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STM32L021F4Ux

STMicroelectronics Arm Cortex-M0+ MCU, 16KB flash, 2KB RAM, 32 MHz, 1.65-3.6V, 16 GPIO, UFQFPN20

Schematic Symbol

STM32L021F4UxPC14PC15NRSTVDDAPA0PA1PA4PA5PA6PA7PB1VSSVDDPA9PA10PA13PA14PB6PB7PB9

Pin Configuration (20 pins)

PinNameType
1PC14bidirectional
2PC15bidirectional
3NRSTinput
4VDDApower_in
5PA0bidirectional
6PA1bidirectional
7PA4bidirectional
8PA5bidirectional
9PA6bidirectional
10PA7bidirectional
11PB1bidirectional
12VSSpower_in
13VDDpower_in
14PA9bidirectional
15PA10bidirectional
16PA13bidirectional
17PA14bidirectional
18PB6bidirectional
19PB7bidirectional
20PB9bidirectional

Footprint

Confirmed

Package_DFN_QFN/ST_UFQFPN-20_3x3mm_P0.5mm

Pad Layout
Pads (20)
NumberType
1smd
2smd
3smd
4smd
5smd
6smd
7smd
8smd
9smd
10smd
11smd
12smd
13smd
14smd
15smd
16smd
17smd
18smd
19smd
20smd

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Click Copy Symbol and paste directly into your KiCad or Trace schematic canvas to use this component.
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Details

LibraryMCU_ST_STM32L0
Pin Count20
FootprintST_UFQFPN-20_3x3mm_P0.5mm
Pad Count20
View DatasheetExternal link from KiCad library — may be outdated

Keywords

ArmCortex-M0+STM32L0STM32L0x1