ST8024 Ver la hoja de datos (PDF) - STMicroelectronics

Número de pieza

componentes Descripción

fabricante

ST8024

Smartcard interface

STMicroelectronics 

ST8024

Pin configuration

Table 2.

Pin n°

19

20

21

22

23

24

25

26

27

28

Pin description (continued)

Symbol

Name and function

CMDVCC Start activation sequence input (active low)

RSTIN Card reset input from MCU

VDD

GND

Supply voltage

Ground

OFF

Interrupt to MCU (active low)

XTAL1 Crystal or external clock input

XTAL2

I/OUC

AUX1UC

AUX2UC

Crystal connection (leave this pin open if external clock is used)

MCU data I/O line (internal 11 kΩ pull-up resistor connected to VDD)

Non-inverting receiver input (internal 11 kΩ pull-up resistor connected to VDD)

Non-inverting receiver input (internal 11 kΩ pull-up resistor connected to VDD)

7/31

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