ADT7476AARQZ-R datasheet(3/69 Pages) ONSEMI

3 / 69 page

ADT7476A

www.onsemi.com

Table 1. ABSOLUTE MAXIMUM RATINGS

Parameter

Rating

Unit

Positive Supply Voltage (VCC)

3.6

Maximum Voltage on +12VIN Pin

Maximum Voltage on +5.0VIN Pin

6.25

Maximum Voltage on SDA, SCL, THERM (Pin 22) and GPIO1−5 Pins

3.6

Maximum Voltage on all Tach and PWM Pins

+5.5

Voltage on Remaining Input or Output Pins

−0.3 to +4.2

Input Current at Any Pin

±5

Package Input Current

±20

Maximum Junction Temperature (TJ MAX)

150

°C

Storage Temperature Range

−65 to +150

°C

Lead Temperature, Soldering

IR Reflow Peak Temperature

Pb-Free Peak Temperature

Lead Temperature (Soldering, 10 sec)

220

260

300

°C

ESD Rating

1,500

Stresses exceeding those listed in the Maximum Ratings table may damage the device. If any of these limits are exceeded, device functionality

should not be assumed, damage may occur and reliability may be affected.

NOTE:

This device is ESD sensitive. Use standard ESD precautions when handling.

Table 2. THERMAL CHARACTERISTICS (Note 1)

Package Type

qJA

qJC

Unit

24-lead QSOP

122

31.25

°C/W

1. JA is specified for the worst-case conditions, that is, a device soldered in a circuit board for surface-mount packages.

Table 3. ELECTRICAL CHARACTERISTICS

(TA =TMIN to TMAX, VCC =VMIN to VMAX, unless otherwise noted) (Note 1)

Parameter

Conditions

Min

Typ

Max

Unit

Power Supply

Supply Voltage

3.0

3.3

3.6

Supply Current, ICC

Interface Inactive, ADC Active

1.5

3.0

Temperature-to-Digital Converter

Local Sensor Accuracy

Resolution

°C ≤ TA ≤ 85°C

−40

°C ≤ TA ≤ 125°C

−

±0.5

−

0.25

±1.5

±2.5

−

°C

Remote Diode Sensor Accuracy

Resolution

°C ≤ TA ≤ 85°C

−40

°C ≤ TA ≤ 125°C

−

±0.5

−

0.25

±1.5

±2.5

−

°C

Remote Sensor Source Current

Low Level

High Level

−

180

−

Analog-to-Digital Converter (Including MUX and Attentuators)

Total Unadjusted Error (TUE)

For 12 V Channel

For All Other Channels

−

±2

±1.5

Differential Non-Linearity (DNL)

8 Bits

−

±1

LSB

Power Supply Sensitivity

−

±0.1

−

%/V

Conversion Time

Voltage Input

Local Temperature

Remote Temperature

Averaging Enabled

−

Total Monitoring Cycle Time

Averaging Enabled

Averaging Disabled

−

145

−

Input Resistance

For VCCP Channel

For All Other Channels

200

114

−

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