STM32L4R9ZIY6PTR

This product features an Arm 32-bit Cortex-M4 CPU with FPU, equipped with an Adaptive Real-Time Accelerator (ART Accelerator), supporting zero-wait-state Flash execution at up to 120MHz, with MPU, 150 DMIPS/1.25 DMIPS/MHz (Dhrystone 2.1), and DSP instructions. Available in multiple package options: LQFP144 (20×20), UFBGA169 (7×7), WLCSP144, LQFP100 (14×14), UFBGA144 (10×10), and UFBGA132 (7×7).

Key features

• Ultra-low-power with FlexPowerControl
• 1.71V to 3.6V power supply
• -40°C to 85/125°C temperature range
• Batch acquisition mode (BAM)
• 305 nA in VBAT mode: supply for RTC and 32x32-bit backup registers
• 33 nA Shutdown mode (5 wakeup pins)
• 125 nA Standby mode (5 wakeup pins)
• 420 nA Standby mode with RTC
• 2.8 μA Stop 2 with RTC
• 110 μA/MHz Run mode (LDO mode)
• 43 μA/MHz Run mode (@3.3V SMPS mode)
• 5 μs wakeup from Stop mode
• Brownout 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 120 MHz, MPU, 150 DMIPS/1.25 DMIPS/MHz (Dhrystone 2.1), and DSP instructions
• Performance benchmark 1.25 DMIPS/MHz (Drystone 2.1) 409.20 Coremark® (3.41 Coremark/MHz @120 MHz)
• Energy benchmark 233 ULPMark™CP score 56.5 ULPMark™PP score
• 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
• RTC with HW calendar, alarms and calibration
• Up to 24 capacitive sensing channels: support touchkey, linear and rotary touch sensors
• Advanced graphics features: Chrom-ART Accelerator (DMA2D) for enhanced graphic content creation, Chrom-GRC (GFXMMU) allowing up to 20% of graphic resources optimization, MIPI DSI Host controller with two DSI lanes running at up to 500 Mbits/s each, LCD-TFT controller
• 16x timers: 2x16-bit advanced motor-control, 2x32-bit and 5x16-bit general purpose, 2x 16-bit basic, 2x low-power 16-bit timers (available in Stop mode), 2x watchdogs, SysTick timer
• Up to 136 fast I/Os, most 5 V-tolerant, up to 14 I/Os with independent supply down to 1.08 V
• Memories: 2-Mbyte Flash, 2 banks read-while-write, proprietary code readout protection, 640 Kbytes of SRAM including 64 Kbytes with hardware parity check, External memory interface for static memories supporting SRAM, PSRAM, NOR, NAND and FRAM memories, 2 x OctoSPI memory interface
• 4x digital filters for sigma delta modulator
• Rich analog peripherals (independent supply): 12-bit ADC 5 Msps, up to 16-bit with hardware oversampling, 200 μA/Msps, 2x 12-bit DAC, 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, 6x USARTs (ISO 7816, LIN, IrDA, modem), 3x SPIs (5x SPIs with the dual OctoSPI), CAN (2.0B Active) and SDMMC
• 14-channel DMA controller
• True random number generator
• CRC calculation unit, 96-bit unique ID
• 8- to 14-bit camera interface up to 32 MHz (black and white) or 10 MHz (color)
• Development support: serial wire debug (SWD), JTAG, Embedded Trace Macrocell (ETM)