STM32L072V8T6 ARM Microcontrollers MCU Ultra-low-power Arm Cortex-M0+ MCU 64-Kbytes nke Flash 32MHz CPU USB
♠ Nkọwa ngwaahịa
| Njirimara ngwaahịa | Uru Njirimara |
| Onye nrụpụta: | STMicroelectronics |
| Otu ngwaahịa: | ARM Microcontrollers - MCU |
| RoHS: | Nkọwa |
| Usoro: | STM32L072V8 |
| Ngwungwu / Akpa: | LQFP-100 |
| Nkwakọ ngwaahịa: | Tray |
| Akara: | STMicroelectronics |
| Mmiri nwere mmetụta: | Ee |
| Ụdị ngwaahịa: | ARM Microcontrollers - MCU |
| Ọnụọgụ ngwugwu ụlọ ọrụ: | 540 |
| ngalaba: | Microcontrollers - MCU |
| Aha ahia: | STM32 |
| Ibu nkeji: | 0,024037 oz |
♠ Ultra-low-power 32-bit MCU Arm® dabere Cortex®-M0+, ruo 192KB Flash, 20KB SRAM, 6KB EEPROM, USB, ADC, DACs
STM32L072xx microcontrollers dị oke ala na-etinye ike njikọta nkeụgbọ ala serial zuru ụwa ọnụ (USB 2.0 crystal-less) nwere Arm Cortex-M0+ na-arụ ọrụ dị elu.32-bit RISC core na-arụ ọrụ na ugboro 32 MHz, ngalaba nchekwa nchekwa (MPU), ebe nchekwa agbakwunyere dị elu (ihe ruru 192 Kbytes nke ebe nchekwa mmemme Flash, 6 Kbytes nke data.EEPROM na 20 Kbytes nke RAM) gbakwunyere ọtụtụ ụdị nkwalite I/Os nampụta.
Ngwa STM32L072xx na-enye ike dị elu maka ịrụ ọrụ dịgasị iche iche.
A na-enweta ya na nnukwu nhọrọ nke isi mmalite elekere nke ime na mpụga, voltaji dị n'imemmegharị na ọtụtụ ụdị ike dị ala.
Ngwa STM32L072xx na-enye ọtụtụ njirimara analọgụ, otu 12-bit ADC nwere ngwaikeimebiga ihe ókè, DAC abụọ, ndị na-atụnyere ike dị ala abụọ, ọtụtụ oge, otu ike dị alangụ oge (LPTIM), ihe ngụ oge 16-bit izugbe anọ na ngụ oge abụọ, otu RTC na otu.SysTick nke enwere ike iji dị ka ntọala oge.Ha nwekwara ndị nche abụọ, otu onye nchenwere ikike elekere na mpio nwere onwe yana otu onye na-ahụ maka windo dabere na bọselekere.
Ọzọkwa, ngwaọrụ STM32L072xx tinyere ọkọlọtọ na nkwurịta okwu dị eluinterfaces: ruo I2C atọ, SPI abụọ, otu I2S, USART anọ, UART dị ala(LPUART), na eriri USB na-enweghị kristal.Ngwa ndị a na-enye ọwa ihe mmetụta capacitive 24ka ịgbakwunye naanị ọrụ mmetụ aka na ngwa ọ bụla.
STM32L072xx gụnyekwara elekere ozugbo yana usoro ndekọ ndabere nke fọdụrụ.kwadoro na ọnọdụ njikere.
Ngwa STM32L072xx dị oke ala na-arụ ọrụ site na ọkụ 1.8 ruo 3.6 V (gbadata).ruo 1.65 V na ike gbadaa) na BOR yana site na ike 1.65 ruo 3.6 V na-enweghị BORnhọrọ.Ha dị na -40 ruo +125 Celsius C.A keukwu set nkeụdị nchekwa ike na-enye ohere ịmepụta ngwa ngwa dị ala.
• Ultra-obere ike ikpo okwu
– 1.65 V ka 3.6 V ike ọkọnọ
-40 ka 125 Celsius C okpomọkụ nso
- 0.29 µA ọnọdụ njikere (ntụtụ edemede atọ)
- Ọnọdụ nkwụsị 0.43 µA (ahịrị edemede 16)
- Ọnọdụ nkwụsị 0.86 µA + RTC + 20-Kbyte Ramnjide
- gbadaa 93 µA/MHz na ọnọdụ ọsọ
- Oge edemede 5µs (site na ebe nchekwa Flash)
- 41 µA 12-bit ADC ntụgharị na 10 kps
• Isi: Arm® 32-bit Cortex®-M0+ nwere MPU
- Site na 32 kHz ruo 32 MHz max.
- 0.95 DMIPS / MHz
• Ncheta
- Ihe ruru 192-Kbyte Flash ebe nchekwa na ECC (2ụlọ akụ nwere ikike ịgụ ihe mgbe ọ na-ede)
- 20Kbyte RAM
- 6 Kbytes nke data EEPROM nwere ECC
- ndekọ ndabere 20-byte
- Nchedo ngalaba megide ọrụ R / W
• Ruo 84 ngwa ngwa I/Os (78 I/Os 5V na-anabata ya)
• Tọgharịa na njikwa ọkọnọ
- Ultra-nchekwa, obere ike BOR (ntọgharị brownout)nwere ọnụ ụzọ 5 nwere ike họrọ
– Ultra-obere ike POR/PDR
- Ihe nchọpụta voltaji mmemme (PVD)
• Isi mmalite elekere
- 1 ruo 25 MHz oscillator kristal
- 32 kHz oscillator maka RTC na nhazi nhazi
- Ọsọ dị elu dị n'ime ụlọ ọrụ 16 MHz emechiri RC(+/- 1%)
- ike dị ala 37 kHz RC
- Multispeed obere ike 65 kHz ka4.2 MHz RC
- Nhazi onwe nke 48 MHz RC maka USB
- PLL maka elekere CPU
• bootloader emebere mbụ
- USB, USART na-akwado
• Nkwado mmepe
– Akwadoro nbibi waya serial
• Ọgaranya Analog peripherals
- 12-bit ADC 1.14 Msps ruo ọwa 16 (alaruo 1.65V)
- 2 x 12-bit ọwa DAC nwere ihe nrụpụta(ruo ruo 1.8V)
- 2x ultra-low-power comparators (ụdị windona ike teta, ruo 1.65V)
• Ruo 24 ọwa mmetụta capacitive na-akwadotouchkey, linear na rotary mmetụ mmetụta
• 7-channel DMA njikwa, na-akwado ADC, SPI,I2C, USART, DAC, Ngụ oge
• 11x oghere nzikọrịta ozi
- 1 x USB 2.0 kristal na-enweghị, chaja batrịnchọpụta na LPM
- 4x USART (2 nwere ISO 7816, IrDA), 1x UART(obere ike)
- Ruo 6x SPI 16 Mbit / s
- 3 x I2C (2 nwere SMBus / PMBus)
• Ngụ oge 11x: 2x 16-bit nwere ọwa 4, 2x 16-bitnwere ihe ruru ọwa 2, 1x 16-bit ultra-low-powerngụ oge, 1x SysTick, 1x RTC, 2x 16-bit isi maka DAC,na ndị nche 2x (nnwere onwe / windo)
• Ngalaba mgbako CRC, NJ pụrụ iche 96-bit
• Ezi RNG na nchekwa ọkụ
• ngwugwu niile bụ ECOPACK2
• mita gas / mmiri na ihe mmetụta mmepụta ihe
• Nlekọta ahụike na akụrụngwa ahụike
• njikwa anya na interface onye ọrụ
• Mfe PC, egwuregwu, akụrụngwa GPS
• Usoro mkpu, wired na ikuku sensọ, video intercom
