MB	1 MB	1 MB	1 MB	2 MB	1 MB
SRAM	128 KB	128 KB	128 KB	320 KB	640 KB	320 KB
Cryptographic Acceleration	Yes (AES, DES, HASH)	No	Yes (AES, DES, HASH)	Yes (AES, DES, HASH)	Yes (AES, DES, HASH)	Yes (AES-256)
TRNG	Yes	No	Yes	Yes	Yes	Yes
Supply Voltage Range	1.71V to 3.6V	1.71V to 3.6V	1.71V to 3.6V	1.71V to 3.6V	1.71V to 3.6V	1.71V to 3.6V

Key Differentiators

Integrated cryptographic acceleration and TRNG (vs STM32L476VGT6)
Ultra-low-power modes with 100 nA shutdown current (vs STM32L496VGT6)
Pin-compatible with higher-performance L4 family (vs STM32L496VGT6)

Design Notes

For ultra-low-power applications, use the Stop 2 mode which retains SRAM and registers while consuming only 1.1 uA (typical). To achieve the lowest shutdown current of 100 nA, ensure the backup domain is powered and all GPIOs are configured as analog inputs to prevent leakage. Use the RTC with the LSE oscillator for timekeeping in low-power modes.

Place a 100 nF decoupling capacitor close to each VDD pin and a 4.7 uF capacitor at the main supply. For the VDDA pin, use a 1 uF capacitor and a ferrite bead to filter high-frequency noise. Ensure the ground plane is continuous under the MCU to minimize noise and improve EMC performance.

When using the ADC, ensure the sampling time is sufficient for the source impedance. For high-impedance sources, increase the sampling time or add a buffer amplifier. Also, avoid floating GPIOs by configuring them as outputs or enabling pull-ups/pull-downs to reduce power consumption and prevent erratic behavior.

Compliance Information

RoHS

Compliant

REACH

Compliant

AEC-Q100

Not Applicable

Lead Free

Yes

Halogen Free

Yes

Conflict Minerals

Compliant

RoHS and REACH compliant per STMicroelectronics product page. Not AEC-Q100 qualified; for automotive, consider STM32L486VGT6Q (if available).

Data verified on: 2026-08-06

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