STM32L021D4Px

STMicroelectronics Arm Cortex-M0+ MCU, 16KB flash, 2KB RAM, 32 MHz, 1.65-3.6V, 11 GPIO, TSSOP14

Schematic Symbol

Pin Configuration (14 pins)

Pin	Name	Type
1	PB9	bidirectional
2	PC14	bidirectional
3	PC15	bidirectional
4	NRST	input
5	PA0	bidirectional
6	PA1	bidirectional
7	PA4	bidirectional
8	PA7	bidirectional
9	VSS	power_in
10	VDD	power_in
11	PA9	bidirectional
12	PA10	bidirectional
13	PA13	bidirectional
14	PA14	bidirectional

Footprint

Confirmed

Package_SO/TSSOP-14_4.4x5mm_P0.65mm

Pad Layout

1

2

3

4

5

6

7

8

9

10

11

12

13

14

Pads (14)

Number	Type
1	smd
2	smd
3	smd
4	smd
5	smd
6	smd
7	smd
8	smd
9	smd
10	smd
11	smd
12	smd
13	smd
14	smd

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