STM32F334X4 Datasheet, PDF (1/115 Pages) STMicroelectronics – ARMCortex-M4 32b MCU+FPU,up to 64KB Flash,16KB SRAM, 2 ADCs,3 DACs,3 comp.,op-amp, 217ps 10-ch (HRTIM1)

STM32F334x4 STM32F334x6
STM32F334x8
ARM^®Cortex^®-M4 32b MCU+FPU,up to 64KB Flash,16KB SRAM,
2 ADCs,3 DACs,3 comp.,op-amp, 217ps 10-ch (HRTIM1)
Datasheet - production data
Features
• Core: ARM^® Cortex^®-M4 32-bit CPU with FPU
(72 MHz max), single-cycle multiplication and
HW division, DSP instruction
• Memories
– Up to 64 Kbytes of Flash memory
– Up to 12 Kbytes of SRAM with HW parity
check
– Routine booster: 4 Kbytes of SRAM on
instruction and data bus with HW parity
check (CCM)
• CRC calculation unit
• Reset and supply management
– V_DD,V_DDA voltage range: 2.0 to 3.6 V
– Power-on/Power-down reset (POR/PDR)
– Programmable voltage detector (PVD)
– Low-power modes: Sleep, Stop, Standby
– V_BAT supply for RTC and backup registers
• Clock management
– 4 to 32 MHz crystal oscillator
– 32 kHz oscillator for RTC with calibration
– Internal 8 MHz RC (up to 64 MHz with PLL
option)
– Internal 40 kHz oscillator
• Up to 51 fast I/O ports, all mappable on
external interrupt vectors, several 5 V-tolerant
• Interconnect Matrix
• 7-channel DMA controller
• Up to two ADC 0.20 µs (up to 21 channels) with
selectable resolution of 12/10/8/6 bits, 0 to
3.6 V conversion range, single-
ended/differential mode, separate analog
supply from 2.0 to 3.6 V
• Temperature sensor
• Up to three 12-bit DAC channels with analog
supply from 2.4 V to 3.6 V
LQFP32 (7 x 7 mm)
LQFP48 (7 x 7 mm)
LQFP64 (10 x 10 mm)
• Three ultra-fast rail-to-rail analog comparators
with analog supply from 2 V to 3.6 V
• One operational amplifiers that can be used in
PGA mode, all terminals accessible with
analog supply from 2.4 to 3.6 V
• Up to 18 capacitive sensing channels
supporting touchkeys, linear and rotary touch
sensors
• Up to 12 timers
– HRTIM: 6 x16-bit counters, 217 ps
resolution, 10 PWM, 5 fault inputs, 10 ext
event input, 1 synchro. input,1 synchro. out
– One 32-bit timer and one 16-bit timer with
up to 4 IC/OC/PWM or pulse counter and
quadrature (incremental) encoder input
– One 16-bit 6-channel advanced-control
timer, with up to 6 PWM channels,
deadtime generation and emergency stop
– One 16-bit timer with 2 IC/OCs,
1 OCN/PWM, deadtime generation,
emergency stop
– Two 16-bit timers with IC/OC/OCN/PWM,
deadtime generation and emergency stop
– Two watchdog timers (independent,
window)
– SysTick timer: 24-bit downcounter
– Up to two 16-bit basic timers to drive DAC
• Calendar RTC with alarm, periodic wakeup
from Stop
• Communication interfaces
– CAN interface (2.0 B Active) and one SPI
– One I²C with 20 mA current sink to support
Fast mode plus, SMBus/PMBus
September 2016
This is information on a product in full production.
DocID025409 Rev 5
1/115
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