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STM32F051x4 STM32F051x6 STM32F051x8
Low- and medium-density advanced ARM?6?4-based 32-bit MCU with 16 to 64 Kbytes Flash, timers, ADC, DAC and comm. interfaces
Features
■ Operating conditions:
– Voltage range: 2.0V to 3.6V
■Package: LQFP64 10x10 LQFP48 7x7 UFQFPN32 5x5
■ ARM 32-bit Cortex?0?3-M0 CPU (48 MHz max)
■ Memories
– 16 to 64 Kbytes of Flash memory
– 8 Kbytes of SRAM with HW parity checking
■ 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
■ 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
■ CRC calculation unit
■ Reset and supply management
– Power-on/Power down reset (POR/PDR)
– Programmable voltage detector (PVD)
■ Low power Sleep, Stop, and Standby modes
■ VBATsupply for RTC and backup registers
■ 5-channel DMA controller
■ 1 × 12-bit, 1.0 ?0?8s 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)
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