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What is STM32F103C8?

This electronic component, produced by the manufacturer "STMicroelectronics", performs the same function as "ARM-based 32-bit MCU".


STM32F103C8 Datasheet PDF - STMicroelectronics

Part Number STM32F103C8
Description ARM-based 32-bit MCU
Manufacturers STMicroelectronics 
Logo STMicroelectronics Logo 


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STM32F103x8
STM32F103xB
Medium-density performance line ARM®-based 32-bit MCU with 64
or 128 KB Flash, USB, CAN, 7 timers, 2 ADCs, 9 com. interfaces
Datasheet - production data
Features
ARM® 32-bit Cortex®-M3 CPU Core
– 72 MHz maximum frequency,
1.25 DMIPS/MHz (Dhrystone 2.1)
performance at 0 wait state memory
access
– Single-cycle multiplication and hardware
division
Memories
– 64 or 128 Kbytes of Flash memory
– 20 Kbytes of SRAM
Clock, reset and supply management
– 2.0 to 3.6 V application supply and I/Os
– POR, PDR, and programmable voltage
detector (PVD)
– 4-to-16 MHz crystal oscillator
– Internal 8 MHz factory-trimmed RC
– Internal 40 kHz RC
– PLL for CPU clock
– 32 kHz oscillator for RTC with calibration
Low-power
– Sleep, Stop and Standby modes
– VBAT supply for RTC and backup registers
2 x 12-bit, 1 µs A/D converters (up to 16
channels)
– Conversion range: 0 to 3.6 V
– Dual-sample and hold capability
– Temperature sensor
DMA
– 7-channel DMA controller
– Peripherals supported: timers, ADC, SPIs,
I2Cs and USARTs
Up to 80 fast I/O ports
– 26/37/51/80 I/Os, all mappable on 16
external interrupt vectors and almost all
5 V-tolerant
VFQFPN36 6 × 6 mm UFQFPN48 7 × 7 mm
BGA100 10 × 10 mm
UFBGA100 7 x 7 mm
BGA64 5 × 5 mm
LQFP100 14 × 14 mm
LQFP64 10 × 10 mm
LQFP48 7 × 7 mm
Debug mode
– Serial wire debug (SWD) & JTAG
interfaces
7 timers
– Three 16-bit timers, each with up to 4
IC/OC/PWM or pulse counter and
quadrature (incremental) encoder input
– 16-bit, motor control PWM timer with dead-
time generation and emergency stop
– 2 watchdog timers (Independent and
Window)
– SysTick timer 24-bit downcounter
Up to 9 communication interfaces
– Up to 2 x I2C interfaces (SMBus/PMBus)
– Up to 3 USARTs (ISO 7816 interface, LIN,
IrDA capability, modem control)
– Up to 2 SPIs (18 Mbit/s)
– CAN interface (2.0B Active)
– USB 2.0 full-speed interface
CRC calculation unit, 96-bit unique ID
Packages are ECOPACK®
Table 1. Device summary
Reference
Part number
STM32F103x8
STM32F103C8, STM32F103R8
STM32F103V8, STM32F103T8
STM32F103xB
STM32F103RB STM32F103VB,
STM32F103CB, STM32F103TB
August 2015
This is information on a product in full production.
DocID13587 Rev 17
1/117
www.st.com

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STM32F103C8 equivalent
STM32F103x8, STM32F103xB
List of tables
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Device summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
STM32F103xx medium-density device features and peripheral counts . . . . . . . . . . . . . . . 10
STM32F103xx family . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Timer feature comparison . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Medium-density STM32F103xx pin definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Voltage characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Current characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Thermal characteristics. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38
General operating conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38
Operating conditions at power-up / power-down . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
Embedded reset and power control block characteristics. . . . . . . . . . . . . . . . . . . . . . . . . . 40
Embedded internal reference voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
Maximum current consumption in Run mode, code with data processing
running from Flash . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
Maximum current consumption in Run mode, code with data processing
running from RAM. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
Maximum current consumption in Sleep mode, code running from Flash or RAM. . . . . . . 44
Typical and maximum current consumptions in Stop and Standby modes . . . . . . . . . . . . 45
Typical current consumption in Run mode, code with data processing
running from Flash . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48
Typical current consumption in Sleep mode, code running from Flash or
RAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
Peripheral current consumption . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50
High-speed external user clock characteristics. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51
Low-speed external user clock characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
HSE 4-16 MHz oscillator characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53
LSE oscillator characteristics (fLSE = 32.768 kHz) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54
HSI oscillator characteristics. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56
LSI oscillator characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56
Low-power mode wakeup timings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57
PLL characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57
Flash memory characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57
Flash memory endurance and data retention . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58
EMS characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59
EMI characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59
ESD absolute maximum ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60
Electrical sensitivities . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60
I/O current injection susceptibility . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61
I/O static characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62
Output voltage characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65
I/O AC characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 66
NRST pin characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67
TIMx characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68
I2C characteristics. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69
SCL frequency (fPCLK1= 36 MHz.,VDD_I2C = 3.3 V) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70
SPI characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71
USB startup time. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 73
USB DC electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 74
DocID13587 Rev 17
5/117
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