STM32L412C8U6 ARM Microcontrollers – MCU Ultra-kekere FPU Arm Cortex-M4 MCU 80 MHz 64 Kbytes ti Filaṣi , USB
♠ Apejuwe ọja
| Irisi ọja | Ifilelẹ Ifarahan |
| Olupese: | STMicroelectronics |
| Ẹka Ọja: | ARM Microcontrollers - MCU |
| RoHS: | Awọn alaye |
| jara: | STM32L412C8 |
| Iṣagbesori ara: | SMD/SMT |
| Apo / Apo: | QFN-48 |
| Kókó: | ARM kotesi M4 |
| Iwọn Iranti Eto: | 64kB |
| Ìbú Data akero: | 32 die-die |
| Ipinnu ADC: | 2 x12 die |
| Igbohunsafẹfẹ Aago ti o pọju: | 80 MHz |
| Nọmba I/Os: | 38 I/O |
| Iwọn Ramu data: | 40 kB |
| Foliteji Ipese - Min: | 1.71 V |
| Foliteji Ipese - O pọju: | 3.6 V |
| Iwọn Iṣiṣẹ ti o kere julọ: | -40 C |
| Iwọn Iṣiṣẹ ti o pọju: | + 85 C |
| Iṣakojọpọ: | Atẹ |
| Foliteji Ipese Analog: | 1.62 V si 3.6 V |
| Brand: | STMicroelectronics |
| Iru RAM data: | SRAM |
| Irú Ayélujára: | I2C, SPI, UART, USART, USB |
| Ọrinrin Ifamọ: | Bẹẹni |
| Nọmba awọn ikanni ADC: | 12 ikanni |
| Ọja: | MCU+FPU |
| Iru ọja: | ARM Microcontrollers - MCU |
| Iru Iranti Eto: | Filasi |
| Opoiye Pack Factory: | 1560 |
| Ẹka: | Microcontrollers - MCU |
| Orukọ iṣowo: | STM32 |
| Awọn Aago Oluṣọ: | Watchdog Aago, Windowed |
| Iwọn Ẹyọ: | 0,003517 iwon |
♠ Ultra-low-power Arm® Cortex®-M4 32-bit MCU+FPU, 100DMIPS, to 128KB Filaṣi, 40KB SRAM, afọwọṣe, ext.SMPS
Awọn ẹrọ STM32L412xx jẹ awọn olutọpa agbara kekere-kekere ti o da lori iṣẹ giga Arm® Cortex®-M4 32-bit RISC mojuto ti n ṣiṣẹ ni igbohunsafẹfẹ ti o to 80 MHz.Cortex-M4 mojuto n ṣe ẹya kan pato aaye Lilefoofo (FPU) ti o ṣe atilẹyin fun gbogbo Arm® awọn ilana ṣiṣe data-konge kanṣoṣo ati awọn iru data.O tun ṣe eto kikun ti awọn ilana DSP ati ẹyọ aabo iranti (MPU) eyiti o mu aabo ohun elo pọ si.
Awọn ẹrọ STM32L412xx ṣe ifibọ awọn iranti iyara giga (Iranti filasi to 128 Kbyte, 40 Kbyte ti SRAM), wiwo awọn iranti iranti Quad SPI kan (wa lori gbogbo awọn idii) ati ọpọlọpọ awọn I/Os imudara ati awọn agbeegbe ti o sopọ si awọn ọkọ akero APB meji , meji AHB akero ati ki o kan 32-bit olona-AHB akero matrix.
Awọn ẹrọ STM32L412xx ṣe ọpọlọpọ awọn ọna aabo fun iranti Flash ifibọ ati SRAM: Idaabobo kika, kikọ aabo, aabo koodu kika ohun-ini ati ogiriina.
Awọn ẹrọ naa nfunni ni iyara meji 12-bit ADC (5 Msps), awọn afiwera meji, ampilifaya iṣiṣẹ kan, RTC agbara kekere kan, aago 32-bit gbogbogbo-idi kan, aago 16-bit PWM ti a yasọtọ si iṣakoso mọto, mẹrin gbogbogbo- idi 16-bit aago, ati meji 16-bit kekere-agbara aago.
Ni afikun, to awọn ikanni oye capacitive 12 wa.
Wọn tun ṣe ẹya boṣewa ati awọn atọkun ibaraẹnisọrọ to ti ni ilọsiwaju, eyun I2Cs mẹta, SPI meji, USARTs mẹta ati UART Low-Power kan, ohun elo iyara kikun USB kan kere si.
STM32L412xx n ṣiṣẹ ni -40 si +85 °C (+105 °C junction) ati -40 si +125 °C (+130 °C junction) awọn sakani iwọn otutu lati 1.71 si 3.6 VDD ipese agbara nigba lilo oluṣakoso LDO inu inu. ati ipese agbara 1.00 si 1.32V VDD12 nigba lilo ipese SMPS ita.Eto pipe ti awọn ipo fifipamọ agbara jẹ ki o ṣee ṣe apẹrẹ awọn ohun elo agbara kekere.
Diẹ ninu awọn ipese agbara ominira ni atilẹyin: igbewọle ipese ominira afọwọṣe fun ADC, OPAMP ati comparator.A VBAT input mu ki o ṣee ṣe lati ṣe afẹyinti awọn RTC ati awọn iforukọsilẹ afẹyinti.Awọn ipese agbara VDD12 iyasọtọ le ṣee lo lati fori olutọsọna LDO inu nigba ti a ba sopọ si SMPS ita.
Idile STM32L412xx nfunni ni awọn idii mẹfa lati awọn idii 32 si 64-pin.
• Ultra-kekere-agbara pẹlu FlexPowerControl
– 1,71 V to 3,6 V ipese agbara
– -40 °C to 85/125 °C otutu ibiti o
- 300 nA ni ipo VBAT: ipese fun RTC ati awọn iforukọsilẹ afẹyinti 32 × 32-bit
- Ipo pipade 16 nA (awọn pinni ji dide mẹrin)
- Ipo imurasilẹ 32 nA (awọn pinni ji dide 4)
– 245 nA Imurasilẹ mode pẹlu RTC
- Ipo 0.7 µA Duro 2, 0.95 µA pẹlu RTC
- Ipo ṣiṣe 79 µA/MHz (Ipo LDO)
- Ipo ṣiṣe 28 μA/MHz (@3.3 V Ipo SMPS)
- Ipo imudani ipele (BAM)
- 4 µs ji lati Ipo Duro
– Brown jade atunto (BOR)
– Interconnect matrix
• Core: Arm® 32-bit Cortex®-M4 Sipiyu pẹlu FPU, ohun imuyara akoko gidi Adaptive (ART Accelerator™) gbigba ipaniyan 0-iduro-ipinle lati iranti Flash, igbohunsafẹfẹ to 80 MHz, MPU, 100DMIPS ati awọn ilana DSP
Aṣepari iṣẹ
– 1.25 DMIPS/MHz (Drystone 2.1)
– 273.55 CoreMark® (3.42 CoreMark/MHz @ 80 MHz)
• Agbara ala
– 442 ULPMark-CP®
– 165 ULPMark-PP®
• Awọn orisun aago
– 4 to 48 MHz gara oscillator
- 32 kHz oscillator gara fun RTC (LSE)
– Ti inu ile-iṣẹ 16 MHz ti a ge RC (± 1%)
- Agbara kekere inu 32 kHz RC (± 5%)
- Iyara pupọ ti inu 100 kHz si 48 MHz oscillator, ti a ṣe gige-laifọwọyi nipasẹ LSE (dara ju ± 0.25% deede)
- 48 MHz ti inu pẹlu imularada aago
- PLL fun aago eto
• Up 52 sare Mo / awọn, julọ 5 V-ọlọdun
• RTC pẹlu HW kalẹnda, awọn itaniji ati odiwọn
Titi di awọn ikanni oye agbara 12: atilẹyin bọtini ifọwọkan, laini ati awọn sensọ ifọwọkan iyipo
• Awọn aago 10x: 1x 16-bit to ti ni ilọsiwaju motor-Iṣakoso, 1x 32-bit ati 2x 16-bit gbogboogbo idi, 1x 16-bit ipilẹ, 2x kekere-agbara 16-bit aago (wa ni Duro mode), 2x watchdogs, SysTick aago
• Awọn iranti
- Flash 128 KB ẹyọkan banki, aabo kika koodu ohun-ini
- 40 KB ti SRAM pẹlu 8 KB pẹlu sọwedowo ni ibamu hardware
- Quad SPI ni wiwo iranti pẹlu agbara XIP
• Awọn agbeegbe afọwọṣe ọlọrọ (ipese ominira)
- 2x 12-bit ADC 5 Msps, to 16-bit pẹlu apọju ohun elo, 200 µA/Msps
- Awọn amplifiers iṣiṣẹ 2x pẹlu PGA ti a ṣe sinu
– 1x olekenka-kekere-agbara comparator
– Deede 2,5 V tabi 2,048 V itọkasi foliteji buffered o wu
• 12x ibaraẹnisọrọ atọkun
– USB 2.0 ni kikun-iyara gara kere ojutu pẹlu LPM ati BCD
- 3x I2C FM + (1 Mbit / s), SMBus / PMBus
- 3x USARTs (ISO 7816, LIN, IrDA, modẹmu)
- 1x LPUART (Duro 2 dide)
- 2x SPI (ati 1x Quad SPI)
- IRTIM (ni wiwo infurarẹẹdi)
• 14-ikanni DMA adarí
• True ID nọmba monomono
• CRC iṣiro kuro, 96-bit oto ID
Atilẹyin idagbasoke: yokokoro waya ni tẹlentẹle (SWD), JTAG, Trace Ti a fi sinu Macrocell™
