DS1820S Ver la hoja de datos (PDF) - Dallas Semiconductor -> Maxim Integrated

Número de pieza

componentes Descripción

Fabricante

DS1820S

1–Wire™ Digital Thermometer

Dallas Semiconductor -> Maxim Integrated 

DS1820

READ/WRITE TIMING DIAGRAM Figure 12

VCC

1–WIRE

BUS

GND

MASTER WRITE “0” SLOT

60 µs<TX “0”<120 µs

DS1820 SAMPLES

MIN

TYP

MAX

15 µs

15 µs

30 µs

1 µs< tREC <∞

ÇÇÇÇÇÇÇÇÇ

>1 µs

MIN

MASTER WRITE “1” SLOT

DS1820 SAMPLES

TYP

MAX

15 µs

15 µs

30 µs

MASTER READ “0” SLOT

1 µs< tREC <∞

MASTER READ “1” SLOT

VCC

1–WIRE

BUS

GND

ÇÇÇÇÇÇÇÇÇÇÇÇÇÇÇÇÇÇÇÇÇÇÇÇ ÇÇÇÇÇÇÇÇÇ

>1 µs

MASTER SAMPLES

MASTER SAMPLES

15 µs

15 µs

30 µs

LINE TYPE LEGEND:

Bus master active low

Both bus master and

DS1820 active low

15 µs

DS1820 active low

Resistor pull–up

030598 18/27

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