STM32L431CBY6TR ARM Microcontrollers – MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 128 Kbytes of Flash
♠ Tlhaloso ea Sehlahisoa
| Sehlahisoa Tšobotsi | Boleng ba Tšobotsi |
| Moetsi: | STMicroelectronics |
| Sehlopha sa Sehlahisoa: | ARM Microcontrollers - MCU |
| RoHS: | Lintlha |
| Letoto: | Setšoantšo sa STM32L431CB |
| Mounting Style: | SMD/SMT |
| Sephutheloana / Taba: | WLCSP-48 |
| Koko: | ARM Cortex M4 |
| Boholo ba Memori ea Lenaneo: | 128 kB |
| Bophara ba Bese ea Data: | 32 hanyane |
| Qeto ea ADC: | 12 hanyane |
| Boholo ba Nako ea Oache: | 80 MHz |
| Nomoro ea li-I/Os: | 38 I/O |
| Boholo ba RAM ea data: | 64kb |
| Supply Voltage - Min: | 1.71 V |
| Supply Voltage - Max: | 3.6 V |
| Mocheso o fokolang oa ho sebetsa: | - 40 C |
| Boholo ba Thempereichara ea Tšebetso: | + 85 C |
| Sephutheloana: | Reel |
| Lebitso: | STMicroelectronics |
| Qeto ea DAC: | 12 hanyane |
| Mofuta oa RAM ea data: | SRAM |
| Mofuta oa Sehokelo: | CAN, I2C, LPUART, SAI, SPI, USART |
| Palo ea Likanale tsa ADC: | 10 Channel |
| Nomoro ea Linako/Libali: | 11 Sebali sa nako |
| Letoto la processor: | Setšoantšo sa STM32L4 |
| Sehlahisoa: | MCU+FPU |
| Mofuta oa Sehlahisoa: | ARM Microcontrollers - MCU |
| Mofuta oa Memori ea Lenaneo: | Khanya |
| Bongata ba Pakete ea Feme: | 5000 |
| Sehlopha-potlana: | Li-microcontrollers - MCU |
| Lebitso la khoebo: | STM32 |
| Li-Timers: | Watchdog Timer, Windowed |
| Boima ba Yuniti: | 0.000405 oz |
♠ Arm® Cortex®-M4 32-bit MCU+FPU ea matla a tlase haholo, 100DMIPS, ho fihla ho 256KB Flash, 64KB SRAM, analoge, molumo
Lisebelisoa tsa STM32L431xx ke li-microcontrollers tse tlase-tlase tse thehiloeng holim'a ts'ebetso e phahameng ea Arm® Cortex®-M4 32-bit RISC core e sebetsang ka sekhahla ho fihla ho 80 MHz. Cortex-M4 ea mantlha e na le yuniti ea Floating point (FPU) e nepahetseng e ts'ehetsang litaelo tsohle tsa Arm® tse nepahetseng tsa ts'ebetso ea data le mefuta ea data. E boetse e sebelisa sete e felletseng ea litaelo tsa DSP le yuniti ea ts'ireletso ea memori (MPU) e matlafatsang ts'ireletso ea ts'ebeliso.
Lisebelisoa tsa STM32L431xx li kentse mehopolo ea lebelo le phahameng (Flash memory ho fihla ho 256 Kbyte, 64 Kbyte ea SRAM), interface ea Quad SPI flash memory interface (e fumanehang ka har'a liphutheloana tsohle) le mefuta e mengata e ntlafetseng ea li-I/Os le li-peripheral tse hokahaneng le libese tse peli tsa APB, libese tse peli tsa AHB2 tsa AHB2.
Lisebelisoa tsa STM32L431xx li kentse mekhoa e mengata ea ts'ireletso bakeng sa memori ea Flash e kentsoeng le SRAM: ts'ireletso ea ho bala, tšireletso ea ho ngola, ts'ireletso ea ho bala khoutu le Firewall.
Lisebelisoa li fana ka lebelo la 12-bit ADC (5 Msps), libapiso tse peli, amplifier e le 'ngoe ea ts'ebetso, liteishene tse peli tsa DAC, buffer ea ka hare ea motlakase, RTC e nang le matla a tlaase, timer e le 'ngoe ea 32-bit, timer e le' ngoe ea 16-bit ea PWM e inehetseng ho laola likoloi, tse 'nè tsa sepheo se akaretsang sa 16-bit, le li-timers tse peli tsa 16.
Ho feta moo, ho na le likanale tse fihlang ho 21 tsa capacitive sensing.
• Matla a tlase haholo ka FlexPowerControl
- 1.71 V ho 3.6 V phepelo ea matla
– -40 °C ho 85/105/125 °C mefuta e fapaneng ya mocheso
- 200 nA ka mokhoa oa VBAT: phepelo ea RTC le li-backups tsa 32×32-bit
- 8 nA Shutdown mode (lithako tse 5 tsa ho tsoha)
- 28 nA Standby mode (lithako tse 5 tsa ho tsoha)
– 280 nA Boemo ba standby ka RTC
- 1.0 µA Stop 2 mode, 1.28 µA e nang le RTC
- 84 µA/MHz mokhoa oa ho sebetsa
- Mokhoa oa ho fumana batch (BAM)
- 4 µs ho tsoha ho tsoa ho Stop mode
- Brown out reset (BOR)
- Interconnect matrix
• Core: Arm® 32-bit Cortex®-M4 CPU e nang le FPU, Adaptive real-time accelerator (ART Accelerator™) e lumellang ts'ebetso ea boemo ba 0 ho tloha mohopolong oa Flash, khafetsa ho fihla ho 80 MHz, MPU, 100DMIPS le litaelo tsa DSP
• Palo ea tšebetso
- 1.25 DMIPS/MHz (Drystone 2.1)
– 273.55 CoreMark® (3.42 CoreMark/MHz @ 80 MHz)
• Benchmark ea matla
– 176.7 lintlha tsa ULPBench®
• Mehloli ea Oache
- 4 ho 48 MHz kristale oscillator
- 32 kHz kristale oscillator bakeng sa RTC (LSE)
- Ka hare 16 MHz fektheri e khaotsoeng RC (± 1%)
- Matla a tlase a ka hare 32 kHz RC (± 5%)
- Oscillator ea ka hare e nang le mabelo a mangata a 100 kHz ho isa ho 48 MHz, e itlhoekisang ka boits'oaro ke LSE (e betere ho feta ± 0.25 % ho nepahala)
- Ka hare 48 MHz ka ho hlaphoheloa ha nako
- 2 PLLs bakeng sa oache ea sistimi, molumo, ADC
• Ho fihla ho li-I/O tsa 83 tse potlakileng, tse ngata tse 5 tse mamellang V
• RTC e nang le almanaka ea HW, lialamo le litekanyo
• Ho fihla ho likanale tse 21 tsa capacitive: li-touchkey tse tšehetsang, linear le lisensara tsa rotary touch.
• 11x timers: 1x 16-bit e tsoetseng pele ea motor-control, 1x 32-bit le 2x 16-bit morero o akaretsang, 2x 16- bit basic, 2x low-power 16-bit timer (e fumaneha ka Stop mode), 2x watchdogs, SysTick timer
• Mehopolo
- Ho fihla ho 256 KB banka e le 'ngoe Flash, ts'ireletso ea ho bala khoutu ea thepa
- 64 KB ea SRAM ho kenyeletsoa 16 KB e nang le tlhahlobo ea parity ea hardware
- Sebopeho sa memori ea Quad SPI
• Li-peripherals tse ngata tsa analoge (phepelo e ikemetseng)
- 1x 12-bit ADC 5 Msps, ho fihla ho 16-bit e nang le oversampling ea hardware, 200 µA/Msps
- 2x 12-bit likanale tsa tlhahiso ea DAC, sampole ea matla a tlase le ho ts'oara
- 1x amplifier ea ts'ebetso e nang le PGA e hahiloeng
- 2x lipapiso tsa matla a tlase haholo
• 16x likhokahano tsa puisano
- 1x SAI (sebopeho sa audio sa serial)
- 3x I2C FM+(1 Mbit/s), SMBus/PMBus
- 4x UARTs (ISO 7816, LIN, IrDA, modem)
- 1x LPUART (Emisa ho tsoha ha 2)
- 3x SPIs (le 1x Quad SPI)
– CAN (2.0B Active) le SDMMC segokanyimmediamentsi sa sebolokigolo
- SWPMI terata e le 'ngoe ea protocol ea I/F
- IRTIM (sebopeho sa infrared)
• 14-channel DMA molaoli
• Jenereithara ea nomoro ea 'nete e sa reroang
• Yuniti ea lipalo ea CRC, ID e ikhethang ea 96-bit
• Tšehetso ea ntlafatso: serial wire debug (SWD), JTAG, Embedded Trace Macrocell™
