MCU+FPU. STM32F334K6 Datasheet

STM32F334K6 Datasheet PDF

Part STM32F334K6
Description Arm Cortex-M4 32b MCU+FPU
Feature STM32F334x4 STM32F334x6 STM32F334x8 Arm®Cortex®-M4 32b MCU+FPU,up to 64KB Flash,16KB SRAM, 2 ADCs,3 .
Manufacture STMicroelectronics
Download STM32F334K6 Datasheet

STM32F334x4 STM32F334x6 STM32F334x8 Arm®Cortex®-M4 32b MCU+F STM32F334K6 Datasheet

STM32F334x4 STM32F334x6
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
Core: Arm® Cortex®-M4 32-bit CPU with FPU
(72 MHz max), single-cycle multiplication and
HW division DSP instruction
– Up to 64 Kbytes of Flash memory
– Up to 12 Kbytes of SRAM with HW parity
– Routine booster: 4 Kbytes of SRAM on
instruction and data bus with HW parity
check (CCM)
CRC calculation unit
Reset and supply management
– Low-power modes: Sleep, Stop, Standby
– VDD,VDDA voltage range: 2.0 to 3.6 V
– Power-on/Power-down reset (POR/PDR)
– Programmable voltage detector (PVD)
– VBAT 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
– 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) UFQFPN32 (5 x 5 mm)
LQFP48 (7 x 7 mm)
LQFP64 (10 x 10 mm)
(3.89x3.74 mm)
Three ultra-fast rail-to-rail analog comparators
with analog supply from 2 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
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,
– 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
July 2018
This is information on a product in full production.
DS9994 Rev 9

STM32F334x4 STM32F334x6 STM32F334x8
– One I2C with 20 mA current sink to support
Fast mode plus, SMBus/PMBus
– Up to 3 USARTs, one with ISO/IEC 7816
interface, LIN, IrDA, modem control
Debug mode: serial wire debug (SWD), JTAG
96-bit unique ID
All packages ECOPACK®2 compliant
Table 1. Device summary
Part number
DS9994 Rev 9

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