ADT7461 datasheet(4/20 Pages) ONSEMI

Part #	ADT7461

Description	짹1??Temperature Monitor with Series Resistance Cancellation

Download	20 Pages

Scroll/Zoom	100%

Manufacturer	ONSEMI [ON Semiconductor]

Direct Link	http://www.onsemi.com

Logo

4 / 20 page

ADT7461

http://onsemi.com

4

ELECTRICAL CHARACTERISTICS TA = −40°C to +120°C, VDD = 3.0 V to 5.5 V, unless otherwise noted.

Parameter

Conditions

Min

Typ

Max

Unit

Power Supply

Supply Voltage, VDD

3.0

3.30

5.5

V

Average Operating Supply Current, IDD

0.0625 Conversions/Sec Rate (Note 1)

Standby mode, –40°C ≤ TA ≤ +85°C

Standby mode, +85°C ≤ TA ≤ +120°C

−

170

5.5

215

10

20

mA

Undervoltage Lockout Threshold

VDD input, disables ADC, rising edge

2.2

2.55

2.8

V

Power-On-Reset Threshold

1.0

−

2.5

V

Temperature-To-Digital Converter

Local Sensor Accuracy

−40°C ≤ TA ≤ +100°C, 3.0 V ≤ VDD ≤ 3.6 V

−

±1.0

±3.0

°C

Resolution

−

1.0

−

°C

Remote Diode Sensor Accuracy

+60°C ≤ TA ≤ +100°C,

−55°C ≤ TD (Note 2) ≤ +150°C, 3.0 V ≤ VDD ≤ 3.6 V

−40°C ≤ TA ≤ +120°C,

−55°C ≤ TD (Note 2) ≤ +150°C, 3.0 V ≤ VDD ≤ 5.5 V

−

±1.0

±3.0

°C

Resolution

−

0.25

−

°C

Remote Sensor Source Current

High level (Note 3)

−

96

−

mA

Middle level (Note 3)

−

36

−

mA

Low level (Note 3)

−

6.0

−

mA

Conversion Time

From stop bit to conversion complete (both channels),

one-shot mode with averaging switched on

32.13

−

114.6

ms

One-shot mode with averaging off (that is, conversion

rate = 16, 32, or 64 conversions per second)

3.2

−

12.56

ms

Maximum Series Resistance Cancelled

Resistance split evenly on both the D+ and D– inputs

−

3.0

−

kW

Open-Drain Digital Outputs (THERM, ALERT/THERM2)

Output Low Voltage, VOL

IOUT = −6.0 mA (Note 3)

−

0.4

V

High Level Output Leakage Current, IOH

VOUT = VDD (Note 3)

−

0.1

1.0

mA

ALERT Output Low Sink Current

ALERT forced to 0.4 V

1.0

−

mA

SMBus Interface (Note 3 and 4)

Logic Input High Voltage, VIH SCLK, SDATA

3.0 V ≤ VDD ≤ 3.6 V

2.1

−

V

Logic Input Low Voltage, VIL SCLK, SDATA

3.0 V ≤ VDD ≤ 3.6 V

−

0.8

V

Hysteresis

−

500

−

mV

SMBus Output Low Sink Current

SDATA forced to 0.6 V

6.0

−

mA

Logic Input Current, IIH, IIL

−1.0

−

+1.0

mA

SMBus Input Capacitance, SCLK, SDATA

−

5.0

−

pF

SMBus Clock Frequency

−

400

kHz

SMBus Timeout (Note 5)

User programmable

−

25

64

ms

SCLK Falling Edge to SDATA Valid Time

Master clocking in data

−

1.0

ms

1. See Table 4 for information on other conversion rates.

2. Guaranteed by characterization, but not production tested.

3. Guaranteed by design, but not production tested.

4. See the SMBUS Timing Specifications section for more information.

5. Disabled by default; see the Serial Bus Interface section for details on enabling it.

Similar Part No. - ADT7461

Manufacturer	Part #	Datasheet	Description
Analog Devices	ADT7461	854Kb / 24P	짹1째C Temperature Monitor with Series Resistance Cancellation REV. 0
ON Semiconductor	ADT7461	274Kb / 20P	Temperature Monitor with Series Resistance Cancellation March, 2014 ??Rev. 8
Analog Devices	ADT7461A	554Kb / 24P	짹1째C Temperature Monitor with Series Resistance Cancellation REV. A
ON Semiconductor	ADT7461A	282Kb / 19P	짹1??Temperature Monitor with Series Resistance Cancellation December, 2009 ??Rev. 6
ON Semiconductor	ADT7461A	300Kb / 19P	Temperature Monitor with Series Resistance Cancellation April, 2013 ??Rev. 8

More results

Similar Description - ADT7461

Manufacturer	Part #	Datasheet	Description
ON Semiconductor	ADT7461A	282Kb / 19P	짹1??Temperature Monitor with Series Resistance Cancellation December, 2009 ??Rev. 6
	NCT1008	287Kb / 20P	짹1?C Temperature Monitor with Series Resistance Cancellation August, 2010 ??Rev. 3
	NCT72CMTR2G	331Kb / 20P	Temperature Monitor with Series Resistance Cancellation August, 2012 ??Rev. 4
	NCT72	255Kb / 20P	Temperature Monitor with Series Resistance Cancellation June, 2017 ??Rev. 5
	NCT214MT3R2G	322Kb / 19P	Temperature Monitor with Series Resistance Cancellation July, 2012 ??Rev. 1
	ADT7461	274Kb / 20P	Temperature Monitor with Series Resistance Cancellation March, 2014 ??Rev. 8
	ADT7461A	300Kb / 19P	Temperature Monitor with Series Resistance Cancellation April, 2013 ??Rev. 8
Analog Devices	ADT7461	854Kb / 24P	짹1째C Temperature Monitor with Series Resistance Cancellation REV. 0
Analog Devices	ADT7461A	554Kb / 24P	짹1째C Temperature Monitor with Series Resistance Cancellation REV. A
ON Semiconductor	NCT72	328Kb / 21P	1C Temperature Monitor with Series Resistance Cancellation August, 2012 ??Rev. 4

More results

ADT7461 Datasheet(PDF) 4 Page - ON Semiconductor

ADT7461 Datasheet(HTML) 4 Page - ON Semiconductor

Similar Part No. - ADT7461

Similar Description - ADT7461

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20

Datasheet Download

Link URL