STM32F051K6U6 Datasheet, PDF (1/40 Pages) STMicroelectronics – Low- and medium-density advanced ARM™-based 32-bit MCU with 16 to 64 Kbytes Flash, timers, ADC, DAC and comm. interfaces

STM32F051x4 STM32F051x6
STM32F051x8
Low- and medium-density advanced ARM™-based 32-bit MCU with
16 to 64 Kbytes Flash, timers, ADC, DAC and comm. interfaces
Features
■ Operating conditions:
– Voltage range: 2.0 V to 3.6 V
■ ARM 32-bit Cortex®-M0 CPU (48 MHz max)
■ Memories
– 16 to 64 Kbytes of Flash memory
– 8 Kbytes of SRAM with HW parity checking
■ CRC calculation unit
■ Clock management
– 4 to 32 MHz crystal oscillator
– 32 kHz oscillator for RTC with calibration
– Internal 8 MHz RC with x6 PLL option
– Internal 40 kHz RC oscillator
■ Calendar RTC with alarm and periodic wakeup
from Stop/Standby
■ Reset and supply management
– Power-on/Power down reset (POR/PDR)
– Programmable voltage detector (PVD)
■ Low power Sleep, Stop, and Standby modes
■ V_BAT supply for RTC and backup registers
■ 5-channel DMA controller
■ 1 × 12-bit, 1.0 µs ADC (up to 16 channels)
– Conversion range: 0 to 3.6V
– Separate analog supply from 2.4 up to 3.6
■ Two fast low-power analog comparators with
programmable input and output
■ One 12-bit D/A converter
■ Up to 55 fast I/Os
– All mappable on external interrupt vectors
– Up to 36 I/Os with 5 V tolerant capability
■ Up to 18 capacitive sensing channels
supporting touchkey, linear and rotary touch
sensors
■ 96-bit unique ID
■ Serial wire debug (SWD)
LQFP64 10x10
LQFP48 7x7
UFQFPN32 5x5
■ Up to 11 timers
– One 16-bit 7-channel advanced-control
timer for 6 channels PWM output, with
deadtime generation and emergency stop
– One 32-bit and one 16-bit timer, with up to
4 IC/OC, usable for IR control decoding
– One 16-bit timer, with 2 IC/OC, 1 OCN,
deadtime generation and emergency stop
– Two 16-bit timers, each with IC/OC and
OCN, deadtime generation, emergency
stop and modulator gate for IR control
– One 16-bit timer with 1 IC/OC
– Independent and system watchdog timers
– SysTick timer: 24-bit downcounter
– One 16-bit basic timer to drive the DAC
■ Communication interfaces
– Up to two I²C interfaces; one supporting
Fast Mode Plus (1 Mbit/s) with 20 mA
current sink, SMBus/PMBus, and wakeup
from STOP
– Up to two USARTs supporting master
synchronous SPI and modem control; one
with ISO7816 interface, LIN, IrDA
capability, auto baud rate detection and
wakeup feature
– Up to two SPIs (18 Mbit/s) with 4 to 16
programmable bit frame, 1 with I²S
interface multiplexed
– HDMI CEC interface, wakeup on header
reception
Table 1. Device summary
Reference
Part number
STM32F051x4 STM32F051K4, STM32F051C4, STM32F051R4
STM32F051x6 STM32F051K6, STM32F051C6, STM32F051R6
STM32F051x8 STM32F051C8, STM32F051R8, STM32F051K8
February 2012
Doc ID 018746 Rev 2
1/1
www.st.com
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