DS1482S/TR 데이터 시트보기 (PDF) - Maxim Integrated

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DS1482S/TR

1-Wire Level Shifter and Line Driver with Load Sensor

Maxim Integrated 

ABSOLUTE MAXIMUM RATINGS*

Voltage to GND (All Pins)

Combined Source/Sink Current (All Pins)

Operating Temperature Range

Junction Temperature

Storage Temperature Range

Lead Temperature (Soldering)

-0.5V, +6.0V

20mA

-40°C to +85°C

+150°C

-55°C to +125°C

See IPC/JEDEC 020A

DS1482

* This is a stress rating only and functional operation of the device at these or any other conditions

above those indicated in the operation sections of this specification is not implied. Exposure to

absolute maximum rating conditions for extended periods of time may affect reliability.

ELECTRICAL CHARACTERISTICS

(VCC = 4.5V to 5.5V, VCCQ = 3.0V to 3.6V; TA = -40°C to +85°C.)

PARAMETER SYMBOL CONDITIONS

MIN TYP

Supply Current

ICC

Supply Current

Supply Ramp-up

Time (System

Requirement)

ICCQ

VCC, VCCQ rising from 0

tRCC to VCCMIN and VCCQMIN,

0.1

respectively

1-Wire Pullup

Resistor

RPUP

850

INPUT PINS SPU, START, TXD

Input High Voltage

Input Low Voltage

VIH

0.7 x VCCQ

VIL

Measured with either 0V

Input Leakage

ILP or VCCQ on the pin

(Note 1)

Delay TXD to I/O

tTI

No DC load on I/O; see

Figure 5 (Note 2)

I/O PIN (1-WIRE)

Output Low Voltage

VOL 100μA load

Output High Voltage

Pin Leakage Current

Input High Voltage

VOH No DC load

ILP (Note 3)

VIH

VCC

-1

0.7 x VCC

Input Low Voltage

Comparator

Reference Voltage

VIL

VREF

0.995 x

0.99 x VCC

VCC

Output Fall Time

(50pF Load)

tFIO 0.9 x VCC to 0.1 x VCC

45

MAX UNITS

150

µA

100

µA

µs

1650

Ω

V

0.2 x VCCQ V

3

µA

100

ns

0.4

V

V

+1

µA

V

0.2 x VCC V

0.998 x

VCC

V

150

ns

6 of 7

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