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STM32L412CBU6 ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 128 Kbytes ntawm Flash, USB

STM32L412CBU6 ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 128 Kbytes ntawm Flash, USB Featured duab
  • STM32L412CBU6 ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 128 Kbytes ntawm Flash, USB
  • STM32L412CBU6 ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 128 Kbytes ntawm Flash, USB

Lus piav qhia luv luv:

Tus tsim tawm: STMicroelectronics

Yam khoom: ARM Microcontrollers - MCU

Daim ntawv qhia:STM32L412CBU6

Nqe lus piav qhia: IC MCU 32BIT 128KB FLASH 48QFPN

RoHS raws li txoj cai: RoHS raws


Xa email rau peb

Product Detail

Nta

Khoom cim npe

♠ Product Description

Yam khoom Tus nqi tsim nyog
Chaw tsim tshuaj paus: STMicroelectronics
Yam khoom: ARM Microcontrollers - MCU
RoHS: Paub meej
Series: STM32L412CB
Mounting Style: SMD / SMT
Core: ARM Cortex M4
Program Memory Size: 128 kB
Data Bus Dav: 32bit ib
ADC daws teeb meem: 2x12 ib
Ntau zaus moos: 80 MHz
Number of I/OS: 38 Ib/O
Cov ntaub ntawv RAM Loj: 40 kB
Cov khoom siv hluav taws xob - Min: 1, 71v
Kev them nyiaj yug Voltage - Max: 3.6 V
Yam tsawg kawg nkaus ua haujlwm kub: -40 C ua
Ua haujlwm kub siab tshaj plaws: +85 C
Ntim: Tais
Hom Tshuaj: STMicroelectronics
DAC daws teeb meem: 12 bit
Hom ntaub ntawv RAM: SRAM
Hom interface: I2C, SPI, UART
Moisture Sensitive: Yog lawm
Khoom siv: MCU + FPU
Yam khoom: ARM Microcontrollers - MCU
Program Memory Hom: Flash
Factory Pack Quantity: 1560
Cov qeb: Microcontrollers - MCU
Lub npe lag luam: STM 32
Chav ntsuas hnyav: 0.003517 oz

♠ Ultra-low-power Arm® Cortex®-M4 32-ntsis MCU + FPU, 100DMIPS, mus txog 128KB Flash, 40KB SRAM, analog, ext. SMPS

Cov khoom siv STM32L412xx yog ultra-low-power microcontrollers raws li qhov ua tau zoo Arm® Cortex®-M4 32-ntsis RISC core ua haujlwm ntawm ntau zaus txog 80 MHz. Lub Cortex-M4 core nta Floating point unit (FPU) ib qho kev txiav txim siab uas txhawb nqa tag nrho Arm® ib leeg-txhim kho cov ntaub ntawv-ua cov lus qhia thiab hom ntaub ntawv. Nws kuj tseem siv tag nrho DSP cov lus qhia thiab lub cim xeeb tiv thaiv (MPU) uas txhim kho daim ntawv thov kev ruaj ntseg.

Cov khoom siv STM32L412xx embed high-speed nco (Flash nco txog 128 Kbyte, 40 Kbyte ntawm SRAM), Quad SPI Flash nco interface (muaj nyob rau txhua pob) thiab ntau yam kev txhim kho I/Os thiab cov khoom siv txuas nrog ob lub tsheb npav APB, ob lub tsheb npav AHB2 matrix thiab 3.

Cov khoom siv STM32L412xx embed ob peb kev tiv thaiv mechanisms rau embedded Flash nco thiab SRAM: nyeem ntawv tiv thaiv, sau kev tiv thaiv, proprietary code nyeem ntawv tiv thaiv thiab Firewall.

Cov khoom siv muaj ob lub nrawm 12-ntsis ADC (5 Msps), ob qhov sib piv, ib qho kev ua haujlwm amplifier, lub zog qis RTC, ib lub hom phiaj 32-ntsis timer, ib qho 16-ntsis PWM timer mob siab rau kev tswj lub cev muaj zog, plaub lub hom phiaj 16-ntsis timers, thiab ob 16-ntsis low-power timers.

Tsis tas li ntawd, muaj txog 12 capacitive sensing channels.

Lawv kuj muaj cov qauv kev sib txuas lus zoo tshaj plaws, uas yog peb I2Cs, ob lub SPIs, peb USARTs thiab ib qho Low-Power UART, ib qho USB puv-ceev ntaus ntawv siv lead ua tsawg dua.

STM32L412xx ua haujlwm nyob rau hauv -40 txog +85 °C (+105 ° C hlws ris) thiab -40 txog +125 °C (+130 ° C hlws ris) kub yog li ntawm 1.71 txog 3.6 VDD fais fab mov thaum siv sab hauv LDO regulator thiab siv 1.00 rau 112V fais fab mov thaum siv SM. Cov txheej txheem kev txuag hluav taws xob ua kom muaj peev xwm tsim cov ntawv siv hluav taws xob tsawg.

Qee cov khoom siv hluav taws xob ywj pheej tau txais kev txhawb nqa: analog ywj siab muab tswv yim rau ADC, OPAMP thiab sib piv. Ib VBAT cov tswv yim ua rau nws muaj peev xwm backup RTC thiab cov npe thaub qab. Dedicated VDD12 cov khoom siv hluav taws xob tuaj yeem siv los hla lub LDO regulator thaum txuas nrog SMPS sab nraud.

Tsev neeg STM32L412xx muaj rau pob khoom los ntawm 32 mus rau 64-pin pob.


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  • • Ultra-low-power nrog FlexPowerControl

    - 1.71V rau 3.6V fais fab mov

    -40 ° C rau 85/125 ° C kub ntau yam

    - 300 nA hauv VBAT hom: muab rau RTC thiab 32 × 32-ntsis thaub qab sau npe

    - 16 nA Shutdown hom (4 wakeup pins)

    - 32 nA Standby hom (4 tus pins sawv)

    - 245 nA Standby hom nrog RTC

    - 0.7 µA Nres 2 hom, 0.95 µA nrog RTC

    - 79 µA / MHz khiav hom (LDO Hom)

    - 28 μA / MHz khiav hom (@3.3 V SMPS hom)

    - Batch tau txais hom (BAM)

    - 4 µs wakeup los ntawm nres hom

    - Brown tawm rov pib dua (BOR)

    - Kev sib txuas matrix

    • Core: Arm® 32-ntsis Cortex®-M4 CPU nrog FPU, Adaptive real-time accelerator (ART Accelerator™) tso cai rau 0-tos-lub xeev ua tiav ntawm Flash nco, zaus txog 80 MHz, MPU, 100DMIPS thiab DSP cov lus qhia

    • Performance benchmark

    - 1.25 DMIPS / MHz (Drystone 2.1)

    - 273.55 CoreMark® (3.42 CoreMark / MHz @ 80 MHz)

    • Kev ntsuas hluav taws xob

    - 442 ULPMark-CP® Cov

    - 165 ULPMark-PP® Cov

    • Clock Sources

    - 4 mus rau 48 MHz siv lead ua oscillator

    - 32 kHz siv lead ua oscillator rau RTC (LSE)

    - Sab hauv 16 MHz Hoobkas-trimmed RC (± 1%)

    - Sab hauv qis zog 32 kHz RC (± 5%)

    - Internal multispeed 100 kHz rau 48 MHz oscillator, nws pib-trimmed los ntawm LSE (zoo dua ± 0.25% raug)

    - Sab hauv 48 MHz nrog moos rov qab

    - PLL rau lub kaw lus moos

    • Txog 52 ceev I/Os, feem ntau 5 V-tolerant

    • RTC nrog HW daim ntawv qhia hnub, tswb thiab calibration

    • Muaj txog li 12 lub peev xwm paub cov channel: txhawb touchkey, linear thiab rotary touch sensors

    • 10x timers: 1x 16-ntsis advanced motor-control, 1x 32-ntsis thiab 2x 16-ntsis lub hom phiaj dav dav, 1x 16-ntsis yooj yim, 2x low-power 16-ntsis timers (muaj nyob rau hauv Nres hom), 2x watchdogs, SysTick timer

    • Nco

    - 128 KB ib lub txhab nyiaj Flash, tus tswv code nyeem ntawv tiv thaiv

    - 40 KB ntawm SRAM suav nrog 8 KB nrog kho vajtse parity check

    - Quad SPI nco interface nrog XIP muaj peev xwm

    • Cov khoom lag luam zoo sib xws (cov khoom siv ywj pheej)

    - 2x 12-ntsis ADC 5 Msps, mus txog 16-ntsis nrog kho vajtse oversampling, 200 µA / Msps

    - 2x ua haujlwm amplifiers nrog built-in PGA

    - 1x ultra-low-power sib piv

    - Qhov tseeb 2.5 V lossis 2.048 V siv qhov hluav taws xob tsis zoo

    • 12x kev sib txuas lus interfaces

    - USB 2.0 puv-ceev siv lead ua kua tsawg dua nrog LPM thiab BCD

    - 3x I2C FM + (1 Mbit / s), SMBus / PMBus

    - 3 x USARTs (ISO 7816, LIN, IrDA, modem)

    - 1 x LPUART (Stop 2 sawv-up)

    - 2 x SPIs (thiab 1x Quad SPI)

    - IRTIM (Infrared interface)

    • 14-channel DMA maub los

    • Muaj tseeb random tooj generator

    • CRC xam chav tsev, 96-ntsis cim ID

    • Kev txhawb nqa kev loj hlob: serial hlau debug (SWD), JTAG, Embedded Trace Macrocell™

    • Tag nrho cov pob khoom yog raws li ECOPACK2

    Yam khoom

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