[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"part:st:STM32L431CB":3},{"part":4,"mfr":25,"docs":31,"aliases":40,"alts":46,"breadcrumbs":68,"related":74,"more_from_mfr":132},{"id":5,"pn":6,"pn_norm":6,"series":7,"package":7,"lifecycle":8,"summary":9,"params":10,"features":20,"pins":7,"updated_at":21,"category_name":22,"category_name_en":23,"category_path":24},4373,"STM32L431CB",null,"active","Ultra-low-power Arm® Cortex®-M4 32-bit MCU+FPU, 100DMIPS, up to 256KB Flash, 64KB SRAM, analog, audio",[11,14,17],[12,13],"主频","80 MHz",[15,16],"Flash","256 KB",[18,19],"RAM","64 KB",[],"2026-10-10T13:01:01.608Z","32 位 ARM Cortex-M","32-bit ARM Cortex-M","mcu.arm32",{"slug":26,"name_en":27,"name_cn":28,"website":29,"is_domestic":30},"st","STMicroelectronics","意法半导体","https:\u002F\u002Fwww.st.com",false,[32],{"id":5,"filename":33,"title":34,"pages":35,"size_bytes":36,"lang":7,"doc_version":7,"published_at":7,"role":37,"outline_count":38,"thumb":39},"ST-STM32L431CB.pdf","Datasheet - STM32L431xx - Ultra-low-power Arm® Cortex®-M4 32-bit MCU+FPU, 100DMIPS, up to 256KB Flash, 64KB SRAM, analog, audio",208,2939083,"datasheet",288,"\u002Fthumbs\u002F71\u002F96\u002F71963de3cb899f8fc731e05a46c8bcb62c8ce893fe99f3877b0027ae9dfc5c6f.jpg",[41,44],{"alias_norm":42,"kind":43},"STM32L431","base",{"alias_norm":45,"kind":43},"STM32L431C",[47,53,56,59,62,65],{"kind":48,"note":7,"pn_display":49,"pn_norm":49,"summary":50,"mfr_slug":51,"mfr_name":52,"is_domestic":30},"similar","MCXAP100M180F40","Mixed-signal Arm Cortex-M33 MCU with 180 MHz, up to 256 KB Flash","nxp","NXP",{"kind":48,"note":7,"pn_display":54,"pn_norm":54,"summary":55,"mfr_slug":51,"mfr_name":52,"is_domestic":30},"K22P121M120SF8","Kinetis® K22: 120MHz Cortex-M4F 256KB Flash (64-121 pin) Data Sheet",{"kind":48,"note":7,"pn_display":57,"pn_norm":57,"summary":58,"mfr_slug":51,"mfr_name":52,"is_domestic":30},"K22P64M120SF8","Kinetis® K22: 120MHz Cortex-M4F 128\u002F256KB Flash 64 WLCSP Data Sheet",{"kind":48,"note":7,"pn_display":60,"pn_norm":60,"summary":61,"mfr_slug":51,"mfr_name":52,"is_domestic":30},"LPC2109","\u002F2119\u002F2129 Single-chip 16\u002F32-bit microcontrollers; 64\u002F128\u002F256 kB ISP\u002FIAP flash with 10-bit ADC and CAN",{"kind":48,"note":7,"pn_display":63,"pn_norm":63,"summary":64,"mfr_slug":51,"mfr_name":52,"is_domestic":30},"LPC3180","16\u002F32-bit ARM microcontroller; hardware floating-point coprocessor, USB On-The-Go, and SDRAM memory interface",{"kind":48,"note":7,"pn_display":66,"pn_norm":66,"summary":67,"mfr_slug":51,"mfr_name":52,"is_domestic":30},"LPC2194","Single-chip 16\u002F32-bit microcontroller; 256 kB ISP\u002FIAP flash with 10-bit ADC and CAN",[69,73],{"name":70,"name_en":71,"path":72},"MCU 微控制器","Microcontrollers (MCU)","mcu",{"name":22,"name_en":23,"path":24},[75,78,81,84,87,90,93,96,99,102,105,109,112,115,118,121,124,127,130],{"pn_display":76,"pn_norm":76,"package":7,"summary":77},"STM32L412C8","Ultra-low-power Arm\u003CSup>® \u003C\u002FSup>Cortex\u003CSup>®\u003C\u002FSup>-M4 32-bit MCU+FPU, 100DMIPS, up to 128KB flash, 40KB SRAM, analog, ext. SMPS",{"pn_display":79,"pn_norm":79,"package":7,"summary":80},"STM32L422CB","Ultra-low-power Arm\u003CSup>® \u003C\u002FSup>Cortex\u003CSup>®\u003C\u002FSup>-M4 32-bit MCU+FPU, 100DMIPS, 128KB flash, 40KB SRAM, analog, AES",{"pn_display":82,"pn_norm":82,"package":7,"summary":83},"STM32L432KB","Ultra-low-power Arm® Cortex®-M4 32-bit MCU+FPU, 100DMIPS, up to 256KB Flash, 64KB SRAM, USB FS, analog, audio",{"pn_display":85,"pn_norm":85,"package":7,"summary":86},"STM32L433CC","Ultra-low-power Arm\u003CSup>® \u003C\u002FSup>Cortex\u003CSup>®\u003C\u002FSup>-M4 32-bit MCU+FPU, 100DMIPS, up to 256KB flash, 64KB SRAM, USB FS, LCD, ext. SMPS",{"pn_display":88,"pn_norm":88,"package":7,"summary":89},"STM32L442KC","Ultra-low-power Arm® Cortex®-M4 32-bit MCU+FPU, 100DMIPS, 256KB Flash, 64KB SRAM, USB FS, analog, audio, AES",{"pn_display":91,"pn_norm":91,"package":7,"summary":92},"STM32L443CC","Ultra-low-power Arm\u003CSup>® \u003C\u002FSup>Cortex\u003CSup>®\u003C\u002FSup>-M4 32-bit MCU+FPU, 100DMIPS, 256KB flash, 64KB SRAM, USB FS, LCD, analog, audio, AES",{"pn_display":94,"pn_norm":94,"package":7,"summary":95},"STM32L451CC","Ultra-low-power Arm® Cortex®-M4 32-bit MCU+FPU, 100DMIPS, up to 512KB Flash, 160KB SRAM, analog, audio",{"pn_display":97,"pn_norm":97,"package":7,"summary":98},"STM32L452CC","Ultra-low-power Arm® Cortex®-M4 32-bit MCU+FPU, 100DMIPS, up to 512KB Flash, 160KB SRAM, analog, audio, ext. SMPS",{"pn_display":100,"pn_norm":100,"package":7,"summary":101},"STM32L462CE","Ultra-low-power Arm® Cortex®-M4 32-bit MCU+FPU, 100DMIPS, 512KB Flash, 160KB SRAM, analog, audio, AES",{"pn_display":103,"pn_norm":103,"package":7,"summary":104},"STM32L471QE","Ultra-low-power Arm® Cortex®-M4 32-bit MCU+FPU, 100DMIPS, up to 1MB Flash, 128 KB SRAM, analog, audio",{"pn_display":106,"pn_norm":106,"package":107,"summary":108},"STM32L475RC","SMB","Ultra-low-power Arm® Cortex®-M4 32-bit MCU+FPU, 100DMIPS, up to 1MB Flash, 128 KB SRAM, USB OTG FS, analog, audio",{"pn_display":110,"pn_norm":110,"package":7,"summary":111},"STM32L476JE","Ultra-low-power Arm\u003CSup>® \u003C\u002FSup>Cortex\u003CSup>®\u003C\u002FSup>-M4 32-bit MCU+FPU, 100DMIPS, up to 1MB flash, 128 KB SRAM, USB OTG FS, LCD, ext. SMPS",{"pn_display":113,"pn_norm":113,"package":7,"summary":114},"STM32L486JG","Ultra-low-power Arm\u003CSup>® \u003C\u002FSup>Cortex\u003CSup>®\u003C\u002FSup>-M4 32-bit MCU+FPU, 100DMIPS, 1MB flash, 128KB SRAM, USB OTG FS, LCD, ext. SMPS, AES",{"pn_display":116,"pn_norm":116,"package":7,"summary":117},"STM32L496AE","Ultra-low-power Arm\u003CSup>® \u003C\u002FSup>Cortex\u003CSup>®\u003C\u002FSup>-M4 32-bit MCU+FPU, 100 DMIPS, up to 1 MB flash, 320 KB SRAM, USB OTG FS, audio, HASH, external SMPS",{"pn_display":119,"pn_norm":119,"package":7,"summary":120},"STM32L4A6AG","Ultra-low-power Arm\u003CSup>® \u003C\u002FSup>Cortex\u003CSup>®\u003C\u002FSup>-M4 32-bit MCU+FPU, 100DMIPS, 1MB flash, 320KB SRAM, USB OTG FS, audio, AES+HASH, ext. SMPS",{"pn_display":122,"pn_norm":122,"package":7,"summary":123},"STM32L4P5AE","Ultra-low-power Arm®Cortex®-M4 32-bit MCU+FPU, 150 DMIPS, 1-MB Flash memory, 320-KB SRAM, LCD-TFT, ext. SMPS",{"pn_display":125,"pn_norm":125,"package":7,"summary":126},"STM32L4Q5AG","Ultra-low-power Arm®Cortex®-M4 32-bit MCU+FPU, 150 DMIPS, 1-MB Flash, 320-KB SRAM, LCD-TFT, AES+PKA, ext SMPS",{"pn_display":128,"pn_norm":128,"package":7,"summary":129},"STM32L4R5VI","Ultra-low-power Arm® Cortex®-M4 32-bit MCU+FPU, 150DMIPS, up to 2MB Flash, 640KB SRAM, LCD-TFT & MIPI DSI, AES+HASH",{"pn_display":131,"pn_norm":131,"package":7,"summary":129},"STM32L4S5VI",[133,136,139,142,145,148,152,156,160,164,168],{"pn_display":134,"pn_norm":134,"summary":135},"STM32F103RG","XL-density performance line ARM®-based 32-bit MCU with 768 KB to 1 MB Flash, USB, CAN, 17 timers, 3 ADCs, 13 communication interfaces",{"pn_display":137,"pn_norm":137,"summary":138},"STM32F103C4","Low-density performance line, ARM-based 32-bit MCU with 16 or 32 KB Flash, USB, CAN, 6 timers, 2 ADCs, 6 com. interfaces",{"pn_display":140,"pn_norm":140,"summary":141},"STM32F103C8","Medium-density performance line Arm\u003CSup>®\u003C\u002FSup>-based 32-bit MCU with 64 or 128 KB Flash, USB, CAN, 7 timers, 2 ADCs, 9 com. interfaces",{"pn_display":143,"pn_norm":143,"summary":144},"STM32F101VF","XL-density access line, ARM®-based 32-bit MCU with 768 KB to 1 MB Flash, 15 timers, 1 ADC and 10 communication interfaces",{"pn_display":146,"pn_norm":146,"summary":147},"STM32F318C8","Arm®-based Cortex®-M4 32-bit MCU+FPU, 64 KB Flash, 16 KB SRAM, ADC, DAC, 3 COMP, Op-Amp, 1.8 V",{"pn_display":149,"pn_norm":150,"summary":151},"MLPF-NRG-01D3","MLPFNRG01D3","2.4 GHz low pass filter matched to STM32WB0 series and BLUENRG-LP-LPS (BLUENRG-3x5Vx, BLUENRG-3x5Ax, BLUENRG-332xx) in QFN and CSP packages",{"pn_display":153,"pn_norm":154,"summary":155},"MLPF-WB-01D3","MLPFWB01D3","2.4 GHz low pass filter matched to STM32WBxx in UFQFPN and VFQFPN packages",{"pn_display":157,"pn_norm":158,"summary":159},"MLPF-WB-01E3","MLPFWB01E3","2.4 GHz low pass filter matched to STM32WB55Cx\u002FRx, STM32WB50Cx, STM32WB35Cx and STM32WB30Cx",{"pn_display":161,"pn_norm":162,"summary":163},"MLPF-WB-02D3","MLPFWB02D3","2.4 GHz low pass filter matched to STM32WB5x and STM32WB1x in WLCSP and UFBGA packages",{"pn_display":165,"pn_norm":166,"summary":167},"MLPF-WB-04D3","MLPFWB04D3","2.4 GHz low pass filter matched to STM32WBA QFN and BGA series",{"pn_display":169,"pn_norm":170,"summary":171},"MLPF-WB-05D3","MLPFWB05D3","2.4 GHz low pass filter matched to STM32WBA CSP series"]