Peer-catalog product photograph of STM32F103C8T6 in LQFP-48

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Exact MPN21 sourced attributes1 manufacturer document

STMicroelectronics · exact orderable part

STM32F103C8T6

72 MHz Arm Cortex-M3 microcontroller with 64 kB flash, 20 kB SRAM, USB, CAN and an LQFP48 package.

Core Processor: Arm Cortex-M3
Maximum Clock Frequency: 72 MHz
Program Memory Size: 64 kB
RAM Size: 20 kB
Minimum Supply Voltage: 2 V
Package / Case: LQFP48

Original manufacturerCommercial terms confirmed per lot

ManufacturerSTMicroelectronics

Package / caseLQFP48

Mounting typesurface mount

PackingTray or reel suffix confirmed per quotation

Temperature grade-40 to 85 °C

Technical parameters

Technical specifications

21 normalized values · 1 manufacturer source

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STM32F103C8T6 technical parameters
Parameter	Value
Core Processor	Arm Cortex-M3 [1]
Program Memory Size	64 kB [1]
RAM Size	20 kB [1]
Maximum Clock Frequency	72 MHz [1]
Minimum Supply Voltage	2 V [1]
Maximum Supply Voltage	3.6 V [1]
Package / Case	LQFP48 [1]
Data Width	32 bit [1]
Maximum GPIO Count	37 [1]
ADC Units	2 [1]
ADC Resolution	12 bit [1]
Maximum ADC Sample Rate	1 MSPS [1]
General-Purpose Timers	3 [1]
Advanced PWM Timers	1 [1]
USART Interfaces	3 [1]
I2C Interfaces	2 [1]
SPI Interfaces	2 [1]
USB Full-Speed Interface	Yes [1]
DMA Channels	7 [1]
Package Pin Count	48 [1]
Industrial Temperature Range	-40 to 85 °C [1]

Specification references[1]STMicroelectronics eStore STM32F103C8T6 product record, Live product record captured 2026-09-09 ↗

Product overview

STM32F103C8T6 at a glance

STMicroelectronics STM32F103C8T6 is an exact orderable microcontrollers device in LQFP48. The reviewed technical record lists core processor of Arm Cortex-M3 and program memory size of 64 kB.

Key features

Verified device capabilities

Core Processor: Arm Cortex-M3 under the cited manufacturer conditions.
Program Memory Size: 64 kB under the cited manufacturer conditions.
RAM Size: 20 kB under the cited manufacturer conditions.
Maximum Clock Frequency: 72 MHz under the cited manufacturer conditions.
Minimum Supply Voltage: 2 V under the cited manufacturer conditions.

Applications

Where the device is used

Embedded-control designs selected for the documented core processor, program memory size, ram size.

Ordering information

Exact code and packing

STM32F103C8T6 identifies the exact STMicroelectronics order code in LQFP48 with Tray or reel suffix confirmed per quotation packing recorded; current lot terms are confirmed in the quotation.

Design notes

Use the rating in context

Use the cited operating conditions for STM32F103C8T6; do not convert an absolute maximum, headline rating or family-level value into an unconditional board-level guarantee.

Quotation and fulfillment

What is confirmed before an order

Commercial facts belong to the quoted lot. The catalog does not invent live stock, price, date code or lead time.

Exact-part check

Manufacturer, full suffix, package, quantity and requested documentation are captured in the RFQ.

Lot-level quotation

Price, available quantity, date code, condition and lead time are written into the quotation when confirmed.

Inspection request

Label, marking, packing and traceability requirements can be specified before shipment.

Shipping and payment

Shipping method, Incoterm and available payment route are agreed in the commercial offer.

Technical and ordering FAQ

Questions buyers ask about STM32F103C8T6

Answers distinguish the IC itself from assembled modules and keep absolute limits separate from normal operating conditions.

What package does STM32F103C8T6 use?

STM32F103C8T6 is recorded in LQFP48. Confirm the complete suffix and packing in the quotation.

What is the documented core processor?

The cited manufacturer record lists Arm Cortex-M3. Apply the source's test and operating conditions.

How should the program memory size be interpreted?

The normalized catalog value is 64 kB. The linked evidence controls its exact conditions and revision.

Does this page prove current STM32F103C8T6 stock?

No. Technical evidence identifies the device; stock, date code, price, MOQ and lead time require a current verified offer or quotation.

Can STM32F103C8T6 be replaced by a similar part without review?

No automatic drop-in claim is made. Compare electrical limits, package, pinout, functions and qualification before substitution.

Catalog relationships

Keep family and exact MPN intent separate.

This page describes one orderable part. A family page helps select suffixes but never carries assumed stock or a price.

ManufacturerSTMicroelectronicsView brand page →CategoryMicrocontrollersView category page →Part familySTM32F103C8Compare exact variants →

Reviewed comparison paths

Evaluate alternatives without assuming drop-in compatibility

Every path below passed electrical, package, pinout, firmware and compliance review. The linked verdict controls; similarity alone is not approval.

Engineering validation required

GD32E103C8T6

Shortlist by the application, then compare one exact candidate at a time; no brand-wide drop-in promise is valid.

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