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STMicroelectronics STM32F103CB Series ARM Microcontrollers - MCU

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Manufacturer = STMicroelectronics Series = STM32F103CB

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Select	Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) Filter the results in the table by unit price based on your quantity.	Qty.	RoHS	ECAD Model	Series	Mounting Style	Package / Case	Core	Program Memory Size	Data Bus Width	ADC Resolution	Maximum Clock Frequency	Number of I/Os	Data RAM Size	Supply Voltage - Min	Supply Voltage - Max	Minimum Operating Temperature	Maximum Operating Temperature	Packaging
	ARM Microcontrollers - MCU 32BIT Cortex M3 M/D Performance LINE STM32F103CBT7 STMicroelectronics 1: $11.47 8,050In Stock	Mfr. Part # STM32F103CBT7 Mouser Part # 511-STM32F103CBT7	STMicroelectronics	ARM Microcontrollers - MCU 32BIT Cortex M3 M/D Performance LINE Learn More about STMicroelectronics stm32f1	Datasheet	8,050In Stock	$11.47 $8.87 $7.83 $7.50 View $7.16 $6.96 $6.80 $6.59	Min.: 1 Mult.: 1			STM32F103CB	SMD/SMT	LQFP-48	ARM Cortex M3	128 kB	32 bit	12 bit	72 MHz	37 I/O	20 kB	2 V	3.6 V	- 40 C	+ 105 C	Tray
	ARM Microcontrollers - MCU 32BIT Cortex M3 M/D Performance LINE STM32F103CBT6TR STMicroelectronics 1: $10.89 1,069In Stock 10,909On Order	Mfr. Part # STM32F103CBT6TR Mouser Part # 511-STM32F103CBT6TR	STMicroelectronics	ARM Microcontrollers - MCU 32BIT Cortex M3 M/D Performance LINE Learn More about STMicroelectronics stm32f1	Datasheet	1,069In Stock 10,909On Order On Order Ship Dates Mfr. #: STM32F103CBT6TR Stock: 1,069 Can Ship Immediately On Order: 8,509 Expected 1/25/2027 2,400 Expected 4/5/2027 Factory Lead-Time: 40 Weeks	Cut Tape $10.89 $8.58 $7.64 $7.03 View Reel $6.19 $6.51 $6.19 $6.19 MouseReel Available	Min.: 1 Mult.: 1 : 2,400			STM32F103CB	SMD/SMT	LQFP-48	ARM Cortex M3	128 kB	32 bit	12 bit	72 MHz	37 I/O	20 kB	2 V	3.6 V	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
	ARM Microcontrollers - MCU 32BIT Cortex M3 128K MED Performance LN STM32F103CBT6 STMicroelectronics 1: $11.58 33In Stock 6,000On Order	Mfr. Part # STM32F103CBT6 Mouser Part # 511-STM32F103CBT6	STMicroelectronics	ARM Microcontrollers - MCU 32BIT Cortex M3 128K MED Performance LN Learn More about STMicroelectronics stm32f1	Datasheet	33In Stock 6,000On Order On Order Ship Dates Mfr. #: STM32F103CBT6 Stock: 33 Can Ship Immediately On Order: 4,500 Expected 10/5/2026 1,500 Expected 8/23/2027 Factory Lead-Time: 40 Weeks	$11.58 $8.68 $8.28 $7.19 View $6.86 $6.51	Min.: 1 Mult.: 1			STM32F103CB	SMD/SMT	LQFP-48	ARM Cortex M3	128 kB	32 bit	12 bit	72 MHz	37 I/O	20 kB	2 V	3.6 V	- 40 C	+ 85 C	Tray
	ARM Microcontrollers - MCU Mainstream Performance line, Arm Cortex-M3 MCU 128 Kbytes of Flash 72 MHz CPU, m STM32F103CBU6TR STMicroelectronics 1: $11.38 4,991Expected 12/24/2026	Mfr. Part # STM32F103CBU6TR Mouser Part # 511-STM32F103CBU6TR	STMicroelectronics	ARM Microcontrollers - MCU Mainstream Performance line, Arm Cortex-M3 MCU 128 Kbytes of Flash 72 MHz CPU, m Learn More about STMicroelectronics stm32f1	Datasheet	4,991Expected 12/24/2026	Cut Tape $11.38 $8.29 $7.64 $6.93 View Reel $6.02 $6.84 $6.36 $6.33 $6.02 MouseReel Available	Min.: 1 Mult.: 1 : 2,500			STM32F103CB	SMD/SMT	UFQFPN-48	ARM Cortex M3	128 kB	32 bit	12 bit	72 MHz	37 I/O	20 kB	2 V	3.6 V	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
	ARM Microcontrollers - MCU 32-Bit ARM Cortex 128kb Performance STM32F103CBU6 STMicroelectronics 1: $10.52 3,114Expected 12/24/2026	Mfr. Part # STM32F103CBU6 Mouser Part # 511-STM32F103CBU6	STMicroelectronics	ARM Microcontrollers - MCU 32-Bit ARM Cortex 128kb Performance Learn More about STMicroelectronics stm32f1	Datasheet	3,114Expected 12/24/2026	$10.52 $8.10 $7.14 $6.84 View $6.51 $6.33	Min.: 1 Mult.: 1			STM32F103CB	SMD/SMT	UQFN-48	ARM Cortex M3	128 kB	32 bit	12 bit	72 MHz	37 I/O	20 kB	2 V	3.6 V	- 40 C	+ 85 C	Tray
	ARM Microcontrollers - MCU 32-Bit ARM Cortex 128kb Performance STM32F103CBT7TR STMicroelectronics 1: $12.39 Non-Stocked Lead-Time 40 Weeks	Mfr. Part # STM32F103CBT7TR Mouser Part # 511-STM32F103CBT7TR	STMicroelectronics	ARM Microcontrollers - MCU 32-Bit ARM Cortex 128kb Performance Learn More about STMicroelectronics stm32f1	Datasheet	Non-Stocked Lead-Time 40 Weeks	Cut Tape $12.39 $9.28 $8.85 $7.70 View Reel $6.80 $7.35 $6.97 $6.80 $6.80 MouseReel Available	Min.: 1 Mult.: 1 : 2,400			STM32F103CB	SMD/SMT	LQFP-48	ARM Cortex M3	128 kB	32 bit	12 bit	72 MHz		20 kB	2 V	3.6 V	- 40 C	+ 105 C	Reel, Cut Tape, MouseReel