AD7416/AD7417/AD7418
AD7417/AD7418–SPECIFICATIONS
Parameter
DC ACCURACY
Resolution
Minimum Resolution for Which No
Missing Codes Are Guaranteed
Relative Accuracy
2
Differential Nonlinearity
2
Gain Error
2
Gain Error Match
2
Offset Error
2
Offset Error Match
ANALOG INPUTS
Input Voltage Range
Input Leakage Current
3
Input Capacitance
TEMPERATURE SENSOR
1
Measurement Error
Ambient Temperature 25°C
T
MIN
to T
MAX
Temperature Resolution
CONVERSION RATE
Track-and-Hold Acquisition Time
4
Conversion Time
Temperature Sensor
Channels 1 to 4
REFERENCE INPUT
5, 6
REF
IN
Input Voltage Range
6
Input Impedance
Input Capacitance
ON-CHIP REFERENCE
Reference Error
6
Temperature Coefficient
6
DIGITAL INPUTS
Input High Voltage, V
IH
Input Low Voltage, V
IL
Input Leakage Current
DIGITAL OUTPUTS
Output Low Voltage, V
OL
Output High Current
POWER REQUIREMENTS
V
DD
I
DD
Normal Operation
Power-Down
Auto Power-Down Mode
10 SPS Throughput Rate
1 kSPS Throughput Rate
10 kSPS Throughput Rate
Power-Down
A Version
10
10
±
1
±
1
±
3
±
10
±
0.6
±
4
±
0.7
V
REF
0
±
1
10
B Version
1
10
10
±
1
±
1
±
3
±
10
±
0.6
±
4
±
0.7
V
REF
0
±
1
10
(V
DD
= 2.7 V to 5.5 V, GND = 0 V, REF
IN
= 2.5 V, unless otherwise noted.)
Unit
Bits
Bits
LSB max
LSB max
LSB max
LSB max
LSB max
LSB max
LSB max
V max
V min
µA
max
pF max
Test Conditions/Comments
Any Channel.
This Specification Is Typical for V
DD
of
3.6 V to 5.5 V.
This Specification Is Typical for V
DD
of
3.6 V to 5.5 V.
External Reference.
Internal Reference.
AD7417 Only.
AD7417 Only.
±
2
±
3
1/4
400
30
15
2.625
2.375
40
10
±
25
80
V
DD
×
0.7
V
DD
×
0.3
1
0.4
1
5.5
2.7
600
1
6
60
600
3
±
1
±
2
1/4
400
30
15
2.625
2.375
40
10
±
25
80
V
DD
×
0.7
V
DD
×
0.3
1
0.4
1
5.5
2.7
600
1
6
60
600
3
–2–
°C
max
°C
max
°C/LSB
ns max
µs
max
µs
max
V max
V min
kΩ min
pF max
mV max
ppm/°C typ
V min
V max
µA
max
V max
µA
max
V max
V min
µA
max
µA
max
µW
typ
µW
typ
µW
typ
µW
max
I
OL
= 3 mA.
V
OH
= 5 V.
For Specified Performance.
Logic Inputs = 0 V or V
DD.
50 nA Typically.
V
DD
= 3 V. See Operating Modes.
Source Impedance < 10
Ω.
Typically 27
µs.
Typically 10
µs.
2.5 V + 5%.
2.5 V – 5%.
Nominal 2.5 V.
Typically 0.15
µW.
REV. G
AD [ ANALOG DEVICES ]
