ADT7467 datasheet(4/80 Pages) AD

Numer części	ADT7467

Szczegółowy opis	dBCool Remote Thermal Monitor and Fan Controller

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4 / 80 page

ADT7467

Rev. 0 | Page 4 of 80

Parameter

Min

Typ

Max

Unit

Test Conditions/Comments

OPEN-DRAIN DIGITAL OUTPUTS, PWM1 to PWM3, XTO

Current Sink, IOL

8.0

mA

Output Low Voltage, VOL

0.4

V

IOUT = −8.0 mA, VCC = +3.3 V

High Level Output Current, IOH

0.1

1.0

µA

VOUT = VCC

OPEN-DRAIN SERIAL DATA BUS OUTPUT (SDA)

Output Low Voltage, VOL

0.4

V

IOUT = −4.0 mA, VCC = +3.3 V

High Level Output Current, IOH

0.1

1.0

µA

VOUT = VCC

SMBUS DIGITAL INPUTS (SCL, SDA)

Input High Voltage, VIH

2.0

V

Input Low Voltage, VIL

0.4

V

Hysteresis

500

mV

DIGITAL INPUT LOGIC LEVELS (TACH INPUTS)

Input High Voltage, VIH

2.0

V

5.5

V

Maximum input voltage

Input Low Voltage, VIL

0.8

V

−0.3

V

Minimum input voltage

Hysteresis

0.5

V p-p

DIGITAL INPUT LOGIC LEVELS (THERM) ADTL+

Input High Voltage, VIH

0.75 × VCCP

V

Input Low Voltage, VIL

0.4

V

DIGITAL INPUT CURRENT

Input High Current, IIH

−1

µA

VIN = VCC

Input Low Current, IIL

1

µA

VIN = 0

Input Capacitance, CIN

5

pF

SERIAL BUS TIMING5

See Figure 2

Clock Frequency, fSCLK

10

400

kHz

Glitch Immunity, tSW

50

ns

Bus Free Time, tBUF

4.7

µs

Start Setup Time, tSU;STA

4.7

µs

Start Hold Time, tHD;STA

4.0

µs

SCL Low Time, tLOW

4.7

µs

SCL High Time, tHIGH

4.0

50

µs

SCL, SDA Rise Time, tR

1000

ns

SCL, SDA Fall Time, tF

300

µs

Data Setup Time, tSU;DAT

250

ns

Data Hold Time, tHD;DAT

300

ns

Detect Clock Low Timeout, tTIMEOUT

15

35

ms

Can be optionally disabled

SCL

SDA

PS

SP

tBUF

tHD; STA

tHD; DAT

tSU; DAT

tF

tR

tLOW

tSU; STA

tHIGH

tHD; STA

tSU; STO

Figure 2. Serial Bus Timing Diagram

Podobny numer części - ADT7467

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ON Semiconductor	ADT7467	938Kb / 77P	dBCool Remote Thermal Monitor and Fan Controller January 2008 ??Rev. 3
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Podobny opis - ADT7467

Producent	Numer części	Arkusz danych	Szczegółowy opis
ON Semiconductor	ADT7475_1110	639Kb / 58P	dbCOOL Remote Thermal Monitor and Fan Controller October, 2011 ??Rev. 5
Analog Devices	ADT7473	1Mb / 76P	dBCool Remote Thermal Monitor and Fan Controller REV. A
ON Semiconductor	ADT7460	645Kb / 46P	dBCOOL Remote Thermal Monitor and Fan Controller June, 2010 ??Rev. 5
	ADT7475	654Kb / 58P	dBCOOL Remote Thermal Monitor and Fan Controller June, 2009 ??Rev. 4
	ADT7467	938Kb / 77P	dBCool Remote Thermal Monitor and Fan Controller January 2008 ??Rev. 3
Analog Devices	ADT7475	1Mb / 68P	dBCool Remote Thermal Monitor and Fan Controller REV. A
ON Semiconductor	ADT7473	1Mb / 74P	dBCOOL Remote Thermal Monitor and Fan Control April, 2009 ??Rev. 6
ON Semiconductor	ADT7473	1Mb / 74P	dbCOOL Remote Thermal Monitor and Fan Control October, 2011 ??Rev. 7
Analog Devices	ADT7490	1Mb / 76P	dBCool Remote Thermal Monitor and Fan Controller with PECI Interface Rev. 0
Analog Devices	ADT7490	1Mb / 76P	dBCool Remote Thermal Monitor and Fan Controller with PECI Interface REV. 0

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