usb stm32f103cbt6

{"cid":"91149516","title":"STM32F103CBT6 72MHz Cortex-M3 MCU 128KB Flash 20KB RAM 2x12-bit ADC 3xUSART USB\/CAN LQFP-48 2.0-3.6V -40\u00b0C to +85\u00b0C Industrial-Grade Performance","imgUrl":"https:\/\/img.chinax.com\/nimg\/c3\/71\/7723080cf3b28e23c737fe2e4466-200x200-1.jpg","attrs":{"Price":"Negotiable","Brand Name":"STMicroelectronics","Model Number":"STM32F103CBT6","Minimum Order Quantity":"1","Delivery Time":"3-5 working days after received the payment","Certification":"CE, GCF, ROHS","Place of Origin":"China","Payment Terms":"T\/T, Western Union,","Supply Ability":"1000pcs per month","Packaging Details":"Packed in original tray firstly ,then carton, at last Bubble bag for outer packing","Packaging Type":"Reel Tray Tube Tape Bag","Operating Temperature":"-40\u00b0C ~ 125\u00b0C","Package \/ Case":"WSON-8","Mounting Type":"SMD\/SMT","Manufacturing Date Code":"2024+","Function":"Step-Down"}}

{"cid":"91201561","title":"MCU 32-Bit AT32F413CBT7 PIN To PIN Alternative STM32F103CBT6","imgUrl":"https:\/\/img.chinax.com\/nimg\/94\/6b\/01330ac47eb559a69cf3ae20f8c5-200x200-1.jpg","attrs":{"Brand Name":"AT","Model Number":"AT32F413CBT7","Minimum Order Quantity":"2500","Delivery Time":"5-15days","Payment Terms":"T\/T","Supply Ability":"19200PCS\/month","Packaging Details":"Bagged","product name":"AT32F413CBT7","Package":"LQFP-48_7*7mm","Manufacturer":"AT","Core Processor":"M4","Frequency(MHz)":"200","Flash(KB)":"128","SRAM(KB)":"16\/32\/64","I\/O":"39"}}

{"cid":"91218829","title":"Maple Mini ARM STM32 Cortex-M3 Controller Board Module 3.3V USB Digital IO PWM Pins Port STM32F103CBT6","imgUrl":"https:\/\/img.chinax.com\/nimg\/80\/31\/93f9d8bb7983b1e4670875333062-200x200-1.jpg","attrs":{"Price":"$1.50 - $2.50\/pieces","Operating Temperature":"Standard","Series":"Standard","Mounting Type":"Standard","Description":"ESP32-S2-DevKitC-1","Manufacturer Part Number":"STM32F103CBT6","Type":"Microcontroller","Place of Origin":"Guangdong, China","Manufacturer":"[\r\n {\r\n \"value\": -1,\r\n \"text\": \"original\",\r\n \"disabled\": false\r\n }\r\n]","Manufacturing Date Code":"21+","Module\/Board Type":"Standard","Core Processor":"Standard","Co-Processor":"Standard","Speed":"Standard","Flash Size":"Standard","RAM Size":"Standard","Connector Type":"Standard","Size \/ Dimension":"Standard","Packaging":"Standard","Connectivity":"Standard","Peripherals":"Standard","Number of I\/O":"Standard","Program Memory Size":"Standard","Program Memory Type":"Standard","EEPROM Size":"standard","Voltage - Supply (Vcc\/Vdd)":"Standard","Data Converters":"Standard","Oscillator Type":"Standard","Controller Series":"Standard","Interface":"Standard","Voltage - Supply":"Standard","Package \/ Case":"Original","Number of Cores\/Bus Width":"Standard","Graphics Acceleration":"Standard","Display & Interface Controllers":"Standard","USB":"Standard","Voltage - I\/O":"Standard","Cross Reference":"Standard","Application":"Standard","brand":"100% new and original","quality guarantee":"test report available","package":"original packages with labels","efficient":"Prompt Delivery","Packaging Details":"Anti-static packaging","Port":"Shenzhen","Supply Ability":"10000 Piece\/Pieces per Day"}}