STM32L4A6RGT7
Microcontrollers (MCU/MPU)
Manufacturer
MPN
STM32L4A6RGT7
Product Type
Core Processor
ARM Cortex-M4
Maximum Clock Speed
80 MHz
Package / Case
LQFP-64(10x10)
Datasheet
Key Attributes
Ultra-low power 80 MHz Arm Cortex-M4 MCU with FPU, featuring 1 MB Flash memory, USB OTG, LCD, AES-256, and DFSDM
Technical Specifications
| Type | Description |
|---|---|
| Core Processor | ARM Cortex-M4 |
| Core Size | 32 bit |
| Maximum Clock Speed | 80 MHz |
| Program Storage Size | 1 MB |
| Number of I/O | 52 |
| Flash Type | FLASH |
| ADC (Bit) | 12 bit |
| Type | Description |
|---|---|
| Oscillator Type | Built-in |
| EEPROM | - |
| DAC (Bit) | 12 bit |
| Operating Temperature | -40°C~+105°C |
| Supply Voltage | 1.71V~3.6V |
| Package / Case | LQFP-64(10x10) |
Product Introduction
Ultra-low-power Arm Cortex-M4 32-bit MCU+FPU, 100DMIPS, 1MB Flash, 320KB SRAM, with USB OTG FS, audio, AES+HASH encryption, and external SMPS support.
Features
- Ultra-low-power with FlexPowerControl 1.71 V to 3.6 V power supply, -40 °C to 85/125 °C temperature range
- 320 nA in VBAT mode: supply for RTC and 32x32-bit backup registers
- 25 nA Shutdown mode (5 wakeup pins)
- 108 nA Standby mode (5 wakeup pins)
- 426 nA Standby mode with RTC
- 91 µA/MHz run mode (LDO mode)
- 37 μA/MHz run mode (at 3.3 V SMPS mode)
- Batch acquisition mode (BAM)
- 5 µs wakeup from Stop mode
- Brown out reset (BOR) in all modes except shutdown
- Interconnect matrix
- Core: Arm 32-bit Cortex-M4 CPU with FPU, Adaptive real-time accelerator (ART Accelerator) allowing 0-wait-state execution from Flash memory, frequency up to 80 MHz, MPU, 100 DMIPS and DSP instructions
- Performance benchmark: 1.25 DMIPS/MHz (Drystone 2.1), 273.55 Coremark (3.42 Coremark/MHz at 80 MHz)
- Energy benchmark: 279 ULPMark CP score, 80.2 ULPMark PP score
- 16 timers: 2x 16-bit advanced motor-control, 2x 32-bit and 5x 16-bit general purpose, 2x 16-bit basic, 2x low-power 16-bit timers (available in Stop mode), 2x watchdogs, SysTick timer
- RTC with HW calendar, alarms and calibration
- Up to 136 fast I/Os, most 5 V-tolerant, up to 14 I/Os with independent supply down to 1.08 V
- Dedicated Chrom-ART Accelerator for enhanced graphic content creation (DMA2D)
- 8- to 14-bit camera interface up to 32 MHz (black & white) or 10 MHz (color)
- Encryption hardware accelerator: AES (128/256-bit key), HASH (SHA-256)
- Memories: 1 MB Flash, 2 banks read-while-write, proprietary code readout protection
- 320 KB of SRAM including 64 KB with hardware parity check
- External memory interface for static memories supporting SRAM, PSRAM, NOR and NAND memories
- Dual-flash Quad SPI memory interface
- Clock sources: 4 to 48 MHz crystal oscillator, 32 kHz crystal oscillator for RTC (LSE), Internal 16 MHz factory-trimmed RC (±1%), Internal low-power 32 kHz RC (±5%), Internal multispeed 100 kHz to 48 MHz oscillator, auto-trimmed by LSE (better than ±0.25% accuracy), Internal 48 MHz with clock recovery, 3 PLLs for system clock, USB, audio, ADC
- LCD 8x40 or 4x44 with step-up converter
- Up to 24 capacitive sensing channels: support touchkey, linear and rotary touch sensors
- 4x digital filters for sigma delta modulator
- Rich analog peripherals (independent supply): 3x 12-bit ADCs 5 Msps, up to 16-bit with hardware oversampling, 200 µA/Msps, 2x 12-bit DAC output channels, low-power sample and hold, 2x operational amplifiers with built-in PGA, 2x ultra-low-power comparators
- 20x communication interfaces: USB OTG 2.0 full-speed, LPM and BCD, 2x SAIs (serial audio interface), 4x I²C FM+(1 Mbit/s), SMBus/PMBus, 5x U(S)ARTs (ISO 7816, LIN, IrDA, modem), 1x LPUART, 3x SPIs (4x SPIs with the Quad SPI), 2x CANs (2.0B Active) and SDMMC, SWPMI single wire protocol master I/F, IRTIM (Infrared interface)
- 14-channel DMA controller
- True random number generator
- CRC calculation unit, 96-bit unique ID
- Development support: serial wire debug (SWD), JTAG, Embedded Trace Macrocell
Datasheet
Alternative Parts
Common STM32L4A6RGT7 alternatives overseas buyers search for:
Compliance & Export Codes
| Type | Details |
|---|---|
| RoHS | ROHS3 |
| ECCN | 5A992C |
| Type | Details |
|---|---|
| CNHTS | 8542319090 |
Sourcing Information
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