Datasheet

DocID025409 Rev 8 11/121
STM32F334x4 STM32F334x6 STM32F334x8 Description
44
Comm.
interfaces
SPI 1
I
2
C1
USART 2 3
CAN 1
GPIOs
Normal I/Os (TC,
TTa)
10 20 26
5-Volt tolerant
I/Os (FT,FTf)
15 17 25
Capacitive sensing channels 14 17 18
DMA channels 7
12-bit ADCs
Number of channels
2
10
2
15
2
21
12-bit DAC channels 3
Ultra-fast analog comparator 2 3
Operational amplifiers 1
CPU frequency 72 MHz
Operating voltage 2.0 to 3.6 V
Operating temperature
Ambient operating temperature: - 40 to 85 °C / - 40 to 105 °C
Junction temperature: - 40 to 125 °C
Packages LQFP32 LQFP48, WLCSP49 LQFP64
1. This total considers also the PWMs generated on the complementary output channels.
Table 2. STM32F334x4/6/8 family device features and peripheral counts (continued)
Peripheral STM32F334Kx STM32F334Cx STM32F334Rx
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