MAX31850KATB-T Ver la hoja de datos (PDF) - Maxim Integrated

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Fabricante

MAX31850KATB-T

Cold-Junction Compensated, 1-Wire Thermocouple-to-Digital Converters

Maxim Integrated 

MAX31850/MAX31851

Cold-Junction Compensated, 1-Wire

Thermocouple-to-Digital Converters

START

OF SLOT

VPU

1-Wire BUS

GND

15µs

MASTER WRITE-ZERO SLOT

60µs < Tx “0” < 120µs

START

OF SLOT

1µs < tREC < ∞

MASTER WRITE-ONE SLOT

> 1µs

MAX31850/MAX31851 SAMPLES

MIN

TYP

MAX

15µs

30µs

MAX31850/MAX31851 SAMPLES

MIN

TYP

MAX

15µs

15µs

30µs

VPU

1-Wire BUS

GND

> 1µs

15µs

MASTER READ-ZERO SLOT

MASTER SAMPLES

45µs

1µs < tREC < ∞

MASTER READ-ONE SLOT

> 1µs

15µs

MASTER SAMPLES

BUS MASTER PULLING LOW

Figure 11. Read/Write Time Slot Timing Diagram

VPU

1-Wire BUS

GND

tINIT > 1µs

BUS MASTER PULLING LOW

Figure 12. Detailed Master Read-One Timing

Maxim Integrated

MAX31850/MAX31851PULLING LOW

RESISTOR PULLUP

tRC

15µs

RESISTOR PULLUP

VIH OF MASTER

MASTER SAMPLES

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