ADT7476A
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3
Table 1. ABSOLUTE MAXIMUM RATINGS
Parameter
Rating
Unit
Positive Supply Voltage (V
CC
)
3.6
V
Maximum Voltage on +12V
IN
Pin
16
V
Maximum Voltage on +5.0V
IN
Pin
6.25
V
Maximum Voltage on SDA, SCL, THERM (Pin 22) and GPIO1−5 Pins
3.6
V
Maximum Voltage on all Tach and PWM Pins
+5.5
V
Voltage on Remaining Input or Output Pins
−0.3 to +4.2
V
Input Current at Any Pin
±
5
mA
Package Input Current
±
20
mA
Maximum Junction Temperature (T
J 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
V
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
q
JA
q
JC
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
(T
A
= T
MIN
to T
MAX
, V
CC
= V
MIN
to V
MAX
, unless otherwise noted) (Note 1)
Parameter
Conditions
Min
Typ
Max
Unit
Power Supply
Supply Voltage
3.0
3.3
3.6
V
Supply Current, I
CC
Interface Inactive, ADC Active
1.5
3.0
mA
Temperature-to-Digital Converter
Local Sensor Accuracy
Resolution
0
°
C
≤
T
A
≤
85
°
C
−40
°
C
≤
T
A
≤
125
°
C
−
−
−
±
0.5
−
0.25
±
1.5
±
2.5
−
°
C
Remote Diode Sensor Accuracy
Resolution
0
°
C
≤
T
A
≤
85
°
C
−40
°
C
≤
T
A
≤
125
°
C
−
−
−
±
0.5
−
0.25
±
1.5
±
2.5
−
°
C
Remote Sensor Source Current
Low Level
High Level
−
−
11
180
−
−
m
A
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
−
−
−
−
11
12
38
−
−
−
−
ms
Total Monitoring Cycle Time
Averaging Enabled
Averaging Disabled
−
−
145
19
−
−
ms
Input Resistance
For V
CCP
Channel
For All Other Channels
70
70
200
114
−
−
k
W
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