ADT7310 View Datasheet(PDF) - Analog Devices
Part Name
Description
MFG CO.
ADT7310 Datasheet PDF : 25 Pages
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Data Sheet
ADT7310
SPECIFICATIONS
TA = −55°C to +150°C; VDD = 2.7 V to 5.5 V; unless otherwise noted.
Table 1.
Parameter
TEMPERATURE SENSOR AND ADC
Accuracy1
ADC Resolution
Min
Typ
Max Unit
−0.05
13
±0.42 °C
±0.44 °C
±0.5 °C
±0.5 °C
±0.7 °C
±0.8 °C
±1.0 °C
Bits
16
Bits
Temperature Resolution
13-Bit
16-Bit
Temperature Conversion Time
Fast Temperature Conversion Time
1 SPS Conversion Time
Temperature Hysteresis
Repeatability3
DC PSRR
DIGITAL OUTPUTS (OPEN DRAIN)
High Output Leakage Current, IOH
Output High Current
Output Low Voltage, VOL
Output High Voltage, VOH
Output Capacitance, COUT
DIGITAL INPUTS
Input Current
Input Low Voltage, VIL
Input High Voltage, VIH
Pin Capacitance
DIGITAL OUTPUT (DOUT)
Output High Voltage, VOH
Output Low Voltage, VOL
Output Capacitance, COUT
POWER REQUIREMENTS
Supply Voltage
Supply Current
At 3.3 V
At 5.5 V
1 SPS Current
At 3.3V
At 5.5V
Shutdown Current
At 3.3 V
At 5.5 V
Power Dissipation Normal Mode
Power Dissipation 1 SPS
0.0625
°C
0.0078
°C
240
ms
6
ms
60
ms
±0.002
°C
±0.015
°C
0.1
°C/V
0.1
0.7 × VDD
3
5
µA
1
mA
0.4
V
V
pF
0.7 × VDD
5
±1
µA
0.4
V
V
10
pF
VOH − 0.3
V
0.4
V
50
pF
2.7
5.5
V
210
250 µA
250
300 µA
46
µA
65
µA
2.0
15
µA
5.2
25
µA
700
µW
150
µW
Test Conditions/Comments
TA = −40°C to +105°C, VDD = 3.0 V
TA = −40°C to +105°C, VDD = 2.7 V to 3.3 V
TA = −55°C to +125°C, VDD = 3.0 V
TA = −40°C to +105°C, VDD = 2.7 V to 3.6 V
TA = −55°C to +150°C, VDD = 2.7 V to 3.6 V
TA = −40°C to +105°C, VDD = 4.5 V to 5.5 V
TA = −55°C to +150°C, VDD = 2.7 V to 5.5 V
Twos complement temperature value of sign bit plus 12 ADC bits
(power-up default resolution)
Twos complement temperature value of sign bit plus 15 ADC bits
(Bit 7 = 1 in the configuration register)
13-bit resolution (sign + 12-bit)
16-bit resolution (sign + 15-bit)
Continuous conversion and one-shot conversion mode
First conversion on power-up only
Conversion time for 1 SPS mode
Temperature cycle = 25°C to 125°C, and back to 25°C
TA = 25°C
TA = 25°C
CT and INT pins pulled up to 5.5 V
VOH = 5 .5V
IOL = 2 mA @ 5.5 V, IOL = 1 mA @ 3.3 V
VIN = 0 V to VDD
ISOURCE = ISINK = 200 µA
IOL = 200 µA
Peak current while converting, SPI interface inactive
Peak current while converting, SPI interface inactive
VDD = 3.3 V, 1 SPS mode, TA = 25°C
VDD = 5.5 V, 1 SPS mode, TA = 25°C
Supply current in shutdown mode
Supply current in shutdown mode
VDD = 3.3 V, normal mode at 25°C
Power dissipated for VDD = 3.3 V, TA = 25°C
1 Accuracy includes lifetime drift.
2 The equivalent 3 σ limits are ±0.33°C. This 3 σ specification is provided to enable comparison with other vendors who use these limits.
3 Based on a floating average of 10 readings.
Rev. A | Page 3 of 24
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