STM32L431RCT6 ARM Microcontrollers – MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes nke Flash
♠ Nkọwa ngwaahịa
| Njirimara ngwaahịa | Uru Njirimara |
| Onye nrụpụta: | STMicroelectronics |
| Otu ngwaahịa: | ARM Microcontrollers - MCU |
| RoHS: | Nkọwa |
| Usoro: | STM32L431RC |
| Ụdị nrịgo: | SMD/SMT |
| Ngwungwu / Akpa: | LQFP-64 |
| Isi: | ARM Cortex M4 |
| Nha ebe nchekwa mmemme: | 256kB |
| Ogologo ụgbọ ala data: | 32 bit |
| Mkpebi ADC: | 12 bit |
| Ugboro elekere kacha elu: | 80 MHz |
| Ọnụọgụ nke I/Os: | 52 I/O |
| Nha RAM data: | 64kB |
| Voltaji Na-eweta - Obere: | 1.71 V |
| Voltaji na-eweta - Nke kachasị: | 3.6 V |
| Okpomọkụ arụ ọrụ kacha nta: | - 40 C |
| Okpomọkụ arụ ọrụ kacha: | + 85 C |
| Nkwakọ ngwaahịa: | Tray |
| Akara: | STMicroelectronics |
| Mkpebi DAC: | 12 bit |
| Ụdị RAM data: | SRAM |
| Ụdị ihu: | CAN, I2C, LPUART, SAI, SPI, USART |
| Mmiri nwere mmetụta: | Ee |
| Ọnụọgụ nke ọwa ADC: | Ọwa 16 |
| Ọnụọgụ nke Ngụ oge/Ngụkọta: | 11 Ngụ oge |
| Usoro nhazi: | STM32L4 |
| Ngwaahịa: | MCU+FPU |
| Ụdị ngwaahịa: | ARM Microcontrollers - MCU |
| Ụdị ebe nchekwa mmemme: | Flash |
| Ọnụọgụ ngwugwu ụlọ ọrụ: | 960 |
| ngalaba: | Microcontrollers - MCU |
| Aha ahia: | STM32 |
| Oge nche nche: | Watchdog Timer, Windowed |
| Ibu nkeji: | 0,012335 oz |
♠ Ultra-low-power Arm® Cortex®-M4 32-bit MCU + FPU, 100DMIPS, ruo 256KB Flash, 64KB SRAM, analọg, ọdịyo
Ngwa STM32L431xx bụ ndị na-ahụ maka microcontrollers dị oke ala dabere na arụmarụ dị elu Arm® Cortex®-M4 32-bit RISC core na-arụ ọrụ na ugboro ruru 80 MHz.Isi Cortex-M4 na-egosi otu nkenke nkenke nke na-akwado Arm® otu-nkenke data-nhazi data na ụdị data.Ọ na-arụkwa ọrụ ntuziaka DSP zuru oke yana ngalaba nchekwa nchekwa (MPU) nke na-eme ka nchekwa ngwa dịkwuo elu.
Ngwa STM32L431xx tinyere ncheta ọsọ ọsọ (Flash ebe nchekwa ruo 256 Kbyte, 64 Kbyte nke SRAM), Quad SPI flash memories interface (dị na ngwugwu niile) yana ọtụtụ ụdị nkwalite I/Os na mpụta ejikọrọ na ụgbọ ala APB abụọ. , ụgbọ ala AHB abụọ na nnukwu ụgbọ ala 32-bit multi-AHB.
Ngwa STM32L431xx tinyere ọtụtụ usoro nchebe maka ebe nchekwa Flash agbakwunyere na SRAM: nchedo ịgụ ihe, ide ihe nchedo, nchedo koodu ịgụ akwụkwọ na Firewall.
Ngwa ndị a na-enye ngwa ngwa 12-bit ADC (5 Msps), ndị comparators abụọ, otu amplifier arụ ọrụ, ọwa DAC abụọ, ihe nchekwa voltaji dị n'ime, RTC dị ala, otu ngụ oge 32-bit n'ozuzu, otu 16-bit. Ngụ oge PWM raara onwe ya nye na njikwa moto, ihe ngụ oge 16-bit izugbe anọ, yana ngụ oge dị obere 16-bit.
• Ultra-obere ike na FlexPowerControl
– 1.71 V ka 3.6 V ike ọkọnọ
- -40 Celsius C ruo 85/105/125 Celsius oke okpomọkụ
- 200 nA na ọnọdụ VBAT: ọkọnọ maka RTC na ndekọ ndabere 32 × 32-bit
- Ọnọdụ mmechi 8 nA (ntụtụ edemede ise)
- Ọnọdụ njikere 28 nA (ntụtụ edemede ise)
- 280 nA ọnọdụ njikere na RTC
- 1.0 µA Kwụsị 2 mode, 1.28 µA nwere RTC
- 84 µA/MHz na-agba ọsọ mode
- Ụdị nnweta batch (BAM)
- 4 µs edemede site na ọnọdụ nkwụsị
- Nrụgharị agba aja aja (BOR)
- Matrix njikọ njikọ
• Isi: Arm® 32-bit Cortex®-M4 CPU nwere FPU, Onye na-eme ngwa ngwa ngwa ngwa (ART Accelerator™) na-enye ohere igbu oge 0-chere site na ebe nchekwa Flash, ugboro ruo 80 MHz, MPU, 100DMIPS na ntuziaka DSP.
• Arụmọrụ benchmark
- 1.25 DMIPS/MHz (Drystone 2.1)
– 273.55 CoreMark® (3.42 CoreMark/MHz @ 80 MHz)
• ike benchmark
– 176.7 ULBench® akara
• Isi mmalite elekere
- 4 ruo 48 MHz oscillator kristal
- 32 kHz oscillator kristal maka RTC (LSE)
- Ụlọ ọrụ 16 MHz nke dị n'ime ime-RC (± 1%)
- ike dị ala 32 kHz RC (± 5%)
- Multispeed 100 kHz ruo 48 MHz oscillator, nke LSE mebere onwe ya (ka ± 0.25% ziri ezi)
- Ime 48 MHz nwere mgbake elekere
- 2 PLL maka elekere sistemụ, ọdịyo, ADC
• Ruo 83 ngwa ngwa I/Os, kacha 5 V-anabata
• RTC nwere kalenda HW, mkpu na nhazigharị
• Ruo 21 ọwa mmetụta capacitive: nkwado mmetụ aka, linear na rotary touch sensọ
• 11x ngụ oge: 1x 16-bit elu moto-control, 1x 32-bit na 2x 16-bit n'ozuzu nzube, 2x 16-bit isi, 2x obere ike 16-bit ngụ oge (dị na Kwụsị mode), 2x watchdogs, SysTick ngụ oge
• Ncheta
- Ihe ruru 256 KB Flash otu ụlọ akụ, nchedo koodu ọgụgụ isi
- 64 KB nke SRAM gụnyere 16 KB nwere nlele ngwaike ngwaike
- Quad SPI interface ebe nchekwa
• Akụkụ analọgụ bara ụba (ọkọnọ nọọrọ onwe ya)
- 1 x 12-bit ADC 5 Msps, ruo 16-bit nwere nnukwu ngwaike, 200 µA/Msps
- Ọwa mmepụta DAC 2x 12-bit, ihe nlele dị ala ma jide
- 1x amplifier arụ ọrụ nwere PGA arụnyere n'ime ya
– 2x ultra-obere ike comparators
• Oghere nzikọrịta ozi 16x – 1x SAI (Oghere ọnụ ọdịyo)
- 3 x I2C FM + (1 Mbit / s), SMBus / PMBus
- 4x USARTs (ISO 7816, LIN, IrDA, modem)
- 1 x LPUART (Kwụsị 2 edemede)
- 3x SPI (na 1 x Quad SPI)
- CAN (2.0B Active) na interface SDMMC
– SWPMI otu waya protocol master I/F
- IRTIM (Infrared interface)
• 14-ọwa DMA njikwa
• Ezi random nọmba generator
• Ngalaba mgbako CRC, NJ pụrụ iche 96-bit
