STM32L4S9AI
STM32L4S9AI is Ultra-low-power Arm Cortex-M4 32-bit MCU+FPU manufactured by STMicroelectronics.
- Part of the STM32L4S5VI comparator family.
- Part of the STM32L4S5VI comparator family.
STM32L4S5xx STM32L4S7xx STM32L4S9xx
Ultra-low-power Arm® Cortex®-M4 32-bit MCU+FPU, 150DMIPS, up to 2MB Flash, 640KB SRAM, LCD-TFT & MIPI DSI, AES+HASH
Datasheet- production data
Features
- Ultra-low-power with Flex Power Control
- 1.71 V to 3.6 V power supply
- -40 °C to 85/125 °C temperature range
- Batch acquisition mode (BAM)
- 305 n A in VBAT mode: supply for RTC and 32x32-bit backup registers
- 33 n A Shutdown mode (5 wakeup pins)
- 125 n A Standby mode (5 wakeup pins)
- 420 n A Standby mode with RTC
- 2.8 μA Stop 2 with RTC
- 110 μA/MHz Run 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 Core Mark® (3.41 Core Mark/MHz @120 MHz)
- Energy benchmark
- 233 ULPMark™CP score
- 56.5 ULPMark™PP score
- Clock sources
- 4 to 48 MHz crystal oscillator
- 32 k Hz crystal oscillator for RTC (LSE)
- Internal 16 MHz factory-trimmed RC (±1%)
- Internal low-power 32 k Hz RC (±5%)
- Internal multispeed 100 k Hz to 48 MHz oscillator, auto-trimmed by LSE (better than ±0.25 %...
