參數(shù)資料
型號(hào): AD7416ARZ-REEL7
廠商: ANALOG DEVICES INC
元件分類: 溫度/濕度傳感器
英文描述: 10-Bit Digital Temperature Sensor (AD7416) and Single/Four-Channel ADC (AD7417/AD7418)
中文描述: DIGITAL TEMP SENSOR-SERIAL, 10BIT(s), 3Cel, RECTANGULAR, SURFACE MOUNT
封裝: LEAD FREE, SOIC-8 PIN
文件頁數(shù): 2/20頁
文件大小: 325K
代理商: AD7416ARZ-REEL7
REV. G
–2–
AD7416/AD7417/AD7418
AD7417/AD7418–SPECIFICATIONS
(V
DD
= 2.7 V to 5.5 V, GND = 0 V, REF
IN
= 2.5 V, unless otherwise noted.)
Parameter
A Version
B Version
1
Unit
Test Conditions/Comments
DC ACCURACY
Resolution
Minimum Resolution for Which No
Missing Codes Are Guaranteed
Relative Accuracy
2
Any Channel.
10
10
Bits
10
±
1
10
±
1
Bits
LSB max
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.
Differential Nonlinearity
2
±
1
±
1
LSB max
Gain Error
2
±
3
±
10
±
0.6
±
4
±
0.7
±
3
±
10
±
0.6
±
4
±
0.7
LSB max
LSB max
LSB max
LSB max
LSB max
Gain Error Match
2
Offset Error
2
Offset Error Match
AD7417 Only.
ANALOG INPUTS
Input Voltage Range
V
REF
0
±
1
10
V
REF
0
±
1
10
V max
V min
μ
A max
pF max
Input Leakage Current
3
Input Capacitance
TEMPERATURE SENSOR
1
Measurement Error
Ambient Temperature 25
°
C
T
MIN
to T
MAX
Temperature Resolution
±
2
±
3
1/4
±
1
±
2
1/4
°
C max
°
C max
°
C/LSB
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
400
400
ns max
Source Impedance < 10
.
30
15
30
15
μ
s max
μ
s max
Typically 27
μ
s.
Typically 10
μ
s.
2.625
2.375
40
10
2.625
2.375
40
10
V max
V min
k
min
pF max
2.5 V + 5%.
2.5 V
5%.
Input Impedance
Input Capacitance
ON-CHIP REFERENCE
Reference Error
6
Temperature Coefficient
6
Nominal 2.5 V.
±
25
80
±
25
80
mV max
ppm/
°
C typ
DIGITAL INPUTS
Input High Voltage, V
IH
Input Low Voltage, V
IL
Input Leakage Current
V
DD
×
0.7
V
DD
×
0.3
1
V
DD
×
0.7
V
DD
×
0.3
1
V min
V max
μ
A max
DIGITAL OUTPUTS
Output Low Voltage, V
OL
Output High Current
0.4
1
0.4
1
V max
μ
A max
I
OL
= 3 mA.
V
OH
= 5 V.
POWER REQUIREMENTS
V
DD
5.5
2.7
5.5
2.7
V max
V min
For Specified Performance.
I
DD
Logic Inputs = 0 V or V
DD.
Normal Operation
Power-Down
Auto Power-Down Mode
10 SPS Throughput Rate
1 kSPS Throughput Rate
10 kSPS Throughput Rate
Power-Down
600
1
600
1
μ
A max
μ
A max
50 nA Typically.
V
DD
= 3 V. See Operating Modes.
6
60
600
3
6
60
600
3
μ
W typ
μ
W typ
μ
W typ
μ
W max
Typically 0.15
μ
W.
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