參數(shù)資料
型號(hào): AD7719BR
廠商: ANALOG DEVICES INC
元件分類: ADC
英文描述: Low Voltage, Low Power, Factory-Calibrated 16-/24-Bit Dual ADC
中文描述: 6-CH 24-BIT DELTA-SIGMA ADC, SERIAL ACCESS, PDSO28
封裝: MS-013AE, SOIC-28
文件頁數(shù): 11/40頁
文件大?。?/td> 367K
代理商: AD7719BR
REV. 0
AD7719
–11–
Typical Performance Characteristics
READING NO.
8389600
8389400
83880000
1000
100
C
200
300
8389200
400
500
600
700
800
900
8389000
8388800
8388600
8388400
8388200
AV
= DV
= 5V
INPUT RANGE = 20mV
REFIN1(+)
REFIN1(
)=2.5V
UPDATE RATE=19.79Hz
MAIN ADC IN BUFFERED MODE
RMS NOISE = 0.58 Vrms
T
A
= 25 C
V
REF
= 2.5V
TPC 1. Typical Noise Plot on
±
20 mV Input Range with
19.79 Hz Update Rate
8
7
0
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
6
5
4
3
2
1
9
TPC 2. Noise Distribution Histogram
2.5
0
1.0
3.0
2.5
2.0
1.5
3.5
5.0
4.5
4.0
2.0
1.5
1.0
0.5
3.0
V
REF
Volts
R
20mV RANGE
2.56V RANGE
AV
DD
= DV
DD
= 5V
V
= 2.5V
INPUT RANGE = 2.56V
UPDATE RATE = 19.79Hz
T
A
= 25 C
TPC 3. RMS Noise vs. Reference Input
16
0
40
30
20
10
50
100
90
80
70
60
24
22
20
18
26
UPDATE RATE
Hz
N
110
TPC 4. No-Missing-Codes Performance
TEMPERATURE SENSOR
C
1400
1200
0
50
30
10
20
40
H
800
600
400
200
1000
THE AMBIENT
TEMPERATURE VARIES
FROM 25 C TO 30 C
WHILE RECORDING
THE DATA FROM
THE DEVICES.
TPC 5. Temperature Sensor Accuracy
MAIN CAL ACC. @ 4V
V
1200
0
20
0
20
10
10
H
800
600
400
200
1000
30
TPC 6. Full-Scale Error Distribution
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