STM32L471QEI7TR

Ultra-low-power with FPU Arm Cortex-M4 MCU 80 MHz with 512 Kbytes of Flash memory, DFSDM

Parameters

Supply Voltage Min Volt	1.71
Supply Voltage Max Volt	3.6
Operating Temp Min Celsius	-40.0
Operating Temp Max Celsius	105.0
Core	Arm Cortex-M4
ECCN US	3A991.a.2
ECCN EU	NEC
Packing Type	Tape And Reel
RoHs compliant	Ecopack2
Grade	Industrial
Package Name	UFBGA 132 7x7x0.6 P 0.5 mm

Description

The STM32L471xx devices are the ultra-low-power microcontrollers based on the high-performance ARM® Cortex®-M4 32-bit RISC core operating at a frequency of up to 80 MHz. The Cortex-M4 core features a Floating point unit (FPU) single precision which supports all ARM single-precision...
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Key features

Key features
Ultra-low-power with FlexPowerControl 1.71 V to 3.6 V power supply -40 °C to 85/105/125 °C temperature range 300 nA in VBAT mode: supply for RTC and 32x32-bit backup registers 30 nA Shutdown mode (5 wakeup pins) 120 nA Standby mode (5 wakeup pins) 420 nA Standby mode with RTC 1.1 μA Stop 2 mode, 1.4 μA Stop 2 with RTC 100 μA/MHz run mode Batch acquisition mode (BAM) 4 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, 100DMIPS/1.25DMIPS/MHz (Dhrystone 2.1), and DSP instructions 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) 3 PLLs for system clock, audio, ADC RTC with HW calendar, alarms and calibration Up to 24 capacitive sensing channels: support touchkey, linear and rotary touch sensors 16x timers: 2 x 16-bit advanced motor-control, 2 x 32-bit and 5 x 16-bit general purpose, 2x 16-bit basic, 2x low-power 16-bit timers (available in Stop mode), 2x watchdogs, SysTick timer Up to 114 fast I/Os, most 5 V-tolerant, up to 14 I/Os with independent supply down to 1.08 V Memories Up to 1 MB Flash, 2 banks read-while-write, proprietary code readout protection Up to 128 KB of SRAM including 32 KB with hardware parity check External memory interface for static memories supporting SRAM, PSRAM, NOR and NAND memories Quad SPI memory interface 4x digital filters for sigma delta modulator Rich analog peripherals (independent supply) 3× 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 17x communication interfaces 2x SAIs (serial audio interface) 3x I2C FM+(1 Mbit/s), SMBus/PMBus 6x USARTs (ISO 7816, LIN, IrDA, modem) 3x SPIs (4x SPIs with the Quad SPI) CAN (2.0B Active) and SDMMC interface SWPMI single wire protocol master I/F 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™

Out of Stock

Quantity	$ per unit	Savings
1-9	$9.11	15%
10-24	$8.23	23%
25-99	$7.85	26%
100-249	$6.82	36%
250-499	$6.51	39%
500-999	$5.94	44%
1000-10000	$5.17	52%
10000 +	Contact sales

Special Price $9.11 Regular Price $10.66

Parameters

Supply Voltage Min Volt	1.71
Supply Voltage Max Volt	3.6
Operating Temp Min Celsius	-40.0
Operating Temp Max Celsius	105.0
Core	Arm Cortex-M4
ECCN US	3A991.a.2
ECCN EU	NEC
Packing Type	Tape And Reel
RoHs compliant	Ecopack2
Grade	Industrial
Package Name	UFBGA 132 7x7x0.6 P 0.5 mm

Description

Key features

Key features
Ultra-low-power with FlexPowerControl 1.71 V to 3.6 V power supply -40 °C to 85/105/125 °C temperature range 300 nA in VBAT mode: supply for RTC and 32x32-bit backup registers 30 nA Shutdown mode (5 wakeup pins) 120 nA Standby mode (5 wakeup pins) 420 nA Standby mode with RTC 1.1 μA Stop 2 mode, 1.4 μA Stop 2 with RTC 100 μA/MHz run mode Batch acquisition mode (BAM) 4 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, 100DMIPS/1.25DMIPS/MHz (Dhrystone 2.1), and DSP instructions 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) 3 PLLs for system clock, audio, ADC RTC with HW calendar, alarms and calibration Up to 24 capacitive sensing channels: support touchkey, linear and rotary touch sensors 16x timers: 2 x 16-bit advanced motor-control, 2 x 32-bit and 5 x 16-bit general purpose, 2x 16-bit basic, 2x low-power 16-bit timers (available in Stop mode), 2x watchdogs, SysTick timer Up to 114 fast I/Os, most 5 V-tolerant, up to 14 I/Os with independent supply down to 1.08 V Memories Up to 1 MB Flash, 2 banks read-while-write, proprietary code readout protection Up to 128 KB of SRAM including 32 KB with hardware parity check External memory interface for static memories supporting SRAM, PSRAM, NOR and NAND memories Quad SPI memory interface 4x digital filters for sigma delta modulator Rich analog peripherals (independent supply) 3× 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 17x communication interfaces 2x SAIs (serial audio interface) 3x I2C FM+(1 Mbit/s), SMBus/PMBus 6x USARTs (ISO 7816, LIN, IrDA, modem) 3x SPIs (4x SPIs with the Quad SPI) CAN (2.0B Active) and SDMMC interface SWPMI single wire protocol master I/F 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™