STM32L452CEU6 STM32 32-bit Arm Cortex MCUs by STMicroelectronics
Ultra-low-power with FPU Arm Cortex-M4 MCU 80 MHz with 512 kbytes of Flash memory, USB Device, DFSDM
| Status: | Active |
|---|---|
| Series: | STM32L452CE |
| RoHS: | Compliant |
Where to Buy
Prices starting from US$3.21
| Distributor | Stock | ||
|---|---|---|---|
|
Farnell
from US$3.90
|
6,046
in stock
|
Buy Now |
|
Chip One Stop
from US$3.82
|
6,190
in stock
|
Buy Now |
|
element14
from US$4.76
|
6,161
in stock
|
Buy Now |
|
Avnet America
from US$3.23
|
2,787
in stock
|
Buy Now |
|
Avnet Silica
-
|
19,760
in stock
|
Buy Now |
|
EBV Elektronik
-
|
1,820
in stock
|
Buy Now |
|
Future Electronics
from US$3.21
|
-
|
Buy Now |
| Buy Now |
Features
| Ultra-low-power with FlexPowerControl 1.71 V to 3.6 V power supply -40 °C to 85/125 °C temperature range 145 nA in VBAT mode: supply for RTC and 32x32-bit backup registers 22 nA Shutdown mode (5 wakeup pins) 106 nA Standby mode (5 wakeup pins) 375 nA Standby mode with RTC 2.05 µA Stop 2 mode, 2.40 µA with RTC 84 µA/MHz run mode (LDO Mode) 36 μA/MHz run mode (@3.3 V SMPS Mode) Batch acquisition mode (BAM) 4 µs wakeup from Stop mode Brown out reset (BOR) Interconnect matrix |
| 1.71 V to 3.6 V power supply |
| -40 °C to 85/125 °C temperature range |
| 145 nA in VBAT mode: supply for RTC and 32x32-bit backup registers |
| 22 nA Shutdown mode (5 wakeup pins) |
| 106 nA Standby mode (5 wakeup pins) |
| 375 nA Standby mode with RTC |
| 2.05 µA Stop 2 mode, 2.40 µA with RTC |
| 84 µA/MHz run mode (LDO Mode) |
| 36 μA/MHz run mode (@3.3 V SMPS Mode) |
| Batch acquisition mode (BAM) |
| 4 µs wakeup from Stop mode |
| Brown out reset (BOR) |
| 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 and DSP instructions |
| Performance benchmark 1.25 DMIPS/MHz (Drystone 2.1) 273.55 CoreMark® (3.42 CoreMark/MHz @ 80 MHz) |
| 1.25 DMIPS/MHz (Drystone 2.1) |
| 273.55 CoreMark® (3.42 CoreMark/MHz @ 80 MHz) |
| Energy benchmark 335 ULPMark™ CP score 104 ULPMark™ PP score |
| 335 ULPMark™ CP score |
| 104 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 2 PLLs for system clock, audio, ADC |
| 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 |
| 2 PLLs for system clock, audio, ADC |
| Up to 83 fast I/Os, most 5 V-tolerant |
| RTC with HW calendar, alarms and calibration |
| Up to 21 capacitive sensing channels: support touchkey, linear and rotary touch sensors |
| 12x timers: 1x 16-bit advanced motor-control, 1x 32-bit and 3x 16-bit general purpose, 2x 16-bit basic, 2x low-power 16-bit timers (available in Stop mode), 2x watchdogs, SysTick timer |
| Memories Up to 512 KB single bank Flash, proprietary code readout protection 160 KB of SRAM including 32 KB with hardware parity check Quad SPI memory interface |
| Up to 512 KB single bank Flash, proprietary code readout protection |
| 160 KB of SRAM including 32 KB with hardware parity check |
| Quad SPI memory interface |
| Rich analog peripherals (independent supply) 1x 12-bit ADC 5 Msps, up to 16-bit with hardware oversampling, 200 µA/Msps 1x 12-bit DAC output channels, low-power sample and hold 1x operational amplifier with built-in PGA 2x ultra-low-power comparators Accurate 2.5 V or 2.048 V reference voltage buffered output |
| 1x 12-bit ADC 5 Msps, up to 16-bit with hardware oversampling, 200 µA/Msps |
| 1x 12-bit DAC output channels, low-power sample and hold |
| 1x operational amplifier with built-in PGA |
| 2x ultra-low-power comparators |
| Accurate 2.5 V or 2.048 V reference voltage buffered output |
| 17x communication interfaces USB 2.0 full-speed crystal less solution with LPM and BCD 1x SAI (serial audio interface) 4x I2C FM+(1 Mbit/s), SMBus/PMBus 3x USARTs (ISO 7816, LIN, IrDA, modem) 1x UART (LIN, IrDA, modem) 1x LPUART (Stop 2 wake-up) 3x SPIs (and 1x Quad SPI) CAN (2.0B Active) and SDMMC interface IRTIM (Infrared interface) |
| USB 2.0 full-speed crystal less solution with LPM and BCD |
| 1x SAI (serial audio interface) |
| 4x I2C FM+(1 Mbit/s), SMBus/PMBus |
| 3x USARTs (ISO 7816, LIN, IrDA, modem) |
| 1x UART (LIN, IrDA, modem) |
| 1x LPUART (Stop 2 wake-up) |
| 3x SPIs (and 1x Quad SPI) |
| CAN (2.0B Active) and SDMMC interface |
| 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™ |
| All packages are ECOPACK2® compliant |
Last 6 months Inventory & Pricing History
Resources
Product Specifications |
|---|
| DS11912 Ultra-low-power Arm® Cortex®-M4 32-bit MCU+FPU, 100DMIPS, up to 512KB Flash, 160KB SRAM, analog, audio, ext. SMPS |
Programming Manuals |
|---|
| PM0214 STM32 Cortex®-M4 MCUs and MPUs programming manual |
Errata Sheets |
|---|
| ES0388 STM32L452xx device errata |
Design Notes & Tips |
|---|
| DT0117 MIcrophone array beamforming in the PCM and PDM domain |
Magazine Articles |
|---|
| Design & Elektronik - August 2017 |
| Design & Elektronik magazine - Benchmark ULPBench debunked |
Alternative Descriptions
| MCU, ARM CORTEX-M4, 80MHZ, UFQFPN-48 | element14 |
| HighEnd MCU | Avnet America |
| ARM Cortex-M4 STM32L4 MCU IC 32-Bit 80MHz 512KB (512K x 8) FLASH 48-UQFN (7x7) | Future Electronics |
Frequently Asked Questions
Where can I find additional details, specifications and documents for a STM32L452CEU6?
Additional datasheets, footprints and schematics for STM32L452CEU6 are listed on our Part Details page. You can also find images and similar parts to STM32L452CEU6 on this page.
What pricing and inventory information can I view?
Distributor pricing and stock information is available for STM32L452CEU6 on our Product Comparison page. Access via the 'View Pricing & Stock' button to view STM32L452CEU6 price breaks, MOQs, lead times, inventory and SKUs from distributors.
What category does STM32L452CEU6 fall under?
The STM32L452CEU6 is listed under Microcontrollers & Microprocessors > STM32 32-bit Arm Cortex MCUs > STM32 Ultra Low Power MCUs > STM32L4 Series > STM32L4x2.
Can I view similar or alternative parts?
You can view similar parts to STM32L452CEU6 when available in the STM32L4x2 range under the specifications section at the bottom of the details page.
Who can I contact for technical support of the product?
Submit any questions directly to the customer support team of the distributor listing the product. For the STM32L452CEU6 you can contact the distributor directly for product support, shipping queries etc.
Is the STM32L452CEU6 RoHS compliant?
Yes. This part has been flagged as RoHS Compliant by STMicroelectronics.
Which authorised distributors for STM32L452CEU6 have stock available?
Authorised distributors including Chip One Stop, element14, Farnell, Avnet America and Avnet Silica have stock available or on a lead time for STM32L452CEU6.
How do I check stock and lead times for all distributors?
Stock availability and lead times will be displayed for STM32L452CEU6 often in real-time on the comparison pages.
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