AD7415 データシートの表示（PDF） - Analog Devices
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AD7415 Datasheet PDF : 20 Pages
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AD7414/AD7415
SPECIFICATIONS
TA = TMIN to TMAX, VDD = 2.7 V to 5.5 V, unless otherwise noted. Temperature range as follows: A version = −40°C to +125°C.
Table 1.
Parameter
TEMPERATURE SENSOR AND ADC
Accuracy1
Resolution
Update Rate, tR
Temperature Conversion Time
POWER SUPPLIES
Supply Current3
Peak Supply Current4
Supply Current – Nonconverting
Inactive Serial Bus5
Normal Mode @ 3 V
Normal Mode @ 5 V
Active Serial Bus6
Normal Mode @ 3 V
Normal Mode @ 5 V
Shutdown Mode
DIGITAL INPUT
Input High Voltage, VIH
Input Low Voltage, VIL
Input Current, IIN7
Input Capacitance, CIN
DIGITAL OUTPUT (OPEN-DRAIN)
Output High Voltage, VOH
Output Low Voltage, VOL
Output High Current, IOH
Output Capacitance, COUT
ALERT Output Saturation Voltage
AC ELECTRICAL CHARACTERISTICS8, 9
Serial Clock Period, t1
Data In Setup Time to SCL High, t2
Data Out Stable after SCL Low, t3
A Version
Unit Test Conditions/Comments
±0.5
−0.87 to +0.822
±1.5
±2.0
±3.0
±2.0
±1.87
2
±2.0
±3.0
±3.0
10
800
25
°C typ
°C max
°C max
°C max
°C max
°C typ
°C max
°C typ
°C max
°C typ
Bits
ms typ
µs typ
VDD = 3 V @ +40°C
VDD = 3 V @ +40°C
VDD = 3 V @ −40°C to +70°C
VDD = 3 V @ −40°C to +85°C
VDD = 3 V @ −40°C to +125°C
VDD = 3 V @ −40°C to +125°C
VDD = 5.5 V @ +40°C
VDD = 5.5 V @ −40°C to +85°C
VDD = 5.5 V @ −40°C to +85°C
VDD = 5.5 V @ −40°C to +125°C
1.2
mA typ Current during conversion
900
µA max Peak current between conversions
169
µA typ Supply current with serial bus inactive. Part not
188
µA typ converting and D7 of configuration register = 0.
180
µA typ Supply current with serial bus active. Part not
214
µA typ converting and D7 of configuration register = 0.
3
µA max D7 of configuration register = 1. Typical values
are 0.04 µA at 3 V and 0.5 µA at 5 V.
2.4
V min
0.8
V max
±1
µA max VIN = 0 V to VDD
10
pF max All digital inputs
2.4
V min
0.4
V max IOL = 1.6 mA
1
µA max VOH = 5 V
10
pF max Typ = 3 pF
0.8
V max IOUT = 4 mA
2.5
µs min See Figure 2
50
ns min See Figure 2
0
ns min See Figure 2
Rev. E | Page 3 of 20
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