AD7418AR Analog Devices Inc, AD7418AR Datasheet - Page 4

• Manufacturer Part Number: AD7418AR
• Description: IC ADC 4CH W/TEMP SENSOR 8-SOIC
• Manufacturer: Analog Devices Inc

Specifications of AD7418AR

• Rohs Status: RoHS non-compliant
• Function: Temp Monitoring System (Sensor)
• Topology: ADC, Comparator, Register Bank
• Sensor Type: Internal
• Sensing Temperature: -40°C ~ 125°C
• Output Type: I²C™
• Output Alarm: No
• Output Fan: Yes
• Voltage - Supply: 2.7 V ~ 5.5 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• For Use With: EVAL-AD7416/7/8EBZ - BOARD EVALUATION FOR AD7416/7/8

AD7416/AD7417/AD7418
SPECIFICATIONS
AD7417/AD7418 SPECIFICATIONS
V
Table 1.
Parameter
DC ACCURACY
ANALOG INPUTS
TEMPERATURE SENSOR
CONVERSION RATE
REFERENCE INPUT
ON-CHIP REFERENCE
DIGITAL INPUTS
DIGITAL OUTPUTS
DD
Resolution
Minimum Resolution for Which No
Relative Accuracy
Differential Nonlinearity
Gain Error
Gain Error Match
Offset Error
Offset Error Match
Input Voltage Range
Input Leakage Current
Input Capacitance
Measurement Error
Temperature Resolution
Track-and-Hold Acquisition Time
Conversion Time
REF
Input Impedance
Input Capacitance
Reference Error
Temperature Coefficient
Input High Voltage, V
Input Low Voltage, V
Input Leakage Current
Output Low Voltage, V
Output High Current
= 2.7 V to 5.5 V, GND = 0 V, REF
Missing Codes Are Guaranteed
Channel 1 to Channel 4
Ambient Temperature 25°C
T
Temperature Sensor
MIN
IN
Input Voltage Range
to T
2
MAX
2
6
5,6
2
2
2
IL
1
IH
OL
3
2
6
4
IN
= 2.5 V, unless otherwise noted.
A Version
10
10
±1
±1
±3
±10
±0.6
±4
±0.7
VREF
0
±1
10
±2
±3
1/4
400
30
15
2.625
2.375
40
10
±25
80
V
V
1
0.4
1
DD
DD
× 0.7
× 0.3
B Version
10
10
±1
±1
±3
±10
±0.6
±4
±0.7
VREF
0
±1
10
±1
±2
1/4
400
30
15
2.625
2.375
40
10
±25
80
V
V
1
0.4
1
DD
DD
× 0.7
× 0.3
Rev. I | Page 4 of 24
1
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
°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
Test Conditions/Comments
Any channel
This specification is typical for V
This specification is typical for V
External reference
Internal reference
AD7417 only
AD7417 only
Source impedance < 10 Ω
Typically 27 μs
Typically 10 μs
2.5 V + 5%
2.5 V − 5%
Nominal 2.5 V
I
V
OL
OH
= 3 mA
= 5 V
DD
DD
of 3.6 V to 5.5 V
of 3.6 V to 5.5 V