ADT7484A(2012) 查看數據表（PDF） - ON Semiconductor
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ADT7484A Datasheet PDF : 14 Pages
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ADT7484A/ADT7486A
Table 5. ELECTRICAL CHARACTERISTICS
(TA = TMIN to TMAX, VCC = VMIN to VMAX, unless otherwise noted)
Parameter
Conditions
Power Supply
Supply Voltage, VCC
Undervoltage Lockout Threshold
Average Operating Supply
Current, IDD
Continuous Conversions
Temperature-to-Digital Converter
Local Sensor Accuracy
Remote Sensor Accuracy
40C TA 70C, VCC = 3.3 V 5%
−40C TA +100C
−40C TD +125C; TA = 25C; VCC = 3.3 V
−40C TD +125C; −40 TA 70C,
VCC = 3.3 V 5%
−40C TD +125C; −40 TA +100C
Remote Sensor Source Current
Low Level
Mid Level
High Level
Resolution
Series Resistance Cancellation
The ADT7484A and ADT7486A Cancel
1.5 kW in Series with the Remote Thermal
Diode
Conversion Time
(Local Temperature) (Note 1)
Averaging Enabled
Conversion Time
(Remote Temperature) (Note 1)
Averaging Enabled
Total Monitoring Cycle Time
(Note 1)
Averaging Enabled
Digital Inputs (ADD0, ADD1)
Input High Voltage, VIH
Input Low Voltage, VIL
Input High Current, IIH
Input Low Current, IIL
Pin Capacitance
VIN = VCC
VIN = 0
Digital I/O (SST Pin)
Input High Voltage, VIH
Input Low Voltage, VIL
Hysteresis (Note 1)
Between Input Switching Levels
Output High Voltage, VOH
High Impedance State Leakage,
ILEAK
High Impedance State Leakage,
ILEAK
Signal Noise Immunity, VNOISE
ISOURCE = 6 mA (maximum)
Device Powered On SST Bus;
VSST = 1.1 V, VCC = 3.3 V
Device Unpowered On SST Bus;
VSST = 1.1 V, VCC = 0 V
Noise Glitches from
10 MHz to 100 MHz; Width Up to 50 ns
Min
3.0
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
2.3
−
−1.0
−
−
1.1
−
−
1.1
−
−
300
Typ
3.3
2.8
3.8
+1.0
−
−
+1.0
−
12
80
204
0.016
1.5
12
−
−
−
−
−
−
5.0
−
−
150
−
−
−
−
Max
Unit
3.6
V
−
V
5.0
mA
1.75
C
4.0
1.0
C
1.75
4.0
−
mA
−
−
−
C
−
kW
12
ms
38
ms
50
ms
−
V
0.8
V
−
mA
1.0
mA
−
pF
−
V
0.4
V
−
mV
1.9
V
1.0
mA
10
mA
−
mV
p-p
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