Rainbow-electronics MAX1617A Instrukcja Użytkownika Pobierz pdf (Strona 3)

MAX1617A

Remote/Local Temperature Sensor

with SMBus Serial Interface

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ELECTRICAL CHARACTERISTICS (continued)

= +3.3V, T

= 0°C to +85°C, unless otherwise noted.)

STBY, SMBCLK, SMBDATA; V

= 3V to 5.5V

HIGH

, 90% to 90% points

LOW

, 10% to 10% points

(Note 4)

SMBCLK, SMBDATA

Logic inputs forced to V

or GND

ALERT forced to 5.5V

STBY, SMBCLK, SMBDATA; V

= 3V to 5.5V

ALERT, SMBDATA forced to 0.4V

CONDITIONS

µs4SMBCLK Clock High Time

µs4.7SMBCLK Clock Low Time

kHzDC 100SMBus Clock Frequency

pF5SMBus Input Capacitance

µA-1 1Logic Input Current

µA1

ALERT Output High Leakage

Current

V2.2Logic Input High Voltage

V0.8Logic Input Low Voltage

mA6Logic Output Low Sink Current

UNITSMIN TYP MAXPARAMETER

SU:DAT

, 10% or 90% of SMBDATA to 10% of SMBCLK

SU:STO

, 90% of SMBCLK to 10% of SMBDATA

HD:STA

, 10% of SMBDATA to 90% of SMBCLK

SU:STA

, 90% to 90% points

ns250

SMBus Data Valid to SMBCLK

Rising-Edge Time

µs4SMBus Stop-Condition Setup Time

µs4SMBus Start-Condition Hold Time

ns500

SMBus Repeated Start-Condition

Setup Time

µs4.7SMBus Start-Condition Setup Time

HD:DAT

(Note 5) µs0SMBus Data-Hold Time

Master clocking in data µs1

SMBCLK Falling Edge to SMBus

Data-Valid Time

SMBus INTERFACE

ELECTRICAL CHARACTERISTICS

= +3.3V, T

= -55°C to +125°C, unless otherwise noted.) (Note 6)

CONDITIONS

Monotonicity guaranteed

= +60°C to +100°C

Bits8Temperature Resolution (Note 1)

-2 2

= +60°C to +100°C

= -55°C to +125°C

°C

-3 3

Initial Temperature Error,

Local Diode (Note 2)

V3.0 5.5Supply-Voltage Range

From stop bit to conversion complete (both channels)

Auto-convert mode

ms94 125 156Conversion Time

%-25 25Conversion Rate Timing Error

-3 3

= -55°C to +125°C

°C

UNITSMIN TYP MAX

-5 5

PARAMETER

Temperature Error, Remote Diode

(Notes 2 and 3)

ADC AND POWER SUPPLY

1 2 3 4 5 6 7 8 ... 17 18

MAX1617 A 1
MAX1617A 10

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