Features  STM32F103C8T6


? Arm? 32-bit Cortex?-M3 CPU core
– 72 MHz maximum frequency,
1.25 DMIPS / MHz (Dhrystone 2.1)
performance at 0 wait state memory
accessSTM32F103C8T6
 
– Single-cycle multiplication and hardware
division
? Memories  STM32F103C8T6


– 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   STM32F103C8T6


– Sleep, Stop and Standby modes
– VBAT supply for RTC and backup registers
? 2x 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,
I
2Cs and USARTs  STM32F103C8T6


? 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
? Debug mode
– Serial wire debug (SWD) and JTAG
interfaces
? Seven timers   STM32F103C8T6


– 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
– Two watchdog timers (independent and
window)
– SysTick timer 24-bit downcounter
? Up to nine communication interfaces
– Up to two I2C interfaces (SMBus/PMBus?)
– Up to three USARTs (ISO 7816 interface,
LIN, IrDA capability, modem control)
– Up to two 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
BGA100 10 × 10 mm
UFBGA100 7 x 7 mm
BGA64 5 × 5 mm
VFQFPN36 6 × 6 mm
LQFP100 14 × 14 mm
LQFP64 10 × 10 mm
LQFP48 7 × 7 mm
UFQFPN48 7 × 7 mm
Contents STM32F103x8, 

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